Software Development Engineer, Distributed NoSQL Database Systems

About the Team:

Join Byte Dance’s database development team, where you’ll build and own cutting-edge database products supporting Byte Dance’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.

Requirements:

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, Janus Graph, YugabyteDB, or CockroachDB.