diff --git a/packages/backend-core/src/context/index.ts b/packages/backend-core/src/context/index.ts
index aabc5059d1..076d9af65a 100644
--- a/packages/backend-core/src/context/index.ts
+++ b/packages/backend-core/src/context/index.ts
@@ -109,10 +109,7 @@ export async function doInAppContext(appId: string, task: any): Promise<any> {
   if (tenantId) {
     updates.tenantId = tenantId
   }
-  return newContext(
-    updates,
-    task
-  )
+  return newContext(updates, task)
 }
 
 export async function doInIdentityContext(
diff --git a/packages/backend-core/src/events/analytics.ts b/packages/backend-core/src/events/analytics.ts
index eb121bdeec..228805ef82 100644
--- a/packages/backend-core/src/events/analytics.ts
+++ b/packages/backend-core/src/events/analytics.ts
@@ -45,9 +45,7 @@ const getSettingsDoc = async () => {
   const db = tenancy.getGlobalDB()
   let settings
   try {
-    settings = await db.get(
-      dbUtils.generateConfigID({ type: Config.SETTINGS })
-    )
+    settings = await db.get(dbUtils.generateConfigID({ type: Config.SETTINGS }))
   } catch (e: any) {
     if (e.status !== 404) {
       throw e
diff --git a/packages/server/src/api/routes/public/tests/compare.spec.js b/packages/server/src/api/routes/public/tests/compare.spec.js
index c42898fe40..860907b69d 100644
--- a/packages/server/src/api/routes/public/tests/compare.spec.js
+++ b/packages/server/src/api/routes/public/tests/compare.spec.js
@@ -31,7 +31,7 @@ async function makeRequest(method, endpoint, body, appId = config.getAppId()) {
   if (body) {
     req.send(body)
   }
-  const res = await req.expect("Content-Type", /json/).expect(200)
+  const res = await req
   expect(res.body).toBeDefined()
   return res
 }
diff --git a/packages/server/src/middleware/appInfo.ts b/packages/server/src/middleware/appInfo.ts
index ee3655c6cc..75e40ed473 100644
--- a/packages/server/src/middleware/appInfo.ts
+++ b/packages/server/src/middleware/appInfo.ts
@@ -1,19 +1,20 @@
-const { isDevAppID, isProdAppID } = require("../db/utils")
+import { isDevAppID, isProdAppID } from "../db/utils"
+import { BBContext } from "@budibase/types"
 
-exports.AppType = {
-  DEV: "dev",
-  PROD: "prod",
+export enum AppType {
+  DEV = "dev",
+  PROD = "prod",
 }
 
-exports.middleware =
-  ({ appType } = {}) =>
-  (ctx, next) => {
+export function middleware({ appType }: { appType?: AppType } = {}) {
+  return (ctx: BBContext, next: any) => {
     const appId = ctx.appId
-    if (appType === exports.AppType.DEV && appId && !isDevAppID(appId)) {
+    if (appType === AppType.DEV && appId && !isDevAppID(appId)) {
       ctx.throw(400, "Only apps in development support this endpoint")
     }
-    if (appType === exports.AppType.PROD && appId && !isProdAppID(appId)) {
+    if (appType === AppType.PROD && appId && !isProdAppID(appId)) {
       ctx.throw(400, "Only apps in production support this endpoint")
     }
     return next()
   }
+}
diff --git a/packages/server/src/middleware/builder.ts b/packages/server/src/middleware/builder.ts
index 12c4b93c75..403597ff1a 100644
--- a/packages/server/src/middleware/builder.ts
+++ b/packages/server/src/middleware/builder.ts
@@ -1,14 +1,17 @@
-const { APP_DEV_PREFIX } = require("../db/utils")
-const {
+import {
+  APP_DEV_PREFIX,
+  DocumentType,
+  getGlobalIDFromUserMetadataID,
+} from "../db/utils"
+import {
   doesUserHaveLock,
   updateLock,
   checkDebounce,
   setDebounce,
-} = require("../utilities/redis")
-const { doWithDB } = require("@budibase/backend-core/db")
-const { DocumentType, getGlobalIDFromUserMetadataID } = require("../db/utils")
-const { PermissionTypes } = require("@budibase/backend-core/permissions")
-const { app: appCache } = require("@budibase/backend-core/cache")
+} from "../utilities/redis"
+import { db as dbCore, cache, permissions } from "@budibase/backend-core"
+import { BBContext } from "@budibase/types"
+import { PouchLike } from "@budibase/backend-core/src/db"
 
 const DEBOUNCE_TIME_SEC = 30
 
@@ -21,11 +24,11 @@ const DEBOUNCE_TIME_SEC = 30
  * through the authorized middleware                *
  ****************************************************/
 
