diff --git a/Accounts/src/Reducers/changePassword.ts b/Accounts/src/Reducers/changePassword.ts
index 9adec23596..90f27cf520 100755
--- a/Accounts/src/Reducers/changePassword.ts
+++ b/Accounts/src/Reducers/changePassword.ts
@@ -12,7 +12,7 @@ const initialState: $TSFixMe = {
     success: false,
 };
 
-export default function register(state = initialState, action: Action): void {
+export default function register(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.CHANGEPASSWORD_REQUEST:
             return Object.assign({}, state, {
diff --git a/Accounts/src/Reducers/login.ts b/Accounts/src/Reducers/login.ts
index 5f49fbf0a2..9476a5306b 100755
--- a/Accounts/src/Reducers/login.ts
+++ b/Accounts/src/Reducers/login.ts
@@ -52,7 +52,7 @@ const initialState: $TSFixMe = {
     loginMethod: 'standard',
 };
 
-export default function register(state = initialState, action: Action): void {
+export default function register(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case CHANGE_LOGIN:
             return Object.assign({}, state, {
diff --git a/Accounts/src/Reducers/register.ts b/Accounts/src/Reducers/register.ts
index 729a1be867..24f9a0ce01 100755
--- a/Accounts/src/Reducers/register.ts
+++ b/Accounts/src/Reducers/register.ts
@@ -47,7 +47,7 @@ const initialState: $TSFixMe = {
     email: null,
 };
 
-export default function register(state = initialState, action: Action): void {
+export default function register(state: $TSFixMe = initialState, action: Action): void {
     let incCount: $TSFixMe, decCount: $TSFixMe, stage: $TSFixMe;
     switch (action.type) {
         case SIGNUP_REQUEST:
diff --git a/Accounts/src/Reducers/resendToken.ts b/Accounts/src/Reducers/resendToken.ts
index 518aa1b9f8..713bef8a54 100755
--- a/Accounts/src/Reducers/resendToken.ts
+++ b/Accounts/src/Reducers/resendToken.ts
@@ -13,7 +13,7 @@ const initialState: $TSFixMe = {
     success: false,
 };
 
-export default function register(state = initialState, action: Action): void {
+export default function register(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case RESENDTOKEN_REQUEST:
             return Object.assign({}, state, {
diff --git a/Accounts/src/Reducers/resetPassword.ts b/Accounts/src/Reducers/resetPassword.ts
index 0813167079..9a55fe35d6 100755
--- a/Accounts/src/Reducers/resetPassword.ts
+++ b/Accounts/src/Reducers/resetPassword.ts
@@ -17,7 +17,7 @@ const initialState: $TSFixMe = {
     success: false,
 };
 
