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SJ

Sambhav Jain

Blockchain & Web3 Developer

๐Ÿ“ Roorkee, India

GitHubTwitter / XDiscord: sambhavjain#6766Message on Telegram
๐ŸŸขAping In

B.Tech student at IIT Roorkee specializing in blockchain development. Experienced in Solidity, Rust, Golang, and EVM internals. Multiple hackathon winner (EthIndia, EthOnline, ETHVietnam). Active open-source contributor to Filecoin ecosystem, Lotus, OpenZeppelin, and reth. Intern at Anthias Labs (DeFi & AWS) and Protocol Labs Dev Guild Fellow.

Work Preferences

Salary

USD 25,000 โ€“ 40,000

Skills

DeFi / DEX Routing10/10
Solidity9/10
Ethereum / EVM9/10
Foundry8/10
Docker8/10
ethers.js (8/10)Golang (8/10)AWS (IAM, Lambda, EC2, DynamoDB) (8/10)Chain Abstraction (8/10)Rust (7/10)Python (7/10)JavaScript (7/10)Filecoin / IPFS (7/10)web3.js (7/10)Fuzz Testing (7/10)Zero-Knowledge Proofs (6/10)MERN Stack / Next.js (6/10)The Graph (6/10)TypeScript (6/10)Huff / Yul (4/10)

Work Experience

Fellow (Cohorts 4, 5, 6)

Protocol Labs Dev Guild

Aug 2025 โ€” Present

Improved deployment scripts and smart contract logic for FilOZ. Fixed SDK and Lotus client issues. Worked with Storacha on their rclone-compatible project.

DeFi & AWS Engineering Intern

Anthias Labs

Mar 2025 โ€” Oct 2025

Implemented Uniswap V2, V3, Kittenswap, and Hyperswap routing logic in Python. Built liquidity source testing frameworks and indexers. Worked with pyrevm and DynamoDB-backed state storage. Delivered optimized routes under 2 seconds using custom indexers. Interacted directly with CoreWriter contracts.

Short-term Contributor

Samudai

Jan 2024 โ€” Dec 2024

Completed short-term task-based engagement. Built ERC-20 token template in Solidity. Implemented role-based access and token functionality.

Core Member

BlocSoc IIT Roorkee

Jan 2023 โ€” Present

Built team management logic and cross-chain functions using Axelar. Wrote fuzz tests in Huff for mathematical primitives. Won multiple hackathon tracks including Based India. Organized lectures and hackathons for university freshmen.

Education

Indian Institute of Technology, Roorkee

BTech ยท Metallurgical and Materials Engineering

2023 โ€“ Present

Emmanuel Mission School, Pali

Class XII (Senior Secondary), CBSE

2021 โ€“ 2023