Full Stack Blockchain Engineer

Location: Fully Remote / Global

Employment Type: Full-Time

Work Workplace: Early-Stage / MVP

Job Overview

We are looking for a Full Stack Blockchain Engineer to join our early-stage team and contribute to the development of a blockchain-based product. The ideal candidate will have robust experience in JavaScript/TypeScript, React/Next.js, and Node.js, along with hands-on knowledge of blockchain and Web3 technologies.

You will work across the frontend, backend, and blockchain layers, building features that connect on-chain and off-chain systems. You will also work closely with smart contract engineers, protocol engineers, and founders to shape product features and technical architecture.

Key Responsibilities

- Develop and maintain frontend applications using React and Next.js.
- Build and integrate Web3 wallet connections, transaction flows, and blockchain interactions.
- Integrate smart contracts with frontend applications.
- Develop backend APIs and services using Node.js.
- Implement off-chain business logic and integrate backend services with blockchain networks.
- Work with blockchain data, including on-chain reads/writes, events, and state updates.
- Implement and maintain blockchain data indexing and event-based systems.
- Connect on-chain and off-chain components to support product functionality.
- Collaborate with smart contract and protocol engineers on product flows and integrations.
- Participate in technical architecture and development decisions.
- Contribute to the development and improvement of the product during the MVP stage.
- Troubleshoot and optimize frontend, backend, and blockchain integrations.

Required Skills & Experience
- Strong hands-on experience with JavaScript / TypeScript.




- Strong experience with React and Next.js.
- Hands-on experience developing backend services using Node.js.
- Good understanding of blockchain and Web3 fundamentals.

- Experience working with

- Wallet integrations

- Blockchain transactions

- Smart contract interactions
- On-chain data

- Blockchain events
- Hands-on experience with Web3 libraries such as ethers.js, viem, or wagmi.
- Understanding of connecting frontend applications with blockchain networks.
- Ability to work independently and take ownership in an early-stage startup environment.
- Strong problem-solving and debugging skills.

Nice to Have
- Experience with Solidity or the ability to read and understand smart contracts.
- Experience working with Ethereum or EVM-based Layer 2 networks, such as Polygon and Arbitrum.
- Experience with blockchain indexing tools such as The Graph.
- Experience working with event-based blockchain systems.
- Knowledge of DeFi, NFTs, or other Web3 applications.
- Experience with IPFS or decentralized storage.
- Experience with Rust or familiarity with Rust-based backend development.

Technology Stack
- Frontend: React, Next.js
- Backend: Node.js
- Blockchain: Ethereum, EVM-based L2 networks
- Smart Contracts: Solidity
- Web3: ethers.js, viem, wagmi
- Storage: IPFS, Off-chain databases
- Indexing: The Graph / Event-based systems
- Future Backend: Rust

What We Offer
- Opportunity to work across Web2 and Web3 technologies.
- Full-stack ownership and responsibility.
- Opportunity to work on a product at the early MVP stage.
- Direct collaboration with founders and protocol engineers.
- Opportunity to influence product direction and technical architecture.
- Early-stage equity / token upside.
- Fully remote and globally distributed work environment.

📌 Full Stack Blockchain Engineer (Kochi)
🏢 Poornam Info Vision
📍 Kochi