WeAreDevelopers World Congress • July 2025 • Berlin, Germany

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Joel Spolsky

Founder of Stack Overflow

»WeAreDevelopers is my favorite conference. It's the best event you can go to if you are a developer!«

David Singleton

CTO at Stripe

»WeAreDevelopers is the place where you meet everyone else in the industry and learn about the latest things.«

Steve Wozniak

Co-founder of Apple

»Hard to believe! This is the largest group I've ever been in front of. Honored to be here. All the people I'm meeting just remind me of myself!«

Fanny Jimenez

Chief of Staff at Business Insider

»WeAreDevelopers empowers talents to share ideas and build a common understanding of what truly matters in tech.«

John Romero

Legendary Game Creator

»If you are part of the world of programming, this is the place to go.«

Garry Kasparov

AI Pioneer | World Chess Champion

»The people here are shaping the future of technology and humanity.«

Alla Pavlova

Community Builder

»At WeAreDevelopers, the sky is the limit for delivering an unforgettable experience and building a vibrant, inclusive community. This is a must-attend for you!«

Joel Spolsky

Founder of Stack Overflow

»WeAreDevelopers is my favorite conference. It's the best event you can go to if you are a developer!«

David Singleton

CTO at Stripe

»WeAreDevelopers is the place where you meet everyone else in the industry and learn about the latest things.«

Steve Wozniak

Co-founder of Apple

»Hard to believe! This is the largest group I've ever been in front of. Honored to be here. All the people I'm meeting just remind me of myself!«

Fanny Jimenez

Chief of Staff at Business Insider

»WeAreDevelopers empowers talents to share ideas and build a common understanding of what truly matters in tech.«

John Romero

Legendary Game Creator

»If you are part of the world of programming, this is the place to go.«

Garry Kasparov

AI Pioneer | World Chess Champion

»The people here are shaping the future of technology and humanity.«

Alla Pavlova

Community Builder

»At WeAreDevelopers, the sky is the limit for delivering an unforgettable experience and building a vibrant, inclusive community. This is a must-attend for you!«

Where global tech stories are born

Discover the astonishing stories and breakthroughs launched at WeAreDevelopers World Congress.

GitHub Copilot launch

GitHub CEO Thomas Dohmke took the WeAreDevelopers stage for not only his first public appearance, but also to unveil the first public demo of GitHub Copilot.

OverflowAI launch

Stack Overflow CEO Prashanth Chandrasekar revealed OverflowAI - Stack Overflow's answer to Copilot live on the WeAreDevelopers stage.

Sir Tim's vision

The inventor of the Web, Sir Tim Berners-Lee, outlined his vision for the future of the web, where people regain control of their data.

Spolsky about GenAI

Founder of Stack Overflow and Trello, Joel Spolsky, announced the next big era of the web: Generative AI.

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Sponsor

Why attend

WeAreDevelopers World Congress is the best place to get a complete overview of recent insights and future trends in modern software development.

Learn from the world's leading experts

Get hands-on and level up your skills

Connect and expand your network

Explore the full software lifecycle

Grow and bond with your team

Don't miss out on the latest trends

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Sponsor

Hall of Fame

Celebrating the visionary minds who have shaped the future of technology on the WeAreDevelopers stage.

