The Invisible Tool That’s Changing Frontend
At Happo, we’ve seen how screenshot testing—a tool often overlooked—can make a massive impact in front-end development. It quietly keeps UIs consistent, catches bugs early, and saves developers hours of manual work. We’re here to share practical solutions, real-world examples, and insights that your audience will love. What Makes Screenshot Testing a Game-Changer? Keeps UIs consistent, catches bugs early and saves hours of manual work..
Companies like Airbnb, Patreon, Monzo, Grammarly rely on it every day to keep their design systems running smoothly. We process millions of screenshots daily, helping tens of thousands of developers around the world.
Let’s Talk About:
1. Design Consistency with Screenshot Testing
Maintaining a consistent design system is challenging. Screenshot testing ensures that every component looks exactly as intended across multiple browsers and devices. We’ll show how to set this up with Happo and catch visual bugs before they hit production.
2. Cut Flaky Tests and False Positives
Nobody enjoys dealing with flaky tests. We’ll explain how Happo minimizes these distractions by handling subtle differences like anti-aliasing and rendering quirks.
3. AI’s Role in Front-End Testing
How is AI reshaping testing? We’ll discuss its role in speeding up the bug-catching process, and whether AI could ever fully replace manual testing.
4. Automate Visual Checks, Save Time
How can you maintain visual consistency with every code change? With Happo, every pull request triggers automatic snapshot comparisons. It’s a huge time-saver for dev teams.
5. The Future of Front-End: Beyond Coding
Will frontend roles evolve beyond hands-on coding? As testing and automation improve, developers may shift toward optimizing workflows.
Why talk with Happo?
Trusted by top companies
(Alphabetically, not in order of preference): Airbnb, Grammarly, Monzo, Patreon, Plaid and The Score to more technically-oriented companies like Aurora Solar.e rely on Happo for consistent design systems.Millions of screenshots processed daily
We’re the go-to platform for front-end snapshot testing, used by tens of thousands of developers every day.
Meet the Team 🦄
(Alphabetically, not in order of preference)
Henric Trotzig
Henric co-founded Happo.io with the goal of simplifying front-end development workflows. With over a decade of experience, he’s passionate about ensuring that developers can work efficiently without sacrificing quality. Outside of tech, he’s a serious golfer with a 2 handicap—precision and focus define both his work and play.
Joe Lencioni
Joe is a seasoned software engineer and co-founder of Happo. He has worked on large-scale applications at Airbnb as well as scrappy startups. He’s deeply committed to writing scalable, clean code and loves solving complex problems. Outside of his technical life, Joe enjoys time in the sauna and being with his family in Minnesota
Pauline Mialhe
Originally hired as the commercial lead, Pauline now plays a key role in managing the company's growth and culture. With a background in communication and startups, she’s helped structure the team and create processes that enable Happo.io to scale. She’s also the team’s resident humor expert, keeping things light even in high-pressure situations.
Why having us as a guest?
🦄 Unique Expertise: We know front-end challenges inside out. With millions of snapshots processed every month, we have real-world experience to back our insights.
🎧 Perfect podcast guests: We’re ready to discuss practical, technical topics that matter to front-end developers, with a human touch and plenty of insights to share.
We’re also approachable and friendly, balancing expertise with a relaxed attitude. You’ll have a fun and informative conversation when you chat with us—guaranteed!
Random Fan Reactions:
“Wow, they haven’t been on any podcasts yet, but if I had one, I’d definitely invite them!”
—Anonymous Fan.
“If Happo.io were a snack, I’d be snacking all day!”
—Totally Real Dev.
“This is the tool you didn’t know you needed—until now.”
—Definitely Not Henric's Mom.