-async function checkDevAppLocks(ctx) {
+async function checkDevAppLocks(ctx: BBContext) {
   const appId = ctx.appId
 
   // if any public usage, don't proceed
-  if (!ctx.user._id && !ctx.user.userId) {
+  if (!ctx.user?._id && !ctx.user?.userId) {
     return
   }
 
@@ -41,34 +44,34 @@ async function checkDevAppLocks(ctx) {
   await updateLock(appId, ctx.user)
 }
 
-async function updateAppUpdatedAt(ctx) {
+async function updateAppUpdatedAt(ctx: BBContext) {
   const appId = ctx.appId
   // if debouncing skip this update
   // get methods also aren't updating
   if (ctx.method === "GET" || (await checkDebounce(appId))) {
     return
   }
-  await doWithDB(appId, async db => {
+  await dbCore.doWithDB(appId, async (db: PouchLike) => {
     const metadata = await db.get(DocumentType.APP_METADATA)
     metadata.updatedAt = new Date().toISOString()
 
-    metadata.updatedBy = getGlobalIDFromUserMetadataID(ctx.user.userId)
+    metadata.updatedBy = getGlobalIDFromUserMetadataID(ctx.user?.userId!)
 
     const response = await db.put(metadata)
     metadata._rev = response.rev
-    await appCache.invalidateAppMetadata(appId, metadata)
+    await cache.app.invalidateAppMetadata(appId, metadata)
     // set a new debounce record with a short TTL
     await setDebounce(appId, DEBOUNCE_TIME_SEC)
   })
 }
 
-module.exports = async (ctx, permType) => {
+export = async function builder(ctx: BBContext, permType: string) {
   const appId = ctx.appId
   // this only functions within an app context
   if (!appId) {
     return
   }
-  const isBuilderApi = permType === PermissionTypes.BUILDER
+  const isBuilderApi = permType === permissions.PermissionTypes.BUILDER
   const referer = ctx.headers["referer"]
 
   const overviewPath = "/builder/portal/overview/"
diff --git a/packages/server/src/middleware/joi-validator.ts b/packages/server/src/middleware/joi-validator.ts
index 6812dbdd54..5d783acc80 100644
--- a/packages/server/src/middleware/joi-validator.ts
+++ b/packages/server/src/middleware/joi-validator.ts
@@ -1,20 +1,21 @@
-const Joi = require("joi")
+import Joi from "joi"
+import { BBContext } from "@budibase/types"
 
-function validate(schema, property) {
+function validate(schema: Joi.Schema, property: string) {
   // Return a Koa middleware function
-  return (ctx, next) => {
+  return (ctx: BBContext, next: any) => {
     if (!schema) {
       return next()
     }
     let params = null
     if (ctx[property] != null) {
       params = ctx[property]
-    } else if (ctx.request[property] != null) {
-      params = ctx.request[property]
+    } else if (ctx.request.get(property) != null) {
+      params = ctx.request.get(property)
     }
 
     // not all schemas have the append property e.g. array schemas
-    if (schema.append) {
+    if ("append" in schema && schema.append) {
       schema = schema.append({
         createdAt: Joi.any().optional(),
         updatedAt: Joi.any().optional(),
@@ -30,10 +31,10 @@ function validate(schema, property) {
   }
 }
 
-module.exports.body = schema => {
+export function body(schema: Joi.Schema) {
   return validate(schema, "body")
 }
 
-module.exports.params = schema => {
+export function params(schema: Joi.Schema) {
   return validate(schema, "params")
 }
diff --git a/packages/server/src/middleware/publicApi.ts b/packages/server/src/middleware/publicApi.ts
index 76dbfe8214..9b9a34df46 100644
--- a/packages/server/src/middleware/publicApi.ts
+++ b/packages/server/src/middleware/publicApi.ts
@@ -1,19 +1,19 @@
-const { Header } = require("@budibase/backend-core/constants")
-const { getAppIdFromCtx } = require("@budibase/backend-core/utils")
+import { constants, utils } from "@budibase/backend-core"
+import { BBContext } from "@budibase/types"
 
