Software Development Engineer - Distributed NoSQL Database Systems

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. Responsibilities - Design and develop distributed NoSQL databases, with a focus on one of the following: distributed caches, key-value stores, document databases, graph databases, wide-column stores, search engines, or multi-model databases. - Build high-performance, low-latency, and highly available distributed systems to support mission-critical business operations with scalability and cost efficiency. - Optimize compute and storage engines for cloud-native global deployments, improving efficiency and reducing operational costs. - Provide technical guidance to internal business teams, identifying opportunities for system optimization to improve stability, functionality, and performance. - Collaborate with cross-functional teams to develop robust database products and solutions. - Address technical challenges in cloud service architectures, ensuring scalable solutions for large-scale, high-traffic systems.

Minimum Qualifications: - Proficiency in one or more programming languages (C, C++, Java, Go, Python, Rust) with strong coding skills in a Linux environment. - Deep understanding of database principles, distributed system design, and multi-threaded programming, with hands-on experience in distributed storage and computing technologies. - Strong knowledge of distributed consensus algorithms, with experience in database kernel development. - Expertise in performance tuning, system optimization, and handling high-traffic, large-concurrency scenarios. - Practical experience with large-scale cloud-native architectures and distributed system control platforms. Preferred Qualifications: - BS or a higher degree in Computer Science, Computer Engineering, or other related fields. - 3+ years industry experience in system or database internals programming. - Familiarity with popular database systems and source code such as RocksDB, Redis, MongoDB, HBase, TiDB, Neo4j, Elasticsearch, JanusGraph, YugabyteDB, or CockroachDB. 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