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!
Niklas Abrahamsson
Niklas Abrahamsson
Original Creation
Fullstack javascript developer focused on React / Node.js. Always up for a good challenge and learning new stuff. Spends a lot of time with Remix and on the padel court. Organizer of Remix Sweden meetup group.
Calin Tamas
Calin Tamas
Around25, Romania
Building mobile apps. I aim to write reliable and well-documented software.
Jaayden Halko
Jaayden Halko
Coder, Portugal
Jaayden has 20 years experience in software development in areas such as testing, gaming and frontend web development. Currently, he is working on building agentic coding tools for Coder.
Sergey Bocharov
Sergey Bocharov
ETG, UK
I’m a Senior Frontend Engineer at ETG, passionate about the Web and modern browsers. My expertise includes JavaScript, Node.js, and React, with a deep focus on building scalable, high-performance applications and crafting seamless user experiences.
Dipanshu Gupta
Dipanshu Gupta
Red Hat, Senior Software Engineer, Pune, India
Mentorship available
Senior Software Engineer at Red Hat, where I work on OpenShift AI. Most of my recent work has been building CI pipelines that run AI agents against incoming requirements: scoring them, reviewing them from multiple angles, and generating specs before engineers start coding. I also created Upstream Pulse for tracking OSS contributions and cypress-test-explorer for VS Code. I spoke at React Advanced London 2024 (GitNation) on Server-Driven UI.
Ganesh Divekar
Ganesh Divekar
Bajaj Technology Services, India
I am a tech content creator and AI engineering professional with 25.5K+ followers across LinkedIn, Instagram, GitHub, and Medium. I regularly share insights on JavaScript, AI/ML, and modern web development, along with hands-on demos, tutorials, and conference highlights. As a speaker and mentor at global tech events, I engage a diverse audience of developers, students, and tech enthusiasts worldwide. My content blends deep technical knowledge with accessible explanations, helping my community stay ahead in the rapidly evolving tech landscape.
Nick Marino
Nick Marino
ReadySet, USA
Nick Marino is a backend developer at ReadySet, where he helps build the Rust code that powers ReadySet’s caching systems. In his past career, he’s had extensive experience writing Erlang code, and has worked on database systems at Basho and Datometry, as well as a variety of telecom systems at other companies. He lives in Rochester, NY with his spouse Tasha and his dog Astrid, and he enjoys spending his spare time reading, playing cello, and practicing aerial arts at the local circus school.
Anton Kalik
Anton Kalik
Amenitiz, Spain
Hi there, I am a Senior Software Engineer at Amenitiz, specializing in crafting intricate, scalable solutions utilizing JavaScript. My deep-seated passion extends to all facets of software development, reflecting a lifelong fascination with the transformative power of technology. As a child, I experimented with basic programming language, now I am orchestrating a symphony of diverse technologies. Whether it's a robust web application or an innovative tool, I revel in transforming ideas into tangible digital realities.
Jason Green
Jason Green
Threads Styling, UK
Jason’s passion for the digital world has taken him across the entire spectrum of the creative process, from conceptualization to deployment. Jason is now Director of Technology at Threads Styling, building a platform to empower personal shoppers and power the future of chat commerce.
Kunal Dubey
Kunal Dubey
DAZN, India
Kunal is currently working as a Senior Software Engineer at DAZN ( World's largest sports live streaming platform ). His work revolves heavily on improving the user experience while watching any sporting event on our platform. Apart from his work, he loves reading and experimenting with latest tech in my free time.
James Haworth Wheatman
James Haworth Wheatman
Theodo UK, UK
James is a Tech Lead on full-stack web and mobile applications at Theodo UK, a Lean Software Consultancy in London. As a consultant, he has built and deployed apps to production and led teams within many sectors, from green tech, to insurance, to finance, working within start-up teams building a business from the ground up or within multinational organisations. James is currently thinking about Tech Quality, Training, and Leadership within the Software Engineering world and plays the keyboard in a work band.
Omar Diop
Omar Diop
Learnn, Italy
Passionate Software Engineer with a strong background in technology and a desire to constantly learn and grow and share. Omar has always been fascinated by technology since a young age and aspired to turn his passion for programming into a career. At the same time, he has a strong passion for marketing, funnel optimization, product development, and business. He dedicates a portion of his time experimenting with new solutions in these areas on projects that interest him.