Sir Tim Berners-Lee

Inventor of the Web

Steve Wozniak

Co-founder of Apple

Thomas Dohmke

CEO of GitHub

Dr. Werner Vogels

VP & CTO, Amazon.com

Katrin Lehmann

CIO of Mercedes-Benz

Joel Spolsky

Founder of Stack Overflow, Trello, Glitch, HASH

Stormy Peters

VP of Communities at GitHub

Hanna Hennig

CIO of Siemens AG

Bjarne Stroustrup

Inventor of C++

Anu Bharadwaj

President of Atlassian

Garry Kasparov

AI Pioneer | World Chess Champion

Cassie Kozyrkov

Chief Decision Scientist at Google

David Heinemeier Hansson

Creator of Ruby on Rails

Amanda Silver

Corporate Vice President, Microsoft

Scott Hanselman

VP of Developer Community at Microsoft

Prashanth Chandrasekar

CEO of Stack Overflow

Dan Abramov

React Core Team Member & Open Source Leader

Rasmus Lerdorf

Inventor of PHP

Miško Hevery

Inventor of Angular | CTO at Builder.io

David Singleton

CTO at Stripe

Scott Chacon

CEO and Co-Founder of GitButler, Co-Founder of GitHub

Douglas Crockford

Inventor of JSON, JavaScript Author

Demetris Cheatham

Chief of Staff at GitHub

Stephanie Cohen

Chief Strategy Officer of Cloudflare

Mate Rimac

CEO & Founder at Rimac

Jonas Andrulis

Founder & CEO at Aleph Alpha

Håkon Wium Lie

Inventor of CSS | Web Standards Activist

Constantijn van Oranje-Nassau

Special Envoy, Techleap

Brenda Romero

Award-winning Game Designer

Kris Rasmussen

CTO at Figma

Andreas M. Antonopoulos

Bitcoin & Open Blockchain Expert

Jeremy Keith

Founder of Clearleft; Author; Tech Speaker

Chris Wysopal

CTO & Co-founder at Veracode

Rajeev Rajan

CTO at Atlassian

John Romero

Legendary Game Creator | Father of FPS | DOOM, Quake, Wolfenstein

Adam Cheyer

Founder of Siri, VP AI Experience at Airbnb

Become a partner

WeAreDevelopers redefines the experience of developer conferences and trade shows. Join us to foster and strengthen enduring relationships within the global developer community.

GET IN TOUCH

»WeAreDevelopers is probably the most authentic and largest developer conference out there. Never have we met so many interesting, top caliber people that are driven by passion for their work. If you can only go to one conference, go there!«

Code of Conduct

WeAreDevelopers welcomes everyone and is dedicated to defending anybody from harassment, regardless of gender, gender identity, and expression, sexual orientation, disability, physical appearance, body size, race, age or religion.

Diversity & Inclusion

At WeAreDevelopers events we empower underrepresented groups by giving them the stage to share their knowledge and experiences. It is crucial for our international events to bring together the perspectives of people with different backgrounds.

Already leaving?

The World's Leading Event for Developers, AI Innovators & Tech Leaders

Get your tickets before prices increase in

Gain insights into every stage of AI-powered software and product development.

Where global tech stories are born

GitHub Copilot launch

OverflowAI launch

Sir Tim's vision

Spolsky about GenAI

Why attend

Hall of Fame

Agenda

Day 0

Day 1

Day 2

Become a partner

»WeAreDevelopers is probably the most authentic and largest developer conference out there. Never have we met so many interesting, top caliber people that are driven by passion for their work. If you can only go to one conference, go there!«

The World’s Leading Tech Event Is Coming to North America

The World’s Leading Tech Event Is Coming to India

Code of Conduct

Diversity & Inclusion

Developers

Events

Business

Company

Already leaving?

The World's Leading Event for Developers, AI Innovators & Tech Leaders

Get your tickets before prices increase in

Gain insights into every stage of AI-powered software and product development.

Where global tech stories are born

GitHub Copilot launch

OverflowAI launch

Sir Tim's vision

Spolsky about GenAI

Hall of Fame

Agenda

Day 0

Day 1

Day 2

Become a partner

»WeAreDevelopers is probably the most authentic and largest developer conference out there. Never have we met so many interesting, top caliber people that are driven by passion for their work. If you can only go to one conference, go there!«

The World’s Leading Tech Event Is Coming to North America

Sign up for WeAreDevelopers World Congress North America waitlist

The World’s Leading Tech Event Is Coming to India

Sign up for WeAreDevelopers World Congress India waitlist

Code of Conduct

Diversity & Inclusion

Developers

Events

Business

Company