Backend Systems
Designing APIs, services, data flows, and server-side platforms that are reliable, maintainable, and production-ready.
Senior Application Engineer @ AI Center
BACKEND • MOBILE • SECURITY • REALTIME • OCR • CLOUD • AI
Engineering with a Pop of Reliability
Senior backend and mobile engineer building identity verification, airport automation, QuickBooks integrations, realtime monitoring, OCR/NFC flows, and production-ready digital products from Abu Dhabi.
I work across Node.js, Express, LoopBack 4, Android, Kotlin, Java, Flutter, databases, AWS, Firebase, RFID, face recognition, and practical engineering leadership.
14+ Years ExperienceEnterprise IntegrationsThird Party IntegrationsRealtime MonitoringFace / OCR / NFC AutomationTeam Mentorship
Meet the engineer
APIAPIRESTLoopBack 4OpenAPI
DBDBPostgreSQLMySQLMigrations
RFIDRFIDReadersAccess logsTracking
MobileMobileAndroidKotlinFlutter
OCROCRMRZOpenCVML Kit
NFCNFCeID readsPassport chipsIdentity flows
AuthAuthJWTOAuth2RBAC
TrackTrackRealtimeIndoor flowAlerts
14+
Years Experience
60+
Interns Trained
Backend + Mobile
Cross-platform Strength
Production APIs
Reliable Delivery
Engineer profile
Core Pillars
A backend-first engineer with mobile roots, product thinking, and production delivery experience.
Mobile Engineering
Strong Android, Kotlin, Java, Flutter, and mobile-connected backend experience.
Realtime Workflows
Building realtime communication and event-driven systems using Socket.IO, MQTT, queues, and messaging patterns.
OCR & Automation
Experience with OCR, MRZ readers, OpenCV, face detection, Firebase ML Kit, and document automation flows.
Tech Leadership
Led teams, mentored developers, trained interns, and guided junior engineers with practical software engineering direction.
Product Thinking
Bringing engineering, usability, architecture, and business context together to build useful digital products.
Technical stack
The CANDY Toolkit
A practical stack shaped by backend, mobile, cloud, realtime systems, OCR, and product delivery.
acronymCANDY
CCore backend systems
AAPIs and automation
NNative mobile engineering
DDocument and identity intelligence
YYears of reliable delivery
Backend & API Engineering
Node.jsExpress.jsLoopBack 4REST APIsSOAP APIsGraphQLgRPCAPI DesignMiddlewareJSON / XML
Databases & Data Engineering
MSSQLMySQLPostgreSQLMongoDBMongooseRedisData ModelingIndexingAggregationQuery Optimization
Mobile & Cross-Platform Apps
AndroidKotlinJavaFlutterDartAndroid JetpackJetpack ComposeExoPlayerAndroid TVFirestick Apps
Frontend & Web UI
HTMLCSSJavaScriptReactNext.jsTailwind CSSResponsive DesignUI ComponentsAPI ConsumptionFrontend Integration
Realtime & Messaging Systems
WebSocketsSocket.IOWebRTCMQTTRabbitMQKafkaPub/SubMessage QueuesRealtime SyncNotifications
Cloud, DevOps & Deployment
AWS S3AWS CloudWatchAWS CognitoFirebase MessagingFirebase Realtime DBPM2NginxIISDockerKubernetesCI/CD
Security, Auth & Trust
JWTOAuthRole-Based Access ControlToken-Based AuthenticationAPI SecurityInput ValidationWebhook SecuritySecure API DesignData ProtectionOWASP Basics
AI, Vision & Identity Systems
OCROpenCVMRZ ReaderFirebase ML KitFace DetectionFace RecognitionLiveness DetectionDocument VerificationImage ProcessingNFC / RFID
AI, LLMs & Automation Learning
AI / ML FoundationsLLM FundamentalsRAG ConceptsAI AgentsPrompt EngineeringAI-Assisted DevelopmentRetrieval WorkflowsTool-Using AIAgentic WorkflowsAI System Design Concepts
Integrations & Platforms
QuickBooks APIGoogle APIsFirebase APIsPayment APIsThird-Party APIsWebhook IntegrationAccounting IntegrationsProvider AdaptersREST IntegrationSOAP Integration
Architecture & Engineering Practices
OOPMVCMVVMMVIDAOSOLIDClean ArchitectureDesign PatternsSystem DesignCode ReviewsAgile & ScrumKISS / DRYOpen API DesignMicroservices
Testing, Observability & Tools
Unit TestingJestSupertestPostmanSwaggerGitGitHubBitbucketVS CodeLokiGrafanaJMeterStatic Code AnalysisPen Testing BasicsFirebase Analytics
Career journey
The Journey
From Android engineering to backend platforms, technical leadership, and production systems.
