Sonu Kumar - Senior Software Developer Resume

Professional Summary

Senior Software Developer with 10+ years of comprehensive experience in designing, building, and deploying scalable distributed backend systems, high-traffic web applications, native & cross-platform mobile apps, and intelligent AI/Agentic systems. Proven track record in orchestrating microservices architectures, IoT & EV charging standards (OCPP/OCPI), cloud-native infrastructures on AWS & GCP, and integrating LLMs/MCP server pipelines.

Technical Skills

Languages:	Java (8/17/21)KotlinSwiftTypeScriptJavaScriptDartGo (Golang)RustPythonSQL
Backend & Services:	Spring Boot 3Hibernate / JPANode.jsExpress.jsKafkaRabbitMQRESTful & GraphQL APIsOCPP 1.6/2.0.1 & OCPI
Frontend & Web:	React.jsNext.js 15Tailwind CSSHTML5 & CSS3Redux ToolkitServer Actions & SSE
Mobile Development:	Flutter (Dart)React Native (TS)Android Native (Java/Kotlin, Jetpack, MVVM)iOS Native (Swift/UIKit/SwiftUI)BLoC / GetX / Provider
Cloud & DevOps:	AWS (ECS Fargate, EC2, S3, Lambda, CloudFront, Route 53)GCP (Cloud Run, Vertex AI)DockerKubernetesTerraformGitHub ActionsJenkins
AI / ML & Agents:	Model Context Protocol (MCP)Google GeminiOpenAI APIClaudeLangChainRAG Pipelinesn8n Automations
Databases & Storage:	PostgreSQLMySQLMongoDBRedisSQLite & RoomFirebase FirestoreAWS S3

Work Experience

Senior Software & Full Stack Developer — Infoskills Technology Pvt Ltd, Noida

May 2022 – Present

TelioEV: Redesigned EV Charging mobile application in React Native (TS) and engineered scalable backend in Java Spring Boot supporting OCPP & OCPI protocols with dynamic tariffs and station discovery. Deployed on AWS ECS Fargate, S3, Route 53 & CloudFront.
ElectricOne: Engineered smart EV charging app in Flutter with Clean Architecture & BLoC, integrating real-time Firebase Firestore data, OCPP charger communication, and AWS S3 media uploads.
Hyqoo: Developed cross-platform Talent Marketplace in Flutter & Dart with GraphQL & REST APIs, Firebase auth & real-time messaging, and GetX/Provider state management.
Enterprise MCP Server & Agentic Platforms: Architected Model Context Protocol (MCP) server backends and automated multi-agent workflow pipelines via n8n and Docker, automating 70% of manual operations.
Salon Management System: Built full-scale salon booking management system using Java Spring Boot microservices, PostgreSQL, and React.js frontend on AWS EC2.

iOS App Developer (Contract) — Teliolabs Communication Pvt Ltd, Noida

Dec 2022 – Feb 2023

Charge N'Go: Developed native iOS application using Swift, MapKit, CoreLocation, and Firebase for real-time EV station mapping, routing, and integrated Stripe/Razorpay payment gateways.

Senior Software Developer — Fluper Ltd, Noida

Feb 2020 – Apr 2022

Built backend microservices and web platforms using Node.js, Express, React.js, and MongoDB.
Delivered cross-platform Flutter and Android mobile apps for enterprise clients across e-commerce and on-demand platforms (Fuggu, RAL, DynDish, Payday, i12G, HOOT, CoachedIn, A2A, Clout).

Android Developer — Hire Indians Infotech Pvt Ltd, Noida

Aug 2019 – Jan 2020

Developed native Android apps (Java/Kotlin) following MVVM architecture with Room, LiveData, and Retrofit.
Integrated live location tracking with Google Maps API and secure payment gateways (Razorpay, Paytm).
Key apps: StyleOAK (E-Commerce), Doctor On Demand (Telehealth), Quick Serve (Car Wash).

Android Developer — Metro Infrasys Pvt Ltd, Gurgaon

May 2016 – Jul 2019

Engineered transport and highway management applications (Highway Saathi, Metro Parking, OBU AVS Alexa).
Integrated AI voice assistants using API.ai & IBM Watson for voice-controlled navigation and toll recharge.

Android Developer — Zebrogs Technologies, Noida

May 2015 – May 2016

Developed native Android e-commerce and sports events tracking applications using Android SDK.

Key Projects & Live Deployments

TelioEV Platform (https://telioev.com) React Native, Java Spring Boot, OCPP, AWS

End-to-end EV charging ecosystem handling charger discovery, live telemetry, and payment transactions.

Charge N'Go iOS App (Apple App Store) Swift, iOS SDK, MapKit, Firebase, Stripe

Production EV charging app on App Store featuring real-time station availability, routing, and remote start/stop.

Highway Saathi App (Google Play Store) Android (Java), IBM Watson, Google Maps, Retrofit

Smart travel app providing toll recharge, emergency SOS, and voice-assisted driving features.

DocSetuAI & AI Business Suite (https://docsetuai.vercel.app) Next.js 15, Gemini 3.6 Flash, Cloud Run, Firestore

Autonomous AI business operations and analytics platform with real-time multi-agent workflows.

Education & Achievements

Executive PG in Data Science — IIIT Bangalore

Mar 2022 – Apr 2024

Master of Computer Applications (MCA) — NIET, Greater Noida

Jul 2013 – Jun 2015

Bachelor of Computer Applications (BCA) — IP College, Bulandshahar

Jul 2010 – Jun 2013

50+ Apps Delivered: Successfully deployed and scaled 50+ applications across Play Store, App Store, and Cloud.
HackforIndia (Mobile10X / Paytm): Built AI-powered barcode food inspection scanner for product safety.
Architecture Modernization: Led monolithic to microservices migrations, reducing latency by 60% and costs by 30%.