DevOps Engineer

Warsaw, Masovian Voivodeship, Poland on site Until 8/23/2026 First posted April 18, 2025 Last posted May 27, 2025
Job description

About Mellifera:

At Mellifera, we develop innovative IT solutions for Payment Service Providers (PSPs), Electronic Money Institutions (EMIs), and neobanking platforms in the European Union and the United Kingdom. Our team combines deep industry knowledge with cutting-edge technologies to ensure the seamless operation of payment systems and compliance with regulatory standards. Our flagship products include multifunctional payment gateways and AI-driven compliance platforms, supporting global expansion and digital transformation in financial services. 

We are an agile, horizontal team within a larger holding company, focused on developing cutting-edge payment gateway solutions and other fintech products. Our team values collaboration, technical excellence, and a results-driven approach, working closely with internal clients who provide banking, acquiring, and electronic money services.

Responsibilities

  • Manage and develop infrastructure based on AWS services (EKS, ECR, EC2, S3, RDS, CloudFront, and other cloud services)
  • Develop, troubleshoot, and improve Infrastructure as Code (IaC)
  • Integrate and manage GitOps setup (ArgoCD)
  • Services migration to Kubernetes
  • GitLab-CI pipelines configuration, troubleshooting, and further improvement
  • Automate infrastructure provisioning, application deployment, and monitoring using Terraform
  • Knowledge sharing with less experienced team members

Requirements

  • Hands-on experience with AWS
  • Proven experience with Terraform and CI/CD solutions, preferably GitLab-CI
  • Strong experience with Kubernetes
  • Strong knowledge in Helm Charts, ArgoCD
  • Solid understanding of networking concepts such as DNS, TCP/IP, Load balancing, VPN
  • A solid understanding of how Linux systems work
  • Excellent written and verbal communication skills in English and Russian

Nice-to-Have

  • AWS Certification
  • Familiarity with Fortigate appliances
  • Knowledge of security best practices
  • Previous experience in security auditing and incident response
  • Experience in writing complex scripts in bash/python

What We Offer

  • Opportunity to shape the future of fintech solutions within a growing company
  • Collaborative, horizontal team structure that values your expertise and ideas
  • Continuous learning and development opportunities to enhance your skills and career growth
  • Competitive salary and benefits package
  • Flexible work arrangements to support work-life balance

Salary range:

From 4000 EUR gross per month

About this role

Summary

Manage AWS infrastructure, develop IaC, and automate deployments.

Job title

DevOps Engineer

Experience level

3+ years

Industry

fintech

Location requirements

Located in Warsaw, remote work not specified

Salary

From 4000 EUR gross per month

Management role

No

Skills & keywords

Required skills

awsterraformgitlab-cikuberneteshelm chartsargocdnetworkinglinuxcommunication

Preferred skills

aws certificationfortigatesecurityauditingbashpython

Specializations

awskubernetesterraformgitlab-cinetworking
Locations

Structured locations inferred from the posting.

Warsaw, Poland

On-site City