Senior Web3 Software Engineer

TL;DR

Senior Web3 Software Engineer: Leading development of high-performance decentralized applications (dapps) with an accent on frontend interfaces, on-chain integrations, and secure user flows. Focus on designing scalable Web3 architectures, optimizing DeFi protocols, and delivering intuitive trading UIs.

What you will do

• Design, build, and maintain modern responsive frontend dapps integrated with blockchain protocols for DeFi products and exchanges.
• Implement integrations with blockchain infrastructure, wallet extensions, and on-chain data sources.
• Ensure secure user flows for transactions, multi-sig approvals, cross-chain bridging, and account abstraction.
• Collaborate on API design, RPC optimization, and indexer queries for high-performance real-time data delivery.
• Lead frontend architecture, design systems, and Web3 best practices including gas optimization and security measures.
• Mentor engineering staff, perform code reviews, and shape product roadmap with technical leadership.

Requirements

• Must have 5+ years of software engineering experience with at least 2 years in senior or lead roles in Web3/blockchain.
• Proficiency in React, Next.js, or Vue with TypeScript/JavaScript and Web3 libraries like ethers.js, viem, wagmi.
• Experience developing complex, data-intensive dapps handling real-time streams such as order books or AMM curves.
• Ability to manage browser wallet connections and execute on-chain interactions via providers and libraries.
• Strong understanding of Web3 security principles including private key management and attack mitigations.
• Familiarity with Node services, off-chain indexers, REST/GraphQL, and state management in volatile markets.

Nice to have

• Experience at centralized or decentralized exchanges (CEX/DEX).
• Building trading UIs with order books, candlestick charts, and PnL calculators.
• Performance tuning for high-throughput DeFi applications with sub-ms latency and WebSockets.
• Background in fintech or DeFi involving tokenomics or audited protocols.

Culture & Benefits

• Lead development of critical dapps at the intersection of Web2 and Web3 with high impact ownership.
• Full autonomy to architect complete systems from UI to smart contracts and off-chain bots.
• Collaborate with a globally dispersed team of blockchain experts focused on network and DeFi innovation.
• Work in an innovative environment dedicated to shaping the future of decentralized finance.

Hiring process

• Initial interview with hiring manager to align on experience and role expectations.
• Two technical interviews assessing core engineering skills, Web3 proficiency, architecture, and security.
• Final interview evaluating leadership qualities and cultural fit.