Principal Database Development Engineer

<div class="content-intro"><p><strong>About Us</strong></p> <div data-page-id="HladdPLXIoNz4nxkqkCuk4rAs8v" data-lark-html-role="root" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-XCikdRR2xoZIjdxtCKcuOflrs8d">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.</div> <div class="ace-line ace-line old-record-id-IF06dI0MPoBwYfxbZ4zui13HsoC">&nbsp;</div> <div class="ace-line ace-line old-record-id-X5EbdOwvMoYuOmxQBbuueUEDsDd">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.</div> <div class="ace-line ace-line old-record-id-LtVud2dO7oglqJxxZoOucqjJsPc">&nbsp;</div> <div class="ace-line ace-line old-record-id-RMHkdm4bPo66l3xMVO8ui1o8sle">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.</div> </div></div><div data-page-id="SivQdKYHxoIaEXx3DHBu2005swg" data-lark-html-role="root" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-APcqdsgfEoHLEsxUQXiuggxvsjc"><strong>Job responsibilities</strong></div> <ol class="list-number1"> <li class="ace-line ace-line old-record-id-M8f4dM2rQoglr5xInxQukcbpsqf" data-list="number"> <div>Responsible for daily business support and 4x capacity guarantee for global and local financial-level storage components (SLA &lt; = 99.99%, RTO &lt; = 5mins, RPO = 0, Delay &lt; 100ms), and propose improvement suggestions for high-risk changes and repetitive inefficiencies, and promote implementation</div> </li> <li class="ace-line ace-line old-record-id-GY4sdNfTJohZj1xUX02u3nUas1e" data-list="number"> <div>Responsible for global and local station financial-level storage components and overall architecture risk identification and hidden danger governance (including but not limited to: effectively blocking big key/showSQL hidden dangers generated by function iteration; identifying and governing scenarios with strong data dependence on Redis, discovering and governing unreasonable architecture design behind abnormal alarms).</div> </li> <li class="ace-line ace-line old-record-id-YRwIdniWPoUF1vxxeVPuASIbsah" data-list="number"> <div>Responsible for storing component (MySQL/Redis) size version, security patch upgrade (RTO &lt; = 2mins, RPO = 0, efficiency = 3.5 person-days/cluster), ensuring smooth business upgrade, and effective emergency rollback in abnormal scenarios (RTO &lt; = 5mins).</div> </li> <li class="ace-line ace-line old-record-id-QheLdVG3qodMqbxkvCeuK3g0spg" data-list="number"> <div>Responsible for version planning of storage components (MySQL/Redis/TiDB/Doris/ES/MongoDB), software risk identification (BUG type), architecture risk identification (compatibility with availability zone failures), hardware risk identification (affinity), and promoting cloud vendors and architecture teams to schedule and govern hidden dangers</div> </li> <li class="ace-line ace-line old-record-id-CjhAd1BAuopEXfxkg1zuqJIWsrh" data-list="number"> <div>Responsible for continuously iterating storage component (MySQL/Redis/TiDB/Doris/ES/MongoDB) standard construction, cost governance standard construction, and implementing new standards management platform and inspection platform</div> </li> <li class="ace-line ace-line old-record-id-Xo6jdHm0pouCaFxqAvtumufJsAb" data-list="number"> <div>Responsible for the design and development of daily database requirements for the database management platform (Golang)</div> </li> </ol> <div class="ace-line ace-line old-record-id-G1KNd5fInoz78rxStQOur1ncsLg"><strong>Job requirements</strong></div> <ol class="list-number1"> <li class="ace-line ace-line old-record-id-WklFdvejLoxsgixO6lIuGCEUsDv" data-list="number"> <div>Strong execution ability ensures high-quality and no-delay delivery of business requirements (following the change process and implementing the double check mechanism for program guarantee), and good team collaboration ability</div> </li> <li class="ace-line ace-line old-record-id-YutNdrrHNobArnxxeyjuwwxDsOf" data-list="number"> <div>Strong stress resistance and open-mindedness, calmly think about the root causes and solutions when facing difficulties or bottlenecks, actively report bottlenecks, give reasonable suggestions, and actively promote problem-solving</div> </li> <li class="ace-line ace-line old-record-id-NDEEd3XOpoNYgJxUUSCugSPYsoh" data-list="number"> <div>More than 8 years of full-time DBA work experience in top companies in the financial and internet industries, with practical experience in massive databases (cluster &gt; 800, data &gt; TB level), and experienced large-scale activities and market traffic shocks (at least &gt; 5 times the daily traffic).</div> </li> <li class="ace-line ace-line old-record-id-RYUvd7pfPoS1a2xD7nOuTjSKsMg" data-list="number"> <div>Proficient in MySQL/Redis system principles and architecture design capabilities, proficient in AWS cloud technology stack (VPC/AuroraRDS/Valkey/OpenSearch) risk identification and standard specification design to ensure business usage storage SLA &gt; 99.99%.</div> </li> <li class="ace-line ace-line old-record-id-A5w1digegoG0XKxg9eyuoFEAsWb" data-list="number"> <div>Proficient in TiDB/Doris/ES (choose one) distributed database principle system (data &gt; 0.5PB), skilled in identifying component hidden dangers and sorting out standard specifications, providing core technical indicators (SLA, PTO, RPO) and pushing component design and planning capabilities for business line use, ensuring that the storage SLA for business use is &gt; 99.90% (for business stability requirements &gt; 99.9%, effective emergency plans need to be aligned as a whole).</div> </li> <li class="ace-line ace-line old-record-id-Azjkd9UtBoF4QWxEW8yu3mYds2l" data-list="number"> <div>Experience in Golang backend development is preferred</div> </li> </ol> </div><div class="content-conclusion"><p><strong>Why Join Us</strong><br>At Bybit, we are committed to fostering a supportive and enriching work environment.&nbsp;<br>Our benefits include:<br>- Study Growth Fund: We support your professional development and continuous learning.<br>- Internal Events: Participate in regular team-building activities, workshops, and events designed to promote collaboration and innovation.<br>- Global Collaboration: Be part of a diverse, international team, working alongside colleagues from around the world.<br>- Career Advancement: Access opportunities for growth and advancement within a rapidly expanding global company.<br>- Internal Mobility: Grow with us- Your long-term development is important to us. We offer internal job opportunities to help build your career path.</p></div>