diff --git a/.circleci/config.yml b/.circleci/config.yml
index cc1b503..eb36dfb 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -8,17 +8,19 @@ parameters:
     type: boolean
 defaults: &defaults
   docker:
-  - image: circleci/python:2.7-stretch-browsers
+  - image: cimg/python:3.11.0-browsers
 install_dependency: &install_dependency
   name: Installation of build and deployment dependencies.
   command: |
-    sudo apt install jq python3-pip
+    sudo apt update
+    sudo apt install jq
+    sudo apt install python3-pip
     sudo pip3 install awscli --upgrade
-    # sudo pip install docker-compose
+    sudo pip3 install docker-compose
 install_deploysuite: &install_deploysuite
   name: Installation of install_deploysuite.
   command: |
-    git clone --branch v1.4.14 https://github.com/topcoder-platform/tc-deploy-scripts ../buildscript
+    git clone --branch v1.4.15 https://github.com/topcoder-platform/tc-deploy-scripts ../buildscript
     cp ./../buildscript/master_deploy.sh .
     cp ./../buildscript/buildenv.sh .
     cp ./../buildscript/awsconfiguration.sh .
diff --git a/config/default.js b/config/default.js
index fade308..ae5a090 100644
--- a/config/default.js
+++ b/config/default.js
@@ -68,6 +68,16 @@ module.exports = {
   RESOURCE_DELETE_TOPIC: process.env.RESOURCE_DELETE_TOPIC || 'challenge.action.resource.delete',
   RESOURCE_ROLE_CREATE_TOPIC: process.env.RESOURCE_ROLE_CREATE_TOPIC || 'challenge.action.resource.role.create',
   RESOURCE_ROLE_UPDATE_TOPIC: process.env.RESOURCE_ROLE_UPDATE_TOPIC || 'challenge.action.resource.role.update',
+  EMAIL_NOTIFICATIN_TOPIC: process.env.EMAIL_NOTIFICATIN_TOPIC || 'external.action.email',
+  REGISTRATION_EMAIL: {
+    EMAIL_FROM: process.env.EMAIL_FROM || 'no-reply@topcoder.com',
+    SENDGRID_TEMPLATE_ID: process.env.SENDGRID_TEMPLATE_ID || '',
+    SENDGRID_TEMPLATE_ID_NO_FORUM: process.env.SENDGRID_TEMPLATE_ID_NO_FORUM || '',
+    SUBMIT_URL: process.env.SUBMIT_URL || 'https://www.topcoder.com/challenges/:id/submit/',
+    REVIEW_APP_URL: process.env.REVIEW_APP_URL || 'https://software.topcoder.com/review/actions/ViewProjectDetails?pid=',
+    HELP_URL: process.env.HELP_URL || 'https://help.topcoder.com',
+    SUPPORT_EMAIL: process.env.SUPPORT_EMAIL || 'support@topcoder.com'
+  },
 
   AUTOMATED_TESTING_NAME_PREFIX: process.env.AUTOMATED_TESTING_NAME_PREFIX || 'POSTMANE2E-'
 }
diff --git a/src/common/helper.js b/src/common/helper.js
index 58df8c8..19aa2e8 100644
--- a/src/common/helper.js
+++ b/src/common/helper.js
@@ -176,26 +176,30 @@ async function getMemberById (id) {
  * @param {String} handle The member handle
  * @returns {Promise<void>}
  */
-async function getMemberIdByHandle (handle) {
+async function getMemberDetailsByHandle (handle) {
   try {
     // logger.warn(`getMemberIdByHandle ${handle}`)
     const profile = await MemberProfile.query('handleLower').eq(_.toLower(handle)).exec().then(r => r[0])
-    return profile.userId
+    return { memberId: profile.userId, email: profile.email }
   } catch (e) {
     // fall back to v3 api...
-    logger.warn(`Get MemberID by Handle from Dynamo Failed, trying v3 Members API. Error: ${JSON.stringify(e)}`)
-    return getMemberIdByHandleFromV3Members(handle)
+    logger.warn(`Get Member by Handle from Dynamo Failed, trying v3 Members API. Error: ${JSON.stringify(e)}`)
+    return getMemberDetailsByHandleFromV3Members(handle)
   }
 }
 
-async function getMemberIdByHandleFromV3Members (handle) {
+async function getMemberDetailsByHandleFromV3Members (handle) {
   let memberId
+  let email
   try {
-    logger.warn(`getMemberIdByHandle ${handle} from v5`)
+    logger.warn(`getMemberByHandle ${handle} from v5`)
     const res = await getRequest(`${config.MEMBER_API_URL}/${handle}`)
     if (_.get(res, 'body.userId')) {
       memberId = String(res.body.userId)
     }
+    if (_.get(res, 'body.email')) {
+      email = String(res.body.email)
+    }
     // handle return from v3 API, handle and memberHandle are the same under case-insensitive condition
     handle = _.get(res, 'body.handle')
   } catch (error) {
@@ -209,7 +213,7 @@ async function getMemberIdByHandleFromV3Members (handle) {
     throw new errors.BadRequestError(`User with handle: ${handle} doesn't exist`)
   }
 
