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Blockchain Web3 Developer
Job summary
A leading tech firm in the UAE is looking for an experienced Blockchain / Web3 Developer to design and deploy smart contracts. The role involves collaboration with product and engineering teams, integration of front-end and back-end systems, and ensuring high performance and security. Candidates should have extensive experience in blockchain development and be proficient in Solidity and various Web3 tools. This position offers an opportunity to work on innovative projects.
Qualifications
- 5 - 8+ years experience in blockchain / Web3 development.
- Familiarity with non‑EVM is desirable.
- Solid understanding of Web3 security best practices.
Responsibilities
- Design, write, and deploy secure smart contracts.
- Integrate Web3 libraries with front-end applications and wallets.
- Write automated tests and maintain clear technical documentation.
Skills
Tools
We are seeking an experienced Blockchain / Web3 Developer who will design, build, test and deploy smart contracts, integrate them with front-end and backend systems, and ensure high standards of security, performance, and usability.
You will collaborate with product, UX, frontend, and backend teams to deliver production-ready features, contribute to architecture decisions, and continuously improve our Web3 stack.
- Design, write, and deploy secure smart contracts.
- Implement token standards (ERC-20, ERC-721, ERC-1155) and upgradeable contracts using libraries like OpenZeppelin.
- Optimise contracts for gas usage, performance, and security, including audits and peer reviews.
- Integrate Web3 libraries with front-end applications and wallets.
- Develop backend services / APIs that interact with on-chain and off-chain data.
- Work with Layer 2 / roll-ups / scaling solutions, bridges, and/or cross‑chain integrations where required.
- Write automated tests, maintain CI/CD pipelines, and ensure robust coverage and code quality.
- Maintain clear technical documentation, and mentor more junior engineers.
- 5 - 8+ years experience in blockchain / Web3 development.
- Strong Solidity skills; experience with EVM chains; familiarity with non‑EVM is desirable.
- Proficiency in Web3 tools: Hardhat, Truffle, Foundry, etc.
- Experience with front-end technologies (React, Next.js) and backend.
- Good grasp of REST / GraphQL APIs, database work (SQL / NoSQL), and decentralized storage.
- Solid understanding of Web3 security best practices.
- Ability to work in an agile, collaborative team; good communication skills in English.
- Experience with gas‑efficient contract design and Layer‑2 roll‑ups.
- Prior exposure to zero‑knowledge proofs, account abstraction, or decentralized identity (DID) systems.
- Open‑source contributions or code samples / portfolio of deployed smart contracts or projects.
- Experience in marketplace / escrow / auction mechanics.
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.