Platform Engineer: Infra, CI/CD & Developer Tools

Sensor Tower; Polska; On-site; PLN 180,000 - 280,000; Full time

Job summary

Sensor Tower is seeking a Platform Engineer to improve infrastructure, developer tooling, and delivery workflows used by more than 100 engineers. The role blends infrastructure and software development with a ~65/35 split, focusing on cloud infrastructure, automation, CI/CD, observability, and internal tooling.

You’ll work on building tools, automating deployments, and enhancing release reliability, with exposure to technologies like AWS, Terraform, Ansible, Jenkins, Docker, and PostgreSQL.

Qualifications

• Experience developing and maintaining complex CI/CD workflows.
• Software development experience, such as building internal tools, APIs, backend services, or automation.
• Experience with AWS or another cloud provider.
• Telemetry and monitoring experience (OpenTelemetry, Grafana, Kibana).
• Strong Computer Science and System Design fundamentals.
• Willingness to learn and use Ruby and/or Go.

Responsibilities

• Improve developer experience by building tools and workflows for testing and shipping software.
• Maintain infrastructure automation with Ansible, Terraform, and Terragrunt.
• Improve reliability and performance of CI/CD workflows.
• Identify causes of slow builds, failed pipelines, and flaky tests.
• Develop internal tools, improve test infrastructure, and occasionally work on product features.
• Improve observability across infrastructure and delivery workflows using OpenTelemetry, ELK.
• Leverage AI to enhance workflows and tooling.

Skills

CI/CD pipelines

AWS

Telemetry/Observability

Software development

Ruby/Go

Tools

AWS

Terraform

Ansible

Jenkins

Docker

ELK

PostgreSQL

Ruby on Rails

ClickHouse

MongoDB

Job description

Sensor Tower is seeking a Platform Engineer to improve infrastructure, developer tooling, and delivery workflows used by more than 100 engineers. The role blends infrastructure and software development with a ~65/35 split, focusing on cloud infrastructure, automation, CI/CD, observability, and internal tooling.

You’ll work on building tools, automating deployments, and enhancing release reliability, with exposure to technologies like AWS, Terraform, Ansible, Jenkins, Docker, and PostgreSQL.