JavaScript experts, mentors, speakers
Explore personalities and their talks, workshops, videos, and articles. While we focus primarily on JavaScript and frameworks like React, Vue, Svelte, and Node, you may find experts on other fields on our Portal. To name a few – Testing, DevOps, Machine Learning, and many more!

Luis Oliveira
xgeeks, Portugal
Luis Oliveira is a Staff Engineer at xgeeks with over a decade of experience in developing marketplaces, web applications, and APIs. Passionate about open source, he has contributed to projects like React and Styled Components. Luis is dedicated to driving innovation and collaboration through technology, having worked with leading brands such as Farfetch and Chemondis.

Dianing Yudono
Shopify, UK
Dianing Yudono has over a decade of software engineering experience in different products, teams and cultures. She is currently at BCG Digital Ventures, a global company that invents, launches and scales disruptive businesses. Before that, she was at ThoughtWorks, a global software consultancy.

Oleksii Levzhynskyi
Grammarly, Portugal
I’m an Area Tech Lead at Grammarly. I have 12 years of experience building web-based applications that millions of users use. In my spare time, I contribute to open-source, write technical articles, give public talks, and serve on the program committee of fwdays conferences.

Aditi Verma
McKinsey & Company, Vietnam
Experienced solution architect and full stack developer with 5 years of experience @McKinsey & Company. Life as a technical consultant has given me the opportunity to explore breadth of stack for various clients and suggesting improvements in development practices, code quality and architecture.

Michael Zion
MeteorOps, Israel
Helping startups outperform their competitors (using DevOps). Programming since the age of 12 (with breaks here and there, don’t worry). Operating high-scale systems since 18, and obsessed with DevOps since 20. Exploring new ways for startups to enjoy DevOps, and writing about it on my website. Occasionally playing guitar in jam sessions, and eating sandwiches in a different kind of jam sessions.

Robert Pop
NorSoft Development, Romania
Co-Founder, Entrepreneur, Software Engineer, Consultant, Trainer
I am passionate about technology and building products that solve real world problems.
I love to teach people how to code and get them started on their coding journey. I've held many workshops and guided students into the world of programming.
My passions include building products, learning new things, sharing my knowledge, and helping others.

Christian Stuff
Daily, Germany
Christian is an experienced, hands-on frontend developer with a history dating back to the days of table-based layouts and using background images for rounded corners. He's worked with clients of varying industries and sizes. He's been with Daily since early 2020, working on Daily Prebuilt, Daily’s ready-to-go embeddable solution for video calls of all sizes, and Daily React, Daily’s React library for building audio and video in React apps.

Yevheniia Hlovatska
Wix, Ukraine
Yevheniia is from Ukraine, she is a QA Manager at Wixm an Authorized ICAgile Instructor in Agile Testing and automated testing courses author. Her main focus is on building the test automation strategy and best practices for web and mobile applications testing at Wix. She believes in balanced test automation as a tool to support the development velocity, shares her knowledge at conferences and workshops and promotes collaboration between developers and QAs around test automation.

Elena Vilchik
Sonar, Switzerland
Elena is a Software Engineer at Sonar, which provides tooling around code quality and security. Her main project is a static code analyzer for JavaScript and TypeScript used by SonarQube, SonarCloud, and SonarLint. Elena focuses on the clean code and tries to ensure the precision of the developed analyzer.

Chad Carlson
Platform.sh, USA
Chad Carlson manages the Developer Relations team at Platform.sh. Chad spent a large portion of his professional career in academia, where he worked primarily in vision science laboratories using Python to study the human visual system: how we detect motion, how we understand natural image statistics, and its evolutionary origins.
Today he can typically be found writing, cooking, or working on projects in Python, Node.js, Go, and whatever new language Platform.sh starts support for and wants another pair of eyes on.

Riaz Virani
Find Niya Software, Canada
Riaz Virani has over a decade of experience in building products and engineering teams. He was most recently CTO at LoadUp Technologies, which topped out at 118 on the Inc 500 Fastest Growing privately-held companies in 2019. Prior to that, Riaz worked in web performance, machine learning, and consulting.

Zachary Conger
StackHawk, USA
Zachary is a Senior DevOps Engineer at StackHawk. As a startup junkie, he has played many roles including operations, engineering, product development, and leadership. In his current role, he is focused on the evolving CI/CD landscape and how this diverse set of technologies can be used to improve the productivity of software developers, and the quality of the code they produce. Outside of work he enjoys music, photography, cycling, and various pastimes.

Nico Krüger
Rollbar, USA
Nico is the Senior Director of Solutions Engineering at Rollbar. He has spent over 13 years working with companies around the world to improve their software development lifecycle focused on quality critical applications. His passion is helping teams deliver quality products to market faster.
“Do what you love and love what you do!”

Stephan Schneider
Contentful, Germany
Stephan Schneider is a backend developer at Contentful. Since 2018 GraphQL is not just an interesting technology for him anymore when he started participating in the company's initial development of their first GraphQL API. He has not stepped back since and constantly plays with new ways to integrate pre-existing data into GraphQL.