The fastest open source time series database

Senior Backend Engineer (Python)

$100k - $180k / 0.20% - 0.20%
Job Type
3+ years
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Nicolas Hourcard
Nicolas Hourcard

About the role

As an Senior Backend Engineer, you will be a critical part of our growing company, contributing towards the launch of a greenfield cloud-hosted database as a service (DBaaS) solution. You will bring your expertise to build a Python-based backend for the QuestDB DBaaS offering in close collaboration with the cloud engineering team.


  • Implementing and maintaining the DBaaS backend
  • Building a REST API to allow for easy programmatic interaction with the backend
  • Design procedures for troubleshooting and maintenance of the system
  • Ensure the backend has strong unit and functional testing coverage
  • Advocate for improvements to software quality, security, and performance
  • Brainstorm feature design, system architecture, and product roadmap


  • 5+ years of experience building applications in Python
  • Experience with SQL, RDBMS and database design
  • Familiarity with microservices architectures and cloud technologies
  • Familiarity with Linux/UNIX systems
  • Experience building scalable public REST APIs
  • Excellent written and communication skills
  • Strong team player who is open to guiding colleagues on your areas of expertise
  • The ability to understand, shape and deliver against customers' requirements

Candidates who have experience with the desired software stack would stand out:

  • Python / FastAPI
  • Docker / Kubernetes / AWS
  • QuestDB - PostgreSQL, InfluxDB Line Protocol, REST API
  • Front end experience with React / Nextjs is a bonus

Why you should join QuestDB

We have built the fastest open source time series database from the ground up to offer breakthrough performance for real-time analytics. We are the fastest growing database within the fastest-developing database category.

Developers rely on QuestDB as the analytic backbone of real-time systems ranging from FinTech to machine learning, IoT, and application monitoring. Fortune 500 companies such as Airbus and Yahoo deploy QuestDB for large-scale, data-intensive production systems, some of which serve close to a billion users.

Our HackerNews launch was the third biggest for an open source company at Y Combinator, and our open source repository has gathered more than 5k stars to date. We are a product-first company with a community encompassing more than 10k developers. We are a remote-first company backed by leading venture capital firms and Y Combinator.

We are 100% remote, backed by leading venture capital firms and building the team.

Team Size:7
Location:London, United Kingdom
Nicolas Hourcard
Nicolas Hourcard
Vlad Ilyushchenko
Vlad Ilyushchenko