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!
James Swinton-Bland
James Swinton-Bland
AG Grid, UK
James Swinton-Bland is DevRel Lead at AG Grid. He started out his career as a software engineer, before moving into Developer Advocacy. With a background in Android and Java, James now works primarily with React, helping developers get the most out of AG Grid and AG Charts.
Dave Glencross
Dave Glencross
Capital on Tap, UK
Engineering Manager at Capital on Tap (UK fintech), leading Internal & Core Systems and the Engineering department’s AI adoption. Focused on moving AI from prototype to production with stage-gates, data-protection controls, and measurable impact. Integrating an AI function inside Engineering to ship customer-facing features.
Gokul Chandrasekaran
Gokul Chandrasekaran
HIVED, UK
Gokul is a software engineer and former startup cofounder with 10 years of experience building products across fintech, martech, consumer research, telecom, and logistics. He’s passionate about solving complex problems with simple, elegant solutions and mentoring aspiring engineers through programs at General Assembly and AcademyXI.
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.
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.
Harsh Maheshwari
Harsh Maheshwari
Super{set}, USA, Boston
Mentorship available
I’m Harsh Maheshwari, a Principal Engineer at Optum, UnitedHealth Group. I hold a Master’s in Computer Science and specialize in applied search technology, focusing on Full Stack AI/ML application. I’ve filed patents in this area and have previously created similar solutions for the fintech industry. My work revolves around advancing search methodologies and pioneering innovative frontend development.
Tim Makin
Tim Makin
CDL, UK
Tim Makin is a Software Engineering Manager at CDL with over 20 years of experience in driving innovation and delivering high-impact digital products. They currently lead 14 teams, guiding projects from conception to completion while fostering a culture of excellence. Before their current role, Tim spent six of those years as the founder of a digital agency, developing solutions for world-renowned organisations including the BBC, Tesco, IKEA, and Sage.
Connell Gauld
Connell Gauld
Zappar, UK
As CTO and Co-Founder, Connell oversees Zapworks (Zappar’s AR, VR & WebXR platform) as well as being responsible for all cloud infrastructure. Connell founded Zappar in 2011, alongside Dr. Simon Taylor, Caspar Thykier and Kirk Ewing and is one of the world's leading XR Platforms and creative studios. More recently, Connell and the team launched Zapvision, an app and SDK that's helping people who are blind or have low vision to access product information on packaging through a single Accessible QR code.
Interests:
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.
Mikhail Kuznetsov
Mikhail Kuznetsov
BGB Group, Portugal
Mikhail is a seasoned developer and tech leader with track record of working with both large companies across EU and small startups. Mikhail is passionate about new technologies and loves to share his knowledge with the world.
Andy O'Neil
Andy O'Neil
Weblytica, United States
My name is Andy O'Neil, and I help entrepreneurs add time-saving automation to their businesses through a process called co-building. This is a 1-on-1 process where I assist business owners in building automations over Zoom calls. Each session is personalized to meet the specific needs of the business owner and their business automation requirements. I have been creating no-code processes and automations since 2006, even before the term "no-code" was widely used. I have a passion for teaching entrepreneurs how to automate their businesses using Make.com, which is why I focus on co-building. My goal is to empower people to understand and control the automation processes in their businesses. I have been married for 21 years and have four beautiful children who keep my wife and me very busy.
Jonas Peeck
Jonas Peeck
uncloud, Germany
Founder at uncloud on a mission to simplify baremetal for software teams. Software dev at heart with a passion for distributed systems and making things run at scale ⬥ YouTuber ⬥ Dad of Ida 👶🏻 Caretaker of Frodo 🐶
Daniel Hervás
Daniel Hervás
Reckon Digital, Spain
Daniel is a software engineer with a background in first, local, and then international and VC-backed startups. He's now the lead engineer at Reckon Digital, where he directs and coordinates several projects with clients such as the UN's World Food Programme.
Adam Niederer
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.
