Portfolio

Selected work

Enterprise-grade applications I've architected and built — full-stack development, cloud infrastructure, and scalable system design.

Live

JanvaaniAI

Real-Time AI Voice-Calling SaaS Platform

A multi-tenant SaaS platform built from scratch that lets builders and brokers automate customer engagement through real-time AI voice calls, campaign management, and lead tracking. Powered by an AI voice-agent pipeline where Deepgram streams speech-to-text, an LLM generates contextual replies, and Murf AI synthesizes natural outbound speech.

Full Stack Developer
Role
8
Team Size
9 Months
Duration

Technologies

Next.jsFastAPIPostgreSQLMongoDBRedisDeepgramMurf AIOpenAIRAGAWSDocker

Key Features

  • Real-time AI voice agent (Deepgram STT → LLM → Murf AI TTS)
  • Multi-tenant architecture with RBAC and org-level data isolation
  • Campaign management and lead tracking dashboards
  • Optimized PostgreSQL query plans and Redis caching for low latency
  • Call transcripts in MongoDB with campaign/lead indexing; automated PDF invoicing

Full Stack Developer

Spearheaded the platform across frontend dashboards, backend API integration, authentication flows, AI workflow orchestration, and production deployment on AWS EC2 behind Nginx with PM2 and TLS.

Live7 Months

Fluid Trend

Offline-First Field Engineer Mobile App

A cross-platform mobile app for field engineers supporting scheduled and ad-hoc activities in both online and offline modes. Built on an offline-first architecture using SQLite and Outbox synchronization for reliable data capture and sync, with QR scanning, FMID measurement flows, and telemetry logging.

Lead Mobile Developer
Role
8
Team Size
7 Months
Duration

Technologies

React NativeTypeScriptReduxSQLiteOutbox SyncREST APIs

Key Features

  • Offline-first architecture (SQLite + Outbox synchronization)
  • QR scanning and FMID measurement flows
  • Telemetry logging and reliable data sync
  • Scheduled and ad-hoc activities in online/offline modes

Lead Mobile Developer

Led development of the app and mentored a team of mobile developers, handling code reviews, sprint planning, and stable production releases.

Live6 Months

Book My Game (BMG)

Sports & Venue Booking Platform

Book My Game is a user-friendly platform connecting players with sports venues. Venue hosts can register facilities, manage availability, and streamline bookings while players can discover and reserve venues easily.

Full Stack Developer
Role
6
Team Size
6 Months
Duration

Technologies

AngularJSNestJSReact NativePostgreSQLTailwind CSSTypeScriptAWS (S3, EC2)

Key Features

  • Venue registration and booking system
  • Host management dashboard
  • Pricing and availability control
  • Multi-user access with real-time updates
  • Responsive and intuitive UI

Frontend-Focused Full Stack Developer

Led UI architecture and dashboard implementation, optimized venue booking flow, and collaborated with backend team to integrate REST APIs. Mentored junior devs on state management and modular UI patterns.

Live4 Months

GISUL

Interactive Learning Platform

GISUL revolutionizes e-learning through expert-curated courses, interactive modules, and real-time engagement. Users can browse, learn, and connect with instructors effortlessly.

Full Stack Developer
Role
5
Team Size
4 Months
Duration

Technologies

Next.jsReact.jsNode.jsMongoDBHostingerTailwind CSS

Key Features

  • Course discovery and enrollment system
  • Interactive and multimedia-based modules
  • Inquiry and messaging system for students
  • Instructor engagement and management tools

Full Stack Developer

Designed modular Next.js components, integrated REST APIs for course management, and implemented responsive UI layouts with Tailwind. Collaborated in sprint planning and deployment on Hostinger.

Live5 Months

Ed-Tech LMS

AI-Integrated Learning Management System

An advanced Ed-Tech platform providing AI-powered personalized learning, online classes, and quizzes. Features chatbot-assisted Q&A and automated evaluations for educators and learners.

Full Stack Developer
Role
4
Team Size
5 Months
Duration

Technologies

React.jsPythonTailwind CSSTypeScript

Key Features

  • AI-integrated chatbot for learning assistance
  • Interactive quizzes and class sessions
  • Teacher-student collaboration tools
  • Progress tracking and analytics dashboard

Dashboard & AI Integration Lead

Architected AI integration workflows, designed adaptive UI layouts, and led API integration. Ensured accessibility and responsive design across devices.

Live6 Months

Horizon Pro

Workflow Management Platform

A platform to create, approve, and manage workflows with built-in collaboration and decision-tracking features for teams and organizations.

Full Stack Developer
Role
5
Team Size
6 Months
Duration

Technologies

Next.jsMongoDBChakra UINextAuthTypeScript

Key Features

  • Custom workflow builder
  • Role-based access and approvals
  • Activity tracking and audit logs
  • Real-time notifications and collaboration

Full Stack Developer & Technical Decision Maker

Led architecture design for role-based access and authentication layers. Collaborated with UI/UX teams to deliver user-centric workflow creation experience.

Live5 Months

Watugot

Crypto Asset Management & Trading Platform

Watugot provides real-time crypto tracking, secure trading, and portfolio management tools for digital asset investors and traders.

Full Stack Developer
Role
4
Team Size
5 Months
Duration

Technologies

React.jsMUITypeScript

Key Features

  • Live crypto price updates
  • Secure buy/sell/trade system
  • Market sentiment analytics
  • User-friendly trading dashboard

Frontend Lead

Developed responsive dashboard UI, optimized state management, and ensured high performance for real-time data updates. Coordinated with backend team for API sync.

Live8 Months

Zylm

CRM & Workflow Management Platform

Zylm streamlines internal workflows and task management across teams, enabling organizations to collaborate efficiently and manage their operations in one place.

Front End Developer
Role
7
Team Size
8 Months
Duration

Technologies

AngularJSTypeScriptNestJSAngular Material UIBootstrapPostgreSQL

Key Features

  • Task and project tracking system
  • Integrated communication and notes
  • Cross-department workflow management
  • Role-based permissions and dashboards

Frontend Developer

Led Angular Material UI implementation, ensured responsive design and scalability, and collaborated with backend for API integration and performance tuning.

Live5 Months

Gym App

Fitness Tracking & Coaching App

A mobile fitness app offering personalized workout plans, nutrition tracking, and progress visualization to help users reach their goals efficiently.

Full Stack App Developer
Role
3
Team Size
5 Months
Duration

Technologies

React NativeExpoPostgreSQLNode.jsExpress

Key Features

  • Personalized workout plans
  • Progress and analytics dashboard
  • Nutrition and calorie tracking
  • Social and motivational features

Full Stack App Developer

Architected full mobile workflow using React Native, built backend APIs, and implemented offline-first capabilities for fitness data tracking.

Live6 Months

Music Play App for Clubs

Music Request & DJ Engagement App

A dynamic app that lets club-goers request songs to DJs, make instant payments, and personalize their nightlife experience while rewarding DJs and venues fairly.

Full Stack App Developer
Role
4
Team Size
6 Months
Duration

Technologies

React NativeExpoPostgreSQLNode.jsExpress

Key Features

  • Song request and payment integration
  • Real-time song queue management
  • Revenue sharing for DJs and venues
  • Interactive and gamified club experience

Full Stack App Developer

Developed full-stack mobile app architecture, implemented secure payment flows, and optimized real-time song request handling using socket-based APIs.