Nov 2018 - Present7 years 6 monthsAbu Dhabi, UAE
Senior Software Engineer
Artificial Intelligence Center Limited
- Backend and application engineering across production systems
- API, automation, integration, and platform delivery
- Senior engineering ownership and technical problem solving
BackendAPIsOCRAutomationIntegrationsPlatform
Jan 2018 - Oct 201810 monthsErnakulam, Kerala, India
Lead Product Associate
Bitryt Solutions
- Led Android and Node.js / Express.js development
- Worked across product, engineering, and delivery responsibilities
AndroidNode.jsExpress.jsProductDeliveryLeadership
Oct 2017 - Dec 20173 monthsErnakulam, Kerala, India
Product Engineer
Cinesoft Private Limited
- Product-focused engineering role
- Contributed to application development and technical delivery
ProductApplication DevDeliveryRelease Focus
Nov 2016 - Oct 20171 yearIndia
Technical Lead
Techxform
- Technical leadership and implementation ownership
- Guided development execution and team delivery
Technical LeadExecutionImplementationTeam DeliveryOwnership
Jul 2015 - Oct 20161 year 4 monthsThrissur, India
Project Lead
SAR Inventions Pvt. Ltd.
- Project-level ownership
- Team coordination and application delivery
Project LeadOwnershipCoordinationDeliveryApps
Nov 2013 - Jul 20151 year 9 monthsThrissur, India
Technical Lead - Android
Copperseeds Technologies Pvt. Ltd.
- Led Android product development
- Managed team members and product delivery
AndroidMobileProduct DevTeam LeadDelivery
Dec 2011 - Nov 20132 yearsThrissur, India
Senior Android Developer
Aitrich Technologies
- Android application development
- Early foundation in production mobile engineering
AndroidMobileJavaProduction AppsUI Flows
Awarded Excellence
Performance Excellence in Mentorship
Engineering is not only about writing code; it is also about helping teams grow through code reviews, architecture guidance, delivery ownership, and practical training recognized with Performance Excellence in Mentorship.
Performance Excellence in Mentorship
Mentored junior developers
Trained 60+ interns
Led development teams
Senior Engineer
Team
Interns
Code Review
Architecture
Delivery
Featured engineering stories
Production Project Blueprints
Named project work across identity verification, airport automation, enterprise integrations, realtime monitoring, OTT, and mobile security.
1Face scan
2Liveness
3OCR/NFC
4TTL token
AICenter
PureLive Suite
Liveness Detection / Identity Verification
Face liveness verification backend and SDK platform with PKI security, TTL tokens, OCR, NFC, licensing, analytics, and multi-platform SDK support.
- Face liveness verification workflows
- PKI and TTL token security
- License, analytics, and authentication modules
- OCR and NFC identity document support
Node.jsLoopBack 4PKIOCRNFCSDKLivenessToken TTLLicensing
Discuss this work Passenger
Indoor track
Ops alert
Airport flow
AICenter
SmartPass
Airport Automation / Passenger Flow
Airport automation suite for passenger onboarding, indoor tracking, baggage and check-in integrations, notifications, crowd monitoring, and blacklist alerts.
- Passenger onboarding workflows
- Indoor tracking and operational alerts
- Baggage and check-in integrations
- Crowd monitoring and blacklist notifications
Backend APIsRealtimeIntegrationsNotificationsMonitoringIndoor TrackingBaggage SystemsBlacklist Alerts
Discuss this work 200 SYNC /quickbooks
Customers
Invoices
Payments
AICenter
Class Marine App
Marina Management / QuickBooks Integration
Marina management suite with QuickBooks automation for customers, vendors, purchase orders, invoices, estimates, stock, and payments.
- QuickBooks accounting integration
- Customer and vendor synchronization
- Purchase order, invoice, and estimate workflows
- Stock and payment automation
Backend APIsQuickBooksAccountingAutomationPaymentsInvoicesPurchase OrdersInventory
Discuss this work Glass HUD
Face match
Local cache
AICenter
FaceBlade
Face Recognition / Smart Glass
Vuzix Blade smart-glass face recognition solution for live multi-face detection, recognition, local caching, device management, and person tracking.
- Live multi-face detection and cropping
- Face recognition and person tracking
- Local caching for faster recognition
- Backend device and user management
AndroidVuzix BladeFace RecognitionOpenCVCachingSmart GlassMulti-Face DetectionDevice Management
Discuss this work RFID
Face ID
Access log
AICenter
SmartTrack
Security Monitoring / RFID / Face Recognition
Security monitoring system that tracks live person movement using face recognition and RFID, with attendance, time tracking, and access monitoring.
- Live movement tracking
- RFID and face recognition workflows
- Automatic attendance and time tracking
- Access monitoring for security teams
RFIDFace RecognitionRealtimeMonitoringAttendanceAccess ControlMovement TrackingTime Tracking
Discuss this work Slot hold
Payment
Guest notify
AICenter
Best Marine Floating Island
Booking Platform / Events / Payments
Event booking and payment module for floating island slot reservations, amenities, notifications, customer updates, and event customization.
- Slot availability and booking workflows
- Payment-related backend flows
- Amenities and event customization
- Notification workflows for booking updates
BookingPaymentsNotificationsBackendEventsSlot ReservationsAmenitiesCustomer Updates
Discuss this work OTT player
TV layout
Firestick
Cinesoft
Cinesoft IPTV App
IPTV / OTT Streaming / TV Applications
IPTV application work across Roku, Amazon Firestick, Android TV, and Android TV boxes, with streaming-focused Android delivery experience.
