Full Stack Developer - Defence & Security
@ Reaktor

Helsinki Metropolitan Area
€120,000
On Site
Full Time
Posted 23 days ago

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XXXXXXXX XXXXXXXXXXXXX XXXXXXXX***** @reaktor.com
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Job Details

About the Role

Join Reaktor's DefSec team in Helsinki. As a Full Stack Developer - Defence & Security, you will work on mission-critical solutions, addressing complex challenges with a broad range of software development responsibilities from front-end to production.

Your Daily Tasks

  • Collaborate with client technology and business teams.
  • Implement new features across front-end, back-end, and infrastructure.
  • Deliver world-class technical expertise.
  • Debug, design, and architect new solutions.

Qualifications

  • Experience in Back End, Front End, DevOps, and consulting.
  • Multiple years of software development experience.
  • Proficiency in TypeScript/JavaScript, Node.js, and familiarity with Java/Scala or Python.
  • Strong front-end skills with TypeScript/JavaScript and React.
  • CI/CD pipeline creation and DevOps fundamentals.
  • Knowledge in PostgreSQL and database management.
  • Fluency in Finnish and English.
  • Must be Finnish citizen and able to pass security clearance.

What We Offer

At Reaktor, you have the flexibility to choose your work approach, a supportive and experienced team, sustainable work-life balance, and a host of benefits including training courses, community events, and numerous hobby clubs.

Diversity, Equity, and Inclusion

We value all employees and encourage candidates from underrepresented communities to apply. We believe in a supportive environment that embraces all aspects of who you are.

Key skills/competency

Full Stack, TypeScript, JavaScript, Node.js, React, DevOps, CI/CD, PostgreSQL, debugging, architecture

How to Get Hired at Reaktor

🎯 Tips for Getting Hired

  • Research Reaktor's culture: Understand their mission, values, and work environment.
  • Customize your resume: Highlight full stack and security skills.
  • Showcase relevant projects: Include TypeScript and Node.js experiences.
  • Prepare for technical interviews: Review CI/CD and debugging techniques.

📝 Interview Preparation Advice

Technical Preparation

Review TypeScript and Node.js concepts.
Practice React and front-end frameworks.
Study CI/CD pipeline setup basics.
Brush up on database (PostgreSQL) management.

Behavioral Questions

Describe team collaboration experience.
Explain handling tight deadlines.
Discuss conflict resolution examples.
Share client engagement stories.

Frequently Asked Questions