[Hiring] Backend Engineer @Kalepa

Role Description

We are looking for smart engineers who love to code, seek challenging problems, and appreciate recognition for excellent work.

• As a core engineer at Kalepa, you'll work on real product and R&D systems at the intersection of software engineering and applied AI.
• You will own backend services, data and ML pipelines, and the infrastructure behind our product used by commercial insurance underwriters.
• You'll build and improve systems that ingest, process, and reason over large volumes of structured and unstructured data, including documents, third-party sources, and model outputs.
• This is hands-on engineering work on problems that matter to the business, with ownership of systems end to end.
• You'll collaborate closely with experienced full-stack, backend, ML, and platform engineers.
• You'll be expected to shape how production systems are designed, built, tested, and operated at scale.
• We're a small team where individual contributions have an outsized impact on both our technology and our business.

Qualifications

• 3+ years of professional software engineering experience building and shipping production systems.
• Excellent development skills including design, debugging, and problem solving.
• Strong in Python, with solid fundamentals in at least one other language.
• Experience with relational databases, with a preference for PostgreSQL.
• Experience with AWS and asynchronous or serverless workflows (EC2, Lambda, etc.).
• Can design and build data-driven microservices leveraging RESTful APIs.
• Degree in computer science, mathematics, engineering, or a related field, or equivalent practical experience.
• Enjoy writing code and solving non-trivial technical problems.
• Curious about AI, data, and real-world applications of machine learning.
• Take ownership and are comfortable working with ambiguity.
• Move fast, learn quickly, and value high standards.
• Appreciate direct feedback, meritocracy, and transparency.

Requirements

• Salary range: $80k – $105k USD*

Benefits

• Competitive salary based on experience level*
• Significant equity options package
• Direct work on core systems at a fast-growing AI startup
• Fully remote work from Europe
• Onsite team events in Warsaw and global team offsites
• Real responsibility and production impact from day one
• 20 days of PTO a year
• Gym, phone, and learning stipend reimbursement