Senior Software Engineer | Database Engine

Single Store engineers build the real-time data platform powering some of the world’s most demanding applications. Our cloud-native architecture enables high-performance transactional and analytical workloads at scale, and our teams ship production code continuously throughout the year.

We operate in a fast-moving, highly collaborative environment where engineers own their work end-to-end and partner closely across Product, Sales, and Go-To-Market teams to deliver meaningful business impact.

Position Summary

Single Store engineers build the real-time data platform that enables some of the world’s most demanding applications. Our cloud-native database architecture enables high-performance transactional and analytical workloads at scale.

Our Software Engineers work on small, collaborative teams to help drive our company forward. Whether you’re improving the fault tolerance of a Single Store cluster, accelerating the performance of SQL queries with techniques like SIMD vectorization and LLVM code Gen, or writing search and costing modules for the query optimizer, our engineers are responsible for building systems critical to high performance workloads.

Note: This role is open across multiple levels. Final leveling (Senior, Staff, or Principal) will be determined based on experience, scope of impact, and demonstrated technical leadership throughout the interview process.

Role and Responsibilities

• Develop database engine features based on company direction and customer requests to ensure that requirements are met in a timely manner
• Deliver bug-free code in a low-level, unmanaged memory C++ environment
• Translate high-level customer requirements into actionable and deliverable software features
• Learn, propose, and adapt cutting-edge technologies from across industry and academia into Single Store’s database architecture for ensuring optimal performance and throughput for customer workloads in both analytical and transactional scenarios
• Design and execute comprehensive test plans to evaluate database engine functionality, ensuring thorough coverage and accuracy, using Python, C++, and SQL
• Use low-level debugging techniques including GDB and Flame graphs to fix problems and improve performance
• Work on distributed systems algorithms and problems/components of core database engine behind Single Store
• Take part in code reviews and design reviews for the purpose of software quality assurance

Required Skills and Experience

• 5+ years of experience developing and debugging system-level software in unmanaged languages like C++ or Rust
• Bachelor’s degree in Computer Science or equivalent practical experience.
• Demonstrated ability to design and build highly reliable, high-performance system software.

Preferred Qualifications

• Knowledge of database architecture and operating systems
• Familiarity with distributed systems managed via Kubernetes

Single Store delivers our cloud-native database with the speed and scale to power the world’s data-intensive applications. With a distributed SQL database that introduces simplicity to your data architecture by unifying transactions and analytics, Single Store empowers digital leaders to deliver exceptional, real-time data experiences to their customers. Single Store is venture-backed and headquartered in San Francisco with offices in Sunnyvale, Raleigh, Seattle, Boston, London, Lisbon, Bangalore, Dublin and Kyiv.

Consistent with our commitment to diversity & inclusion, we value individuals with the ability to work on diverse teams and with a diverse range of people.

To all recruitment agencies: Single Store does not accept agency resumes. Please do not forward resumes to Single Store employees. Single Store is not responsible for any fees related to unsolicited resumes and will not pay fees to any third-party agency or company that does not have a signed agreement with the Company.

Single Store values individuals for their unique skills and experiences, and we’re proud to offer roles in a variety of locations across the United States. Salary is based on permissible, non-discriminatory factors such as skills, experience, and geographic location, and is just one part of our total compensation and benefits package. Certain roles are also eligible for additional rewards, including merit increases and annual bonuses.

For candidates residing in California, please see our California Recruitment Privacy Notice. For candidates residing in the EEA, UK, and Switzerland, please see our EEA, UK, and Swiss Recruitment Privacy Notice.

Req ID: ENG00421