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September 30, 2026
Backend Engineer (Europe)
Mid • Remote
308,560 - 404,985 PLN/yr
Warsaw, Poland
Apply now
Quick Facts
Role: Backend Engineer (Europe)
Focus: Backend services, data & ML pipelines for production insurance workflows
Work mode: Fully remote from Europe
Description
As a core engineer, you will build and improve backend systems powering an applied AI product used by commercial insurance underwriters. You will own backend services, data and ML pipelines, and the infrastructure behind the product, handling large volumes of structured and unstructured data (including documents, third-party sources, and model outputs). The role is hands-on end-to-end engineering with significant individual impact in a small team.
Responsibilities
Own backend services, data, and ML pipelines for production systems
Ingest, process, and reason over large volumes of structured and unstructured data
Design, build, test, and operate production systems at scale
Build and improve data-driven microservices using RESTful APIs
Collaborate with full-stack, backend, ML, and platform engineers to shape system architecture and operations
Requirements
3+ years of professional software engineering experience shipping production systems
Strong development skills in design, debugging, and problem-solving
Strong Python fundamentals and solid experience in at least one other language
Relational database experience, preferably PostgreSQL
Experience with AWS and asynchronous or serverless workflows (e.g., EC2, Lambda)
Ability to design and build data-driven microservices leveraging RESTful APIs
Degree in computer science, mathematics, engineering, or 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 comfortably work with ambiguity
Benefits
Competitive salary (estimated range $80k–$105k USD depending on experience)
Significant equity options package
Direct work on core systems at a fast-growing AI startup
Fully remote from Europe
Onsite team events in Warsaw and global team offsites
Real responsibility and production impact from day one
20 days of PTO per year
Gym, phone, and learning stipend reimbursement
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