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!

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.

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.

Jarred Utt
ADB Safegate, Sweden
Jarred is a Technical Lead at ADB Safegate, where he leads the development of the Intelligent Apron suite of products, which are aimed to increase the performance and safety of airport operations, while lowering the environmental effect aviation has on the world. Originally from the US, he is now based in Malmö Sweden where he serves as a mentor to multiple teams across Europe, and is passionate about solving complex problems while teaching others along the way.

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.

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.

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.

Sebastian Witalec
Weaviate, Denmark
Sebastian Witalec is the head of Developer Relations at Weaviate. He loves working on both serious and fun projects, and one day he will use his robot army to conquer the world.
He is always happy to learn about new stuff and to pass the knowledge as far as his voice (or the wire) can take him. Sebastian is based in Copenhagen, actively working with various Dev communities across Europe. When not acting techie, he is a massive football fan/player (probably bigger at heart than in skills).

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.

Nicolas Gorrono
SAVVITY, Chile and Australia
Nico Gorrono is the founder of SAVVITY, a leading AI-Powered SEO agency. With a focus on leveraging artificial intelligence to transform digital marketing, Nico has built a reputation for delivering innovative and effective SEO strategies that drive real results.
Through his popular TikTok account, where he shares insights and tips about AI-powered SEO with over 80,000 followers, Nico has established himself as a knowledgeable figure in the industry. He combines his expertise with a knack for making complex concepts accessible, empowering businesses and individuals to optimize their online presence.
Nico is also the creator of the "AI Ranking & Automation Hub" on Skool, a thriving community dedicated to teaching the latest AI-driven SEO techniques and automation strategies. His comprehensive masterclass, interactive webinars, and hands-on tutorials provide valuable resources to small business owners and marketers seeking to stay ahead of the curve.
Nico's practical approach and commitment to innovation have made him a sought-after speaker and consultant, helping businesses transition smoothly into the digital age.

Sierrah Coleman
Technical Product Manager, USA
Sierrah Coleman is a seasoned Technical Product Manager with a proven track record of driving product success in high-growth tech environments. At Indeed, she spearheaded initiatives that led to a 20% increase in positive relevance rating feedback and improved job match relevance by 9% through refined ML-based recommender systems. Her leadership in developing and launching an AI-powered query-relevance scoring feature boosted organic apply starts by 20% and sponsored apply starts by 15%.
During her tenure at Cisco, Sierrah Coleman increased customer retention by 12% through effective communication strategies and competitive analyses, leading to a 5% increase in annual revenue. She successfully launched an auditing feature, securing substantial upsell opportunities and contract renewals.

Udipta Basumatari
Thravos.io, UK
With 16 years of product and business leadership in marketing technology at top companies like Salesforce, Adobe, WPP, and Rakuten, Udipta has led 8-figure revenue units and launched NK BigStar, Northeast India's largest streaming platform, reaching 500K monthly active users. Currently in C-level roles at innovative crypto startups, he played a key role in Bowled.io's Token Generation Event, driving over $10 million in daily trading volume for the BWLD token across multiple exchanges.

Adam Niederer
Chatham Financial, USA
Adam leads frontend development at Chatham Financial, where his efforts to centralize front-end resources and training have led to transformative improvements in product consistency and quality, accessibility of user experiences, and developer efficiency. In addition to the frontend, Adam especially enjoys working on projects involving performance, accessibility, and coding theory. Outside work, he spends his time learning human languages, writing open-source projects, and haunting his favorite sushi joint.

Oz Syed
Sauce Labs, Canada
Oz is a Game Dev Evangelist at Backtrace, A Sauce Labs Company. He has over 15 years of experience in the game industry in various senior technical roles in gaming and software engineering. His major interests are emerging tech, machine learning and creating new tech products involving gaming or gamified applications.










