• Manage large-scale, distributed systems, focusing on minimizing downtime and improving system resilience. • Maintain customer trust and confidence by ensuring stability and functionality of services. • Drive continuous enhancement of processes, tools, and methodologies to support the evolving needs of the service. • Lead the development of code and automation scripts to optimize the scalability, reliability, and performance of services. • Lead and participate in high-priority customer escalations, adopting a customer-first mindset. • Coordinate and execute complex incident response procedures, ensuring timely resolution and thorough postmortems. • Collaborate with cross-functional teams to enhance system robustness. • Document resolutions, root causes, and best practices to enrich the knowledge base and promote self-service solutions. • Mentor and coach team members, fostering a culture of continuous learning, knowledge sharing and collaboration. • Participate in on-call rotation and provide leadership during critical incidents.

• Manage and maintain Azure cloud infrastructure and related platform services. • Implement and manage infrastructure as code using Terraform. • Operate and support Azure Kubernetes Service (AKS) environments. • Create and maintain Kubernetes YAML configurations and manage deployments using Helm or Kustomize. • Troubleshoot Kubernetes environments using tools such as kubectl. • Support CI/CD pipelines using Azure DevOps with YAML pipelines. • Develop and maintain automation scripts, primarily in PowerShell or Bash. • Collaborate with development teams to support application integrations and platform operations. • Manage and support Azure services, including App Services and databases. • Monitor, troubleshoot, and resolve infrastructure and platform issues. • Work within Agile teams using tools such as JIRA and Git.

Overview Expleo is a trusted partner for your innovation journey. As a global engineering, technology and consulting service provider, we are ideally positioned to help you achieve your ambitions and future-proof your business. With a smart blend of bold thinking and reliable execution, we’re able to fast-track innovation through each step of your value chain. We are strategically positioned to build value, with a global footprint across 30 countries.We are as global and local as you need us to be, with strong best-in-class pan-European technological centres and unique best-shoring capabilities. We leverage a network of high value-adding affiliates in consulting and industrial excellence, and leading partners across multiple sectors to provide you with the most comprehensive services and solutions in an ever-changing environment. Responsibilities - Design, implement, and maintain Kubernetes-based platforms and DevOps infrastructure. - Support and operate secure DevSecOps environments and CI/CD pipelines. - Deploy and manage containerized workloads and platform components. - Implement infrastructure as code and GitOps practices for platform provisioning and configuration. - Configure and maintain observability solutions to monitor platform performance and reliability. - Ensure platform and infrastructure security through container security tools, secrets management, and network policies. - Manage supporting platform services such as storage, databases, and ML platform components. - Collaborate with cross-functional engineering teams to support platform and application delivery. - Produce and maintain technical documentation and communicate effectively with internal teams and customers. - Identify issues, troubleshoot platform problems, and proactively improve reliability and security. Essential skills - 7+ years of experience in DevOps or Platform Engineering. - 2+ years of experience in DevSecOps. - Strong expertise in Kubernetes (AKS, upstream, or enterprise Kubernetes). - Experience with on-premises Kubernetes (RKE2, K3s, or OpenShift). - Experience with GPU-accelerated workloads using NVIDIA operators, GPU device plugins, or Run:AI. - Experience with CI/CD tools such as Azure DevOps or GitHub Actions. - Infrastructure as Code experience using Terraform, Helm, Kustomize, YAML, and GitOps practices. - Experience with observability tools such as Prometheus and Grafana. - Expertise in container security tools (e.g., CNI, Trivy, Aqua, Prisma or similar). - Experience with secrets management tools (e.g., Vault or Azure Key Vault). - Strong Linux and networking knowledge (TLS, DNS, Ingress, OAuth/OIDC, VNet, Peering, VPN/Jump Host configuration). - Experience managing MinIO, MLflow, and PostgreSQL (HA and backups). - Strong scripting skills (Python or Bash; Go is optional). - Expertise in Keycloak configuration. - Experience with Kubernetes security practices (CIS hardened Kubernetes, RBAC, NetworkPolicies, PodSecurityAdmission). - Knowledge of Zero Trust networking principles. - Experience with SAST, DAST, and SCA security tooling. - Knowledge of encryption at rest and in transit, certificate management, and firewall configuration. - Fluency in English. Desired skills - Experience supporting ML platforms (Kubeflow, MLflow, KServe). - Knowledge of storage systems such as Ceph or NetApp. - Experience working in regulated industries (automotive, aerospace, medical, energy, railway). What do I need before I apply -The opportunity is remote but the candidate must already be living in PT.

