Senior/Staff Software Engineer (Database Engine)
Summary
Querify Labs is hiring a Senior/Staff Software Engineer to design and implement core database engine components — investigating performance bottlenecks, analyzing research and open-source projects, and writing design docs and prototypes. Fully remote, long-term contractor role; strong algorithms plus systems languages (Java/C++/Rust) and database or distributed-systems experience expected.
- Design and implement core system components
- Investigate performance bottlenecks and scalability challenges
- Analyze open-source projects and research papers
- Write technical design documents and validate ideas through prototypes
- Participate in architecture discussions and code reviews
- Work closely with experienced database and distributed systems engineers
- Design and implement core system components
- Investigate performance bottlenecks and scalability challenges
- Analyze open-source projects and research papers
- Write technical design documents and validate ideas through prototypes
- Participate in architecture discussions and code reviews
- Work closely with experienced database and distributed systems engineers
- Strong knowledge of algorithms and data structures
- Solid experience with databases, query engines, storage engines, or distributed systems
- Solid software engineering experience in Java, C++, Rust, or another systems-oriented language
- Experience with concurrency, parallel algorithms, or performance optimization
- Interest in databases, query processing, storage engines, or distributed systems
- Strong analytical and problem-solving skills
- Ability to understand complex technical trade-offs and communicate them clearly
- Curiosity, ownership, and a desire to learn new technologies
Nice to Have
- Experience with big data technologies and data processing systems
- Contributions to open-source projects
- Research publications, conference talks, or technical writing
- Competitive compensation based on experience, expertise, and impact
- Long-term contractor engagement
- Fully remote work from anywhere in the world
- Exceptionally challenging technical problems
- Opportunities to publish, speak at conferences, and contribute to the technical community
