Platform Engineer: Build Reliable Dev Tooling & CI/CD

Sensor Tower; Poland; Hybrid; PLN 180,000 - 300,000; Full time

Job summary

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

You’ll work on OpenTelemetry, ELK, and modern CI/CD pipelines, with AWS and multiple data stores. The team emphasizes reliability, efficiency, and the adoption of best practices, including

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

• Build tools and workflows to improve development, testing, and shipping of software.
• Maintain infrastructure automation with Ansible, Terraform, and Terragrunt.
• Improve reliability and performance of CI/CD workflows and pipelines.
• Identify causes of slow builds, failed pipelines, and flaky tests.
• Develop internal tools, improve test infrastructure, and occasionally work on product features.
• Enhance observability across infrastructure using OpenTelemetry and ELK.
• Leverage AI to improve engineering workflows and cloud-based tooling.

Skills

CI/CD workflows

Software development

Cloud infrastructure

Telemetry/Monitoring

CS fundamentals

Ruby/Go basics

Tools

AWS

Terraform

Terragrunt

Ansible

Jenkins

Docker

ELK

ClickHouse

MongoDB

PostgreSQL

Ruby on Rails

Job description

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

You’ll work on OpenTelemetry, ELK, and modern CI/CD pipelines, with AWS and multiple data stores. The team emphasizes reliability, efficiency, and the adoption of best practices, including