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Sureshkumar R

Full Stack Engineer | React.js · Node.js · TypeScript | Multi-LLM Agent Orchestration | LangGraph · OpenAI · Gemini |  AWS · GCP | 3+ Years

Bengaluru

3+ years of work experience

OneData Software Solutions
Jun 20263 mosPresent

Coimbatore

Sole Full Stack Engineer on OmniReach AI, a multi-tenant B2B outreach platform — owning end-to-end architecture, development, and delivery. - Prevented $4,200+ in wasted API spend by fixing two production-level looping bugs (Apollo enrichment caching+ Google Places rate-limiting) - Built bulk email pipeline (AWS SES) with delivery tracking; workspace module with org-member sharing and activity tracking - Orchestrated multi-LLM agent workflows (LangGraph, OpenAI, Claude 3.5, Gemini) for automated prospect research and personalized outreach - Built real-time WebSocket bridge for voice AI/avatar streaming (AWS Bedrock Nova Sonic, Tavus, HeyGen) - Developed React Native + WatermelonDB mobile app for offline lead capture Stack: React.js · Node.js · TypeScript · LangGraph · OpenAI · AWS SES · AWS Bedrock · WebSockets · PostgreSQL · React Native
Navadhiti Business Consultancy Services
Nov 20232 yrs 5 mosMar 2026

Coimbatore, Tamil Nadu, India

Primary Frontend Engineer serving EkStep Foundation — an EdTech NGO building national education infrastructure for India. Owned architecture across 4 production React applications serving 50,000+ users across government education and wildlife platforms. AI & LLM Integration - Integrated Claude AI for adaptive learning pathways — 30% improvement in student engagement - Built Gemini API OCR grading pipeline — 95% accuracy for 1,000+ teachers - Integrated AI4Bharat ASR/TTS across 10+ Indic languages for 2,000–5,000 learners Architecture & Performance - Engineered offline-first PWA architecture (Service Workers, IndexedDB, background sync) — 10,000+ students learning through intermittent connectivity with 40% lower mobile data usage - Improved Lighthouse performance by 60% across all products (8s → under 3s on mid-range Android) - Reduced JS bundle by 82% (2.5MB → 450KB) via Webpack audits, tree-shaking, AWS S3 + CloudFront Design System & Quality - Architected 50+ component Design System (React + TypeScript, Atomic Design) across 4 projects - Established Jest + React Testing Library culture — 80%+ coverage on core modules - Enforced TypeScript strict-mode standards across team code reviews DevOps & Compliance - Streamlined CI/CD via GitHub Actions — 45 min → 8 min deployment - Resolved 15+ security vulnerabilities via OWASP/SonarQube for ISO 27001 readiness - Implemented WCAG 2.1 AA accessibility across all PWA components Stack: React.js · Next.js · TypeScript · Redux Toolkit · Tailwind CSS · Node.js · MongoDB · Firebase · AWS S3 · CloudFront · Docker · Jest · React Testing Library · GitHub Actions · Gemini API · Claude AI
Navadhiti Business Consultancy Services
Jul 20234 mosOct 2023

Coimbatore

Joined as a Software Engineer Intern, contributing to EkStep Foundation's EdTech platform projects under Navadhiti's client engagement. - Onboarded into React.js and Node.js based production codebase for EkStep Foundation - Built UI components for TELL — multilingual language learning platform - Integrated Firebase for real-time data and authentication flows - Contributed to REST API integration between frontend and Node.js backend Tech Stack: React.js · JavaScript · Node.js · MongoDB · Firebase

Sureshkumar’s AI Stack

claude code
claude code
codex
codex
cursor
cursor
perplexity
perplexity
replit
replit
githubcopilot
githubcopilot

Education

Bachelor of Engineering (B.E.), Computer Science

Government College of Engineering, Erode

20194 yrs2023

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Headline

Full Stack Engineer | React.js · Node.js · TypeScript | Multi-LLM Agent Orchestration | LangGraph · OpenAI · Gemini | AWS · GCP | 3+ Years

