Platform Engineer - Cloud, CI/CD & Kubernetes

Cognism Limited; Województwo mazowieckie; Hybrid; PLN 180,000 - 260,000; Full time

Job summary

Cognism is seeking a Platform Engineer to design, build, and maintain scalable infrastructure that powers our high-scale development and deployment environment. You will join a small, capable Platform team and enable performance, reliability, and developer efficiency across the business.

You will collaborate with Security, Data, ML, and Product teams to ensure infrastructure aligns with technical and business goals, while owning incident readiness and continuous improvement.

Qualifications

• 3+ years experience managing production systems on AWS.
• 2+ years using Kubernetes in production environments.
• 3+ years experience with Terraform and GitOps workflows.
• Proficient with Prometheus, Grafana, OpenTelemetry or similar observability tools.
• Scripting proficiency in Python or Bash; Linux background.
• CI/CD experience with Github Actions, ArgoCD or similar.

Responsibilities

• Design, build and maintain scalable infrastructure powering Cognism's platform.
• Manage infrastructure-as-code to enable reliable deployments across teams.
• Evolve CI/CD pipelines to minimize downtime and speed delivery.
• Create tooling to improve developer experience and reduce workflow friction.
• Collaborate with Security, Data, ML and Product teams to align tech with business goals.
• Own post-deployment incident readiness, observability and failover planning.
• Drive continuous improvement through architecture discussions and retrospectives.
• Document systems and post-incident reviews for knowledge sharing.

Skills

AWS experience

Kubernetes

Terraform

GitOps

Python

Golang

CI/CD tooling

Linux scripting

Tools

GitHub Actions

ArgoCD

Terraform

Prometheus

Grafana

OpenTelemetry

Coralogix

Loki

Job description

Cognism is seeking a Platform Engineer to design, build, and maintain scalable infrastructure that powers our high-scale development and deployment environment. You will join a small, capable Platform team and enable performance, reliability, and developer efficiency across the business.

You will collaborate with Security, Data, ML, and Product teams to ensure infrastructure aligns with technical and business goals, while owning incident readiness and continuous improvement.