November 18-19, 2021

7am PST / 10am EST / 4pm CET

Test JavaScript. Test with JavaScript.

  • 2
    Of practical talks
  • 20+
    Sharing know-how
  • 5K+
    QAs & Engineers

All things JavaScript testing.

Bugs shall not pass.

TestJS Summit is a 2-day online event for QAs and software developers to get up to date with JS testing best practices, sharpen skills and get latest updates from top products core teams. Get a full ticket to participate in workshops, and network with thousands of others JS testing folks on November 18-19, 2021.

This year, you can expect:

  • Performance

  • Security

  • TestOps

  • Unit testing

  • API testing

  • Mobile testing

  • Automation

  • Accessibility

  • Visual Regressions

  • Cross Browser testing

Want to know the rest? Follow us



High-quality talks from field experts


Join live chat rooms, meet new friends and new opportunities


Socialize at remote afterparties and gaming tournaments

First speakers

Maaret Pyhäjärvi
Vaisala Oyj, Finland
Talk: Go Find What We May Have Missed!

Maaret Pyhäjärvi is an exploratory tester extraordinaire with a day-job at Vaisala as Principal Test Engineer. She is a tester, (polyglot) programmer, speaker, author, and a community facilitator. She has been awarded the two prestigious global testing awards, Most Influential Agile Testing Professional Person 2016 (MIATPP) and EuroSTAR Testing Excellence Award (2020), and selected as Top-100 Most Influential in ICT in Finland 2019&2020.

Andrey Lushnikov
Microsoft, USA

Andrey Lushnikov, Principal Engineer at Microsoft, is a former Chrome DevTools engineer and Chrome Puppeteer technical lead with over 11 years of experience in software engineering. Today, Andrey is a member of the Playwright core team.

Gleb Bahmutov
Mercari, USA
Talk: Testing Pyramid Makes Little Sense, What We Can Use Instead

Gleb Bahmutov is a JavaScript ninja, image processing expert, and software quality fanatic. During the day Gleb is making the engineers more productive at Mercari US in his position as the Senior Director of Engineering. At night he is fighting software bugs and blogs about it at glebbahmutov.com/blog. You can follow him and his work @bahmutov and find the slides from conference presentations at slides.com/bahmutov.

Gleb is a GitHub Star, Algolia Ambassador, Microsoft MVP, and ex-Cypress Distinguished Engineer.

David Burns
BrowserStack, UK

David is the Chair of the W3C Browser Testing and Tools Working group and co-editor of the WebDriver specification, trying to ensure automation frameworks in browsers are interoperable. He was an engineering manager at Mozilla within Developer Experience working on tooling and infrastructure to help make a better web and now heads up the Open Source work at BrowserStack. David has been a core contributor on the Selenium project for over a decade supporting Firefox and the Python client bindings.

Steven Lambert
Deque Systems, USA
Talk: Configuring Axe Accessibility Tests

Steven is the primary developer on axe-core. He enjoys working on an open-source product that contributes to a more accessible web and loves chasing down performance improvements. In his free time, he develops accessible JavaScript games and participates in game jams.

Cecelia Martinez
Cypress.io, USA
Talk: Network Requests with Cypress

Cecelia Martinez is a Technical Account Manager at Cypress.io in Atlanta, GA, where she spends her days talking to Cypress users about testing strategies, helping them overcome technical challenges, and providing education and training. She is a conference speaker and panelist on the Angular Experience podcast.

She is a graduate of the Full-Stack Software Engineering Program at Georgia Tech. Before transitioning to tech, she worked in journalism and financial services, and obtained a B.A. in Public Communications and an M.B.A. in Marketing. She is a volunteer with Women Who Code Front End and Out in Tech Atlanta.

Gert Hengeveld
Chromatic, Netherlands
Talk: Test your UI in the REAL browser

Gert is an engineer at Chromatic, the company behind Storybook. He works closely with the rest of the Storybook team to envision and build the future of UI development and testing.

Shai Reznik
HiRez.io, Israel
Talk: Test Effective Development

Shai Reznik or "That guy who always talks about testing..." is the founder of HiRez.io which focuses on cost effective testing training.

Being a leading part of the JavaScript community since 2012 and a Google Developer Expert, Shai has been speaking all over the world giving wild and entertaining talks.

His courses and training have helped thousands of developers enjoy a stress free life and while increasing their code confidence, quality and efficiency.

And his lectures have been viewed by over 170,000 developers (and probably a few random people as well!)

As a hobby, Shai does improv and standup comedy and love to tease friends with weird sweaters.

Scott Gerlach
StackHawk, USA
Talk: Automated Application Security Testing

Scott Gerlach is Co-founder and Chief Security Officer at StackHawk, a Denver-based startup focused on empowering engineers to easily identify and remediate security bugs. Scott brings over two decades of security and engineering experience to his current role, having served as CSO, CISO, and in other executive leadership functions at companies like SendGrid, Twilio, and GoDaddy. When he's not at work, you'll find Scott spending time with family, brewing beer, and playing guitar.

Tibor Blenessy
SonarSource, Switzerland
Talk: Who Guards the Guards? – Finding Bugs in Your Tests

I am a Software Engineer at SonarSource working on JavaScript/TypeScript static analysis in SonarQube, SonarCloud, and SonarLint. I am passionate about coding and developer tools. I want to help developers write reliable and secure code.

Ramona Schwering
shopware AG, Germany
Talk: It's a (Testing) Trap! - Common Testing Pitfalls and How to Solve Them

After her apprenticeship as an application developer, Ramona has contributed to product development at shopware AG for about six years now: First in quality assurance and now, as Software Developer. She has both views of the product - that of a tester and that of a developer. Ramona uses this primarily to strengthen trust in test automation and to support the testers. The automation in the end-to-end area of shopware originates from her pen, and she continues to push it firmly.

