swapniljogdand

Blockchain Developer | Solidity · Avalanche L1 · Smart Contracts · Full Stack · Ai/Ml

Blockchain Developer with ~2 years of experience building production-grade Web3 systems. Currently at Rainfall building Monsoon Chain — an Avalanche Subnet-EVM L1 — covering smart contract development (Solidity, Hardhat, Foundry), validator infrastructure, Blockscout explorer deployment, and on-chain indexing with Ponder and The Graph.

Also experienced in Full Stack development (Next.js, Node.js, TypeScript, PostgreSQL) and AI/ML (Python, PyTorch, LangChain, FastAPI).

Open to remote Blockchain Engineer, Smart Contract Developer, Full Stack Web3, and Backend Engineer roles. Available immediately.

Experience: 2 years

Yearly salary: $40,000

Hourly rate: $20

Nationality: 🇮🇳 India

Residency: 🇮🇳 India

Experience

Blockchain Developer

Rainfall.one

2025 - 2026

Built Monsoon Chain (Avalanche Subnet-EVM L1) — subnet creation, PoS Staking Manager deployment, validator node operations, Blockscout explorer deployment on testnet and mainnet. Developed Solidity smart contracts (ERC-20, OpenZeppelin) using Hardhat and Foundry. Built on-chain indexing pipelines with Ponder and The Graph. Integrated dApp frontends with Next.js, Ethers.js, and TypeScript.

Software Engineer Trainee

Pure Soft Solutions

2024 - 2025

Built NLP and computer vision solutions using Python, PyTorch, and Hugging Face, improving efficiency by 30%. Developed REST APIs with Flask and FastAPI. Built Conversational AI system with TTS/STT and ML-based purchase prediction.

Skills

api

blockchain-engineer

dapp

defi

docker

erc-20

erc-721

ethereum

full-stack

git

graphql

hardhat

linux

machine-learning

nextjs

nlp

node

openzeppelin

postgres

python

pytorch

smart-contract

solidity

typescript

web3

web3js

zk-rollup

english

hindi

marathi

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