Blockchain Developer

Job Title : Lead Blockchain Developer

Experience : 5+ Years

Location : Indore (WFO/Remote)

Employment Type : Contractual

Job Summary :

We’re seeking a Lead Blockchain Developer with 5+ Years of experience in building scalable, decentralized applications. The ideal candidate has expertise in Rust, Golang, Solidity, and Node.js, with hands-on experience in Geth, Docker, and blockchain infrastructure.

Mandatory Skills : Rust, Golang, Solidity, Node.js, Geth, Docker, Ethereum architecture, Smart Contracts, Blockchain Protocols.

Key Responsibilities :

• Design and develop core blockchain protocols and infrastructure.
• Build and deploy secure smart contracts using Solidity.
• Develop tools/services for Ethereum and related networks.
• Work on performant node-level development using Rust and Golang.
• Build APIs and backend services in Node.js.
• Manage containerized environments using Docker.
• Collaborate on system architecture and conduct code reviews.
• Stay updated on blockchain trends and implement best practices.

Key Requirements :

• Strong skills in Rust, Golang, Solidity, Node.js.
• Deep understanding of Ethereum, Geth, and blockchain concepts.
• Experience with Docker, API development, and smart contract security.
• Knowledge of consensus algorithms, cryptography, and performance tuning.
• Familiarity with CI/CD pipelines and DevOps tools is a plus.

Preferred Qualifications :

• Bachelor's/Master’s in CS or related field.
• Prior contributions to open-source or Web3 projects.

Job Summary

We are building a blockchain platform focused on NFT-based records and tokenization of real-world assets (RWA). The frontend is already developed, and we are looking for a skilled Blockchain Backend Engineer to design and implement smart contracts and blockchain services.

This role involves building production-grade, verifiable blockchain systems with a strong focus on NFTs, on-chain verification, and metadata integrity.

Key Responsibilities

Phase 1 – Immediate Scope

• Design and develop NFT minting and issuance (single & batch)
• Implement NFTs linked to real-world records (certificates, titles, permits)
• Enable on-chain public verification (Token ID, Contract Address, Blockchain)
• Design and manage NFT metadata (on-chain / IPFS) with metadata locking
• Implement document hash anchoring for tamper-proof verification
• Develop public verification APIs and QR-based verification flow
• Work with at least one EVM-compatible blockchain (Polygon / Base / Ethereum L2)

Phase 2 – Nice to Have (Future Scope)

• Security token issuance with transfer restrictions
• Whitelisting and compliance-ready token flows
• Investor onboarding and agreement binding
• Distribution handling, investor data room, and referral tracking

Required Skills

• Strong experience in Solidity
• Hands-on development with ERC-721 and/or ERC-1155
• Smart contract development, testing, and deployment
• Experience with EVM blockchains
• Proficiency in Web3 libraries (ethers.js / web3.js)
• Knowledge of IPFS and on-chain data anchoring
• Ability to design secure, scalable, and verifiable blockchain architectures

Good to Have / Bonus Skills

• Experience with Real-World Asset (RWA) tokenization
• Exposure to security tokens or compliance-focused Web3 platforms
• Prior work on enterprise or regulated blockchain solutions

About the Role

Join the Blockchain Backend Infrastructure team and take a position in building and maintaining a leading blockchain management platform. You'll be responsible for building cutting-edge blockchain infrastructure while implementing high-throughput, real-time scalable software solutions.

As a Blockchain Engineer, you will be instrumental in the research and integration of blockchain technologies into the platform. Your responsibilities will include collaborating closely with foundations and developers to gain a deep understanding of blockchain protocols and on-chain projects, then applying that knowledge to implement new features within the platform.

You will focus equally on external protocol integration patterns and internal wallet infrastructure. This role serves as a technical bridge between raw on-chain capabilities and the wallet features delivered to customers.

What You'll Do

• Implement modern backend applications and infrastructure in a microservices architecture, using the latest technologies and development practices.
• Deep dive into the latest blockchain technology and become an expert in the fundamentals, protocols, and features of the chains we support.
• Collaborate effectively with developers, engineers, and other roles while demonstrating strong independent problem-solving abilities.
• Contribute to production reliability through on-call participation, incident response, and post-incident follow-ups.

What You'll Bring

• 5+ years of backend development experience in modern languages (Go, Python, JavaScript/TypeScript).
• 3+ years of hands-on blockchain development experience.
• Experience working on high-scale distributed systems.
• Understanding of microservices architecture and API design.
• Knowledge of consensus mechanisms, cryptographic primitives, and distributed systems.
• Strong problem-solving skills, attention to detail, and a collaborative mindset.

Preferred

• Experience building blockchain solutions for enterprise or institutional use cases.
• Understanding of security best practices for smart contracts and blockchain systems.
• Demonstrated ability to apply AI tools in day-to-day development.
• Understanding of MPC, multi-signature wallets, or other advanced cryptographic techniques.
• Bachelor's degree in Computer Science, Engineering, or a related field.
• Experience with Docker, Kubernetes, and Helm.
• Location:
• - EU preferred or availability to travel to one of dev hubs in Europe once per quarter.

We are looking for a Blockchain Developer who has around 2-3 years of experience, and has past experience with working on blockchain-based systems and scenarios. The ideal candidate would be someone who understands the concepts of Blockchain technology and having working experience on Rust and Solana.

• Desire to work in a startup environment, fun@work culture and able to self-manage.

• In Depth understanding of at-least two blockchain network like Rust, Substrate, Polkadot Solana, Hedera Hashgraph, Tezos, BlockApps, Algorand, Corda, Lambda, Cargo etc

• Familiarity with basic cryptography to understand the essentials of blockchain systems.

• Hands on in Rust

• Designing and writing well-structured APIs in Node.js and MongoDb to connect to Blockchain infrastructure

• Staying up to date with new developments and news in integrated chains.

• Past experience with Wallets or Crypto Exchanges would be a major plus.

• Experience with third-party libraries and APIs.

• Experience working in an agile development process.

• Documenting architecture and guidelines.

• Be proficient in using version control and continuous integration, with tools such as Gitlab, Git and Jenkins.

• Write clear, maintainable and testable code that you are proud of.

• Attend training and education where necessary to up-skill themselves.

• Experience in writing smart contracts for large-scale production blockchain applications.

• Cross-team contribution whenever required.

• Familiarity with basic cryptography.

• Should have a deep understanding of the blockchain and cryptocurrency space and smart contract systems, specifically having a deep understanding of Rust.

• Build and deploy architecture for complex blockchain solutions.
• Maintain and extend current client- and server-side applications responsible for integration and business logic
• Be involved in the global blockchain community—work on implementing and integrating the latest improvement proposals
• Build cross-chain bridges.
• Building on-chain governance

• Strong software development background.
• Experience in Solidity.
• Worked with Defi offerings such as staking, farming, flash loans, etc.
• Experience with building on Ethereum & Matic.
• Strong knowledge of concurrency and writing efficient and safe multithreaded code
• Strong knowledge of common algorithms and data structures
• Familiarity with basic cryptography
• Familiarity with P2P networks
• Strong knowledge of bitcoin-like blockchains

• building an ERC-20 token with an in-built unlock schedule.
• building a smart contract to accept a certain ERC-20 token and take actions based on it
• farming/staking system
• collateral-based lending
• cross chain development
• on-chain governance
• Deploying NFTs

• Remote first company
• Quarterly appraisal and bonus
• Health insurance Benefits of INR 5,00,000
• Employee professional development - Each employee has 5% of their monthly remuneration, annually to spend on educational activities or material
• Flexible working hour

And much more...