Roman Sandler
Fiverr, Israel

Roman Sandler is a former educator turned self-taught software engineer. Roman spends most of his time working on the Fiverr Business platform at Fiverr, focusing on UI development. Roman cares deeply about test automation and has spent the last few years coming up with patterns and practices to do so in a reliable and sustainable way.

Tamar Twena-Stern
XM Cyber, Israel
Talk: Effective Performance Testing to your Server with Autocannon

Tamar is a software developer , manager and architect.

She has a decade of software engineering experience in various technologies: Server side, big data, mobile, web technologies, and security.

She is currently focusing on Node.js, and has a deep knowledge of Node.js server architecture and Node.js performance optimisations.

Rainer Hahnekamp
AngularArchitects.io, Austria
Talk: Visual Regression with Puppeteer, Playwright and Cypress

I am a passionate software developer and love to work with Angular, Java or .NET. In 2019, I joined AngularArchitects.io as trainer and consultant.

Philipp Giese
auteon, Germany
Talk: Tests That Help you Find Defects Faster

Philipp loves to code and teach people. His first project was a webpage to manage which of his friends had borrowed which VHS. It was this project that also convinced him that the internet is where the future is. Fast forward some 20 years and he is still coding. He currently works as CTO at auteon.

Valentin Kononov
Unity, Finland

Valentin just started to work at Unity3d in Helsinki as Full-Stack Software Engineer. Before that he worked at Mapbox R&D center in Minsk, Belarus. Experienced in Typescript, SQL, .NET, Angular, React, NodeJS, NestJS and other interesting stuff in full stack software development. He loves modern web technical stack, but strongly believes in understanding of fundamental aspects of programming. He likes code writing, work in amazing and useful projects, which can bring something valuable to people. His spare time is mostly dedicated to his family, reading and writing, and also traveling is important part of his life!

Shivay Lamba
Fabric, India
Talk: Predictive Testing in JavaScript with Machine Learning

Shivay Lamba is a software developer specializing in DevOps, Machine Learning and Full Stack Development.

He is an Open Source Enthusiast and has been part of various programs like Google Code In and Google Summer of Code as a Mentor and is currently a MLH Fellow. He has also interned at organizations like EY, Genpact.

He is actively involved in community work as well. He is a TensorflowJS SIG member, Mentor in OpenMined and CNCF Service Mesh Community, SODA Foundation and has given talks at various conferences like Github Satellite, Voice Global, Fossasia Tech Summit, TensorflowJS Show & Tell.

Program Committee

Alex Lakatos
Interledger Foundation, UK

Alex has spent the past 11 years working on the Open Web within Browser, Communications, and FinTech organizations. With a background in web technologies and developer advocacy, he's helped organizations build developer-friendly products while engaging with the developer community at large. As the new Technology Lead for the Interledger Foundation, he focuses on lowering the barrier to entry into the Interledger ecosystem and drive the adoption of the web standards powering the Interledger protocol. An avid traveller, it's likely you'll bump into him at developer conferences around the world.

Stefania Ioana Chiorean
Cognizant Softvision, Romania

Ioana is a software engineer that has more than 11 years testing experience with a specialization in mobile apps. Currently located in Romania she is leading 4 teams in an outsourcing company. In her free time she contributes to Open Source projects while enjoying a coffee or a good wine. She is the Module Owner for Mozilla Reps and one of the MozTechSpeakers.

Mykola Solopii
SETI @ Alteryx, Ukraine

Have 7+ years of experience in software quality assurance, mainly focusing on building Web and Mobile automation frameworks and tools using JavaScript on different test levels. Currently, work as a Software Engineer, Tools and Infrastructure at Alteryx, Co-Founder at Qaurai, and online trainer/mentor.

I love doing everything related to software quality assurance. Namely: consulting, automation, building of testing and automation processes from scratch, mentoring, and training.

Christina Zenzes
codecentric AG, Germany

Christina Zenzes is a consultant and software dev working at codecentric AG. She is passionate about React, CSS, clean code and testing (yes, really!). Besides writing functional JavaScript code, she loves growing plants on her balcony, tea and good food.

Eugenia Zigisova
Gorillas, Germany

Eugenia is a web developer with experience working at such Berlin startups as Gorillas and N26. She has been an active tech community member since 2016 when she founded a Google Developer Group in Latvia and became a Women Techmakers Lead. She is a web performance activist at work and a passionate hiker, nature, and sauna lover.


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Technology discussion rooms

Watching party

AfterParty Bars

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Enjoy the second day of talks from world renowned speakers

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Get talk recordings right after the conference

Others will receive them one month after the event


TestOps, Performance, API testing, Security, etc.


Join virtual rooms with top QA & developers


Enjoy more space for your conversation with speakers


Take part in video discussions focusing on specific technologies. Hang out with people who are on the same page.

The full program of discussion rooms will be published closer to the conference.

Performance Discussion Room
TestOps Discussion Room

Attend Watching Parties

Join random groups of conference attendees watching/discussing the event. Make new friends!

Remote Afterparty Bars

Join our virtual rooms facilitated by community activists, and enjoy a remote drink!



with Speakers



with Community

QuakeJS Tournament

Can you take over the Quake arena? Try your luck at our remote tournament.

Check later

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Giving back to community

We try our best to make all our events accessible and inclusive for a diverse audience. Get in touch with us if you wish to support this initiative, and help us provide Diversity Scholarships for the underrepresented groups in tech.

10 of 50 extra diversity scholarships sponsored


Tech Partners