Our Client is a leading e-commerce company in Europe, developing modern financial and technology products built on a scalable, cloud-based infrastructure and microservices architecture.

The team is responsible for developing and maintaining a technology platform in the Azure cloud, which serves as the foundation for the company’s key digital products, including payment, insurance, and card services.

We are looking for a Senior Platform Engineer (Java/Kotlin) — a professional who combines strong software engineering skills with DevOps and Cloud expertise. In this role, you will be responsible for building and evolving tools and infrastructure used by multiple development teams.

Responsibilities

Designing, developing, and maintaining development and platform tools for the Java ecosystem (Java 21 LTS)
Supporting and optimizing Kubernetes workloads, including Istio and ArgoCD
Designing and implementing high-availability (HA) solutions in a multi-region architecture
Automating CI/CD processes in the Azure Cloud environment
Providing technical support to product teams to enable efficient use of the platform
Exploring new technologies, delivering Proofs of Concept (PoCs), and preparing technical analyses
Ensuring code quality, testing standards, and a strong culture of knowledge sharing within the team

Requirements

Minimum 5 years of experience as a Platform / Cloud / DevOps / Backend Engineer
Very good knowledge of Java or Kotlin (JVM, concurrency, microservices)
Hands-on experience with Kubernetes, Istio, ArgoCD, Helm, and GitOps
Practical knowledge of Azure (or another public cloud platform)
Experience with Docker and CI/CD automation
Scripting skills in Bash / PowerShell
Solid understanding of distributed systems architecture
Proactive mindset and ownership of technical decisions
English at B2 level (international environment)

What We Offer

Participation in a strategic, large-scale technology project
Hybrid work model – 1 day per week from the office (Warsaw / Kraków / Poznań)
Modern tech stack: Java 21, Kubernetes, Istio, ArgoCD, Azure, Datadog
Real impact on the design and evolution of a platform used by hundreds of developers
R&D initiatives and work on innovative technology solutions
Collaborative culture focused on code reviews and knowledge sharing
12-month contract with a strong potential for extension

TQLO Sp. z o.o. – Employment Agency (KRAZ No. 33580)

Senior Platform Engineer (Java&DevOps)

TQLO sp. z o.o.