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hyperexponential
What started as one product has evolved into a multi-product AI platform powering the infrastructure behind some of the world's most consequential decisions: whether rockets launch, autonomous vehicles reach market, or communities rebuild after disaster. Insurance underwrites £7 trillion in risk.
Our platform brings together data, AI, and human expertise to move insurers to make smarter and faster decisions with accuracy, sharper models and AI that actually understands insurance.
Backed by a16z and Battery Ventures, 50+ insurers globally, cash-generative, zero customer churn.
Technology hubs across London and Warsaw.
Tadeusza Czackiego 15, Warsaw
3
Startup
IT & Software
This is a generational business
hyperexponential is building the AI-powered decision infrastructure for the insurance ecosystem.
We create, and continuously improve, the critical infrastructure and related services that increase the productivity, collaboration and sophistication of the teams that huddle around a pricing and underwriting decision both within, and ultimately between, companies spanning the whole insurance sector.
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Opportunity for the standout few
Not because it's easy, but because it's worth it.
For those who seek out intensity and can solve what others won't even try, this is a generational business.
Working here is hard, sometimes really hard. That stretch, the meaningful kind, is exactly where the reward lives. We choose this because we know what it gives back: building something lasting, learning faster than anywhere else, and growing alongside people who expect as much of themselves as they do of you.
Ownership is our operating system. You don't wait for permission, if you see a gap, you fill it. Impact isn't tied to your title; it's defined by the problems you take on and the discipline you bring.
Own Every Outcome
Whether you're building our next-gen AI product or designing systems that will underpin a $7tn sector for decades, every action you own help build the long-term legacy at hx.
This is a once-in-a-generation opportunity to share a category-defining company from the ground up. That means no fixed playbook and no limits on your ownership. Whether you've been here two weeks or two years, your ideas, actions and ambition will shape what hx becomes next.
People who thrive here don't want for permission. They show up with hunger, with ideas, and the grit to figure things out for themselves. You'll wear a lot of hats. You'll be stretched. You'll with in ambiguity. And in return, you'll grow faster than you thoughts possible, personally, professionally and in influence.
This is not the place to do a job. It's the place to build a company and redefine what your career can look like.
Surpass What's Expected
hx is built by people who break moulds, not those who try to fit them. We look for misfits with drive, people who abhor entitlement and lead with impact. We care about how you show up, how you think, and what do you do when faced with challenge.
Surrounded by some of the industry's sharpest people, spanning technical, strategic and creative roles, we raise the bar every day. If you thrive in a high performance, high-trust environment, where the only way is forward, you'd love it here. We don't pretend it's easy. But we promise it's worth it.
We intentionally hire exceptionally well, and when we do, we do everything we can to help our people success. We're proud to be selective. We set the high bar. And we expect you do the same every day.
Bring your energy, ideas, and standards and you'll get the challenge, pace and team that makes you better.
Engineered To Endure
At hx, we’ve changed the way risky decisions are made. Our product transforms decision-making from slow and speculative to fast, data-driven, and precise, we’re even launching rockets into space. We’re not just modernising a legacy industry but setting a new standard for it.
This kind of disruption takes vision, discipline, and deep technical skill. That’s why our culture is engineered around problem-solvers who thrive on complexity, take smart risks, and care about building things with integrity, that last. You won’t find impulse or ego here, just incredibly smart people with purpose.
We’ve grown without reckless scaling. We’ve stayed cash-generative while pushing boundaries, creating best-in-class growth. And we’re trusted by one of the most demanding industries in the world because our people don’t just ship code or crunch numbers; they solve problems that no one else can.
hx Snapshots
hx Warsaw is built for passionate people with sharp minds. We care about engineering done right. We want users to truly benefit from your solution. We care about real collaboration, where you can outsize your impact amongst people as committed as you are. The office is designed for creativity, allowing you to cross paths with all teams.
We operate hybrid with two days a week in office, but most people show up on Wednesdays when hx covers lunch and the whole team's around. Expect impromptu trips for Brazilian coffee and hot chocolate to the top floor, chess matches after hours, and hackathons with pizza where the best ideas surface.
We care about our employees
We care that our employees feel good not only at work, but also outside of it. We hire for both B2B and Umowa o Pracę (UoP).
We offer a comprehensive benefits package that supports health, development, and work-life balance. We maintain a friendly atmosphere, organize team-building events and training, and we listen to our team's needs to constantly improve working conditions.
Remote or Hybrid Work
How you can interview at hx
Kick-off with Talent Partner
We review your application in terms of experience. Once we move to the first conversation we want to understand what matters to you, what drives you, how do you communicate, what are you working preferences and discuss experience. You can expect to find out as much as possible about hx and we will happily answer your questions, including diving deeper into our product, company, team and role.Interview with a Manager
A conversation usually with your potential future manager, so you can get to know each other, learn more about your approach, mindset and experience. We want to be as transparent as possible so you can find out who we're looking for, ask about daily life at hx or your responsibilities - anything that interests you.Technical Stage
Two short challenges (Coding Assignment & Architecture Whiteboard in Engineering) to be done at home with interview(s) following - no Live coding, but meets with our team to walk through your solutions, decisions, trade-off, dive into your knowledge and mindset.Values Interview
Meet with two most senior Leaders (ie. Engineering Directors) for 1h. The values interview exists because culture at hx has never been theoretical. This stage is our deepest conversation in the process. It’s designed to understand how you think and operate in real situations. How we work matters just as much as what we deliver.What's worth knowing about us?
Since hx was born our values have helped shape our work, hiring, performance reviews, collaboration and even day to day interactions. We have never lost sight of them and they have guided us in tough times when the pressures that comes with building a successful technology company from the ground up have mounted up. We still believe deeply in these values and they are clearly evident in all hxers today. Our company has evolved and our team represents a great breadth of backgrounds, personalities and ambitions so as we moved into a new phase we still believe those values reflected this and provided something tangible for the whole company to lean into.
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hx Values
We do the right thing - we are usually nice, never disrespectful, and always kind
We go deeper - we apply a thoughtful and customer centric mindset to all we do
We grow - we learn deeply, by making things. We improve through data and insights
We push boundaries - we keep going for ourselves and our customers when most would stop
We are owners - we help move hx forward without being told
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Location of our offices
Tadeusza Czackiego 15, Warsaw