About

I build full-stack production applications — from offline-first PWAs serving 10,000+ students in rural India to multi-LLM agent platforms automating B2B outreach at scale. Currently sole Full Stack Engineer at OneData Software Solutions, owning end-to-end architecture and delivery of OmniReach AI — a multi-tenant B2B outreach platform with LangGraph-orchestrated AI workflows (OpenAI, Claude 3.5, Gemini), AWS SES bulk email pipeline, and real-time WebSocket voice AI streaming." Previously at Navadhiti Business Consultancy (EkStep Foundation — EdTech NGO), I shipped 5 production applications: → AXL PWA — 10,000+ students · 40% lower data usage → AXL Analytics — 45% faster decisions · 2 state governments → WILDWAY — wildlife monitoring · 50% faster ranger response → Teacher Portal — OCR grading · 95% accuracy · 1,000+ teachers → TELL — multilingual speech · 92% ASR · 5+ Indian languages Engineering outcomes: - Prevented $4,200+ in API spend via production bug fixes - 82% JS bundle reduction (2.5MB → 450KB) - 60% Lighthouse performance gain (8s → under 3s) - CI/CD: 45 min → 8 min via GitHub Actions - 15+ security vulnerabilities resolved · ISO 27001 compliance Stack: React.js · Next.js · TypeScript · Node.js · Python · LangGraph · OpenAI · Claude · Gemini · MongoDB ·PostgreSQL · AWS · GCP · Docker · GitHub Actions Open to Full Stack / Frontend / AI-integrated roles —Bengaluru · Hyderabad · Chennai · Remote

Location

Bengaluru

AI stack

claude code

codex

cursor

perplexity

replit

githubcopilot

Work experience

Full Stack Engineer at OneData Software Solutions, Jun 2026 - Present · 3 mos, Coimbatore, Sole Full Stack Engineer on OmniReach AI, a multi-tenant B2B outreach platform — owning end-to-end architecture, development, and delivery. - Prevented $4,200+ in wasted API spend by fixing two production-level looping bugs (Apollo enrichment caching+ Google Places rate-limiting) - Built bulk email pipeline (AWS SES) with delivery tracking; workspace module with org-member sharing and activity tracking - Orchestrated multi-LLM agent workflows (LangGraph, OpenAI, Claude 3.5, Gemini) for automated prospect research and personalized outreach - Built real-time WebSocket bridge for voice AI/avatar streaming (AWS Bedrock Nova Sonic, Tavus, HeyGen) - Developed React Native + WatermelonDB mobile app for offline lead capture Stack: React.js · Node.js · TypeScript · LangGraph · OpenAI · AWS SES · AWS Bedrock · WebSockets · PostgreSQL · React Native

Software Engineer at Navadhiti Business Consultancy Services, Nov 2023 - Mar 2026 · 2 yrs 5 mos, Coimbatore, Tamil Nadu, India, Primary Frontend Engineer serving EkStep Foundation — an EdTech NGO building national education infrastructure for India. Owned architecture across 4 production React applications serving 50,000+ users across government education and wildlife platforms. AI & LLM Integration - Integrated Claude AI for adaptive learning pathways — 30% improvement in student engagement - Built Gemini API OCR grading pipeline — 95% accuracy for 1,000+ teachers - Integrated AI4Bharat ASR/TTS across 10+ Indic languages for 2,000–5,000 learners Architecture & Performance - Engineered offline-first PWA architecture (Service Workers, IndexedDB, background sync) — 10,000+ students learning through intermittent connectivity with 40% lower mobile data usage - Improved Lighthouse performance by 60% across all products (8s → under 3s on mid-range Android) - Reduced JS bundle by 82% (2.5MB → 450KB) via Webpack audits, tree-shaking, AWS S3 + CloudFront Design System & Quality - Architected 50+ component Design System (React + TypeScript, Atomic Design) across 4 projects - Established Jest + React Testing Library culture — 80%+ coverage on core modules - Enforced TypeScript strict-mode standards across team code reviews DevOps & Compliance - Streamlined CI/CD via GitHub Actions — 45 min → 8 min deployment - Resolved 15+ security vulnerabilities via OWASP/SonarQube for ISO 27001 readiness - Implemented WCAG 2.1 AA accessibility across all PWA components Stack: React.js · Next.js · TypeScript · Redux Toolkit · Tailwind CSS · Node.js · MongoDB · Firebase · AWS S3 · CloudFront · Docker · Jest · React Testing Library · GitHub Actions · Gemini API · Claude AI

Software Engineer Intern at Navadhiti Business Consultancy Services, Jul 2023 - Oct 2023 · 4 mos, Coimbatore, Joined as a Software Engineer Intern, contributing to EkStep Foundation's EdTech platform projects under Navadhiti's client engagement. - Onboarded into React.js and Node.js based production codebase for EkStep Foundation - Built UI components for TELL — multilingual language learning platform - Integrated Firebase for real-time data and authentication flows - Contributed to REST API integration between frontend and Node.js backend Tech Stack: React.js · JavaScript · Node.js · MongoDB · Firebase

Education

Bachelor of Engineering (B.E.), Computer Science, Government College of Engineering, Erode

Public links

github: https://github.com/suresh6602

Sureshkumar R - Full Stack Engineer in Bengaluru | Tal