Senior Software Engineer - MySQL

About ByteDance Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content. Why Join Us Creation is the core of ByteDance's purpose. Our products are built to help imaginations thrive. This is doubly true of the teams that make our innovations possible. Together, we inspire creativity and enrich life - a mission we aim towards achieving every day. To us, every challenge, no matter how ambiguous, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always. At ByteDance, we create together and grow together. That's how we drive impact-for ourselves, our company, and the users we serve. Join us. About the Team Join ByteDance’s database development team, where you’ll build and own cutting-edge database products supporting Bytedance’s global infrastructure. Our diverse portfolio includes relational databases, distributed caches, key-value stores, document databases, graph databases, wide-column stores, search engines, and multi-model databases. In this role, you’ll have the opportunity to enhance these services in a cloud-native environment, embracing a culture of intellectual curiosity, self-direction, and problem-solving. We embrace a culture of self-direction, intellectual curiosity, openness, and problem-solving. We are looking for candidates to work in an open, agile, and highly collaborative environment in the following areas: - Query Processing, including query execution, query optimization, system catalog, database schema management, etc. - Distributed Processing, including distributed transactions, distributed lock management, logging/recovery, replication, intra-cluster communication etc. - Distributed Storage including blob storage, key-value stores such as rocksdb, ETCD or Zookeeper etc. - Cluster and system management including database scale out, high availability, backup/restore, database monitoring, observability and serviceability frameworks and tools including telemetry collection, performance and crash diagnostics etc. Responsibilities - Design and develop enterprise-level relational database products, aiming to create industry-leading OLTP/OLAP standardized solutions. - Research and implement cloud-native technologies in the database domain. - Continuously optimize system stability, performance, cost, availability, scalability, and maintainability. - Understand and address specific database requirements for different business scenarios. - Stay updated on industry advancements, explore new technologies, and apply them to improve relational database products.

Minimum Qualifications: - BS or a higher degree in Computer Science, Computer Engineering, or other related fields - 3+ years of backend engineering experience in at least one C/C++/Go/Python, with a strong foundation in algorithms and data structures. High standards for engineering quality and a focus on performance are essential. - Familiarity with the architecture of relational DBMS and its design principles. - Working experience in at least one database engine development such as MySQL, PostgreSQL, PolarDB, Spanner etc. Preferred Qualifications: - Background in middleware, HA, replication, backup and recovery etc. particularly distributed systems with high concurrency. - Working experience related to SQL engine or storage engine in backup and recovery, high availability area, particularly MySQL. ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too. ByteDance Inc. is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://shorturl.at/cdpT2