Senior Frontend Engineer - Crypto

We are a web3 user acquisition platform that's powered user onboarding for over 500 protocols since 2021. We've facilitated 500M transactions, 60M on-chain credential mints, amongst 3M users across 40 chains.

Our platform serves protocols including Coinbase, Uniswap, Robinhood, Solana, Phantom, Optimism, Base, and Arbitrum. Through gamified activations and CUBE credentials, we've become infrastructure for user acquisition across DeFi, gaming, AI, and NFT ecosystems.

We launched our L3 token in 2024, now trading on major exchanges including OKX, Bybit, and Coinbase. Our $21M in total funding includes a $15M Series A led by ParaFi and Greenfield, with participation from Electric Capital.

Role

Own end-to-end delivery of major product initiatives on the core platform. Drive frontend architectural decisions and technology choices for our multi-chain platform. Collaborate directly with our head of product and founders on product strategy while working closely with other engineers. Take full ownership of projects from conception to deployment, establishing technical patterns and mentoring other engineers.

Required

• 7 years React/TypeScript in production

• Next.js experience

• Proven track record owning complex projects from start to finish

• Experience making architectural decisions for production applications

• Design system development and maintenance

• Figma-to-code workflow proficiency

• Strong UX intuition for complex interfaces

Preferred

• Web3/crypto product experience

• Viem/Wagmi for Ethereum interactions

• WalletConnect v2 integration

• Multi-chain wallet UX patterns

• Understanding of on-chain data indexing

• Experience with high-traffic applications

Technical environment

• React, Next.js, TypeScript

• Tailwind CSS

• Viem for blockchain interactions

• PostgreSQL, Prisma ORM

• Multichain infrastructure (Ethereum, Polygon, Arbitrum, etc.)