- OTT and IPTV streaming workflows
- Android TV and TV box development
- Amazon Firestick support
- Video playback and platform delivery
Android TVFirestickIPTVOTTExoPlayerRokuVODTV UI
Discuss this work Locate
Remote lock
Cloud backup
Copperseeds Technologies
KnightFox
Mobile Security / Anti-Theft
Android mobile security app for lost device tracking, remote management, cloud backup, restore, antivirus protection, and device safety workflows.
- Lost and stolen device tracking
- Remote device management
- Cloud backup and restore workflows
- Antivirus and mobile security features
AndroidJavaSecurityCloud BackupDevice TrackingRemote LockAntivirusRestore
Discuss this work Attendance
Homework
Circulars
Parent
Teacher
Bus
Appscook Technologies
SmartSchoolDiary
School Communication / Parent Connect
Digital school diary and parent-connect platform for attendance alerts, homework, notes, circulars, bus alerts, fee reminders, timetables, and school-to-parent messaging.
- Parent-teacher communication workflows
- Attendance, homework, notes, and circular updates
- Bus start alerts and fee reminders
- Teacher and parent login experiences
AndroidWeb PortalSchool ERPNotificationsMessagingAttendance AlertsHomeworkBus Alerts
Discuss this work Show
Schedule
Updates
Live event
Flowers Channel
Flowers A. R. Rahman Show App
Event Companion / Entertainment App
Audience-facing mobile app for a live A. R. Rahman show experience, focused on event content, show updates, media access, and polished entertainment delivery.
- Event-focused mobile experience
- Show information and audience updates
- Media-friendly presentation flows
- Entertainment app delivery
AndroidJavaMediaEventsMobile UIShow UpdatesAudience AppEntertainment
Discuss this work Files
Passes
Verify
Secure erase
35x
SAR Inventions
DFS Shredder
Android Security / Data Eraser
Android secure deletion utility for shredding files, folders, external storage, and free disk space using selectable erase algorithms and verification-focused workflows.
- Secure file and folder shredding
- Free disk space wipe workflows
- Multiple erase algorithms including Gutmann
- PIN-protected app access
AndroidJavaSecurityStorageFile SystemSecure DeletionGutmannPIN Lock
Discuss this work AndEngine
Power ups
Score run
+1
Aitrich Technologies
Filchy Monkey
Android Game / AndEngine
Casual Android game inspired by the cap-seller story and Monkey See, Monkey Do, with score-chasing gameplay, hazards, bananas, and power-up mechanics built with AndEngine.
- AndEngine-powered Android gameplay
- Hat-catching score loop with hazards
- Banana rewards and power-up mechanics
- Colorful casual game delivery
AndroidJavaAndEngine2D GameCasualSpritesPower-UpsScore Loop
Discuss this work More project range
ERP
Events
Security
Additional Delivery History
Earlier and secondary work kept compact so the homepage stays focused on senior, enterprise-grade proof.
Business Applications
SurveyMaster / SurveyMaster ProCustomer Plus CRMResponse School ERPRetail Ordering SystemSmart Restaurant
Media, Ticketing, and Utilities
VOD App - Flowers ChannelDayBook / Day BookDoctors PrescriptionLawyers DiaryFormula Kit Lite
Mobile Security and Early Android
Extreme BalloonSanta ClausNaughty Luttapi
Architecture mindset
How I Think About Systems
Clean APIs, reliable data flow, observable services, and practical scalability.
Web / Mobile Client
API Gateway / REST API
Auth & Access Control
Business Services
Database Layer
Queue / Workers
File Storage
Realtime Layer
Logs / Metrics / Monitoring
Clear service boundaries
Consistent API contracts
Reliable error handling
Async jobs for heavy work
Observability from day one
Secure by design
Maintainable code structure
Practical scalability
Currently sharpening
Learning Journey
Continuous learning across backend depth, system design, DevOps, and AI-native engineering.
01
Data Structures, Algorithms & Problem Solving
02
Application Architecture & System Design
03
Domain Modeling, Clean Architecture & Business Workflows
04
API Design, Microservices & Integration Patterns
05
Data Modeling, SQL, MongoDB & Redis
06
Caching, Queues & Background Jobs
07
Frontend Engineering with React & Next.js
08
UI Engineering with HTML, CSS & Tailwind
09
Authentication, Authorization & Security
10
Testing & Quality Engineering
11
DevOps, Containers & Kubernetes
12
Cloud Deployment & Release Engineering
13
Observability: Logging, Monitoring & Tracing
14
AI Engineering: ML, LLMs, RAG & Agents
15
Technical Documentation & Engineering Communication
Ready to Build?
Open to backend, full-stack, architecture-focused, product engineering, and technical leadership opportunities.
Emailinfo@georgepj.meLinkedInlinkedin.com/in/georgepjosephPortfoliogeorgepj.me
LocationAbu Dhabi, UAE