Blockchain Expert

Job description

**About Us** Established in 2018, Bybit is one of the world’s leading cryptocurrency exchanges and digital financial platforms, serving over 80 million users across more than 200 countries and regions. Powered by world-class technology and a user-first mindset, Bybit delivers a seamless ecosystem across trading, payments, wealth management, custody, institutional services, and Web3 — connecting users to the future of digital finance. Our core values define how we build. We listen, care and improve to create products and experiences that put users first. Backed by a global team of ambitious builders, problem-solvers, and innovators, we foster a high-performance and fast-moving environment where talent is empowered to drive real impact at the global scale. Supported by 24/7 multilingual customer service and a strong commitment to innovation, we are shaping the future of finance through technology, collaboration, and bold execution. Today, Bybit is recognized as one of the most trusted and transparent platforms in the digital asset industry, continuing to expand its global presence while building the infrastructure for the next generation of financial services. **Responsibilities:** - Participate in research and tooling development for blockchain foundational technologies (cryptography, smart contracts, consensus mechanisms, etc.) - Conduct in-depth research and implementation of MPC algorithms; contribute to the development and improvement of the company's private key signing system - Conduct in-depth security research on TEE-based **Requirements:** - Solid understanding of cryptography fundamentals, including homomorphic encryption, secret sharing, and zero-knowledge proofs *(Preferred: published papers, patents, or public talks in MPC/TSS/ZKP; hands-on experience implementing low-level libraries in ZK or MPC)* - Proficient in at least one mainstream MPC protocol (e.g., GG18, FROST, MST, or TSS) with practical coding experience - Proficient in Go, Rust, or C++; able to read and understand cryptographic library source code - Familiarity with libraries such as libOTe, EMP-toolkit, MP-SPDZ, zkp.js, or tss-lib is a plus - Experience with custodial/MPC wallet solutions (e.g., Fireblocks, ZenGo, Qredo) is a plus - Fast learner with sharp analytical thinking, clear logical reasoning, strong security mindset, and good team collaboration skills **Why Join Us** At Bybit, we are committed to fostering a supportive and enriching work environment. Our benefits include: - Study Growth Fund: We support your professional development and continuous learning. - Internal Events: Participate in regular team-building activities, workshops, and events designed to promote collaboration and innovation. - Global Collaboration: Be part of a diverse, international team, working alongside colleagues from around the world. - Career Advancement: Access opportunities for growth and advancement within a rapidly expanding global company. - Internal Mobility: Grow with us- Your long-term development is important to us. We offer internal job opportunities to help build your career path.