-export default function register(state = initialState, action: Action): void {
+export default function register(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case PASSWORDRESET_REQUEST:
             return Object.assign({}, state, {
diff --git a/AdminDashboard/src/Reducers/dashboard.ts b/AdminDashboard/src/Reducers/dashboard.ts
index b74c5e5123..19b3f7304f 100644
--- a/AdminDashboard/src/Reducers/dashboard.ts
+++ b/AdminDashboard/src/Reducers/dashboard.ts
@@ -13,7 +13,7 @@ const initialState: $TSFixMe = {
     success: false,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case DASHBOARD_LOAD_REQUEST:
             return Object.assign({}, state, {
diff --git a/AdminDashboard/src/Reducers/license.ts b/AdminDashboard/src/Reducers/license.ts
index 62cad2709c..0dfd286574 100644
--- a/AdminDashboard/src/Reducers/license.ts
+++ b/AdminDashboard/src/Reducers/license.ts
@@ -25,7 +25,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case FETCH_LICENSE_REQUEST:
             return Object.assign({}, state, {
diff --git a/AdminDashboard/src/Reducers/modal.ts b/AdminDashboard/src/Reducers/modal.ts
index 619e372174..61dfa60bfe 100644
--- a/AdminDashboard/src/Reducers/modal.ts
+++ b/AdminDashboard/src/Reducers/modal.ts
@@ -7,7 +7,7 @@ const initialState: $TSFixMe = {
     feedbackModalVisble: false,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case OPEN_MODAL:
             return Object.assign({}, state, {
diff --git a/AdminDashboard/src/Reducers/notifications.ts b/AdminDashboard/src/Reducers/notifications.ts
index b341f18645..46413abbe1 100644
--- a/AdminDashboard/src/Reducers/notifications.ts
+++ b/AdminDashboard/src/Reducers/notifications.ts
@@ -21,7 +21,7 @@ const initialState: $TSFixMe = {
     notificationsPosition: 0,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case OPEN_NOTIFICATION_MENU:
             return Object.assign({}, state, {
diff --git a/AdminDashboard/src/Reducers/page.ts b/AdminDashboard/src/Reducers/page.ts
index 9d6cf5ef7b..d440ba3e88 100755
--- a/AdminDashboard/src/Reducers/page.ts
+++ b/AdminDashboard/src/Reducers/page.ts
@@ -12,7 +12,7 @@ const initialState: $TSFixMe = {
     sidenavopen: false,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case PAGE_LOAD_REQUEST:
             return Object.assign({}, state, {
diff --git a/AdminDashboard/src/Reducers/probe.ts b/AdminDashboard/src/Reducers/probe.ts
index edaa565f0f..a4e05a5cba 100644
--- a/AdminDashboard/src/Reducers/probe.ts
+++ b/AdminDashboard/src/Reducers/probe.ts
@@ -29,7 +29,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function probes(state = initialState, action: Action): void {
+export default function probes(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.PROBE_SUCCESS:
             return Object.assign({}, state, {
diff --git a/AdminDashboard/src/Reducers/version.ts b/AdminDashboard/src/Reducers/version.ts
index 8095a83ac9..d0f3c9b98d 100644
--- a/AdminDashboard/src/Reducers/version.ts
+++ b/AdminDashboard/src/Reducers/version.ts
@@ -20,7 +20,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case GET_VERSION_FAILED:
             return Object.assign({}, state, {
diff --git a/Backend/test/alert.test.ts b/Backend/test/alert.test.ts
index 63751bfd24..bab1e02861 100644
--- a/Backend/test/alert.test.ts
+++ b/Backend/test/alert.test.ts
@@ -58,7 +58,7 @@ describe('Alert API', (): void => {
                         userId = res.body.id;
 
                         ComponentModel.create({ name: 'Test Component' }).then(
-                            (component:  $TSFixMe) => {
+                            (component: $TSFixMe) => {
                                 UserModel.findByIdAndUpdate(
                                     userId,
                                     { $set: { isVerified: true } },
diff --git a/Backend/test/enterpriseAlert.test.ts b/Backend/test/enterpriseAlert.test.ts
index e7050b8f8d..4bb7b24287 100644
--- a/Backend/test/enterpriseAlert.test.ts
+++ b/Backend/test/enterpriseAlert.test.ts
@@ -39,7 +39,7 @@ describe('Enterprise Alert API', function (): void {
                     projectId = project._id;
 
                     ComponentModel.create({ name: 'New Component' }).then(
-                        (component:  $TSFixMe) => {
+                        (component: $TSFixMe) => {
                             request
                                 .post('/user/login')
                                 .send({
diff --git a/CommonServer/Services/StatusPageService.ts b/CommonServer/Services/StatusPageService.ts
index 7656406002..56f93e79a9 100755
--- a/CommonServer/Services/StatusPageService.ts
+++ b/CommonServer/Services/StatusPageService.ts
@@ -1096,7 +1096,7 @@ public async getEvents(
             // do not repeat the same event two times
 
             events = eventIds.map((id: $TSFixMe) =>  {
-                return events.find(event => String(event._id) === String(id));
+                return events.find((event : $TSFixMe) =>String(event._id) === String(id));
             });
             const count: $TSFixMe = events.length;
 
@@ -1203,7 +1203,7 @@ public async getFutureEvents(
             // do not repeat the same event two times
 
             events = eventIds.map((id: $TSFixMe) =>  {
-                return events.find(event => String(event._id) === String(id));
+                return events.find((event : $TSFixMe) =>String(event._id) === String(id));
             });
 
             // // sort in ascending start date
@@ -1311,7 +1311,7 @@ public async getPastEvents(
             // do not repeat the same event two times
 
             events = eventIds.map((id: $TSFixMe) =>  {
-                return events.find(event => String(event._id) === String(id));
+                return events.find((event : $TSFixMe) =>String(event._id) === String(id));
             });
 
