Test JavaScript. Test with JavaScript.

Cecelia Martinez is a Developer Advocate for Appflow at Ionic, a company that helps web developers build cross-platform applications using modern technology. She is dedicated to creating better, more inclusive developer experiences for all. Previous companies include Cypress and Replay, with areas of expertise including web & mobile development, testing, developer tools, and open source. She is a Lead Volunteer with Women Who Code FrontEnd, Chapter Head of Out in Tech Atlanta, and a GitHub Star.

David Burns, heads the Open Source office at BrowserStack. He is also a core contributor to the Selenium project and Chair for the W3C Browser Testing and Tools Working Group.

Filip Hric is a DevRel at Replay.io He teaches testers about web development and developers about testing. Filip has a Cypress.io ambassador, leads a “Learn Cypress.io” community on Discord and has a blog at filiphric.com where he publishes Cypress.io tips. He’s an international keynote speaker and leading expert on test automation in Cypress.io. As author and instructor of live Cypress workshop, he has taught hundreds of testers and developers about good practices and advanced concepts for testing in Cypress. Enjoys running, playing guitar and spending time with his wife and four children.

Marie is currently a Developer Advocate at k6.io, a Grafana Labs company. In the past, she has been an Engineering Manager, a Principal Engineer and a Test Consultant. She is also a tech blogger at testingwithmarie.com, an accessibility advocate and an online course instructor at Ministry of Testing and Test Automation University.

Norbert de Langen is a full-time open-source maintainer of Storybook working for Chromatic, the company behind Storybook.

Hi, I'm Walmyr. I'm a software engineer who loves testing. I'm also a clean coder, blogger, YouTuber, podcaster, Cypress.io Ambassador, online instructor, mentor, speaker, an active member of the testing automation and JavaScript communities, and a fan of good music, tattoos, gardening, vegan 🌱 food, and skateboarding.

Hi! My name is Artem. I'm a self-taught software engineer. I've built this thing called Mock Service Worker, which has changed the lives of developers all around the world. I'm extremely thankful for that. I love testing, and I love writing and teaching about it even more. And coffee, yes, I like that one as well.

Marco is a Senior Developer Experience Engineer at NearForm. Currently serving as a maintainer of Node.js, Fastify and Mercurius and member of Node.js security team, Marco brings years of experience in designing, developing and testing high scalability and distributed cloud applications, committed to contributing to open source projects and helping the Node.js community grow.

Carly is a Principal Developer Advocate and Manager at Elastic, based in London, UK. Before joining Elastic in 2022, she spent over 10 years working as a technologist at a large investment bank, specialising in front-end web development and agility. She is a UI developer, who occasionally dabbles in writing backend services, a speaker and a regular blogger. She enjoys cooking, photography, drinking tea, and chasing after her young son in her spare time.

Júlio de Lima is a specialist in Software Testing with 13 years of experience. Júlio has a Bachelor's Degree in Software Engineering, a specialization in Teaching in Higher Education and a Master's Degree in Electrical and Computational Engineering with a focus on Testing and Artificial Intelligence. He currently lives in Orlando, Florida. He serves as Principal QA Engineer at Capco, helping financial institutions establish robust and sustainable testing strategies. He uses his coding and architecture skills to contribute to software quality at all system layers. Júlio has contributed to the software testing community through his channels on YouTube, Instagram, Spotify, and in articles for technical and scientific magazines. He has experience as a speaker at international events and has trained more than 9,000 students through his online training in Portuguese.

Mo is the Head of Mobile and a Tech Lead at Theodo UK, having worked on several projects with startups and established enterprises to create cross-platform mobile application in React Native. He's passionate about React Native, MobileDevOps, and pushing the boundaries of combining code across web and mobile.

Before joining Theodo, Mo was a full-stack developer at Nasdaq. He is a graduate from the University of Edinburgh.