-  return memberId
+  return { memberId, email }
 }
 
 /**
@@ -481,7 +485,7 @@ module.exports = {
   wrapExpress,
   autoWrapExpress,
   getMemberInfoById,
-  getMemberIdByHandle,
+  getMemberDetailsByHandle,
   checkIfExists,
   hasAdminRole,
   getById,
diff --git a/src/models/MemberProfile.js b/src/models/MemberProfile.js
index 583c2c8..42d5bfb 100644
--- a/src/models/MemberProfile.js
+++ b/src/models/MemberProfile.js
@@ -23,6 +23,9 @@ const schema = new Schema({
       name: 'handleLower-index',
       project: true
     }
+  },
+  email: {
+    type: String
   }
 },
 {
diff --git a/src/services/ResourceService.js b/src/services/ResourceService.js
index 80c687d..d60c839 100644
--- a/src/services/ResourceService.js
+++ b/src/services/ResourceService.js
@@ -245,7 +245,7 @@ async function init (currentUser, challengeId, resource, isCreated) {
 
   // get member information using v3 API
   const handle = resource.memberHandle
-  const memberId = await helper.getMemberIdByHandle(resource.memberHandle)
+  const { memberId, email } = await helper.getMemberDetailsByHandle(resource.memberHandle)
 
   // check if the resource is reviewer role and has already made a submission in the challenge
   if (resource.roleId === config.REVIEWER_RESOURCE_ROLE_ID || resource.roleId === config.ITERATIVE_REVIEWER_RESOURCE_ROLE_ID) {
@@ -284,11 +284,11 @@ async function init (currentUser, challengeId, resource, isCreated) {
   }
   // skip phase dependency checks for tasks
   if (_.get(challenge, 'task.isTask', false)) {
-    return { resources, memberId, handle }
+    return { resources, memberId, handle, email, challenge }
   }
   // bypass phase dependency checks if the caller is an m2m/admin
   if (currentUser.isMachine || helper.hasAdminRole(currentUser)) {
-    return { resources, memberId, handle }
+    return { resources, memberId, handle, email, challenge }
   }
   // check phases dependencies
   const dependencies = await ResourceRolePhaseDependencyService.getDependencies({ resourceRoleId: resource.roleId })
@@ -316,7 +316,7 @@ async function init (currentUser, challengeId, resource, isCreated) {
   })
 
   // return resources and the member id
-  return { resources, memberId, handle }
+  return { resources, memberId, handle, email, challenge }
 }
 
 /**
@@ -331,7 +331,7 @@ async function createResource (currentUser, resource) {
 
     // handle doesn't change in current version
     // Seems we don't need handle auto-correction(e.g. "THomaskranitsas"->"thomaskranitsas")
-    const { resources, memberId } = await init(currentUser, challengeId, resource, true)
+    const { resources, memberId, handle, email, challenge } = await init(currentUser, challengeId, resource, true)
 
     if (_.reduce(resources,
       (result, r) => _.toString(r.memberId) === _.toString(memberId) && r.roleId === resource.roleId ? true : result,
@@ -358,6 +358,30 @@ async function createResource (currentUser, resource) {
 
     logger.debug(`Created resource: ${JSON.stringify(_.pick(ret, payloadFields))}`)
     await helper.postEvent(config.RESOURCE_CREATE_TOPIC, _.pick(ret, payloadFields))
+    if (!_.get(challenge, 'task.isTask', false) && resource.roleId === config.SUBMITTER_RESOURCE_ROLE_ID) {
+      const forumUrl = _.get(challenge, 'discussions[0].url')
+      let templateId = config.REGISTRATION_EMAIL.SENDGRID_TEMPLATE_ID
+      if (_.isUndefined(forumUrl)) {
+        templateId = config.REGISTRATION_EMAIL.SENDGRID_TEMPLATE_ID_NO_FORUM
+      }
+      await helper.postEvent(config.EMAIL_NOTIFICATIN_TOPIC, {
+        from: config.REGISTRATION_EMAIL.EMAIL_FROM,
+        replyTo: config.REGISTRATION_EMAIL.EMAIL_FROM,
+        recipients: [email],
+        data: {
+          handle,
+          challengeName: challenge.name,
+          forum: forumUrl,
+          submissionEndTime: new Date(_.get(_.find(challenge.phases, phase => phase.name === 'Submission'), 'scheduledEndDate')).toUTCString(),
+          submitUrl: _.replace(config.REGISTRATION_EMAIL.SUBMIT_URL, ':id', challengeId),
+          reviewAppUrl: config.REGISTRATION_EMAIL.REVIEW_APP_URL + challenge.legacyId,
+          helpUrl: config.REGISTRATION_EMAIL.HELP_URL,
+          support: config.REGISTRATION_EMAIL.SUPPORT_EMAIL
+        },
+        sendgrid_template_id: templateId,
+        version: 'v3'
+      })
+    }
 
     return ret
   } catch (err) {