AI Engineer

About Us

We are building the #1 AI learning companion for 1 billion students globally.

This is your chance to be part of building a generational company.

Your mission

The problem you'll solve:

Your Ownership

• Own and build end-to-end AI products that deliver measurable value to students across our global user base.
• Drive technical decisions that align with product impact - choosing the right tools, models, and approaches to move key metrics like DAU and retention.
• Translate product ideas into real features by collaborating cross-functionally and contributing actively to product strategy.

Why this matters:

What success looks like:

Your story

Your mindset

You're The Type Of Person Who

• Thinks in prompts and systems - you know how to speak the language of LLMs and can make them do what others can't
• Builds to ship - you love moving fast, testing ideas in code, and iterating quickly based on real feedback
• Serves the user, not the process - you focus relentlessly on impact, not bureaucracy
• Thrives in ambiguity - when priorities shift, you don't stall---you adapt and move
• Leverages AI - as a force multiplier in everything you do
• Values excellence over comfort - mediocrity isn't in your vocabulary

Your track record

Must-haves

• Experience working with LLMs and strong prompt engineering instincts
• Proficiency in at least one backend language (e.g. Go, TypeScript, Python)
• Fluent English; German is a plus
• Ready to work from our Berlin office 5 days/week (with some flexibility!)

What We Offer

Not for everyone, everything for the right ones.

• Competitive compensation and equity: We're are building Knowunity to dominate the global AI learning market. Your compensation package includes competitive salary paired with meaningful equity in a company with genuine unicorn potential. Team members who help us reach that goal will be rewarded accordingly.
• Elite team and true ownership: You'll work alongside 60 exceptional people who match your ambition within a flat hierarchy - direct access to founders and leadership without bureaucratic middle layers. You'll own entire areas from conception to delivery with real decision-making authority.
• Meaningful impact at scale: Your work will have immediate, measurable impact on education globally and directly improves how millions of students learn.
• Benefits: 28 days annual leave +1 extra day per year with Knowunity, 40 days work from anywhere, personal development budget, mental health support via Nilo, Urban Sports Club, monthly become1 retail vouchers, team and company events

Our Tech Stack

How To Apply

Ready to help build the AI learning unicorn?

At Knowunity, we actively foster an inclusive and diverse workplace that ensures equal opportunity for all qualified applicants, regardless of nationality, ethnic or national origin, skin color, religion, sex, gender identity or expression, sexual orientation, physical or mental disability, or marital status. Please refrain from including your picture and age with the application.