Senior Software Engineer / Python / OSS

A fast-growing startup in the data engineering space is seeking a Senior Software Engineer to work closely with its CTO and product team. This role is ideal for candidates who thrive in the fast-paced environment of a small team and want to make a tangible impact on an early-stage startup’s product.

About the Company

Our client is building an open-source library that transforms messy, unstructured data into clean, actionable datasets. Designed for Python developers, this solution automates tedious data engineering tasks and is already in use by a growing community.

The company is currently developing a paid product and is looking for a passionate Python engineer to help shape its future. Their goal is to establish their open-source library as the industry standard for data loading and revolutionize data engineering in the era of LLMs and AI agents.

With offices in Berlin and New York City, the company was founded by industry veterans in data and machine learning. It is backed by top investors and technical founders from well-known companies in the industry.

Your Task and Responsibilities

• Design and implement commercial product. This involves both writing Python code and listening to customers, who are running sophisticated data platforms they augment.
• You’ll be on top of recent trends in how data platforms are built and will be able to serve as a technical expert or architect. You’ll work closely with the Solution Engineering team and help them solve real-world problems our customers face.
• Contribute to the open source core, including code, tests, and documentation
• Maintain the open source project with the team (e.g., review PRs, resolve issues, talk with community contributors, write docs, etc.)

Nice to Have

• Experience with DevOps (e.g., CI systems like GitHub Actions, Docker, Kubernetes, AWS/GCP/Digital Ocean, etc.)
• Experience with warehouses and data lakes: Snowflake, BigQuery, Databricks, Iceberg.

• Office-first company but plenty of opportunities for deep work and work from home. Dedicated "no meeting days" to help the team focus on their most impactful work.
• Public transportation ticket covered.
• Deeply committed to your personal and professional growth, so they have an annual budget for learning and development.
• Regular subsidized team lunches and Urban Sports Club membership.
• ESOP plan for employees, depending on their role and dedication. Increase your ESOP if you grow with them.