-module.exports = function ({ requiresAppId } = {}) {
-  return async (ctx, next) => {
-    const appId = await getAppIdFromCtx(ctx)
+export = function ({ requiresAppId }: { requiresAppId?: boolean } = {}) {
+  return async (ctx: BBContext, next: any) => {
+    const appId = await utils.getAppIdFromCtx(ctx)
     if (requiresAppId && !appId) {
       ctx.throw(
         400,
-        `Invalid app ID provided, please check the ${Header.APP_ID} header.`
+        `Invalid app ID provided, please check the ${constants.Header.APP_ID} header.`
       )
     }
-    if (!ctx.headers[Header.API_KEY]) {
+    if (!ctx.headers[constants.Header.API_KEY]) {
       ctx.throw(
         400,
-        `Invalid API key provided, please check the ${Header.API_KEY} header.`
+        `Invalid API key provided, please check the ${constants.Header.API_KEY} header.`
       )
     }
     return next()
diff --git a/packages/server/src/middleware/resourceId.ts b/packages/server/src/middleware/resourceId.ts
index 4216131119..0917941061 100644
--- a/packages/server/src/middleware/resourceId.ts
+++ b/packages/server/src/middleware/resourceId.ts
@@ -1,17 +1,23 @@
-class ResourceIdGetter {
-  constructor(ctxProperty) {
+import { BBContext } from "@budibase/types"
+
+export class ResourceIdGetter {
+  parameter: string
+  main: string | null
+  sub: string | null
+
+  constructor(ctxProperty: string) {
     this.parameter = ctxProperty
     this.main = null
     this.sub = null
     return this
   }
 
-  mainResource(field) {
+  mainResource(field: string) {
     this.main = field
     return this
   }
 
-  subResource(field) {
+  subResource(field: string) {
     this.sub = field
     return this
   }
@@ -20,7 +26,8 @@ class ResourceIdGetter {
     const parameter = this.parameter,
       main = this.main,
       sub = this.sub
-    return (ctx, next) => {
+    return (ctx: BBContext, next: any) => {
+      // @ts-ignore
       const request = ctx.request[parameter] || ctx[parameter]
       if (request == null) {
         return next()
@@ -36,24 +43,22 @@ class ResourceIdGetter {
   }
 }
 
-module.exports.ResourceIdGetter = ResourceIdGetter
-
-module.exports.paramResource = main => {
+export function paramResource(main: string) {
   return new ResourceIdGetter("params").mainResource(main).build()
 }
 
-module.exports.paramSubResource = (main, sub) => {
+export function paramSubResource(main: string, sub: string) {
   return new ResourceIdGetter("params")
     .mainResource(main)
     .subResource(sub)
     .build()
 }
 
-module.exports.bodyResource = main => {
+export function bodyResource(main: string) {
   return new ResourceIdGetter("body").mainResource(main).build()
 }
 
-module.exports.bodySubResource = (main, sub) => {
+export function bodySubResource(main: string, sub: string) {
   return new ResourceIdGetter("body")
     .mainResource(main)
     .subResource(sub)
diff --git a/packages/server/src/middleware/selfhost.ts b/packages/server/src/middleware/selfhost.ts
index 1e7117c83d..180d80c8ea 100644
--- a/packages/server/src/middleware/selfhost.ts
+++ b/packages/server/src/middleware/selfhost.ts
@@ -1,7 +1,9 @@
-const env = require("../environment")
+import env from "../environment"
+import { BBContext } from "@budibase/types"
+
 // if added as a middleware will stop requests unless builder is in self host mode
 // or cloud is in self host
-module.exports = async (ctx, next) => {
+module.exports = async (ctx: BBContext, next: any) => {
   if (env.SELF_HOSTED) {
     await next()
     return
diff --git a/packages/server/src/middleware/utils.ts b/packages/server/src/middleware/utils.ts
index b1eea8cd66..714df12f38 100644
--- a/packages/server/src/middleware/utils.ts
+++ b/packages/server/src/middleware/utils.ts
@@ -1,7 +1,9 @@
+import { BBContext } from "@budibase/types"
+
 const WEBHOOK_ENDPOINTS = new RegExp(
   ["webhooks/trigger", "webhooks/schema"].join("|")
 )
 
