j-labs is a company operating in the technology and software development industry. It is focused on creating innovative solutions for intercontinental maritime transport, emphasizing the development of core products that optimize shipping routes for cost and time efficiency. The company values high-quality software development processes and employs methodologies like eXtreme Programming (XP), Test-Driven Development (TDD), and Behavior-Driven Development (BDD) to ensure robust and reliable solutions. j-labs is committed to fostering a collaborative work environment where team members have significant responsibility and influence over the final product. The company is known for its mature software development processes and its dedication to quality and innovation in the tech industry.

Senior DevOps Engineer role focused on building and maintaining a global, critical financial platform in the cloud.

<h2 class="font-semibold">Quick Facts</h2>
<p><em>Location:</em> Kraków (hybrid; 6 office days per month). <em>Cloud:</em> Google Cloud Platform (GCP). <em>Style:</em> DevSecOps with frequent production releases.</p>

<h2 class="font-semibold">Description</h2>
<p>Join an international team responsible for a high-availability, high-performance, and secure financial platform. You will design, develop, and operate infrastructure for both on-premise and cloud environments, progressively migrating solutions to GCP while working in a DevSecOps setup.</p>

<h2 class="font-semibold">Responsibilities</h2>
<ul>
<li>Design, develop, and maintain IT infrastructure across on-premise and cloud environments</li>
<li>Build and maintain Infrastructure as Code (IaC) solutions</li>
<li>Automate processes and develop/maintain CI/CD pipelines</li>
<li>Deploy and maintain production and test environments</li>
<li>Collaborate with developers, SRE, and DBA teams to ensure stability and efficiency</li>
<li>Diagnose and resolve production issues and optimize performance</li>
<li>Manage infrastructure configuration and keep environments consistent</li>
<li>Maintain and develop system integrations using MQ, SFTP, and APIs</li>
<li>Ensure infrastructure availability, performance, and security</li>
<li>Create automation for repetitive tasks to reduce manual work</li>
<li>Write and update technical documentation</li>
</ul>

<h2 class="font-semibold">Requirements</h2>
<ul>
<li>Minimum 5 years of experience in DevOps or IT infrastructure</li>
<li>Experience with public cloud (GCP, AWS, or Azure), with readiness to continue growing in GCP</li>
<li>Experience with CI/CD tools such as Jenkins, Cloud Build, GitLab CI/CD, or Ansible</li>
<li>Very strong Linux skills</li>
<li>Scripting experience in Python and/or Bash</li>
<li>Experience with Docker and Kubernetes</li>
<li>Practical Terraform knowledge and an Infrastructure as Code (IaC) approach</li>
<li>Experience with PostgreSQL databases</li>
<li>Knowledge of DevSecOps principles and practices</li>
<li>Experience with message queues (MQ) and SFTP</li>
<li>Knowledge of networking and security topics, including TLS and certificate management</li>
<li>Programming experience in Java and/or Python</li>
<li>English proficiency at least B2 and Polish proficiency at least B2</li>
</ul>

<h2 class="font-semibold">Benefits</h2>
<p><em>Benefits are not specified in the provided posting.</em></p>

<h2 class="font-semibold">Quick Facts</h2>
<p><em>Location:</em> Kraków (hybrid; 6 office days per month). <em>Cloud:</em> Google Cloud Platform (GCP). <em>Style:</em> DevSecOps with frequent production releases involving many monthly changes.</p>

<h2 class="font-semibold">Description</h2>
<p>Work on a global, critical financial platform that supports security and settlement processes for thousands of users worldwide. The system is based on microservices and gradually migrates from on-premise to <em>Google Cloud Platform (GCP)</em>. You’ll design and run infrastructure and automation to deliver high availability, performance, and security.</p>

<h2 class="font-semibold">Responsibilities</h2>
<ul>
<li>Design, develop, and maintain IT infrastructure in on-premise and cloud environments</li>
<li>Create, evolve, and maintain Infrastructure as Code (IaC)</li>
<li>Automate processes and develop/maintain CI/CD pipelines</li>
<li>Deploy and maintain production and testing environments</li>
<li>Collaborate with developer teams, SRE, and DBAs for stable and efficient systems</li>
<li>Diagnose and fix production problems and optimize system performance</li>
<li>Manage infrastructure configuration and ensure environment consistency</li>
<li>Maintain and develop system integrations using MQ, SFTP, and APIs</li>
<li>Ensure infrastructure availability, performance, and security</li>
<li>Implement automation to reduce manual work</li>
<li>Create and update technical documentation</li>
</ul>

<h2 class="font-semibold">Requirements</h2>
<ul>
<li>At least 5 years of experience in DevOps or IT infrastructure</li>
<li>Experience with a public cloud (GCP, AWS, or Azure), with willingness to continue growing in GCP</li>
<li>Hands-on experience with CI/CD tools (Jenkins, Cloud Build, GitLab CI/CD, or Ansible)</li>
<li>Very strong Linux knowledge</li>
<li>Ability to write scripts in Python and/or Bash</li>
<li>Experience with Docker and Kubernetes</li>
<li>Practical Terraform skills and Infrastructure as Code (IaC) approach</li>
<li>Experience with PostgreSQL</li>
<li>Knowledge of DevSecOps practices</li>
<li>Experience with message queues (MQ) and SFTP</li>
<li>Knowledge of networking and security, including TLS and certificate management</li>
<li>Programming experience in Java and/or Python</li>
<li>English proficiency (minimum B2) and Polish proficiency (minimum B2)</li>
</ul>

<h2 class="font-semibold">Benefits</h2>
<p><em>Benefits are not specified in the provided posting.</em></p>

Senior DevOps Engineer

Build and maintain a critical, global financial platform moving from on-premise to Google Cloud Platform (GCP) with a DevSecOps mindset. You will design and operate Infrastructure as Code, automate CI/CD pipelines, and support production environments while ensuring availability, performance, and security. The role includes integration work across REST APIs, MQ, and file-based transfers within a microservices architecture.