             // sort in ascending start date
diff --git a/CommonUI/src/reducers/modal.ts b/CommonUI/src/reducers/modal.ts
index 33a97a865f..02f8f5d448 100755
--- a/CommonUI/src/reducers/modal.ts
+++ b/CommonUI/src/reducers/modal.ts
@@ -14,7 +14,7 @@ const initialState: InitialStateType = {
 };
 
 export default (
-    state = initialState,
+    state: $TSFixMe = initialState,
     action: ModalAction
 ): InitialStateType => {
     switch (action.type) {
diff --git a/Dashboard/src/Actions/performanceTrackerMetric.ts b/Dashboard/src/Actions/performanceTrackerMetric.ts
index 3946257b7b..bacf6bbebb 100644
--- a/Dashboard/src/Actions/performanceTrackerMetric.ts
+++ b/Dashboard/src/Actions/performanceTrackerMetric.ts
@@ -229,35 +229,50 @@ export const setErrorEndDate: Function = (date: $TSFixMe): void => {
     };
 };
 
-export const resetTimeDate: Function = (startDate: $TSFixMe, endDate: $TSFixMe): void => {
+export const resetTimeDate: Function = (
+    startDate: $TSFixMe,
+    endDate: $TSFixMe
+): void => {
     return {
         type: types.RESET_TIME_DATE,
         payload: { startDate, endDate },
     };
 };
 
-export const resetThroughputDate: Function = (startDate: $TSFixMe, endDate: $TSFixMe): void => {
+export const resetThroughputDate: Function = (
+    startDate: $TSFixMe,
+    endDate: $TSFixMe
+): void => {
     return {
         type: types.RESET_THROUGHPUT_DATE,
         payload: { startDate, endDate },
     };
 };
 
-export const resetErrorDate: Function = (startDate: $TSFixMe, endDate: $TSFixMe): void => {
+export const resetErrorDate: Function = (
+    startDate: $TSFixMe,
+    endDate: $TSFixMe
+): void => {
     return {
         type: types.RESET_ERROR_DATE,
         payload: { startDate, endDate },
     };
 };
 
-export const resetIncomingDate: Function = (startDate: $TSFixMe, endDate: $TSFixMe): void => {
+export const resetIncomingDate: Function = (
+    startDate: $TSFixMe,
+    endDate: $TSFixMe
+): void => {
     return {
         type: types.RESET_INCOMING_DATE,
         payload: { startDate, endDate },
     };
 };
 
-export const resetOutgoingDate: Function = (startDate: $TSFixMe, endDate: $TSFixMe): void => {
+export const resetOutgoingDate: Function = (
+    startDate: $TSFixMe,
+    endDate: $TSFixMe
+): void => {
     return {
         type: types.RESET_OUTGOING_DATE,
         payload: { startDate, endDate },
diff --git a/Dashboard/src/Reducers/alert.ts b/Dashboard/src/Reducers/alert.ts
index 25043b9210..d11c3d6773 100755
--- a/Dashboard/src/Reducers/alert.ts
+++ b/Dashboard/src/Reducers/alert.ts
@@ -48,7 +48,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case types.ALERT_FETCH_SUCCESS:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/animateSidebar.ts b/Dashboard/src/Reducers/animateSidebar.ts
index 6372daeb50..6a50b2e1ca 100644
--- a/Dashboard/src/Reducers/animateSidebar.ts
+++ b/Dashboard/src/Reducers/animateSidebar.ts
@@ -6,7 +6,7 @@ const initialState: $TSFixMe = {
     animateSidebar: false,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case ANIMATE_SIDEBAR:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/callRouting.ts b/Dashboard/src/Reducers/callRouting.ts
index ec0d65e8ab..72c0746db5 100644
--- a/Dashboard/src/Reducers/callRouting.ts
+++ b/Dashboard/src/Reducers/callRouting.ts
@@ -78,7 +78,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function card(state = initialState, action: Action): void {
+export default function card(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.GET_CALL_ROUTING_NUMBERS_REQUEST:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/card.ts b/Dashboard/src/Reducers/card.ts
index 94ff369ffa..05bfc5410c 100755
--- a/Dashboard/src/Reducers/card.ts
+++ b/Dashboard/src/Reducers/card.ts
@@ -30,7 +30,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function card(state = initialState, action: Action): void {
+export default function card(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.ADD_CARD_REQUEST:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/changePassword.ts b/Dashboard/src/Reducers/changePassword.ts
index 9adec23596..90f27cf520 100755
--- a/Dashboard/src/Reducers/changePassword.ts
+++ b/Dashboard/src/Reducers/changePassword.ts
@@ -12,7 +12,7 @@ const initialState: $TSFixMe = {
     success: false,
 };
 
-export default function register(state = initialState, action: Action): void {
+export default function register(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.CHANGEPASSWORD_REQUEST:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/credential.ts b/Dashboard/src/Reducers/credential.ts
index 881c31b255..9d1f77e4fa 100644
--- a/Dashboard/src/Reducers/credential.ts
+++ b/Dashboard/src/Reducers/credential.ts
@@ -14,7 +14,7 @@ const initialState: $TSFixMe = {
     dockerSecurities: [],
 };
 
