Available for senior roles.
RAHUL
7 years building backend systems, LLM-powered agents, and DeFi protocols — from multi-chain platforms to autonomous DevOps orchestration. Production-grade, not prototypes.
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Core Stack
What I build with
Backend & APIs
Backend-heavy systems, microservices architecture, event-driven design, and high-throughput REST/WebSocket APIs.
Agentic AI
LLM-powered agents, RAG pipelines, multi-agent orchestration, and tool-calling into production backends.
Web3 & DeFi
Smart contracts, DeFi protocols, on-chain monitoring, Uniswap v4 hooks, BSC/Arbitrum/Ethereum.
Cloud & DevOps
AWS, Docker, Kubernetes, CI/CD pipelines, Grafana/Prometheus monitoring, NGINX, Linux.
Frontend & Mobile
React, Next.js, Flutter, React Native, Telegram Mini Apps, TypeScript.
Databases
PostgreSQL, MongoDB, Redis, MySQL, pgvector for semantic search, query optimization & indexing.
Work History
Where I've worked
Senior Full Stack & Agentic AI Engineer
Dec 2023 – Present
Ubuntu Tribe · Team Lead / System Architect
- Architected backend microservices for multi-chain crypto platform — Ethereum, Polygon, BSC
- Built LLM-powered assistant using OpenAI function calling + RAG (pgvector) for blockchain transaction analysis
- Developed autonomous on-chain monitoring agents via LangGraph — anomaly detection with automated backend remediation
- Led AWS deployment with CI/CD, auto-scaling, monitoring, and secure key management
- Blockchain event listener services with caching and batching — 40% performance improvement
Node.jsLangGraphOpenAIAWSWeb3.jspgvectorReact Native
Senior Full Stack / Backend Engineer
Oct 2023 – May 2024
Sydney Breads · Warehouse Management System
- Backend services for real-time warehouse management — inventory, dispatch, returns, reconciliation
- Integrated barcode scanning workflows with backend validation and persistence
- Scalable AWS infrastructure with high availability and fault tolerance
Node.jsAWSReact Native
Full Stack / Backend Engineer
Feb 2024 – Aug 2024
GroomiGromer · Salon & Spa Platform
- AI smart booking assistant via OpenAI function calling for NLP appointment scheduling and provider matching
- Optimized MongoDB queries and indexes — significant API response time improvement
Node.jsMongoDBOpenAIAWS
Full Stack Blockchain Engineer
Feb 2019 – Jan 2021
eZTracker · Blockchain Supply Chain
- Spring Boot microservices for blockchain-based product traceability and tokenized supply chain verification
- Integrated smart contracts, Hyperpay payment gateway, and barcode-based verification
Java Spring BootWeb3.jsHyperpay
Selected Work
Things I've built
Agentic AI Systems — Production, not demos
LLM-powered agents embedded in real backend infrastructure. From autonomous on-chain monitoring that triggers remediation workflows, to AI voice call agents and multi-agent DevOps orchestration with tool-calling into AWS and Grafana.
LangChainLangGraphOpenAI FunctionsClaude APIRAG + pgvectorMulti-Agent PipelinesTool Calling
New · 2024
01
Call Agent
NeoLab — AI-powered autonomous call agent. Real-time speech-to-text, intent detection, dynamic LLM response generation, and backend CRM integration for inbound/outbound voice workflows.
New · 2024
02
AuraNex AI
AI-driven crypto trading platform on BSC Chain powered by ANC Token. AI signal generation, automated trade execution, wallet integration, and real-time on-chain analytics dashboard.
New · 2024
03
Uniswap v4 Protocol
Custom Uniswap v4 integration with hooks for dynamic fee adjustment, custom liquidity curves, and MEV protection. Backend services for on-chain event indexing and position management.
New · 2024
04
GrowX
Crypto staking platform + Telegram Mini App on GX Token. Staking pools, reward distribution, referral system, wallet connect, and real-time balance tracking — live on app & Telegram.
05
AgentOps
Multi-agent orchestration (LangGraph + Claude API) autonomously handling DevOps — log triage, alerting, runbook execution with AWS and Grafana tool-calling.
06
RAG Contract Analyzer
RAG pipeline using pgvector + OpenAI embeddings to extract and query smart contract docs. 45% reduction in review turnaround.
07
PerpX — DeFi Trading
Perpetual trading platform with MUX Protocol v3 on Arbitrum. On-chain position management, staking, and secure wallet auth.
08
PeaceChat
Flutter therapy platform — Socket.IO real-time chat, FCM notifications, audio calls, and appointment management.
09
VIH Messenger
CPaaS backend (Django) with NLP admin panel, error code standardization, webhook enhancements, and production logging.
10
CryptoPayX
On-chain escrow payment system with backend dispute resolution. Multi-party transaction flows with blockchain anchoring.
11
ChainVault
Document verification using SHA-256 hashing and blockchain anchoring. Tamper-proof audit trail for enterprise document management.
12
AeroTrack
Real-time baggage tracking backend with push notifications, high-throughput event pipeline, and AWS IoT integration.
Get In Touch
Let's build
something great
something great
Open to senior full stack, backend, and agentic AI roles. Let's talk about what you're building.