Senior Platform Engineer
Codest Ltd.5 months ago
Remote, PolandSenior
Responsibilities
- Operate the production system, including deployments, rollbacks, capacity planning, and incident response.
- Design and execute a scaling roadmap covering horizontal scaling, load balancing, caching, object-storage offload, database replication, and IPFS-node fan-out.
- Evaluate and integrate managed cloud databases, object storage, CDNs, and load balancers.
- Build greenfield CI/CD pipelines covering testing, image builds, image pushes, and deployments across services.
- Establish observability through metrics, logs, error tracking, SLOs, and actionable alerts.
- Manage TLS, ACME automation, DNS, and secrets handling, including replacing hardcoded credentials.
- Introduce infrastructure-as-code using Terraform, Ansible, or a comparable tool.
- Use AI coding assistants to create infrastructure modules, runbooks, and incident-response playbooks.
Requirements
- At least 5 years of professional Linux sysadmin, DevOps, SRE, or platform engineering experience.
- Fluency with Docker, Dockerfiles, and multi-service Docker Compose stacks.
- Networking fundamentals including DNS, TLS, HTTP semantics, reverse proxies, and load balancers.
- Bash scripting plus Python or a comparable language such as Go or Ruby.
- Hands-on experience designing CI/CD pipelines with a modern system.
- Production operations experience including on-call work, postmortems, and capacity planning.
- Experience with at least one major cloud provider—AWS, GCP, or Azure—including load balancing, object storage, and managed databases.
- Git fluency and experience using AI coding assistants and agent-based workflows in operations work.
- Strong written English for runbooks, RFCs, and postmortems.
- Preferred qualifications include Kubernetes operations, Terraform or Ansible depth, multi-cloud experience, observability stacks, advanced database operations, IPFS or peer-to-peer storage operations, security hardening, cost engineering, and cloud or Kubernetes certifications.
- Pragmatism, calmness during outages, documentation discipline, and comfort avoiding premature complexity.
Benefits
- 100% remote work.
- Full-time or part-time engagement on a B2B basis.
- Opportunity to own and modernize a production platform end-to-end.
- Collaborative environment with opportunities for professional growth and impact.
Tech Stack
AnsibleAWSAzureBashCloudflareDockerGitGitHub ActionsGoGoogle CloudGoogle Cloud PlatformGrafanaKubernetesLinuxMariaDBPrometheusPythonRubyTerraformVault
Categories
About Codest Ltd.
Codest Ltd. is an IT services and consulting firm that supplies senior software developers and product teams to fintech, digital banking, and scaling tech companies, via staff augmentation and end-to-end project delivery. Founded in 2009 and privately held, it is headquartered in London with delivery hubs in Poland. The company’s track record includes building its own product, Yieldbird, recognized in Deloitte growth rankings.