WEB3 Frontend Developer Offline

We are Onicore — fintech company specializing in developing products for cryptocurrency operations.

Registered in the USA, our company is powered by a talented Ukrainian team, working across the globe.

Responsibilities:

• Lead the architecture and technical design of the Web3 noncustodial wallet, ensuring stability, security, and an excellent user experience.
•  Continuously improve code readability, maintainability, and scalability.
•  Stay up-to-date with new technologies and trends, conducting thorough research to keep our systems at the forefront of the industry.

Skills & Experience:

1. Experience with Web3.js, Ethers.js, or Viem: 

- Deep understanding of Web3.js, Ethers.js, or Viem libraries for interacting with Ethereum and smart contracts. 

- Confident use of APIs for executing transactions and subscribing to blockchain events.

2. Integration with Crypto Wallets: 

- Hands-on experience integrating with Metamask, Coinbase, and other popular wallets. 

- Expertise in managing WalletConnect sessions, handling QR codes, and securing connections. 

3. Blockchain Interaction: 

- Experience using blockchain explorers. 

- Experience with ERC-20, ERC-721, ERC-1155 tokens, and their API integration. 

4. DeFi Protocols: 

- Proven experience with transfer operations, allowance management, staking, and interacting with DeFi protocols. 

- A plus: Knowledge of liquidity pool mechanisms and asset management through dApps. 

5. Integration with Wallet as a Service (WaaS): 

- A plus: Experience working with WaaS provider APIs, managing multisignatures and private keys. 

- Extra: Setting up secure interactions between the front-end and WaaS solutions.

 6. Smart Contract Interaction: 

- A plus: Basic knowledge of Solidity for analyzing and debugging smart contracts. 

- Experience working with ABI to call smart contract functions and manage events. 

7. Proficiency in Vue.js, React.js, Node.js, and Next.js: 

- Strong proficiency in Vue.js and/or React.js, along with their ecosystems (Vuex, Pinia, Vue Router, React Router, Redux, etc.). 

- Strong understanding of JavaScript/TypeScript, HTML5, CSS3, and responsive design principles. 
- Experience with Node.js and NestJS for backend development.

Will be a plus: 

- Experience with the TON stack (preferred but not required if you have experience with the EVM stack).

We offer:

🏥 Medical insurance

🤓 Paid courses, conferences, training sessions, workshops etc.

💪 Sport compensation

💼 Legal assistance

🧗‍♂️ Motivated and goal-oriented team

Ready to make a difference? Apply now and become a part of our journey!