Backend Engineer

Location: Warsaw, PL We bring startups and disruptive tech companies to the local market, offering engineers the opportunity to work on innovative, high-impact products. Join us and become a member of their R&D team while we take care of employment, HR support, a benefits package, and an enjoyable work environment. Cycode is an Agentic Development Security Platform (ADSP) that secures AI-driven software development from prompt to runtime. ‍ As AI agents write more of the world’s code, Cycode gives teams control over what those agents generate, full context on where real risk sits across code, dependencies, pipelines, and production, and AI teammates that find and fix exploitable issues automatically, with engineers staying in control. ‍ 📌️️️️️️ Check this blog post to understand the product and get to know the team. As a Backend Engineer, you will take part in all stages of development, from architecture and design to deployment and production ownership. You will work closely with developers, product managers, and designers to build scalable, high-quality systems and influence technological and architectural decisions along the way. ‍ Our stack includes .NET Core / C#, MongoDB, Redis, Kafka, PostgreSQL, Kubernetes, ArangoDB, Python, Terraform, Docker, and fully CI/CD-driven environments. ‍ We're open to strong backend engineers coming from Java, Go, Rust, Python, Ruby, or other languages. What matters most is solid engineering fundamentals and a genuine willingness to switch to .NET / C# as your primary stack. End-to-end development Contribute to technological and architectural decisions Work collaboratively with professional developers, Designers, and Product Managers to deliver a high-quality product 5+ years of production backend experience in any modern language (e.g., Java, Go, Rust, Python, Ruby) and readiness to switch to .NET 2+ years of experience with microservices development Deep understanding of microservices architecture and cloud-native development Experience designing and building asynchronous systems and working with message queues/event-driven architectures Experience with databases Experience in developing a SAAS product Experience in developing a security-related SAAS product. Experience with continuous integration and deployment (CI/CD) B.Sc in Computer Science/Software Engineering or related field Familiarity with the GraphQL framework Familiarity with the Graph Databases We're open to strong backend engineers coming from Java, Go, Rust, Python, Ruby, or other languages. ‍ What matters most is solid engineering fundamentals and a genuine willingness to switch to .NET / C# as your primary stack. At On The Spot, we’re creating a workplace people would want to stay in: supportive, well-organized, and fair in terms of conditions and benefits. ‍ We’ll share more about our benefit package during the interviews. In the meantime, you can always check our Glassdoor reviews .