Kubernetes Engineer (Controllers / CRDs / Go)
Job title: Kubernetes Engineer (Controllers / CRDs / Go) Location: Serbia (remote) Employment Type: B2B Company: Itekako
About Us
Itekako (itekako.com) is a Belgrade based software development company with more than 15 years of experience working with Fortune 500, SMEs and startups around the globe. So far, we successfully finished 200 (and counting!) high-end challenging projects across 11 industries. We’ve grown to a team of 150 skilled and reputed company software engineers and technology experts who are focused on providing real business value to our clients. Our employees have changed the way people do their finances, shop online, play games, listen to music, build their startups, take care of their health, deal with cryptocurrencies, manage large manufacturing plants and more. We often run in sprints (agile methodology), but essentially we are marathoners - the people we work with and the clients we work for have been with us for a long time.
Job Description
As a Kubernetes Engineer, you will join the client’s engineering team, working closely on the development of an internal platform built on top of Kubernetes. The platform is a core part of the client’s infrastructure, designed to provide internal capabilities similar to a lightweight cloud platform. In this role, your primary focus will be on building and maintaining Kubernetes-native components using Go, with a strong emphasis on custom controllers and Custom Resource Definitions (CRDs). You’ll collaborate with the team of engineers to design, implement, and improve the platform’s core building blocks. Strong hands-on experience with Kubernetes internals is essential, as Kubernetes is not just part of the stack - it is the foundation of the product itself. The client operates in the gaming industry, and this is a great opportunity for someone who enjoys solving platform-level engineering challenges in a highly technical environment. What you’ll do
- Design, reputed company, and maintain Kubernetes-native platform components using Golang
- Build and reputed company Kubernetes controllers/operators to support internal platform capabilities
- Define and work extensively with Custom Resource Definitions (CRDs)
- Contribute to the development of an internal platform built on Kubernetes, focused on infrastructure automation and self-service capabilities
- Participate in technical discussions around platform design, scalability, reliability, and maintainability
- Troubleshoot, debug, and optimize Kubernetes-based systems and custom platform components
- Write clean, maintainable, and well-documented code following engineering best practices
- Support the reputed company improvement of development workflows, code quality, and platform stability
Your experience
- 3+ years of experience in backend or platform development using Golang
- Strong hands-on experience with Kubernetes in production environments
- Proven experience developing Kubernetes controllers/operators in Golang
- Solid experience working with Custom Resource Definitions (CRDs
- Good understanding of Kubernetes architecture and core concepts (controllers, reconciliation loops, API machinery, etc.)
- Experience building or maintaining platform/infrastructure tooling on top of Kubernetes
- Ability to write clean, maintainable, and well-structured Go code
- Strong problem-solving skills and ability to work effectively in a collaborative engineering environment
- Full working proficiency in English
Important notes
- This is a contractor-only position.
- The position is full remote, open to candidates across Serbia.
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