-export default function credential(state = initialState, action: Action): void {
+export default function credential(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.ADD_GIT_CREDENTIAL_REQUEST:
             return {
diff --git a/Dashboard/src/Reducers/customField.ts b/Dashboard/src/Reducers/customField.ts
index c206eba7f8..93e1d06c30 100644
--- a/Dashboard/src/Reducers/customField.ts
+++ b/Dashboard/src/Reducers/customField.ts
@@ -22,7 +22,7 @@ const initialState: $TSFixMe = {
 };
 
 export default function customField(
-    state = initialState,
+    state: $TSFixMe = initialState,
     action: Action
 ): void {
     switch (action.type) {
diff --git a/Dashboard/src/Reducers/dateTime.ts b/Dashboard/src/Reducers/dateTime.ts
index 6215fecd96..2f5d4c31b8 100644
--- a/Dashboard/src/Reducers/dateTime.ts
+++ b/Dashboard/src/Reducers/dateTime.ts
@@ -9,7 +9,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function dateTime(state = initialState, action: Action): void {
+export default function dateTime(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case 'SET_START_DATE':
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/emailTemplates.ts b/Dashboard/src/Reducers/emailTemplates.ts
index 7aa789efa6..334a866e4f 100755
--- a/Dashboard/src/Reducers/emailTemplates.ts
+++ b/Dashboard/src/Reducers/emailTemplates.ts
@@ -35,7 +35,7 @@ const initialState: $TSFixMe = {
     showEmailSmtpConfiguration: false,
 };
 
-export default function incident(state = initialState, action: Action): void {
+export default function incident(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.EMAIL_TEMPLATES_SUCCESS:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/feedback.ts b/Dashboard/src/Reducers/feedback.ts
index c2e76f3eff..cf5ea11caa 100755
--- a/Dashboard/src/Reducers/feedback.ts
+++ b/Dashboard/src/Reducers/feedback.ts
@@ -18,7 +18,7 @@ const initialState: $TSFixMe = {
     feedbackModalVisble: false,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case OPEN_FEEDBACK_MODAL:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/groups.ts b/Dashboard/src/Reducers/groups.ts
index bd14062fd0..62c3f4fcce 100644
--- a/Dashboard/src/Reducers/groups.ts
+++ b/Dashboard/src/Reducers/groups.ts
@@ -12,7 +12,7 @@ const initialState: $TSFixMe = {
     oncallDuty: [],
 };
 
-export default function groups(state = initialState, action: Action): void {
+export default function groups(state: $TSFixMe = initialState, action: Action): void {
     let updatedGroup: $TSFixMe;
     switch (action.type) {
         case types.GET_GROUPS_REQUEST:
diff --git a/Dashboard/src/Reducers/incident.ts b/Dashboard/src/Reducers/incident.ts
index 46cd59cc21..54887b3ca3 100755
--- a/Dashboard/src/Reducers/incident.ts
+++ b/Dashboard/src/Reducers/incident.ts
@@ -84,7 +84,7 @@ const initialState: $TSFixMe = {
     activeIncident: null,
 };
 
-export default function incident(state = initialState, action: Action): void {
+export default function incident(state: $TSFixMe = initialState, action: Action): void {
     let incident: $TSFixMe,
         incidents: $TSFixMe,
         unresolvedincidents: $TSFixMe,
diff --git a/Dashboard/src/Reducers/incidentCommunicationSla.ts b/Dashboard/src/Reducers/incidentCommunicationSla.ts
index 03cce1fd79..1b6279d19b 100644
--- a/Dashboard/src/Reducers/incidentCommunicationSla.ts
+++ b/Dashboard/src/Reducers/incidentCommunicationSla.ts
@@ -28,7 +28,7 @@ const initialState: $TSFixMe = {
 };
 
