June 8, 2026
Senior DevOps Engineer (100% remote)
Senior • Remote
7,000 - 8,000 USD/mo
Warsaw, Poland
💰 Salary: 7000-8000 USD/Month
💻 100% remote
🕦 Full-time
☑️ B2B
We’re looking for a Senior DevOps Engineer to join a fast-growing fintech company that builds a digital trading and investment platform.
Requirements:
7+ years of experience in DevOps, Cloud Engineering, or a closely related infrastructure role.
Experience working in high-availability, production-grade environments, ideally within fintech, banking, trading, or other regulated industries.
Strong hands-on experience with Oracle Cloud Infrastructure, including services such as IDCS, VCN, Compute Instances, OCR, OKE, OSS, DRG, Buckets, DB system, S2S VPN, Load Balancers, Email Delivery, and vulnerability scanning.
Hands-on experience with Infrastructure as Code using Terraform and container orchestration with Docker, Docker Compose, Kubernetes, Helm, and Ingress Controllers.
Solid experience with CI/CD tooling, including GitHub, Jenkins, and HashiCorp Vault.
Experience automating logging, alerting, and monitoring using stacks such as Alert Manager, Prometheus, Grafana, ELK, Kibana, New Relic, and Datadog.
Hands-on experience with databases and message brokers, including SQL, MySQL, CockroachDB, MongoDB, Kafka, Redis, and PostgreSQL.
Strong Linux and networking knowledge, including Nginx, Ansible, Git, SAML SSO implementation, Bash scripting, Python, Active Directory, WAF, patch management, and Cloudflare.
Experience with OS hardening and vulnerability patching for both Linux and Windows servers.
Programming and scripting skills in Bash and Python.
Nice to Have:
Hands-on experience with API6 API Gateway implementation and configuration.
Experience with code analytics tooling such as SonarQube.
Familiarity with security and vulnerability tools such as Trendmicro Deep Security and Endpoint Security.
Exposure to SOC, DLP, and MDM tooling and processes.
Exposure to trading system environments.
Experience mentoring junior engineers and contributing to operational documentation.
Key Responsibilities:
Design, deploy, and operate scalable cloud infrastructure on Oracle Cloud, covering compute, networking, storage, databases, and identity services.
Own and evolve Infrastructure as Code using Terraform, and manage container orchestration across Docker, Kubernetes, Helm, and Ingress Controllers.
Build and maintain CI/CD pipelines across GitHub and Jenkins, and manage secrets via HashiCorp Vault.
Implement and automate logging, alerting, and monitoring across Alert Manager, Prometheus, Grafana, ELK, Kibana, New Relic, and Datadog, with health checks integrated into deployments.
Configure and maintain databases and message brokers, including MySQL, PostgreSQL, CockroachDB, MongoDB, Kafka, and Redis.
Implement and configure the API6 API Gateway, manage WAF rules, and harden network-layer services including Nginx and Cloudflare.
Perform OS hardening and vulnerability patching across Linux and Windows servers, and operate endpoint security tooling such as Trendmicro Deep Security.
Lead root cause analysis and post-mortems, document operational processes, and contribute to runbooks and performance metrics tracking.
Mentor junior engineers, collaborate with development teams on software requirements and test interpretation, and consult with management on operational impact and risk of platform decisions.
