About Holitix
Holitix is a forward-thinking Web3 innovation hub dedicated to helping businesses unlock the full potential of blockchain technology. We specialize in delivering secure, scalable, and innovative digital solutions that enable organizations to transform operations, create new opportunities, and thrive in the decentralized economy.
Our role is to bridge the gap between emerging technologies and real-world business needs. From strategic consulting and product development to blockchain implementation and digital transformation, Holitix serves as a trusted partner for enterprises, startups, and innovators looking to build the future with confidence.
By combining technical expertise, industry insights, and a commitment to excellence, we help our clients turn ambitious ideas into impactful solutions that drive sustainable growth and long-term success.
About the Role
We are looking for a highly skilled Senior Blockchain Engineer to join our engineering team and help design, build, and scale secure blockchain-based products. The ideal candidate has strong experience in smart contract development, blockchain protocols, decentralized applications, and backend systems.
You will work closely with product, engineering, and security teams to develop robust Web3 solutions, contribute to technical architecture, and ensure our blockchain infrastructure is secure, scalable, and reliable.
Key Responsibilities
- Design, develop, test, and deploy smart contracts and blockchain-based applications.
- Build and maintain decentralized applications, blockchain integrations, and backend services.
- Work with blockchain networks such as Ethereum, Polygon, Solana, BNB Chain, Avalanche, or similar ecosystems.
- Review and optimize smart contracts for security, gas efficiency, and performance.
- Collaborate with frontend, backend, product, and security teams to deliver high-quality Web3 products.
- Participate in architecture decisions and contribute to technical strategy.
- Integrate wallets, token standards, DeFi protocols, NFTs, DAOs, or other blockchain infrastructure as needed.
- Write clean, maintainable, well-documented code.
- Conduct code reviews and mentor junior engineers.
- Stay current with emerging blockchain technologies, security standards, and industry best practices.
Required Qualifications
- 5+ years of professional software engineering experience.
- 3+ years of hands-on blockchain or Web3 development experience.
- Strong experience with Solidity, Rust, Go, or other blockchain-related programming languages.
- Experience developing and deploying smart contracts on mainnet or testnet environments.
- Strong understanding of blockchain concepts, including consensus mechanisms, wallets, private keys, transactions, gas fees, bridges, and token standards.
- Experience with frameworks and tools such as Hardhat, Foundry, Truffle, Web3.js, Ethers.js, Anchor, or similar.
- Solid backend development experience using Node.js, TypeScript, Go, Python, or similar technologies.
- Strong understanding of security best practices for smart contracts and decentralized systems.
- Experience with Git, CI/CD workflows, APIs, databases, and cloud infrastructure.
- Excellent problem-solving, communication, and teamwork skills.
Nice to Have
- Experience with DeFi, staking, tokenomics, NFT platforms, Layer 2 solutions, or cross-chain protocols.
- Familiarity with smart contract audits and formal verification.
- Open-source contributions in the blockchain or Web3 ecosystem.
- Experience with indexing tools such as The Graph.
- Knowledge of zero-knowledge proofs, account abstraction, MEV, or rollup technologies.
- Previous experience working in a startup or fast-paced product environment.
What We Offer
- Competitive salary and performance-based incentives.
- Flexible working environment.
- Opportunity to work on innovative blockchain and Web3 products.
- Collaborative and growth-focused team culture.
- Professional development and learning opportunities.
- The chance to make a meaningful impact in a rapidly growing industry.
How to Apply
Please submit your resume, GitHub profile, portfolio, or examples of previous blockchain projects. We would love to hear about smart contracts, protocols, or Web3 applications you have built or contributed to.
Join us and help build the future of decentralized technology.
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