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Senior Software Backend Engineer

Warsaw Office💼 Full-time🗓 2026-07-14 → 2026-07-31

Core

Building and operating critical infrastructure for authentication, secure access, content transfers, and enterprise collaboration at scale.

Role type

Senior IC backend software engineer

Builds

Secure access services, trusted device infrastructure, and large-scale backend services for file synchronization and collaboration

Domain

Enterprise content management and security

Deliverable

production ML models | product features | infrastructure

Required skills

Java, Scala, distributed systems design, system reliability, Kubernetes, cloud platforms (GCP/AWS/Azure), technical leadership, mentoring

Preferred skills

AI integration, microservices architecture, performance optimization

Technologies

Java, Scala, Kubernetes, GCP, AWS, Azure, Jira, Confluence, GitHub Enterprise, GIT

Responsibilities

Develop high-scale backend features, design auto-scaling solutions for microservices, solve distributed systems challenges, measure and optimize system performance, build internal testing and deployment tools, participate in on-call rotation

Seniority

Senior, hands-on IC with mentoring responsibilities

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