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Senior Data Engineer (contractor)

Userlane

Userlane

Software Engineering, Data Science
Poland
Posted on Feb 4, 2026
About Userlane
Userlane is a market-leading Digital Adoption Platform that empowers organizations to understand & improve the value of their technology investments. Working with some of the world's most recognizable enterprises, we identify & eliminate adoption barriers & produce a more engaging & productive software experience for employees.
Your mission
As a senior member of our engineering team, you will take ownership of critical aspects of our data processing system - designing, building, and maintaining scalable data pipelines that drive our product’s success. Your primary focus will be delivering high-quality, scalable data components that follow industry best practices. You’ll collaborate with a talented cross-functional team to architect, implement, and optimize solutions that grow with our business. This role offers a unique opportunity to influence the technical direction of our data systems and contribute directly to the development of high-impact product features.

  • Shape and maintain our various data and backend components - DBs, APIs and services.
  • Understand business requirements and analyze their impact on the design of our software services and tools.
  • Identify architectural changes needed in our infrastructure to support a smooth process of adding new features.
  • Research, propose, and deliver changes to our software architecture to address our engineering and product requirements.
  • Design, develop, and maintain a solid and stable RESTful API based on industry standards and best practices.
  • Collaborate with internal and external teams to deliver software that fits the overall ecosystem of our products.
  • Stay up to date with the new trends and technologies that enable us to work smarter, not harder.

Your profile

  • You have a minimum of 5 years of hands-on experience in designing and developing data processing systems.
  • You have been part of a team of software engineers and helped establish processes from scratch.
  • You are familiar with DBMS like ClickHouse or a different SQL-based OLAP database
  • You have experience with various data engineering tools like Airflow, Kafka, dbt.
  • You have built and maintained applications with the following languages: Python, Golang, Typescript
  • You have knowledge of container technologies like Docker and Kubernetes.
  • You have experience with CI/CD pipelines and automated testing.
  • You like to solve problems and balance structure with creativity.
  • You are able to operate independently and apply strategic thinking with technical depth.
  • You share information and skills you’ve gathered with the team.
  • You have excellent communication skills and you are fluent in English.
What's in for you


  • Team & Culture: A high-performance culture with great leadership and a fun, engaged, motivated, and diverse team with people from over 20 countries
  • Market: Userlane is among the global leaders in the rapidly growing Digital Adoption industry
  • Growth: We take you and your development seriously. You can expect weekly 121s, a personalised skills assessment and development plan, on the job coaching and a budget for events and training
  • Compensation: Significant financial upside with an attractive and incentivising package on B2B basis.

Ready to make an impact? We can’t wait to meet you!