Senior DevOps Engineer in OKKO

About the Company

OKKO is a leader in the fuel market and one of the largest companies in Ukraine with a developed digital ecosystem that includes retail, B2B, financial services, logistics and FISHKA loyalty program. The company is in an active phase of IT transformation with a focus on microservice architecture, cloud-native approaches and high system reliability.

About the Role

We are looking for a Senior DevOps Engineer who will be responsible for stability, scalability and automation of infrastructure and delivery processes. The role involves working closely with development teams, Tech Lead and Solution Architect to ensure the smooth operation of highly loaded systems 24/7.

Your Mission

Ensure reliable, secure and automated infrastructure that allows teams to quickly and predictably deliver changes to production while maintaining high performance and availability requirements.

Key Responsibilities

Infrastructure and platform

• Deployment, support and development of infrastructure for microservice systems;
• Work with containerization and orchestration (Docker, Kubernetes);
• Ensuring high availability and scalability of environments (Dev / Test / Prod).

CI/CD and automation

• Building and maintaining CI/CD pipelines for .NET projects;
• Implementing GitOps approaches;
• Supporting and developing strategies deployment;
• Automation of routine operations and infrastructure processes.

Reliability and exploitation

• Monitoring, logging and alerting (Observability) 400">
• Implementation of Security Best Practices;
• Work with TLS, certificates, secrets and access;
• Support of Zero Trust principles;
• Participation in ensuring security of CI/CD and Runtime environments.

Interaction

• Close collaboration with development teams, Tech Lead and Solution Architect;
• Participation in release planning and technical discussions;
• Consulinfrastructure and delivery teams.

Our Ideal Candidate Has

Mandatory Requirements

• 3+ years of Senior DevOps Engineer experience;
• Practical experience with:
  • Linux systems;
  • Docker and Kubernetes;
  • Azure Cloud;
  • CI/CD (Azure DevOps, GitHub Actions, GitLab CI or similar).
• Understanding of principles:
  • Infrastructure as Code;
  • GitOps.
• Experience in supporting Production systems.

Technical expertise

• Experience with cloud platforms (Azure is an advantage; AWS / GCP);
• Розуміння мережевих принципів (DNS, TCP/IP, Load Balancing);
• Досвід роботи з моніторингом та логуванням;
• Розуміння потреб .NET-застосунків у production-середовищі;

Буде advantage

• Experience working with highload or transactional systems;
• Experience building Fault-Tolerant architectures;
• Experience working with Helm, Terraform or similar;

Personal qualities

• System thinking and responsibility for stability;
• Proactivity and willingness to improve processes;
• Ability to work in a team and with technical stakeholders;
• Orientation on reliability, security and automation.

We Offer

• Work on large-scale RetailTech / FinTech projects.
• Modern technology stack and complex engineering tasks.
• Real impact on stability and speed delivery.
• Professional development in the direction of DevOps / SRE / Platform Engineer.
• Competitive salary and social package.