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Senior Software Engineer - JTX Employment type: Full-time/Company: Jito Labs Jito builds the Market Layer of Solana, the infrastructure that powers real markets on-chain. JTX is a next-generation trading app focused on speed, reliability, and a professional trading experience built on Solana’s market infrastructure. The company is small, profitable, and product-market fit enables high ownership and fast execution. Responsibilities: - Design and build core systems for the JTX product from scratch - Build low-latency, high-reliability services that interact with Solana’s transaction and block-building pipeline - Own critical infrastructure: order routing, execution, real-time market data, and position management - Implement security at every layer, from transaction signing to user data protection - Work closely with product and infrastructure teams to ship fast and iterate on real user feedback - Make significant architectural decisions as an early member of the team Requirements: - 5+ years of software engineering experience, with meaningful work on distributed systems - Strong systems programming skills; Rust preferred (C/C++, Go acceptable) - Proven track record building reliable, low-latency systems in production - Security-first mindset (key management, attack surfaces, failure modes) - Familiarity with Solana runtime, transaction lifecycle, and market microstructure is a strong plus - Comfortable operating with high autonomy and incomplete information (0-to-1 product) Nice to have: - Experience with trading systems or exchange infrastructure - DeFi protocol engineering experience - Fintech backend systems (payments, custody, execution) - High-frequency or low-latency systems experience - Security engineering background Stack: Rust, Go, C/C++, Solana, MEV, block building, execution systems Benefits: - Competitive compensation - Significant equity - Opportunity to work on high-impact problems - Compensation: $200,000 - $250,000 a year 📩 Apply