Full Stack Developer at Fhenix Offline

We’re looking for a skilled Full Stack Developer on blockchain to join our Apps team. The team has two core missions:

 

  1. Build tooling to deliver an exceptional developer experience with FHE.
  2. Develop dApps that both validate our tooling and showcase the power of on-chain FHE to the broader ecosystem.

 

You’ll help build the tools, SDKs, and libraries that bring encrypted computation to EVM developers — making advanced FHE capabilities practical and powerful to use in real-world development. You’ll also work on full-featured dApps that showcase what’s possible with on-chain encryption and unlock entirely new use cases.

The role spans smart contract development, front-end integration, and close collaboration with protocol engineers to ensure a smooth and scalable developer experience.

Our team is distributed globally, with most of the core engineering team based at our offices in Tel Aviv. This is a remote-first role, with hybrid options available
 

Key Responsibilities:

  • Innovate and Brainstorm: Collaborate with the team to ideate and design the next generation of Web3 applications.
  • Lead Development: Take charge of the entire development process of an app/platform, from initial concept to final deployment.
  • Smart Contract: Write, test, and deploy smart contracts using Solidity.
  • UI Development: Develop user interface pages based on prototypes to create a smooth and captivating user experience.
  • Responsive Design: Implement designs that are responsive and ensure compatibility across different browsers and devices.
  • Testing: Create and manage comprehensive test suites to ensure high quality and reliability of tooling and applications.

Requirements:

  • 3+ years of proven experience as a Web3 Full Stack Developer or similar role.
  • Excellent proficiency in front-end technologies (HTML, CSS, JavaScript, TypeScript, React, Angular, or Vue).
  • Experience interacting with and writing smart contracts (Solidity, Hardhat, Foundry, wagmi, viem, ethers)
  • Some experience with back-end technologies (Node.js, Express.js, Python, or similar).
  • Familiarity with database technologies (SQL, NoSQL, MongoDB, PostgreSQL, etc.).
  • Excellent communication and teamwork skills.
  • Ability to work in a fast-paced and dynamic environment.
  • Ability in leading the entire development process of an app or platform from start to finish.

Bonus Points:

  • Experience with mobile app development (native, React Native / etc. ).
  • Experience with deployment applications in cloud environments (AWS, GCP, Azure).
  • Contribution to open-source projects or personal projects showcasing relevant skills (particularly relevant if open-source tools).
  • Knowledge and familiarity with concepts in cryptography such hashing and encryption.

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