 export default function incidentCommunicationSla(
-    state = initialState,
+    state: $TSFixMe = initialState,
     action: Action
 ): void {
     switch (action.type) {
diff --git a/Dashboard/src/Reducers/incidentNoteTemplate.ts b/Dashboard/src/Reducers/incidentNoteTemplate.ts
index a6704bd0c0..6085def37a 100644
--- a/Dashboard/src/Reducers/incidentNoteTemplate.ts
+++ b/Dashboard/src/Reducers/incidentNoteTemplate.ts
@@ -29,7 +29,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case types.FETCH_INCIDENT_NOTE_TEMPLATES_REQUEST:
             return {
diff --git a/Dashboard/src/Reducers/incomingRequest.ts b/Dashboard/src/Reducers/incomingRequest.ts
index 77b7a6a3b7..9cd253613c 100644
--- a/Dashboard/src/Reducers/incomingRequest.ts
+++ b/Dashboard/src/Reducers/incomingRequest.ts
@@ -33,7 +33,7 @@ const initialState: $TSFixMe = {
 };
 
 export default function incomingRequest(
-    state = initialState,
+    state: $TSFixMe = initialState,
     action: Action
 ): void {
     switch (action.type) {
diff --git a/Dashboard/src/Reducers/modal.ts b/Dashboard/src/Reducers/modal.ts
index af1ca7f108..5b36db5a97 100755
--- a/Dashboard/src/Reducers/modal.ts
+++ b/Dashboard/src/Reducers/modal.ts
@@ -7,7 +7,7 @@ const initialState: $TSFixMe = {
     feedbackModalVisble: false,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case OPEN_MODAL:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/monitorCustomField.ts b/Dashboard/src/Reducers/monitorCustomField.ts
index 022f6895a5..8e7139b9ee 100644
--- a/Dashboard/src/Reducers/monitorCustomField.ts
+++ b/Dashboard/src/Reducers/monitorCustomField.ts
@@ -21,7 +21,7 @@ const initialState: $TSFixMe = {
 };
 
 export default function monitorCustomField(
-    state = initialState,
+    state: $TSFixMe = initialState,
     action: Action
 ): void {
     switch (action.type) {
diff --git a/Dashboard/src/Reducers/monitorSla.ts b/Dashboard/src/Reducers/monitorSla.ts
index b24f74a2cf..0211c9a10c 100644
--- a/Dashboard/src/Reducers/monitorSla.ts
+++ b/Dashboard/src/Reducers/monitorSla.ts
@@ -28,7 +28,7 @@ const initialState: $TSFixMe = {
     page: 1,
 };
 
-export default function monitorSla(state = initialState, action: Action): void {
+export default function monitorSla(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.CREATE_MONITOR_SLA_REQUEST:
             return {
diff --git a/Dashboard/src/Reducers/msteams.ts b/Dashboard/src/Reducers/msteams.ts
index 1465515c4a..09c62e1c2a 100644
--- a/Dashboard/src/Reducers/msteams.ts
+++ b/Dashboard/src/Reducers/msteams.ts
@@ -52,7 +52,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     let msTeams: $TSFixMe, index: $TSFixMe, count: $TSFixMe;
     switch (action.type) {
         case GET_MS_TEAMS_FAILED:
diff --git a/Dashboard/src/Reducers/notifications.ts b/Dashboard/src/Reducers/notifications.ts
index 54026a2702..f2338e2136 100755
--- a/Dashboard/src/Reducers/notifications.ts
+++ b/Dashboard/src/Reducers/notifications.ts
@@ -24,7 +24,7 @@ const initialState: $TSFixMe = {
     notificationsPosition: 0,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case OPEN_NOTIFICATION_MENU:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/onCallSchedule.ts b/Dashboard/src/Reducers/onCallSchedule.ts
index 20f6b4bc05..2b397db719 100644
--- a/Dashboard/src/Reducers/onCallSchedule.ts
+++ b/Dashboard/src/Reducers/onCallSchedule.ts
@@ -9,7 +9,7 @@ const initialState: $TSFixMe = {
     onCallScheduleModalVisble: false,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case OPEN_ONCALLSCHEDULE_MODAL:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/page.ts b/Dashboard/src/Reducers/page.ts
index 3fad952c3c..15a7e092e8 100755
--- a/Dashboard/src/Reducers/page.ts
+++ b/Dashboard/src/Reducers/page.ts
@@ -14,7 +14,7 @@ const initialState: $TSFixMe = {
     toggleProjectSettingsMore: false,
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case PAGE_LOAD_REQUEST:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/probe.ts b/Dashboard/src/Reducers/probe.ts
index af1f7f94a7..13ee070da0 100644
--- a/Dashboard/src/Reducers/probe.ts
+++ b/Dashboard/src/Reducers/probe.ts
@@ -14,7 +14,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function probes(state = initialState, action: Action): void {
+export default function probes(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.PROBE_SUCCESS:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/project.ts b/Dashboard/src/Reducers/project.ts
index c34ea1420a..db486a4031 100755
--- a/Dashboard/src/Reducers/project.ts
+++ b/Dashboard/src/Reducers/project.ts
@@ -128,7 +128,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function project(state = initialState, action: Action): void {
+export default function project(state: $TSFixMe = initialState, action: Action): void {
     let projects: $TSFixMe, newProjects: $TSFixMe;
     switch (action.type) {
         case types.CHANGE_DELETE_MODAL:
diff --git a/Dashboard/src/Reducers/report.ts b/Dashboard/src/Reducers/report.ts
index 7990199dc3..030858cd6e 100755
--- a/Dashboard/src/Reducers/report.ts
+++ b/Dashboard/src/Reducers/report.ts
@@ -31,7 +31,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function incidents(state = initialState, action: Action): void {
+export default function incidents(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.GET_ACTIVE_MEMBERS_REQUEST:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/schedule.ts b/Dashboard/src/Reducers/schedule.ts
index 5a6e164739..c50d6ff7d4 100755
--- a/Dashboard/src/Reducers/schedule.ts
+++ b/Dashboard/src/Reducers/schedule.ts
@@ -125,7 +125,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function schedule(state = initialState, action: Action): void {
+export default function schedule(state: $TSFixMe = initialState, action: Action): void {
     let data: $TSFixMe, index: $TSFixMe, isExistingSchedule: $TSFixMe;
     switch (action.type) {
         case SCHEDULE_FETCH_SUCCESS:
diff --git a/Dashboard/src/Reducers/scheduledEvent.ts b/Dashboard/src/Reducers/scheduledEvent.ts
index 4a6345a2db..5125c83a5d 100755
--- a/Dashboard/src/Reducers/scheduledEvent.ts
+++ b/Dashboard/src/Reducers/scheduledEvent.ts
@@ -216,7 +216,7 @@ export default function scheduledEvent(
             if (!existingOngoingEvent) {
                 if (startDate <= currentDate && endDate > currentDate) {
                     events = state.subProjectOngoingScheduledEvent.events.map(
-                        eventData => {
+                        (eventData: $TSFixMe) => {
                             if (
                                 String(eventData.project) ===
                                 String(action.payload.projectId._id)
@@ -238,7 +238,7 @@ export default function scheduledEvent(
 
