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!
Rebecca Friedman
Rebecca Friedman
Shopify, Canada
I am a strong full stack developer, and a Ruby on Rails enthusiast. I'm passionate about formalized SDL processes, and clean, well-tested code. Having worked on the monolith that is the Words With Friends backend service at Zynga, I've architected, developed and deployed features that have been used by millions of concurrent users. I'm a huge supporter of University of Toronto, and an Arbor Award recipient. I guest lecture when I can, mentor students through the Alumni Mentorship program, and volunteer at numerous interview prep workshops, panels, and networking events for students.
Nick Teets
Nick Teets
StackHawk, USA
Nick Teets is a software developer and musician based in Denver. Nick found his passion for connecting people using technology after spending summers in the Sandhills of Nebraska establishing a multimedia journalism nonprofit. Through an interactive website, the project told the stories of the communities of the area with audio, video, photos, and text. This early foray in journalism taught him about the intersection of empathy, technology, and storytelling, and would lead him to a career in frontend software development, creating beautiful and accessible user experiences to connect people across the world.
Leo Goldfarb
Leo Goldfarb
Albato, Portugal
With 15+ years in Digital Marketing and Tech, Leo has built and led numerous high-performing teams and streamlined key business operations. He spent 5+ years as COO at iProspect, a major performance marketing agency within the Dentsu group. Prior to that, he held roles as a marketing expert at Booking.com and as a business consultant for IBM, Microsoft, and Hewlett-Packard. Currently, at Albato, a no-code integration platform, Leo leads customer acquisition and business development efforts. Albato helps SaaS companies drive growth and enhance customer experience through native, embeddable API integrations.
Roy Tal
Roy Tal
Firefly, Israel
Roy Tal is a cloud and DevOps enthusiast who loves to build tool that will make infrastructure operations better for everyone. Today he is a team leader and founding team member at Firefly who are helping solve infrastructure drift in large-scale cloud operations. Before that he served as a backend developer at Dome9, building better security practices into cloud operations, that has been acquired by Check Point.
Yossi Kahlon
Yossi Kahlon
Squid Cloud, USA
Yossi Kahlon is a distinguished technology leader who has spearheaded transformative tech solutions, including leading the Google Cloud Console team in New York, significantly contributing to the development of Google Docs, and leading privacy and security efforts at Waze. As a former Director of Engineering for ClickHouse, his work has been pivotal in advancing database technologies for high-scale, real-time analytics. Yossi brings his wealth of knowledge and experience to co-founding and building Squid AI, an AI agent platform built for developers by developers.
Kelly Goss
Kelly Goss
Solvaa, United Kingdom
Kelly Goss is a process automation specialist and the founder of Solvaa, a no-code systems, process and automation consultancy. She is the author of "Automate It with Zapier" and "Automate It with Zapier & Generative AI"; a Xero Certified Advisor, Pipedrive CRM Certified Partner, SmartSuite Certified Partner and one of the very few women Zapier Certified Experts. Kelly and the Solvaa team help businesses around the world use the right digital tools and streamline their repetitive tasks to achieve their productivity goals and save money. Kelly loves painting, travelling, and watching psychological thrillers in her spare time.
Miranda Babbitt
Miranda Babbitt
Zapier, Canada
Miranda Babbitt is the Partner Marketing Manager at Zapier, where she orchestrates the lifecycle for over 7,000 integration partners and spearheads co-marketing efforts with high-value partners like Meta, LinkedIn, and Google. As a die-hard fan of all things AI, automation, and communication, Miranda has driven initiatives that have significantly boosted partner engagement, ARR, and team collaboration. Before joining Zapier, she honed her skills at Thinkific, where she led platform marketing strategies and championed a first-of-its-kind virtual partner summit. Fun fact: Miranda also runs a design blog, Hyppïa Homes, all about exploring how design and one's sense of self intersect.
David Wang
David Wang
Sentry, USA
Software Engineer @Sentry
Walmyr
Walmyr
Talking About Testing online school, Barcelona
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.
Mia NASR KHNEISSER
Mia NASR KHNEISSER
l’Oréal, France
I am a lead full-stack developer at l’Oréal, leveraging 7 years of expertise. Starting as a data scientist, my curiosity for web components led to a seamless transition into full-stack development, where I challenge myself everyday. Aside from tech, I love board games and sport in general.
Erik van der Voort
Erik van der Voort
ING, Netherlands
Erik van der Voort has been working in Information Technology for over 25 years now. Starting as a developer, he moved to other roles like technical and functional designer and project- and portofolio-management. Quite some years ago, he discovered engineering was what made him really happy so since then he has been working in several Ops- and DevOps-roles within ING. For the past five years Erik is one of the engineers within the Fruitloops-team. This team of engineers mainly focuses on building and deploying front-end applications on a global scale within the company.
