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!

Katarzyna Wojdalska
ec0lint, Poland
Katarzyna is the Co-founder and CEO of ec0lint - a tool for frontend developers that mitigates the carbon footprint of websites. On top of that, she works as a Project Manager in the nanotechnology company Nanores. Her focus lies on diamonds and vacuum sensors. Katarzyna enjoys cooking Asian food and visiting art exhibitions in her free time.

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.

Shyam Swaroop
Atri Labs, USA
Shyam Swaroop is the maintainer and core developer of an open-source project, Atri engine - a new framework built on React. He is also the Co-Founder & CTO of Atri Labs - the company behind this project. He has worked as a software engineer in both academia and industry. His most recent engagement in academia was working with DARPA under the US Department of Defense as Graduate Research Assistant at Columbia University (USA). Previously, he has created software products that have yielded multi million dollars of revenue for his organization, EXL Services, a US-headquartered technology consulting firm. He studied Engineering from IIT, India and dropped out from graduate program in computer science at Columbia University, USA to work on his startup full-time.

Jenny Lea
Figma, UK
I am a Software Engineer at Figma, hailing from Leeds in the UK. I have always worked full stack but there is a special place in my heart for anything visual, which has lead me to my role on the Developer Tools team at Figma. What excites me about technology is being able to rapidly iterate on things and work with the smartest people around to build cool stuff! In my spare time I enjoy hanging out with my cat, oil painting and getting out into the countryside on my own two feet.

Denis Artyuhovich
DAZN, UK
Principal Engineer and active open source contributor.
From Minsk, but now based in London and work at DAZN.
I like playing around with TS, React, Redux, MobX/MST, RxJS, WebGL, Serverless, Node, Functional Programming with a focus on performance, system architecture and team productivity.

Siriwong (Ching) Wongthongserm
Coinbase, USA
Siriwong is an Engineer Manager at Coinbase. He enjoys working on products in the latest technology space. Previously, he worked at Facebook in News feed, Videos, and Portal. At Coinbase, he leads the team to innovate in the Crypto space.

Melanie de Leeuw
Capgemini, Netherlands
Melanie loves being a software engineer. The infinite loop of bugs, puzzles and learning make of everyday a
new adventure. Her specialty and the love of her life is Vue.js, but lately she has been adding Nuxt.js and
Node.js to the party. When she is not working as a software engineer at Capgemini, she uses her web
development skills to remove micro plastic in the waters of the world. Her goal in this life is to work towards a more sustainable way of life, meaning that her hobbies include sailing the world, documenting underwater
micro-life, and picking up trash with podcasts blasting.
She is always trying on many different hats: trainer, team lead, community builder, talker, organizer. But the
hat that fits best is developer.

Gabriel Nordborn
Arizon, Sweden
Author of RescriptRelay and host of RelayMeetup.com. Partner at Arizon, a Swedish IT-consultancy and startup incubator. Loving GraphQL, Relay and ReScript.

Marko Rajcevic
Yugabyte, USA
Marko is a Solutions Engineer for Yugabyte Cloud, he works with Yugabyte cloud customers to successfully build high throughput applications using the Yugabyte Cloud database.

Steve King
JP Morgan, UK
Engineering Manager in UI Engineering at JP Morgan, Steve works with the core engineering teams creating open source developer tooling and an accessible React component library aimed at streamlining the life of development teams across the bank. Steve has working in JavaScript development focused roles since 2001 from ad agencies to fintech and IE6 through to evergreen Chrome, he is the author of several widely used open source libraries and describes his career as having been lucky enough to follow his hobby and his passion every day for over two decades.

Rachel Kaufman
Attentive, USA
Rachel Kaufman is a full-stack software engineer working in the martech space. She loves writing unit tests (seriously), strongly-typed languages, and the Oxford comma. She’s also a lead organizer with Women and Gender eXpansive Coders DC, a group for women and nonbinary people in tech in the Washington, DC area.

Zach Leatherman
Netlify, USA
Zach is a builder for the web. He created Eleventy (11ty), an award-winning open source site generator now full-time sponsored by Netlify. At one point he became entirely too fixated on web fonts. He has given 62 talks in eight different countries at events like Jamstack Conf, Beyond Tellerrand, Smashing Conference, CSSConf, and The White House. Formerly part of Filament Group, NEJS CONF, and NebraskaJS.

Alem Tuzlak
Code Forge, Bosnia and Herzegovina
Alem Tuzlak is a software engineer and entrepreneur from Bosnia and Herzegovina, and the Founder of Code Forge. He builds open-source tooling and products in the TanStack ecosystem and React Router/Remix, and is known for creating developer-focused libraries and devtools that help teams build, debug, and ship faster. He is best known for his work on TanStack AI & TanStack Devtools. Alongside his engineering work, Alem teaches and shares practical insights through workshops, writing, YouTube and community work.

Ben Brandt
Zed, Germany
Ben Brandt works at Zed, helping shape how engineers collaborate with AI and with each other. He is also a Lead Maintainer of the Agent Client Protocol, an open standard for interoperability between editors and coding agents.

Pablo Ibanez
Hello Magazine, UK - Spain
Tech Lead with over 15 years of experience in IT across various industries, including media, public sector or finance. Proven track record in leading development teams, designing scalable systems, and delivering impactful solutions. Recent work focuses on the practical implementation of AI in production environments, enhancing workflows, automating processes, and driving innovation.

Nina Torgunakova
Evil Martians, Portugal
Frontend Engineer at Evil Martians, a product development consultancy. My great inspiration is to shape thoughts into easy-to-use products and articles, and I love to speak publicly. I'm passionate about learning different front-end technologies, and always try to see both pros and cons of using them.

Zoe Steinkamp
InfluxData, USA
My name is Zoe Steinkamp and I am a Developer Advocate for influxData. I was a front end software engineer for over 6 years before I moved into a developer advocate role. I have been with InfluxDB for over 3 years and i look forward to sharing my knowledge of the platform and databases. I enjoy learning about awesome new technologies and doing at home tech projects to help make my life as well as other peoples lives easier. My passions besides new technology include traveling and gardening.

Michael Roberg
Checkout.com, UK
Backed by 15 years of architecting, developing, and managing software teams, I’m an experienced software EM, based in London. My passion is building a great team culture, and delivering through lean & agile frameworks.

Saurabh Dahal
AWS, USA
Former Coding bootcamp instructor, Oracle cloud engineer, and current AWS developer working with Agentic AI. Transitioned career from biomedical sciences into tech after college. Passionate about developer productivity and success.

Lenny Burdette
Apollo, USA
Lenny is a Solutions Architect at Apollo Graph in San Francisco, CA. He was previously a software engineer and graph champion at Square. When he’s not thinking and talking endlessly about GraphQL and frontend, he’s probably trying to recreate some dish from a YouTube cooking video or hanging out with his wife and son.

Michał Michalczuk
Tektit Consulting, Poland
Senior Software Engineer and consultant in Tektit Consulting. IT trainer at Infoshare Academy. Previously worked on Jira Cloud and Atlassian Forge.
He talks and records stuff on Front-end and WebDevelopment related stuff.

Johan Eliasson
Nhost, Sweden
Johan Eliasson is CEO & Co-Founder of Nhost. Johan has been building apps his whole life and is passionate about making it easy to develop web and mobile apps. Prior to Nhost, Johan helped grow his family business, driving innovation in the Swedish water treatment market. Johan graduated from Blekinge Institute of Technology with a Master of Science in Computer Security, Computer & Information Systems.