             const scheduledEvents: $TSFixMe =
                 state.subProjectScheduledEventList.scheduledEvents.map(
-                    event => {
+                    (event : $TSFixMe) =>{
                         if (
                             String(event.project) ===
                             String(action.payload.projectId._id)
@@ -338,7 +338,7 @@ export default function scheduledEvent(
         case FETCH_SCHEDULED_EVENTS_SUCCESS: {
             const scheduledEvents: $TSFixMe =
                 state.subProjectScheduledEventList.scheduledEvents.map(
-                    event => {
+                    (event : $TSFixMe) =>{
                         if (
                             action.payload.data.length > 0 &&
                             String(event.project) ===
@@ -536,7 +536,7 @@ export default function scheduledEvent(
 
             const scheduledEvents: $TSFixMe =
                 state.subProjectScheduledEventList.scheduledEvents.map(
-                    subEvent => {
+                    sub(event : $TSFixMe) =>{
                         if (
                             String(subEvent.project) ===
                             String(action.payload.projectId)
@@ -596,7 +596,7 @@ export default function scheduledEvent(
                     ...state.scheduledEventList,
                     scheduledEvents:
                         state.scheduledEventList.scheduledEvents.filter(
-                            scheduledEvent => {
+                            scheduled(event : $TSFixMe) =>{
                                 if (
                                     String(scheduledEvent._id) ===
                                     String(action.payload._id)
@@ -669,7 +669,7 @@ export default function scheduledEvent(
                 );
             const subEvents: $TSFixMe =
                 state.subProjectScheduledEventList.scheduledEvents.map(
-                    subEvent => {
+                    sub(event : $TSFixMe) =>{
                         if (
                             String(subEvent.project) ===
                             String(action.payload.projectId._id)
@@ -795,7 +795,7 @@ export default function scheduledEvent(
                 );
             const subEvents: $TSFixMe =
                 state.subProjectScheduledEventList.scheduledEvents.map(
-                    subEvent => {
+                    sub(event : $TSFixMe) =>{
                         if (
                             String(subEvent.project) ===
                             String(action.payload.projectId._id)
diff --git a/Dashboard/src/Reducers/search.ts b/Dashboard/src/Reducers/search.ts
index 1d85be1d79..b04b243b1a 100644
--- a/Dashboard/src/Reducers/search.ts
+++ b/Dashboard/src/Reducers/search.ts
@@ -17,7 +17,7 @@ const initialState: $TSFixMe = {
     searchFieldVisible: false,
 };
 