Robert Mosolgo
Robert Mosolgo
GraphQL-Ruby, USA
Robert is a Ruby developer specializing in APIs, application design, and performance. Besides maintaining GraphQL-Ruby, he enjoys fermenting anything he can get his hands on.
Marco Gorelli
Marco Gorelli
Samsung R&D Institute UK, UK
Marco is a Data Scientist at the Samsung R&D Institute UK. Outside of work, he is a maintainer of pandas (data wrangling platform for Python widely adopted in the scientific computing community) and author of nbQA (code quality tool for Jupyter Notebooks). He holds an MSc in Mathematics and Foundations of Computer Science from the University of Oxford.
Catalin Pit
Catalin Pit
Software developer building on the web with TypeScript, React, Node.js, and more. Writer, YouTuber, and lifelong learner who enjoys sharing knowledge with others
Matt Tanner
Matt Tanner
Tyk, Canada
Matt is a Product Evangelist at Tyk passionate about API management, development, and architecture. Matt has worked as a developer, tech lead, and architect for some of the largest financial institutions and insurers in Canada. He is always dabbling in the latest tech and applying this to his own ventures in technology.
Emily Kauffman
Emily Kauffman
Harvie, USA
Emily is a lead software engineer based out of Pittsburgh, USA. She's a lifelong learner, adjunct professor, and IoT enthusiast. Emily has a tech background in healthcare, robotics, and more recently, bringing local food to the masses at Harvie. In her spare time, you can find Emily working on her web agency startup, scuba diving, or trying her hand at landscape photography.
Keren Kenzi
Keren Kenzi
Senior Software Engineer, Israel
Keren is a senior software engineer with over a decade of experience in the industry. She holds an M.Sc. in Computer Science and is passionate about React and learning new technologies. Keren volunteers as a program manager at Baot, a community that supports women in R&D in their professional growth. She instructs and inspires developers to write blogs in her tech blogging workshops. Keren has experience as a dev community leader and a co-organizer of meetups and events. And in her not-so-spare time, she studies psychology. Her hobbies include drawing, photography, and singing.
Tom Papiernik
Tom Papiernik
Buddy, Poland
As a developer advocate and technical writer at Buddy, Tom takes his love for communication and passion for technology and uses them to break down complex ideas into bites that everyone can swallow. Having worked directly on open-source projects, he is equally passionate about the front and the back-end - be it React, Go, or Kubernetes. In his spare time, he's a guitar-wielding amateur musician who dreams of recording a platinum album.
Ivan Krutov
Ivan Krutov
Aerokube, Russia
Software engineer with 10+ years of Java and Golang development experience. Working with large-scale test infrastructure during last 7 years. Maintaining a big Selenium cluster with 5000+ parallel browsers.
Alyona Galyeva
Alyona Galyeva
LINKIT, Netherlands
I encourage others to see different perspectives and constructively break the rules. Observe - Optimize - Learn - Repeat is my work and life motto. Next to it, I found my joy in building and optimizing end-to-end Machine Learning Systems. Principal Data Solutions Engineer @ LINKIT Organizer (volunteer) @ PyLadies Amsterdam WaiACCELERATE Tech Mentor (volunteer) @ Women in AI
Yama Anin Aminof
Yama Anin Aminof
MyPart, Israel
Yama is a data scientist at MyPart, an Israeli startup in the music industry, developing algorithms and researching lyrical and musical song features. In her spare time, she gives tech talks at conferences and meetups (Geektime Code, PyData Tel Aviv, IsraelClouds); and mentors a group of developers through their first steps in the data science world as a part of Baot - Israel’s largest community of senior female engineers and computer scientists. Yama has a B.Sc in mathematics and physics from Tel Aviv University where she also expresses her passion for music by playing the saxophone in the TAU Wind Band.
Amit Mandelbaum
Amit Mandelbaum
AI21 labs, Israel
Amit Mandelbaum is a tech lead at AI21 labs, prior to joining AI21 labs Amit was an entrepreneur in the field of GenAI and a Director of AI at Nvidia. Amit is also an Angel investor in the field of AI and is a known keynote speaker and consultant on GenAI agents.
Maarten Van Hoof
Maarten Van Hoof
Essent, Belgium
By day, Maarten supports front-end teams at Essent with their Accessibility and Design System challenges. By night, he tinkers with the Web Platform.
m4dz
m4dz
alwaysdata, France
m4dz is a curious animal. Former Frontend Dev, Devtools enthusiast, he has made the Developer eXperience (DX) his cherished topic. All the technologies are under his radar to get things ever simpler. His moto: "Developers are users just like you." As a life-long dreamer his favorite book will ever remains "Alice's Adventures in Wonderland".