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Wroclaw, Poland
160 - 180 PLN/hr
🏢 Summary: 6-month B2B contract for a Senior DevOps Engineer to design, automate, and maintain hybrid cloud and on-premises infrastructure, with strong focus on Azure, Kubernetes, and Infrastructure as Code. The role involves building CI/CD pipelines, managing containerized environments, and implementing GitOps and observability solutions to ensure secure, reliable, and scalable systems. Fully remote with close collaboration with engineering teams. 🗂️ Requirements: 5+ years of DevOps experience, Experience with Azure and on-premises infrastructure, Hands-on experience with Kubernetes and AKS, Strong Terraform and Infrastructure as Code experience, Experience building CI/CD pipelines with Azure DevOps YAML, Experience with Docker and container management, Experience creating and maintaining Helm charts, Experience with secrets management solutions, Experience with observability platforms, Scripting skills in Bash, Python, or PowerShell, Knowledge of Git workflows and versioning, Experience with GitOps tools such as Argo CD, Strong troubleshooting skills across infrastructure and CI/CD 📃 Skills: Azure, Kubernetes, AKS, Terraform, CI/CD, AzureDevOps, YAML, Docker, Helm, ArgoCD, GitOps, AzureKeyVault, HashiCorpVault, ELK, LGTM, Bash, Python, PowerShell, Git 🏢 Description: As a Senior DevOps Engineer , you will join our engineering team and help build and operate a cutting-edge solution for our client, a company that designs, builds, and operates advanced registry systems used by organizations worldwide. In this role, you will be responsible for designing, automating, and maintaining modern cloud and on-premises infrastructure. You will work closely with development and operations teams to ensure reliable, secure, and scalable environments while driving DevOps best practices across the organization. This is a 6-month engagement with the possibility of extension. In Short 🌎 100% REMOTELY or from one of our 2 offices 💰 160 - 180 pln/h ☑️ B2B contract Your Daily Missions Design, implement, and maintain infrastructure across Azure and on-premises environments. Build and optimize CI/CD pipelines using Azure DevOps YAML pipelines and modern automation practices. Manage and maintain Kubernetes clusters, including Azure Kubernetes Service (AKS) and on-premises Kubernetes environments. Develop and maintain Infrastructure as Code using Terraform. Create, optimize, and manage Docker containers and container images. Design, author, and maintain Helm charts for Kubernetes-based applications. Implement and manage GitOps workflows using Argo CD or similar tools. Configure and maintain secrets management solutions such as Azure Key Vault, HashiCorp Vault, or equivalent. Monitor, troubleshoot, and improve system reliability using observability platforms such as ELK Stack, LGTM Stack, or similar solutions. Collaborate with software engineers to improve deployment processes, system performance, and operational excellence. Troubleshoot complex issues across infrastructure, Kubernetes, CI/CD pipelines, and applications. The Essentials We’re Seeking 5+ years of experience in DevOps . Fluent English communication skills (minimum B2+ level). Strong experience managing hybrid infrastructure environments, including Azure and on-premises systems. Hands-on experience with Kubernetes , including AKS and on-premises clusters. Strong Terraform skills and experience with Infrastructure as Code practices. Experience building and maintaining CI/CD pipelines using Azure DevOps YAML pipelines or equivalent solutions. Experience with Docker , Dockerfile authoring, and container image management. Experience creating and maintaining Helm charts. Experience with secrets management solutions such as Azure Key Vault, HashiCorp Vault, or equivalent. Experience working with observability platforms such as ELK Stack, LGTM Stack, or equivalent. Scripting experience using Bash, Python, PowerShell, or equivalent. Good understanding of Git workflows, branching strategies, and versioning. Experience with GitOps tools such as Argo CD or equivalent solutions. Strong troubleshooting skills across infrastructure, Kubernetes, CI/CD pipelines, and applications. Reasons Why You Would Enjoy Working With Us We work in the latest technologies and with international clients, and our projects are polished from < to /> - learn about some of the projects we have completed: https://www.cshark.com/projects/ . We organize TechTalks, meet-ups and create guilds where we exchange knowledge - you can learn a lot from your teammates. We have a close-knit team and we make sure to have regular integrations - we often go out to celebrate together. You can work remotely or choose to work from our offices in Wroclaw or Bielsko-Biala. However, we count on your openness to occasionally visit the office for team meetings or client visits, or possible occasional trips to the client's headquarters. You can adjust your working hours to suit your needs, starting your day between 7:00 and 10:00 am. You can work with great specialists in their fields who also have a sense of humor and other after-hours hobbies. It is the people who create the unique atmosphere and relaxed atmosphere at CSHARK. We have a flat structure - we are not a corporation and don't want to be one 🙃. We offer bonuses for employee referrals (from 3000 PLN to 7000 PLN). We organize remote English classes and provide access to the company library. You can also become an author/author of articles published on our technical blog - https://cshark.com/blog/ .