Software Engineer, Backend

Superis Labs is building a high-performance perpetual futures DEX on Solana. The first production MVP is underway, and early team members will define core architecture and protocol design. The company is fully backed by Ergonia , a crypto-native market-making firm and venture builder with deep experience trading and building on Solana. We are starting from a deliberately minimal core and iterating rapidly toward a full-featured mainnet exchange. This is a high-ownership role building production systems under aggressive timelines. What You’ll Work On You will design and build the core on-chain and backend systems that power a perpetual exchange, with a focus on correctness, performance, and simplicity. Responsibilities Build core exchange logic: markets, users, collateral, fees, order routing Implement professional liquidity sources, on-chain matching, margining, liquidation, and risk enforcement Help design the end-to-end architecture of a perpetuals exchange Ensure on-chain and off-chain systems operate as a cohesive, low-latency stack Optimize systems for latency, throughput, and compute efficiency Write thorough tests and maintain clear, living documentation Improve developer tooling and onboarding experience Design, implement, and deploy production-grade Solana smart contracts in Rust Requirements 3+ years of professional software development experience Strong Rust proficiency (production experience preferred) or willingness to learn Strong backend fundamentals (APIs, distributed systems, async systems) Experience with low-latency or performance-sensitive systems Familiarity with DeFi, trading systems, or derivatives Ownership mindset and comfort working in an early-stage environment Strong English communication skills Bonus Points Solana runtime optimizations and CU profiling Previous work experience with matching engines, order books, or execution systems Perpetuals, margin trading, funding rates, or ADL Market-making or trading infrastructure experience Benefits No bureaucracy — just fast shipping and real impact High ownership and real impact from day one Competitive base + meaningful token/equity upside Early team members receive ownership aligned with long-term protocol success Fully remote IRL meetups and company offsites Originally posted on Himalayas