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Backend Developer

Katowice, śląskie🌐 Remote💼 Full-time🗓 2026-06-17 → 2026-08-10

Core

Design, build, and maintain scalable backend services, APIs, and server-side logic for high-performance applications.

Role type

Senior Backend Developer (.NET ecosystem)

Builds

Scalable web APIs, microservices, and distributed systems

Domain

Software Engineering / Cloud Infrastructure

Deliverable

production ML models | product features | infrastructure

Required skills

.NET 8+, ASP.NET Core, PostgreSQL, MySQL, MongoDB, RESTful API design, Microservices Architecture, RabbitMQ, Kubernetes, Docker, Auth0/JWT, Cloud Services (Azure/GC)

Preferred skills

RabbitMQ middleware, EdTech domain experience, learning science knowledge, Moodle/Canvas/Zoom SDK integration

Technologies

.NET, ASP.NET Core, PostgreSQL, MySQL, MongoDB, RabbitMQ, Kubernetes, Docker, Auth0, Azure, GC

Responsibilities

Design and implement backend services and APIs; Design data models and manage database integration; Integrate with databases and third-party APIs; Implement security and data protection measures; Optimize performance and security of systems

Seniority

Senior, hands-on IC

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