About QuestDBAs a specialized database, QuestDB stores, processes and analyzes time series data in real-time, with a focus on reliability, extreme performance and simplicity. It provides best-in-class hardware efficiency and robust features, saving costs and accelerating time-to-value.Our open source repository has gathered 16k stars and QuestDB is the fastest growing database in the time-series category, according to DB-Engines. We are a product-first company with a large community of developers. As a team, we are globally distributed, remote-first and backed by leading venture capital firms and Y Combinator.Teams have had success with QuestDB across a wide range of industries, such as Financial Services, Energy and Space Exploration. Category leading companies such as OKX, Mizuho, and Airbus rely on QuestDB for large-scale, data-intensive production systems. Emerging and disruptive startups also leverage QuestDB to gain a significant edge within traditional industries.The roleAs a Core Database Engineer, you will bring your experience in design, development, and testing to improve our open source time-series SQL database. You will continuously improve the system's performance, ensuring that QuestDB remains scalable and easy to use as we roll out new features built with C++ and Java (zero-GC). You will have the opportunity to interact with and gather feedback from QuestDB's growing community of users and contributors. You'll have the chance to work in an open and collaborative environment to improve user experience and the system's consistency along the way.Requirements3+ years of experience building data-centric software, including writing and tuning data-processing algorithmsBS in Computer Science or equivalent experienceProficiency in C++ and RustIntermediate knowledge of JavaStrong understanding of data structures, algorithms, OS internals, and hardwareCan-do attitude, good communication skills, empathyExperience working in teams, with Git workflows, CI, and co...
First seen: 2025-10-03 12:52
Last seen: 2025-10-03 16:53