Platform Engineer

Big Stars is an end-to-end product engineering company based in Belgrade, Serbia. We create a space where people take initiative and go big.

We focus on:
- turning outdated systems into high-performing engines
- creating clean products that users actually love
- designing stable and secure environments
- building complex tech products

We are looking for a skilled Platform Engineer who will join our team in Belgrade, Serbia.

This is a 100% office-based role.

🎯 Mission: 
Help run and improve our Internal Developer Platform (IDP) and related tooling so product teams can develop and deliver code fast, safely, and on their own. 

✅ Responsibilities:
✔  Work closely with Operations, Infrastructure, Development, Legal, and Security teams. 
✔ ️ Build new and improve existing release processes (Jira, Gitlab), integrating business requirements and developer convenience. 
✔  Implement, propagate, and continuously improve release processes across dozens of development teams. 
✔  Be in charge of environment provisioning and consistency from development to production (feature stands, dev, pre-production, production). 
✔  Build and maintain CI/CD pipelines to ensure high-quality release delivery. 
✔  Assist teams with branching strategies and DevOps principles, enabling them to deliver quickly and safely. 

✅ Our technology stack:
✔ We are working on in-house platform development with Node.js, JavaScript, and TypeScript. 
✔ Our infrastructure is on bare metal and on AWS (EC2, EKS). 
✔ We use Docker for containerization and Kubernetes and ArgoCD for orchestration and rollout our services. 
✔ Gitlab, Gitlab CI, and Helm templates for continuous integration. 

✅ Requirements: 
✔ Leadership and communication skills, ability to lead changes in fast-growing environment. 
✔ Experience with Kubernetes, a strong understanding of how it works internally. 
✔ Hands-on experience with Argo ecosystem: ArgoCD, Argo Rollout.
✔ Understanding of microservice architecture principles.
✔ Hands-on experience with GitLab CI. 
✔ Knowledge of Quality Control and test automation in agile-based continuous integration environments. 
✔ Have experience with Python and Shell scripting, ready to use it daily to automate your routine. 
✔ Experience with databases MySQL. 
✔ Experience with Redis.

✅ Nice to have:
✔ Practical experience with AWS or GCP, Calico and Istio. 
✔ Experience with Nats and RabbitMQ.
✔ Experience with Node.js, JavaScript, TypeScript.
✔ Experience with Unleash and its webhooks and integration.

Big Stars paves the way to excellence by helping people grow.