THE OPPORTUNITY
We’re building the future of learning: a world where every student on the planet can access, enjoy, and benefit from world-class education. And we’re on a mission to create the first AI learning unicorn to make it happen.
Millions of students already use our personalised AI learning companion daily & we just raised €27m to capture the AI learning market at an inflection point, finally enabling true personalisation at scale for 1bn students.
YOUR MISSION
You have the opportunity to shape how students learn in the future
Engineering is at the core of the company, it really drives knowunity, main character, you can end to end own this revolution yourself across parts such as:
Videos
First ones that build video on large scale truly personalised
Topic prediction, real guidance / personalisation as biggest opportunity in AI
Holy grail is personalisation and guidance, we have a lot of data, you can crack that
Future of practice, quizlet is outdated, practice in future needs to be more guided and diverse
Multi-Modality of outputs
We do not believe in wall of text, we are building cards, graphs, interactive practice elements in the chat - no one has solved this yet
New ways of learning of Gen Alpha
Figure out how this generation learns
In a world of personal AI companions, there will still be in person learning and interaction, how can an AI companion include social use cases and still bring students together
Ability to ship A/B tests to millions of users quickly
Why this matters: Knowunity is on a mission to become the #1 AI learning companion for 1 billion students. As a Product Engineer, the features you build will shape how students study, stay motivated, and succeed - while helping us grow DAU, retention, and long-term impact.
What success looks like: You’ll ship fast, learn quickly, and see your work used by millions of students around the world. You’ll contribute to both product direction and engineering quality - bringing clarity to trade-offs, opinions to discussions, and impact to metrics. Over time, you’ll become a key voice in the product-engineering loop, known for turning ideas into shipped, loved, and measurable outcomes for millions of students.
WHO YOU ARE
Your mindset
You’re the type of person who:
Builds with urgency and care - you love moving fast without cutting corners, and you take pride in getting things shipped
Thinks product-first - you see code as a means to serve the user, not as an end in itself
Owns outcomes, not just tasks - you don’t wait for perfect specs or process; you figure out what’s needed and make it happen
Loves simplicity - whether it's UX or code, you cut complexity and focus on what delivers value
Leverages AI - as a force multiplier in everything you do
Values excellence over comfort - mediocrity isn’t in your vocabulary
Must-haves
Experience with software engineering in a startup or fast-paced environment
Proficiency with Flutter or Experience with building a B2C app for a large userbase
Strong interest in consumer products and solving real user problems
Fluent English; German is a plus
Our Tech Stack
Our app is written in Flutter with Riverpod. Our Golang backend is powered by PostgreSQL and hosted on AWS with Kubernetes. Our AI stack consists of several LLM providers (OpenAI, Gemini, Anthropic, and Mistral), custom routing engines, and fine-tuned models. Our data stack consists of BigQuery and dbt.
WHAT WE OFFER
Not for everyone, everything for the right ones.
Competitive compensation and equity: We’re building Knowunity to dominate the global AI learning market. Your compensation package includes a 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 an 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
We are building with passion. We’re a lean team of ambitious people who push hard, move fast, and constantly raise the bar. If you’re hungry, thrive under pressure and ready to go the extra mile, this is where you will accelerate your career faster than anywhere else.
HOW TO APPLY
Ready to help build the AI learning unicorn?
Click “Apply for this job” and submit your CV and LinkedIn profile.
We encourage applications from exceptional talent regardless of traditional background requirements.
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.
