Job Vacancy: AWS Data Engineer

 Location: Poland , Kraków

☝ Cooperation: Hybrid - 3 days office 2 days remote / Fully Remote

⏰ Contract: B2B, Full-Time

We are seeking a skilled AWS Data Engineer to join our Machine Learning (ML) team. This role focuses solely on data engineering; no data science experience is required. You will be responsible for setting up robust data pipelines, deploying Infrastructure as Code (IaC), and working with large datasets to support our data-driven initiatives.

Key Responsibilities:

- Design and implement data pipelines to support ML workflows and applications.

- Deploy and manage IaC, ensuring seamless integration with various data sources.

- Collaborate with the ML team to ensure data flows efficiently and at scale.

- Utilize AWS services, including CDK, Lambdas, and API Gateways, to create and - optimize data solutions.

- Work with large datasets (>1TB), ensuring performance and scalability.

- Apply Python programming best practices, including modules, packaging, and testing.

- Optimize Python concurrency and serialization for performance and scalability.

- Utilize tools such as Docker for containerization and deployment.

Experience & Skills:

- Python 3: Strong expertise in Python modules, packaging, concurrency, and - performance engineering.

- API Calls & Lambdas: Proficient in making API calls and deploying Python-based AWS - Lambdas.

- Data Engineering Tools: Experience with Pandas, Spark, and Polars for processing and managing large datasets.

- Large Datasets: Proven ability to work with datasets larger than 1TB.

- JupyterLab: Experience with JupyterLab is preferable.

- Docker: Familiarity with Docker for containerization and deployment.

- AWS: Strong working knowledge of AWS services including CDK, Lambdas, and API Gateways.

What we offer:

• Competitive salary and benefits
• A dynamic, collaborative, and growth-oriented work environment
• Opportunities for career advancement and continuous learning
• Flat management structure
• B2B contract
• A chance to be part of something bigger where what you say matters
• Agile ways of working
• Fun and relaxed working environment where work-life balance is important
• Regular company events (time for fun)
• Office in Krakow (High quality coffee / Tea / Fruits / Sweets)
• Ability to work alongside young, motivated, eager to learn and talented team

Join Kolomolo as a Cloud Service Development Team Lead!

At Kolomolo, were breaking the corporate mold with agile teams, flexible remote work, and a culture that values work-life balance. As a global leader in digital solutions, we’re looking for a Cloud Service Development Team Lead to drive innovation and make an impact.

Why Kolomolo?

• Autonomy & Trust: We empower you with responsibility, not micromanagement.
• Agile Environment: No red tape, just smart, efficient work.
• Growth & Learning: We invest in your development and recognize your achievements.
• Inclusive Culture: Work hard, have fun, and enjoy a healthy work-life balance.

Ready to lead, innovate, and grow with us? Apply today and take your career to the next level!