Frontend Engineer
PropellerHeads is a fully remote research and development team building open-source, trustless trading tools and financial infrastructure on Ethereum.
Maintainer signals as of 9/2/2026
About PropellerHeads
PropellerHeads builds open-source trading infrastructure designed to remove intermediaries from decentralized finance. Its products include Turbine, a peer-to-peer trading platform for large and frequent trades; Fynd, a self-hosted Rust DEX router and aggregator; and Tycho, an open-source liquidity indexer, simulator, and execution stack for solvers, searchers, routers, and DEX teams. The organization focuses on Ethereum and other EVM ecosystems, serving traders, developers, market makers, solvers, DEXs, and other participants in on-chain finance.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
Build and own features for a trading interface, including spread-curve interfaces, order execution flows, real-time quotes and prices, LP management tools, wallet integrations, pricing models, order state machines, authentication, and real-time data flows.
Requirements
- 3+ years of React with TypeScript
- Experience building complex client-side applications with stateful flows and real data
- Strong product judgment, including loading states, error boundaries, copy, and edge cases
- Experience working closely with designers on user-facing products
- Comfort with financial and numerical precision and calculation
Responsibilities
- Build spread-curve interfaces for dynamic pricing strategies
- Build order execution flows, including approval chains, signing, settlement tracking, and partial fills
- Develop real-time quoting and price displays with financial-grade precision
- Build LP interfaces for deposits, withdrawals, pool management, and position tracking
- Integrate SIWE authentication, Permit2 approvals, and multi-wallet support through Wagmi and Viem
- Shape features from specification through release
- Test domain logic, pricing math, fee models, and order state transitions
- Contribute ideas to the product roadmap
Benefits
- Significant equity
- Unlimited PTO
- Paid parental leave up to 16 weeks
- Regular team on-sites
- Co-working stipend
Hiring Process
4 steps: a 30-minute founder screening about background and motivation; a 1-hour cultural-fit interview with potential future teammates; a 1-hour technical interview covering job-specific skills and brainteasers; then a decision, with an offer response within 2 days.