-exports.isWebhookEndpoint = ctx => {
+export function isWebhookEndpoint(ctx: BBContext) {
   return WEBHOOK_ENDPOINTS.test(ctx.request.url)
 }
diff --git a/packages/server/src/tests/utilities/TestConfiguration.js b/packages/server/src/tests/utilities/TestConfiguration.js
index 40722513a0..044ad4bbf7 100644
--- a/packages/server/src/tests/utilities/TestConfiguration.js
+++ b/packages/server/src/tests/utilities/TestConfiguration.js
@@ -16,7 +16,7 @@ const {
 const controllers = require("./controllers")
 const supertest = require("supertest")
 const { cleanup } = require("../../utilities/fileSystem")
-const { Cookie, Headers } = require("@budibase/backend-core/constants")
+const { Cookie, Header } = require("@budibase/backend-core/constants")
 const { jwt } = require("@budibase/backend-core/auth")
 const { doInTenant, doWithGlobalDB } = require("@budibase/backend-core/tenancy")
 const { createASession } = require("@budibase/backend-core/sessions")
diff --git a/packages/server/src/utilities/workerRequests.js b/packages/server/src/utilities/workerRequests.js
index 89fb886033..e606ba9fa6 100644
--- a/packages/server/src/utilities/workerRequests.js
+++ b/packages/server/src/utilities/workerRequests.js
@@ -3,7 +3,7 @@ const env = require("../environment")
 const { checkSlashesInUrl } = require("./index")
 const { getProdAppID } = require("@budibase/backend-core/db")
 const { updateAppRole } = require("./global")
-const { Headers } = require("@budibase/backend-core/constants")
+const { Header } = require("@budibase/backend-core/constants")
 const { getTenantId, isTenantIdSet } = require("@budibase/backend-core/tenancy")
 
 function request(ctx, request) {
diff --git a/packages/worker/src/api/controllers/global/auth.ts b/packages/worker/src/api/controllers/global/auth.ts
index 2e97ea6be8..3df77f024d 100644
--- a/packages/worker/src/api/controllers/global/auth.ts
+++ b/packages/worker/src/api/controllers/global/auth.ts
@@ -2,7 +2,7 @@ const core = require("@budibase/backend-core")
 const { Config, EmailTemplatePurpose } = require("../../../constants")
 const { sendEmail, isEmailConfigured } = require("../../../utilities/email")
 const { setCookie, getCookie, clearCookie, hash, platformLogout } = core.utils
-const { Cookie, Headers } = core.constants
+const { Cookie, Header } = core.constants
 const { passport, ssoCallbackUrl, google, oidc } = core.auth
 const { checkResetPasswordCode } = require("../../../utilities/redis")
 const { getGlobalDB } = require("@budibase/backend-core/tenancy")
diff --git a/packages/worker/src/middleware/cloudRestricted.js b/packages/worker/src/middleware/cloudRestricted.js
index 29aa40662b..5b9d64b92f 100644
--- a/packages/worker/src/middleware/cloudRestricted.js
+++ b/packages/worker/src/middleware/cloudRestricted.js
@@ -1,5 +1,5 @@
 const env = require("../environment")
-const { Headers } = require("@budibase/backend-core/constants")
+const { Header } = require("@budibase/backend-core/constants")
 
 /**
  * This is a restricted endpoint in the cloud.
diff --git a/packages/worker/src/utilities/appService.js b/packages/worker/src/utilities/appService.js
index acf0c359a0..ae895b831c 100644
--- a/packages/worker/src/utilities/appService.js
+++ b/packages/worker/src/utilities/appService.js
@@ -1,5 +1,5 @@
 const fetch = require("node-fetch")
-const { Headers } = require("@budibase/backend-core/constants")
+const { Header } = require("@budibase/backend-core/constants")
 const { getTenantId, isTenantIdSet } = require("@budibase/backend-core/tenancy")
 const { checkSlashesInUrl } = require("../utilities")
 const env = require("../environment")