Olga Trofimova
Olga Trofimova
Splicky, Germany
As a QA Engineer and Enthusiast, Olga loves to use modern and practical approaches to improve product quality. She believes that AI will never replace human work, but could help to improve the quality of testing and reduce efforts for a manual one.
Evan Purkhiser
Evan Purkhiser
Sentry, USA
I am a software engineer who is passionate about building high-quality systems, tools, and applications. I am continually striving for the feeling of having built something I’m proud of, something I know that I didn’t take shortcuts on, and something worth sharing. I also have a deep appreciation for modern design aesthetics and robust interaction design. The melding of form and function is my holy grail.
Alex Astrum
Alex Astrum
Google, Canada
Alex Astrum is a passionate builder working in Developer Relations at Google’s Firebase, where he helps teams ship production-grade AI features with Genkit, Vertex AI, and Firebase Studio. He authored Firebase codelabs on Genkit and Gemini Extensions. He enjoys presenting live workshops and volunteering at hackathons. His current focus is around the transformational potential of AI in the app building space.
Patrick Akil
Patrick Akil
Xebia, Netherlands
Software Engineer at Xebia. Creator of the Beyond Coding Podcast (40k+ subscribers), conference speaker, and educator who's passionate about connecting people and making tech events awesome!
Keren Fanan
Keren Fanan
MyOp, Israel
Keren Fanan is the co-founder and CEO of Myop, a developer-first platform transforming how UI and UX are built, controlled and optimized in production. Keren has held key leadership positions at Moon Active and Gett and has a proven track record of success in scaling startups, launching strategic partnerships and driving profitability. At Gett, a global B2B transportation leader and unicorn, Keren served as Chief Revenue Officer and GM Enterprise. She was instrumental in scaling the company from its early stages to over $200 million in revenue, leading international SaaS strategy and overseeing marketing, sales, and business development. Following Gett, Keren joined Moon Active, a $5B gaming company, as VP of Product & Monetization. There, she led cross-functional teams, shaped product direction, and grew average daily revenue from $10K to $200K, contributing to over $1.5B in total revenue. Keren is a passionate advocate for women’s inclusion in tech and serves as a board member at Women in Tech (WIT). She also actively mentors and supports the next generation of female tech leaders.
Steven Lee
Steven Lee
Atos, UK
Steven has 13+ years of industry experiance as an engineer, tech lead, interim CTO, technical co-founder and technical consulting. Starting out as a software engineer and moving quickly to tech lead and consulting to building digital venture teams across London. Most two roles have been Head of Technology and Head of AI/Developemnt for two multinational companies. Day to day activies focused around research, development and integration of new tools and workflows for engineering teams, hiring and training the next generation of developers and building modern sustainable software.
Francisco  Gomes
Francisco Gomes
UK
Francisco Gomes is a Tech Lead, building large-scale microservices systems. His work spans engineering standards, developer enablement, security, compliance, and architecture across modern stacks including cloud, frontend, backend, and AI. Beyond industry, he has taught aspiring engineers from over 20 countries, mentoring the next generation of software developers.
Nikolay Gushchin
Nikolay Gushchin
UK
I am a software engineer with more than 8 years of experience. Over the last 5 years, I’ve worked with a wide range of companies, from start-ups to Fortune 500. I specialize in E-Commerce and am passionate about UX and AI.
Pavlik Kiselev
Pavlik Kiselev
ING, Netherlands
JavaScript developer with full-stack experience and frontend passion. Interests: web components, AI, rowing, improv theatre
David Chicaiza
David Chicaiza
Ataccama, Czech Republic
David Chicaiza is a senior front-end engineer from Bogotá, Colombia, and a React, NodeJS, and TypeScript enthusiast. He is currently based in Prague, creating data management solutions at Ataccama. David brings a blend of technical skills and public engagement to his role as an MC. When he's not working on software solutions, you might find him making music, playing chess, or traveling.