About the role

At Haiilo, we're building the digital workplace that connects employees with the information that matters to them — reliably, efficiently, every day. With Haiilo employees find their flow at work.
As our Junior Fullstack Engineer, you'll help accelerate feature delivery, improve quality, and scale the development of our AI Assistant while growing your skills alongside an experienced team.

🌟 What's in it for you:

Access to OpenUp for you and 3 of your family/friends
Urban Sports Club or Wellpass membership
Lease a Bike scheme
Deutschlandticket subsidy
30 days holiday + 2 additional self-care days
Plenty of room to shape things in a growing software company
Short decision-making paths and a collaborative engineering culture

What you’ll do:

Develop frontend and backend features for our AI Assistant
Contribute to AI-powered product capabilities and integrations
Support testing, maintenance, and continuous improvement of the platform
Take an active role in shaping AI Assistant capabilities, from idea generation and solution design to implementation and delivery

What we’re looking for:

First hands-on experience with Angular and TypeScript
First experience with Java and Spring Boot, through work, university, or personal projects
Curiosity about AI technologies and an interest in topics like RAG and AI Assistants
A collaborative mindset, eagerness to learn, and a proactive approach to solving problems

We encourage you to apply even if your profile does not yet meet all the requirements for the position. At Haiilo we support your personal development as well as your individuality, no matter your background.
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Interview prep

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Use this as a quick practice sheet before you speak with the employer.

Mid

Technology & IT Javascript Junior Fullstack Engineer Technology Mid level

Likely questions

Tell us about work you have done that is close to the Junior Fullstack Engineer role.
How would you approach your first 30 days at Haiilo 1?
Which of Javascript, Junior and Fullstack have you used recently, and what did it help you achieve?
Describe a time you solved a problem without waiting to be told exactly what to do.
How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

A recent example that proves your experience with Javascript, Junior and Fullstack.
One short story with a problem, your action, and the result.
Two examples that show the strengths listed on your CV.
A clear reason why this role and company interest you.
Your availability, preferred work style, and salary expectations.

Ask them

What would success look like in the first 90 days?
What are the main problems this hire should help solve?
How does the team give feedback and measure good work?
What does a normal working week look like for this role?

Practice line

I am interested in the Junior Fullstack Engineer role because I can bring practical experience in Javascript, Junior and Fullstack, learn the team quickly, and contribute to the outcomes Haiilo 1 needs from this hire.

Junior Fullstack Engineer

About the role

Walk in with sharper answers.

Likely questions

Prepare before the call

Ask them

Related jobs.