Staff Internal Platform Engineer — Hybrid + Equity

Aiven; Helsinki; Hybrid; EUR 120,000 - 180,000; Full time

Benefits offered by this job

Equity plan

Hybrid work policy

Equipment provided

Professional development budget

Employee assistance program

Global time off policy

Country-specific benefits

Job summary

Aiven in Helsinki is seeking a Staff Engineer to own the engineering system for internal applications, including our hiring platform and credential gateway. You’ll shape the shared layer and ensure scalable, reliable operations.

You’ll influence across Finance, People, GTM and Marketing, working with TypeScript, React, Fastify, Python and PostgreSQL on Aiven Runtime. The role emphasizes building for scale and enabling teams to move fast with AI-assisted development.

Qualifications

• Owned meaningful production software end to end.
• Influenced engineering decisions outside your immediate team.
• Experience with AI coding agents and safe deployment.
• Able to make architecture decisions under ambiguity.
• Typically 8+ years building and operating software.

Responsibilities

• Own our hiring platform and shared credential gateway and improve them.
• Develop internal applications on Aiven Runtime.
• Set technical direction and architectural standards for internal apps.
• Ensure safe operation with secure release paths and automation.
• Enable other teams to build and operate their own applications.

Skills

End-to-end ownership

Software engineering depth

Design review & mentoring

AI coding agents usage

Ambiguity-driven decisions

8+ years experience

Tools

TypeScript

React

Python

PostgreSQL

Job description

Aiven in Helsinki is seeking a Staff Engineer to own the engineering system for internal applications, including our hiring platform and credential gateway. You’ll shape the shared layer and ensure scalable, reliable operations.

You’ll influence across Finance, People, GTM and Marketing, working with TypeScript, React, Fastify, Python and PostgreSQL on Aiven Runtime. The role emphasizes building for scale and enabling teams to move fast with AI-assisted development.