Matan is a Senior Software Engineer at Microsoft, speaker and a tech blog writer. He is a React enthusiast and a Testing Library maintainer who's aiming to understand how things work rather than satisfying on a given API. Matan believes that knowledge is worth nothing if not spread.

As a QA Engineer and Enthusiast, Olga loves to use modern and practical approaches to improve product quality. She believes that AI will never replace human work, but could help to improve the quality of testing and reduce efforts for a manual one.

I'm a Developer Advocate at Codium where I geek out over generative AI, automation, and the magic of scripting. When I'm not advocating, I'm usually elbow-deep in API adventures, because who needs free time when there's APIs that fail to do what I want them to do..

I’m Theodore, a software engineer, educator and speaker based in Athens, Greece. I’m currently working as an independent engineer, helping companies build and promote their products. In the meantime, I’m also developing Proxima Analytics - an open source, privacy-first analytics platform.

Mesut has 15+ years of experience in Industrial Automation, IoT platforms, SaaS/PaaS and Cloud Services, the Defense Industry, Autonomous Mobile Robots and Embedded and Software applications. Along with having proficiency in CMMI and Scrum & PMP experiences under his belt, he has taken various roles (as Quality Owner, Hiring Manager, and Chapter Lead) in multinational projects. He has expertise in test automation and continuous testing in CI/CD pipelines. Besides, he has been facilitating test processes and building the test strategy and lifecycle of the projects. He is a frequent international speaker, the best presentation award winner, and a member of various program committees. He has spoken at 100+ international conferences (6 continents, 25+ countries: 10+ of them are in-person).

Kat works as Quality Engineer at Zoopla. Tried lots of paths: fine arts, comparative literature, social psychology and cognitive science studies before discovering the most enjoyable so far tech path. Kat solves automation testing challenges at work and jigsaw after work. Lives in Scotland.

I am a long-time open-source developer, educator, manager and mentor. I encourage everyone around me to share their collective knowledge, and am a strong champion of diversity in the tech industry. When I'm not working, I'm live-streaming about career advancement and interview preparation, tinkering with 3D printing or IoT projects, or telling dad jokes on Twitter.

Renaldi Gondosubroto is a Software Developer from Seek Limited, where he works on the backend of the home page which is accessed by all jobseekers who search for jobs on the site as well as the infrastructure which powers it. Previously he has worked as a .NET software developer for automobile companies and has been active within the research community; putting a lot of his research focus within IoT and virtual reality. Through his passion of developing software and contributing to the opensource community, Renaldi wants to encourage the innovation of new solutions to usher forward and promote a new era of innovations that can be used by everyone. Having spoken at 20+ events and conferences, he has also been active on the open source community for the past five years, building solutions on the cloud and sharing his experiences and projects.

My name is Reuben Ellis, and I'm the lead solutions engineer at Chromatic. I've been using Storybook and various visual regression test tools for years. My primary passion and focus have always been on automation testing and integrations! Ultimately, my goal is to make the day-to-day better for other engineers.

Todd has a passion for promoting a healthy product and engineering culture, collaboratively exploring ways to solve both organizational and engineering needs, as well as holding regular discussions around how to evolve the software engineering craft. Todd believes in a human centered approach to engineering, where the experience of those creating and evolving the product is just as important as those that use the product.

A native to California's bay area, Todd’s journey into programming started over two decades ago and he has been privileged to work with many technologies as well as leadership roles over the years. With his experience as a Principal of Software Engineering Practices, in the Technology Center of Excellence at Pluralsight, Todd supported both individual software engineers and the technical leadership team in helping to continually improve and work together in a way that enables everyone to do their best work.

Todd loves to play the guitar, and is always open to jamming out and frequently enjoys paired programming with strangers.

Jason is a JS time traveler, DevTools dev, and recent dad exploring the joys of fatherhood.

Petros Plakogiannis has graduated the University of Piraeus and the Technological Educational Institute of Crete. He has been working professionally as a software tester for 15 years, with strong focus on automated testing. Petros is also the main organizer of the Ministry of Testing Athens meetups.