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!
Simon Waterer
Simon Waterer
Sourcegraph, UK
Simon Waterer is a Customer Engineer at Sourcegraph. He has worked across a range of technologies including object and NoSQL databases, high performance computing and distributed platforms including Kubernetes and Mesos. Outside of technology, he likes most sports but especially cricket, rugby and F1. And loves spending time outdoors with his dog.
Darshita Chaturvedi
Darshita Chaturvedi
Atri Labs, USA
Darshita Chaturvedi is the Co-Founder & CEO of Atri Labs where she is leading the development of a new full-stack framework for web development. She has five years of experience working in Machine Learning and Data Science fields in various capacities from Graduate Research Assistant at MIT (USA) to Quant Researcher at BlackRock, a US headquartered asset management firm. She completed her undergraduate education in Engineering from IIT Kharagpur, India, and dropped out from graduate program in management at MIT Sloan to work on her startup full-time. Her favorite past times are painting and learning art history.
Abdelrhman Adel
Abdelrhman Adel
Rangle, Netherlands
Abdelrhman Adel is an Amsterdam-based Solution Architect at Rangle.io, helping clients build better software experiences using technologies such as Angular, React, and Typescript. Once a Petroleum Engineer, he switched career paths to follow his passion for technology and improving user experiences. When he’s not working, you can find him gaming or binge-watching a new TV series.
Chris Stavitsky
Chris Stavitsky
Sentry, USA
Chris has a background as a web developer. He previously worked as a Senior Software Engineer at a company that used Sentry for error monitoring. Chris liked the product so much that he decided to come work for Sentry and make finding and fixing bugs easier for other developers.
Samiul Huque
Samiul Huque
Bloomberg, USA
Samiul Huque is a senior software engineer at Bloomberg, where he works on the company’s Instant Bloomberg (IB for short) chat tool. He works across the stack, building full-stack products where he primarily uses a combination of JavaScript/TypeScript and Python. Outside of work, Samiul plays tennis, competes in MMA, and eats his steak medium rare. Samiul earned his bachelor’s degree in economics and mathematics from the University of Richmond.
Rob Sutter
Rob Sutter
Fauna, USA
I have woven application development into my entire career, from time in the U.S. Army and U.S. Government to stints with the Big Four, the world's largest cloud services provider, and smaller startups. I have started my own company – twice – once providing consulting services and most recently with WorkFone, a software as a service startup that provided virtual digital identities to government clients. I love to build in public with Go and all things serverless!
Taylor Mull
Taylor Mull
Yugabyte, USA
Taylor is a Solutions Engineer who leads the new Yugabyte Cloud sales engineering effort helping small and large companies alike modernize their legacy databases. He has a strong passion for distributed databases having worked with them for most of his career.
Robert Hostlowsky
Robert Hostlowsky
Instana, Germany
Currently, Robert Hostlowsky is working as a developer, coach and systems engineer. He published an online video course about developing a full-stack GraphQL application online-course. He loves DevOps culture on modern cloud infrastructure, uses the latest state-of-the-art web technologies, and loves how it plays nicely together at minimum effort and cost. He loves web technologies. Feeling being a part of the developer community he is co-organizing the JSCraftcamp, Munich.
Bob van Luijt
Bob van Luijt
Weaviate, Netherlands
Bob is CEO and co-founder of SeMI Technologies, the business created around the open-source vector search engine Weaviate. Besides SeMI and Weaviate. Bob is a frequent speaker on the topics of open source, digital technology, software business, and creativity. He has spoken at around 100 events on the aforementioned topics in Europe, the US, and Russia.
Selam Moges
Selam Moges
Software Engineer, USA
I'm Selam and I'm currently a software engineer. I've always been fascinated by technology and its potential to make our lives better and more equitable. As an advocate for diversity, equity, and inclusion (DEI), I'm committed to making tech a come inclusive place for everyone. I'm passionate about computer ethics and ensuring that technology is developed and used in ethical and responsible ways. I believe that technology can be a powerful force for good, but only if we approach it with a thoughtful and ethical mindset.
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.
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.
David Wang
David Wang
Sentry, USA
Software Engineer @Sentry
Bar Hofesh
Bar Hofesh
NeuraLegion, Israel
Co-Founder, CTO & Security Researcher at NeuraLegion. Developer and security researcher, I love playing with Neural networks and other ML tools. I'm interested in new programming languages and the potential they bring.
Gavin Ray
Gavin Ray
Hasura, USA
Full Stack Web Developer with expertise in all aspects of the web development life cycle, including requirements analysis, design, development and production support. Primary strengths are Node & Javascript (ES6, React, Vue), React Native, Ruby on Rails, Amazon Web Services/Heroku, and SQL + NoSQL Database Management.
Paul Everitt
Paul Everitt
JetBrains, USA
Paul is the PyCharm/WebStorm Developer Advocate at JetBrains. Before that, Paul was a co-founder of Zope Corporation, taking the first open-source applications.
Cathryn Griffiths
Cathryn Griffiths
Shopify, Canada
Senior Front End Developer @Shopify
Luke Ehresman
Luke Ehresman
Gazelle, USA
Luke is the co-founder of Gazelle, an all-in-one business automation solution for piano technicians. He founded and bootstrapped the company in 2015, helping piano technicians around the world grow their businesses. Gazelle has customers in over 30 countries and is translated into 11 languages.
Juliette MacPhail
Juliette MacPhail
mabl, USA
Juliette MacPhail is a Product Manager at mabl, where she spends her time working on a low-code platform for simplifying test automation and helping teams ship high-quality software. She’s passionate about understanding core challenges in the test automation space and enabling the transition to quality engineering. As an active member of mabl’s DEI committee, she spends her spare time on initiatives related to accessibility, inclusivity, and mental health in the workplace.
Jenn Creighton
Jenn Creighton
Netflix, USA
Jenn Creighton is a senior software engineer at Netflix. She hosts Single Threaded Podcast. Organizer of Women of React 2020 conference & useReact.NYC meetup. Jenn lives in New York with her two cats and maintains a Home for Abandoned Succulents, Mismanaged Plants and Otherwise Ailing Flora. You can find her online - [@gurlcode](https://twitter.com/gurlcode).
Sia Karamalegos
Sia Karamalegos
Clio + Calliope, USA
Sia Karamalegos is a freelance web developer and performance engineer. She's also an international conference speaker, writer, and Google Developer Expert in Web Technologies. She organizes the Eleventy Meetup and co-organizes the PerformanceObserver meetup.
Simon Zhong
Simon Zhong
Sentry, USA
Simon Zhong is a Sales Engineer at Sentry with almost 10 years of experience in enterprise software. He attended the University of Edinburgh and is a graduate of University of California, Davis in Computer Science. He is an American born Chinese (ABC) who is a native English speaker with conversational proficiency in Cantonese.
Neil Manvar
Neil Manvar
Sentry, USA
Neil Manvar is an engineer dedicated to helping developers ship quality code quickly. In his free time, you can find him cycling, snowboarding, or cuddling with his dog. He currently works as a Solutions Engineering Manager at Sentry, an Application Monitoring software company that helps software teams discover, triage, and optimize the performance of their code.