-export default function search(state = initialState, action: Action): void {
+export default function search(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case SHOW_SEARCH_BAR:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/security.ts b/Dashboard/src/Reducers/security.ts
index aed08878e2..a7970f9f6e 100644
--- a/Dashboard/src/Reducers/security.ts
+++ b/Dashboard/src/Reducers/security.ts
@@ -43,7 +43,7 @@ const initialState: $TSFixMe = {
     activeApplicationSecurity: '',
 };
 
-export default function security(state = initialState, action: Action): void {
+export default function security(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.ADD_CONTAINER_SECURITY_REQUEST:
             return {
@@ -97,7 +97,7 @@ export default function security(state = initialState, action: Action): void {
             const securities: $TSFixMe =
                 state.containerSecurities.securities.length > 0
                     ? state.containerSecurities.securities.map(
-                          containerSecurity => {
+                          (containerSecurity : $TSFixMe) =>{
                               if (
                                   String(containerSecurity._id) ===
                                   String(action.payload._id)
@@ -192,7 +192,7 @@ export default function security(state = initialState, action: Action): void {
             // update the list of container securities
             const securities: $TSFixMe =
                 state.containerSecurities.securities.filter(
-                    containerSecurity => {
+                    (containerSecurity : $TSFixMe) =>{
                         return (
                             String(containerSecurity._id) !==
                             String(action.payload._id)
@@ -410,7 +410,7 @@ export default function security(state = initialState, action: Action): void {
             const securities: $TSFixMe =
                 state.applicationSecurities.securities.length > 0
                     ? state.applicationSecurities.securities.map(
-                          applicationSecurity => {
+                          (applicationSecurity : $TSFixMe) =>{
                               if (
                                   String(applicationSecurity._id) ===
                                   String(action.payload._id)
@@ -505,7 +505,7 @@ export default function security(state = initialState, action: Action): void {
             // update the list of application securities
             const securities: $TSFixMe =
                 state.applicationSecurities.securities.filter(
-                    applicationSecurity => {
+                    (applicationSecurity : $TSFixMe) =>{
                         return (
                             String(applicationSecurity._id) !==
                             String(action.payload._id)
diff --git a/Dashboard/src/Reducers/slack.ts b/Dashboard/src/Reducers/slack.ts
index 79bfb13e99..5561906a50 100755
--- a/Dashboard/src/Reducers/slack.ts
+++ b/Dashboard/src/Reducers/slack.ts
@@ -31,7 +31,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     let teams: $TSFixMe, index: $TSFixMe, count: $TSFixMe;
     switch (action.type) {
         case GET_SLACK_TEAM_FAILED:
diff --git a/Dashboard/src/Reducers/slackWebhooks.ts b/Dashboard/src/Reducers/slackWebhooks.ts
index bc023c6e98..309081ed3a 100644
--- a/Dashboard/src/Reducers/slackWebhooks.ts
+++ b/Dashboard/src/Reducers/slackWebhooks.ts
@@ -52,7 +52,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     let slacks: $TSFixMe, index: $TSFixMe, count: $TSFixMe;
     switch (action.type) {
         case GET_SLACK_WEBHOOK_FAILED:
diff --git a/Dashboard/src/Reducers/smsTemplates.ts b/Dashboard/src/Reducers/smsTemplates.ts
index 90835756dc..ea856d0766 100755
--- a/Dashboard/src/Reducers/smsTemplates.ts
+++ b/Dashboard/src/Reducers/smsTemplates.ts
@@ -35,7 +35,7 @@ const initialState: $TSFixMe = {
     showSmsSmtpConfiguration: false,
 };
 
-export default function incident(state = initialState, action: Action): void {
+export default function incident(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.SMS_TEMPLATES_SUCCESS:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/subProject.ts b/Dashboard/src/Reducers/subProject.ts
index 7834dd2551..c902abe665 100755
--- a/Dashboard/src/Reducers/subProject.ts
+++ b/Dashboard/src/Reducers/subProject.ts
@@ -42,7 +42,7 @@ const initialState: $TSFixMe = {
     activeSubProject: null,
 };
 
