Full-Stack Engineer — Growth, CI/CD & Client Impact

Reaktor Innovations Oy; Helsinki; On-site; EUR 60,000 - 90,000; Full time

Job summary

Reaktor Helsinki is seeking a Full Stack Developer to collaborate with client teams and implement features across frontend, backend and databases. The role involves contributing to architecture and delivery across the stack.

Applicants should have broad software development experience, proficiency in TypeScript/JavaScript and Node.js, React, and knowledge of CI/CD, DevOps basics, PostgreSQL, and fluent English. Finnish language skills are an advantage.

Qualifications

• Broad software development experience.
• Proficiency in TypeScript/JavaScript and Node.js.
• Experience with React and PostgreSQL.
• Knowledge of CI/CD and DevOps basics.
• Fluent English; Finnish skills are an advantage.

Responsibilities

• Collaborate with client teams to understand requirements.
• Implement features across frontend, backend, and databases.
• Contribute to system architecture and design.

Skills

Software development

TypeScript/JavaScript

Node.js

React

CI/CD pipelines

DevOps basics

PostgreSQL

Fluent English

Client stakeholder engagement

Finnish (advantage)

Job description

Reaktor Helsinki is seeking a Full Stack Developer to collaborate with client teams and implement features across frontend, backend and databases. The role involves contributing to architecture and delivery across the stack.

Applicants should have broad software development experience, proficiency in TypeScript/JavaScript and Node.js, React, and knowledge of CI/CD, DevOps basics, PostgreSQL, and fluent English. Finnish language skills are an advantage.