At Keyrock, we're a leading change-maker in the digital asset space, renowned for our partnerships and innovation. Since our beginnings in 2017, we've grown to have over 180 team members worldwide, representing 42 nationalities, with backgrounds ranging from DeFi natives to PhDs. Our Mission We seek a Rust or C++ Engineer with trading experience to join our Options High-Frequency Trading (HFT) team. Our tech stack includes Rust, Node.js, and Python. While Rust proficiency is preferred, we welcome strong C++/C engineers eager to learn Rust. As part of the Options HFT engineering team, you'll drive continuous improvements in trading infrastructure and system performance. This small, rapidly growing business unit offers you the chance to make a significant impact while collaborating in a fully remote, global team. Key Responsibilities - Develop and optimize low-latency options trading systems - Collaborate with quants, traders, and engineers to enhance trading strategies - Maintain and improve trading infrastructure for high performance and stability - Design and implement scalable, resilient trading solutions - Troubleshoot and enhance exchange connectivity and execution speed - Support testing for critical trading components What We're Looking For Technical Skills & Experience - Strong experience in Rust and/or C++ (C background also considered) - Prior experience in a trading environment (HFT, Market Making, Prop Trading, or similar) - Eagerness to become an expert in Rust - Experience with PostgreSQL databases and protobuf protocols or similar - Exchange connectivity experience and/or FPGA technologies (preferred) - Experience in High-Frequency Options Trading and low-latency systems (a plus) Soft Skills & Competencies - Ownership & Reliability – take responsibility, write maintainable code, meet deadlines, anticipate issues - Initiative & Problem-Solving – approach challenges proactively, drive solutions - Operational Diligence – ensure robust, reliable trading infrastructure - Curiosity & Growth Mindset – continuously improve skills, stay current with industry trends - Excellent communication skills and team collaboration in a remote setting - Knowledge of latency optimization techniques like Speculative Execution Rollback (SER) is highly valued