Ciklum is looking for a Senior DevOps Engineer to join our team full-time in Poland. We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live. About the role: As a Senior DevOps Engineer, you will be part of a Messaging Integrations team within a client operating in the online food delivery domain, helping to build world-class messaging solutions. You will work alongside a team of engineers supporting other engineering teams by providing capabilities, tools, and support that enable consistent, safe, and fast delivery. Messaging acts as the central nervous system of the platform and microservices landscape. The team focuses on enabling integrations in this space, with an emphasis on innovation, efficiency, and reliability. The goal is to simplify messaging, allowing product and engineering teams to focus on customer value. The role involves contributing to the design and architecture of the developer experience, as well as cloud-based messaging and microservices platforms, and is well-suited for engineers who enjoy solving complex, event-driven challenges and thinking outside the box. About Client: With almost 100 million active users across 25 countries, they’re a global food tech company. As a recently formed team, they have many opportunities and ideas for sharing value back to the customers within their continuously expanding platform. They're looking for talented and trusted engineers to help them impress their customers. Responsibilities: - Strong interest in event-driven and microservices architectures, with focus on how systems communicate and scale - Good understanding of APIs (both synchronous and asynchronous) and their role in distributed systems - Collaborate closely with engineering teams across multiple locations, supporting best practices, standards, and system design from a platform/infrastructure perspective - Act as a supportive partner for engineering teams, helping to solve challenges related to messaging, integrations, and system reliability - Contribute to improving platform capabilities, tooling, and processes that enable teams to deliver services efficiently and safely - Take ownership of workstreams, track progress, and communicate updates clearly within the team - Drive continuous improvement by suggesting and implementing better processes, designs, and operational practices - Ensure solutions are reliable in production, supporting stability, performance, and scalability - Participate in on-call rotation to support production systems and ensure smooth operation Requirements: - Deliver and support reliable platform and infrastructure solutions, ensuring quality and stability across the lifecycle - Basic understanding of coding/scripting (e.g. Go, C#, or similar) to support automation and platform tasks - Hands-on experience with messaging technologies (e.g. Kafka, SNS/SQS), event-driven architecture, and/or real-time data/streaming concepts - Ability to work independently and collaborate to solve complex infrastructure and system challenges - Hands-on experience with AWS - Experience working in Agile environments (Scrum, Kanban) - Strong analytical thinking and communication skills - Hands-on exposure to messaging systems, event-driven architecture, or real-time data/streaming concepts Desirable: - Knowledge of C# .NET - HTTP, REST or other API technologies (we use OpenSpec or AsyncAPI) - Modern DevOps mentality, frequent CI/CD release cycles, aware of the value of self service - Knowledge of infrastructure as code tools such as pulumi, CDK, terraform - Working in microservices and event-driven architecture - Serverless computing and cloud architecture patterns - Working within an e-commerce business where reliability is critical - Experience with frameworks to manage containerized workloads and services, such as Kubernetes What`s in it for you? - Strong community: Work alongside top professionals in a friendly, open-door environment - Growth focus: Take on large-scale projects with a global impact and expand your expertise - Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications - Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies - Flexibility: Enjoy flexibility – full remote working possibilities - Care: We’ve got you covered with company-paid medical insurance, mental health support, and financial & legal consultations About us: At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress. With delivery centers in Wrocław and Gdańsk, our 300+ professionals in Poland drive forward-thinking solutions for global clients. Join a community where collaboration sparks innovation—and your impact reaches millions. Want to learn more about us? Follow us on Instagram, Facebook, LinkedIn. Explore, empower, engineer with Ciklum! Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.