-export default function subProject(state = initialState, action: Action): void {
+export default function subProject(state: $TSFixMe = initialState, action: Action): void {
     let subProjects: $TSFixMe, index: $TSFixMe;
     switch (action.type) {
         case types.SUBPROJECTS_SUCCESS:
diff --git a/Dashboard/src/Reducers/subscriber.ts b/Dashboard/src/Reducers/subscriber.ts
index 1b1b731fee..c6cc1b7b42 100755
--- a/Dashboard/src/Reducers/subscriber.ts
+++ b/Dashboard/src/Reducers/subscriber.ts
@@ -40,7 +40,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default function subscriber(state = initialState, action: Action): void {
+export default function subscriber(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.CREATE_SUBSCRIBER_RESET:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/team.ts b/Dashboard/src/Reducers/team.ts
index 9efc69ab9f..9ce4774717 100755
--- a/Dashboard/src/Reducers/team.ts
+++ b/Dashboard/src/Reducers/team.ts
@@ -64,7 +64,7 @@ const initialState: $TSFixMe = {
     pages: {},
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case TEAM_LOADING_REQUEST:
             return {
diff --git a/Dashboard/src/Reducers/tutorial.ts b/Dashboard/src/Reducers/tutorial.ts
index ea63816e51..6864d7f68c 100644
--- a/Dashboard/src/Reducers/tutorial.ts
+++ b/Dashboard/src/Reducers/tutorial.ts
@@ -35,7 +35,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case FETCH_TUTORIAL_REQUEST:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/version.ts b/Dashboard/src/Reducers/version.ts
index 1ff8a7b646..4a1b09970c 100644
--- a/Dashboard/src/Reducers/version.ts
+++ b/Dashboard/src/Reducers/version.ts
@@ -19,7 +19,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     switch (action.type) {
         case GET_VERSION_FAILED:
             return Object.assign({}, state, {
diff --git a/Dashboard/src/Reducers/webHook.ts b/Dashboard/src/Reducers/webHook.ts
index 742d6e7559..3a450b608c 100755
--- a/Dashboard/src/Reducers/webHook.ts
+++ b/Dashboard/src/Reducers/webHook.ts
@@ -52,7 +52,7 @@ const initialState: $TSFixMe = {
     },
 };
 
-export default (state = initialState, action: Action): void => {
+export default (state: $TSFixMe = initialState, action: Action): void => {
     let webHooks: $TSFixMe, index: $TSFixMe, count: $TSFixMe;
     switch (action.type) {
         case GET_WEB_HOOK_FAILED:
diff --git a/JavaScriptSDK/src/cli/server-monitor/bin/index.ts b/JavaScriptSDK/src/cli/server-monitor/bin/index.ts
index 4627706f3f..8f47b56a26 100644
--- a/JavaScriptSDK/src/cli/server-monitor/bin/index.ts
+++ b/JavaScriptSDK/src/cli/server-monitor/bin/index.ts
@@ -110,7 +110,7 @@ const checkParams: Function = (params: $TSFixMe): void => {
  * @return {Promise} The cli param value promise.
  */
 
-const getParamValue: Function = (params, name): void => {
+const getParamValue: Function = (params: $TSFixMe, name: $TSFixMe): void => {
     const options: $TSFixMe = program.opts();
     return new Promise((resolve: $TSFixMe) => {
         if (options[name] === true || options[name] === undefined) {
diff --git a/JavaScriptSDK/src/cli/server-monitor/lib/api.ts b/JavaScriptSDK/src/cli/server-monitor/lib/api.ts
index 688d3d1ab5..bddf1a4cbf 100644
--- a/JavaScriptSDK/src/cli/server-monitor/lib/api.ts
+++ b/JavaScriptSDK/src/cli/server-monitor/lib/api.ts
@@ -29,7 +29,7 @@ const ping: Function = (
     monitorId: $TSFixMe,
     apiUrl: URL,
     apiKey: string,
-    interval = '* * * * *',
+    interval: $TSFixMe = '* * * * *',
     simulate: $TSFixMe,
     simulateData: $TSFixMe
 ): void => {
diff --git a/StatusPage/src/Reducer/validateToken.ts b/StatusPage/src/Reducer/validateToken.ts
index b209d1d1c2..db7bf8d9d0 100755
--- a/StatusPage/src/Reducer/validateToken.ts
+++ b/StatusPage/src/Reducer/validateToken.ts
@@ -15,7 +15,7 @@ const initialState: $TSFixMe = {
     success: false,
 };
 
-export default function register(state = initialState, action: Action): void {
+export default function register(state: $TSFixMe = initialState, action: Action): void {
     switch (action.type) {
         case types.VALIDATE_TOKEN_REQUEST:
             return Object.assign({}, state, {