Full-Stack Developer with Cloud Microservices Expertise

Ankit Kumar Nath

*******@****.*** +1-667-***-**** linkedin.com/in/akn24

Work Experience

Full Stack Developer LERI Jun 2025 – Dec 2025

• Led and shipped a cross-platform ride-sharing app (Flutter iOS/Android) to the App Store with Node.js mi- croservices, Firebase Auth/Firestore, serving over 1,000 users.

• Developed scalable REST APIs with Firebase Cloud Functions, integrated Stripe payments, Google Maps SDK for location tracking, and Firebase Cloud Messaging for push notifications increasing retention by 50%

• Implemented real-time WebSocket chat service with message persistence and automated notifications for pickup/dropoff events, enabling drivers and riders to coordinate instantly and reducing missed pickups

• Engineered state management with GetX and BLoC patterns, offline SQLite caching, and background task schedul- ing reducing app load times by 2.5s on low-end devices Software Developer Engineer Infosys Aug 2021 – Dec 2023

• Developed enterprise web applications serving 100K+ users using React, Angular, and Spring Boot microservices in a distributed architecture deployed on AWS (EC2, Lambda, S3) processing 50K+ invoices monthly with 99.7% uptime.

• Implemented modern frontend patterns including state management (Redux, NgRx), lazy loading for code splitting, and offline-first architecture with caching improving performance in low-connectivity environments

• Designed RESTful APIs with authentication middleware, rate limiting, and comprehensive error handling, inte- grated Redis for session management and response caching reducing database load by 35%

• Built CI/CD pipeline with Jenkins, Docker, Cypress testing, and SonarQube reducing release cycles 25%, defects 70% with 99.5% deployment success

• Contributed to Micro Frontend Architecture (Webpack Module Federation) for independent platform admin/agent deployments, optimized performance achieving 69% faster loads (8s 2.5s) Projects

VoiceAI – AI Customer Support Agent Sep 2025

hackUMBC Hackathon Winner

• Built AI voice agent using dual-LLM (OpenAI GPT-4 + Gemini) with LangChain, RAG pipeline (Pinecone vector DB) achieving 85% policy retrieval accuracy, FastAPI + Vapi SDK for real-time voice streaming, Twilio for call routing

• Developed React web dashboard with live call monitoring and agent analytics, plus Flutter mobile app with real-time transcription and conversation history

• Implemented semantic search with vector embeddings for policy retrieval reducing merchant support resolution time by 60% through automated IVR navigation

KratosIQ – WebRTC Streaming Platform Dec 2024

• Architected real-time video streaming with WebRTC + WebSocket signaling in Go serving 250+ concurrent students with less than 300ms latency, 99.7% uptime, reducing dropout 40% 8%

• Built Next.js dashboard and Flutter web app with GPT-4 powered quiz generation, real-time attendance tracking, flashcard review supporting 12K monthly users

Achievements

deveAid Patent Pending

• Developed deveAid, a software solution aimed at reducing troubleshooting time and optimizing software develop- ment processes, addressing common challenges like error debugging and project creation.

• Utilized a robust technology stack including Python, and Spark for big data processing, along with Google Cloud Platform (GCP) for cloud services, ensuring high performance and scalability. Hackathon Win

• Winner at hackUMBC(2025), SIH, IBM Crack the covid, Parallax, JU Hackathon, SRM hack summit, Texus’18 Skills

Languages & Frameworks: JavaScript/TypeScript, React/Next.js (Redux), Node.js, Spring Boot, Go, FastAPI, Python, Java, Angular (NgRx), Flutter/Dart (Riverpod, BLoC, GetX) AI/ML: LangChain, LangGraph, RAG, OpenAI API, Gemini, Pinecone, TensorFlow, Prompt Engineering Cloud & DevOps: AWS (EC2, Lambda, S3), Docker, Kubernetes, Jenkins, GitHub Actions, CI/CD, Firebase Databases & Tools: PostgreSQL, MongoDB, Redis, Kafka, Firestore, WebRTC, WebSocket, REST APIs, Git Education

University of Maryland, Baltimore County Jan 2024-Dec 2025 Master of Science, Information Systems GPA 3.8

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