Platform Engineer

Client

Our client is a regional leader in the transportation industry, with annual revenue exceeding €100 million, currently launching a new international ticket sales platform.

Team

Multiple independent teams contribute to different parts of the system. DataArt specialists are embedded across these teams. The mobile team is focused on shaping the future of the client’s mobile app—enhancing performance and evolving its functionality.

Position overview

Our client is seeking skilled Platform Engineers to enhance the security and manageability of their legacy platform. The role focuses primarily on AWS IAM for both users and services, with implementation delivered through Terraform and automation supported in Node.js or Python. The design and technical approach are already defined, with work broken down into clear, deliverable tasks prior to onboarding. Contractors will be responsible for efficiently executing this plan while ensuring quality, reliability, and alignment with platform standards.

Technology stack

AWS (3+ years, live infrastructure)
Terraform (IaC, tagging strategies, IAM)
Software engineering (Python OR Node.js / JavaScript)

Responsibilities

• Deliver AWS IAM improvements and refactoring for users, roles, and services.
• Implement infrastructure changes using Terraform following existing module patterns.
• Apply least-privilege and secure-by-default principles consistently across accounts.
• Contribute automation scripts or tooling in Node.js or Python as required.
• Collaborate with the tech lead and delivery manager to achieve defined milestones.
• Test, validate, and deploy IAM and Terraform changes through CI/CD pipelines.
• Provide clear delivery updates and proactively highlight blockers or risks.

Requirements

• Strong experience with AWS, especially IAM (roles, policies, permissions, service access).
• Proven delivery experience with Terraform (modules, pipelines, multi-account setups).
• Proficiency in Node.js or Python for automation or integration tasks.
• Track record of delivering results within agile, delivery-focused teams.
• Familiarity with CI/CD pipelines (e.g. GitHub Actions, TeamCity)