Senior Software Engineer Data Platform Emulators
Offer summary
Qualifications:
5+ years of professional experience in backend or systems engineering., Strong API design skills and solid backend expertise., Experience with cloud data platforms like Snowflake, Redshift, Athena, or BigQuery., Knowledge of modern databases, data warehouses, and SQL engines..Key responsibilities:
- Maintain and update emulators for Snowflake, Redshift, Athena, Glue, and others.
- Identify and resolve bugs, edge cases, and inconsistencies in emulated services.
- Ensure high-quality CI/CD pipelines, regression, and integration testing.
- Enhance emulator usability and support for additional data platform features.
Job description
Who we are
We are a fastgrowing Series A startup building cuttingedge technology to revolutionize cloud development processes and support highly efficient dev&test feedback loops. We’ve closed our last $25mil round in Q4 2024, led by Notable Capital, CRV and Heavybit.
At its core, LocalStack provides a highfidelity emulator and local cloud development platform. Imagine developing cloud applications and data pipelines entirely on your local machine within a lightweight cloud sandbox, running in Docker!
Our mission is to empower developers to rapidly build and test their cloud applications, allowing for a more enjoyable dev experience, and saving valuable time and resources.
LocalStack has a large and active opensource community (57k+ stars on GitHub) with over 100k active users worldwide and 290M+ downloads to date. Our customer base ranges from SMBs to Global Fortune 500 companies.
We are sustainably growing our globally distributed team across sectors
LocalStack is headquartered in ZurichSwitzerland 🇨🇭, with a main engineering office in ViennaAustria 🇦🇹 and remote team members from 🇺🇸the US, 🇫🇷FR, 🇬🇧UK, 🇨🇦CA, 🇪🇸ES, and many more countries.
👉Check our Notion Candidate Handbook and our GitHub!
✅ What you will be working onresponsible for
- Ensure Snowflake, Redshift, Athena, Glue, and future emulators are kept up to date with the latest syntax, behaviors, and APIs.
- Identify and resolve bugs, edge cases, and inconsistencies across emulated services.
- Maintain robust CICD pipelines, regression test coverage, and integration test suites for highfidelity emulation.
- Provide a fast and intuitive local development loop with meaningful error messages, good performance, and easy configuration.
- Improve emulator usability in CLI tools, SDKs, and client integrations (e.g., JDBC, SnowSQL, 3rd part integrations).
- Design and implement support for additional data platform features, services, and cloud providers (e.g. Azure Synapse, BigQuery).
- Track cloud service evolution and update emulators to reflect new capabilities or changes.
- Build abstractions that make it easy to plug in new service behaviour or data models.
- Ensure emulators work seamlessly with orchestration and infrastructureascode tools (e.g., dbt, Terraform, Airflow, CDKs).
- Gather and act on feedback from internal and external teams to prioritize highimpact integrations.
- Build usage analytics and telemetry to understand adoption patterns and developer needs.
- Maintain high code quality, clear architecture, and extensibility to support contributions and experimentation.
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- 5+ years (senior) of professional experience in backend or systems engineering, ideally within the database domain.
- Strong understanding of modern databases and data warehouses, including SQL engines, query planning, storage layers, indexing, and SQL parsingASTs, with experience developing database features.
- Handson experience with cloud data platforms such as Snowflake, Redshift, Athena, or BigQuery, including optimization techniques and custom parserstranspilers.
- Practical knowledge of distributed and analytical engines (e.g., Apache Spark, Trino, PostgreSQL, DuckDB) with skills in query engines, performance tuning, and integration in local and production environments.
- Experience building developer tooling such as CLI tools, SDKs, and database drivers (JDBCODBC) or related integrations.
- Proficiency in writing integration and regression tests, maintaining CICD pipelines, and automating test scenarios for complex data workflows.
- Familiarity with Dockerbased development environments (Docker & Docker Compose), containerized services for local testing, and container networking; Kubernetes experience is a plus.
- Experience with at least one major public cloud (AWS, Azure, or GCP), ideally working with big data or database services.
- Strong programming skills in Python (Java a plus); familiarity with TypeScript or Go is (nice to have.)
- Experience contributing to open source or working with communities to gather feedback, triage issues, and guide contributors. (Nice to have)
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- Fully remote
- Competitive salary
- Performance bonus
- Competitive share options
- Annual company retreat
- Learning budget
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- Lead a critical engineering function in a fastgrowing company with huge open source traction and global customer base.
- Work on cuttingedge technology with a talented and passionate team.
- Shape the evolution of a product used and loved by thousands of developers worldwide.
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Sounds like a good match?
Wed love to hear from you! Join us in shaping the future of cloud development at LocalStack.
To apply, follow the LI application process or apply on our career page. Make sure to include a short motivation outlining why you are the perfect candidate for this role.
Why Join LocalStack?
At LocalStack, we are at the forefront of shaping cloud DevX and redefining how developers interact with cloud platforms. By joining our team, you’ll have the opportunity to:
Benefits
✅ Experience we expect you to bring to the role
Required profile
Experience
Hard Skills
Other Skills
- Collaboration
- Communication
- Problem Solving
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