Cristhian Motoche
Cristhian Motoche
Stack Builders, Ecuador
I'm Cristhian Motoche, a software developer at Stack Builders. I have worked for about 6 years on different projects and I have faced different challenges using many programming languages such as: Haskell, Python, TypeScript, R, Elm, PowerQuery, etc. I love to learn new things and review the potential of programming languages. I’m very into functional programming and type-driven development. Apart from that, I like to develop other skills like drawing, playing the guitar, learning Japanese, etc.
Octave Raimbault
Octave Raimbault
Datadog, France
Senior front-end engineer. I build the next generation of Application Security tools using your typical React & Typescript stack.
Dmitrii Ivashchenko
Dmitrii Ivashchenko
MY.GAMES, Serbia
Dmitrii is a software engineer with over ten years of experience developing mobile games, frontend and backend systems. He is a member of the International Game Developer Association, Ukie Video Games Ambassador, and Academy of Interactive Arts & Sciences (AIAS) and an author of articles on Medium and HackerNoon. As a judge, he has participated in evaluating projects for CODiE Awards and Globee Awards 2023, as well as in numerous hackathons. Progressed from junior full-stack developer to Lead Software Engineer at MY.GAMES, serving over 1 billion users globally. Expertly guiding game developers and backend engineers to craft profitable and engaging games.
Omry Nachman
Omry Nachman
Codux, Israel
Omry Nachman, an accomplished technology leader, currently CTO at Codux, a Wix company. With over 20 years of experience in frontend and backend development, Omry has held CTO positions in multiple startups and founded the Wix Academy. His passion for React, TypeScript, and the web drives his innovative approach to web development.
Henry Lie
Henry Lie
HENNGE, Japan
Henry is a dedicated and accomplished professional in web development, with a strong background in front-end engineering. With years of experience and a proven track record of success, Henry has contributed to numerous successful projects and has a reputation for driving innovation and excellence. With a talent for simplifying complex projects and a passion for optimizing developer experience, Henry has been recognized for architecting and building an entire project's frontend from scratch, resulting in a highly performant web application. His work has consistently delivered outstanding results and inspired his peers.
Mostafa Hadian Dehkordi
Mostafa Hadian Dehkordi
Amazon, UK
Mostafa Hadian Dehkordi is a Software Development Manager at Amazon in London, where he leads an engineering team at IMDb. Over the past year he has focused on how engineering teams adopt AI in their day-to-day work, and how that is changing the way they work with partner teams, such as product and design, to deliver for customers. He is also interested in how teams share what works, so each one doesn't have to figure it out alone, and has run knowledge-sharing sessions with other engineering organisations that took different approaches to AI adoption. He has more than 20 years of experience building software and has led engineering teams at Karhoo and Sky.
Jacob Whitford-Bender
Jacob Whitford-Bender
xMentium, Canada
Full Stack JS
Katarzyna Dusza
Katarzyna Dusza
Spotify, UK
Katarzyna is a Senior Software Engineer with over 9 years of experience passionate about software architecture, building high-quality solutions and solving exciting challenges. She has worked for various organisations across different domains including e-commerce, health care, fintech and B2B. As a former Kubernetes trainer, conference speaker and blogger, she truly believes that knowledge sharing helps us become stronger professionals. In her free time, she paints and plays board games. Currently, she is working at Spotify on the SDK that powers Spotify player on the Web.
Zan Markan
Zan Markan
CircleCI, UK
Zan Markan is a developer advocate at CircleCI, on a mission to educate and inspire developers on the topics of CI/CD, DevOps, and software quality. Across his career he has worked in companies of various sizes, from enterprises to own startups, and everything in between, and across industries as diverse as retail, AI, and developer tools. He’s passionate about serverless technologies, mobile development, and developer experience. Outside of work, he enthuses over airplanes, craft beer, and the Oxford comma.
Elad Tzemach
Elad Tzemach
Amazon, Canada
Elad Tzemach is a software engineer at Veeva Systems. He is the UI Lead for SafetyAI - a product that enables companies in pharmacovigilance to automate processes using artificial intelligence. He is passionate about AI, React, the JavaScript eco-system, web architecture and new technologies.
Rajni Gediya
Rajni Gediya
Hinge Health, USA
Mentorship available
As a Staff Software Engineer at Hinge Health, I contribute to developing patient-centered digital musculoskeletal solutions by leveraging expertise in Bluetooth Low Energy (BLE) technology and cross-platform mobile development. My work supports the integration of advanced wearable technology with clinical care teams, enhancing accessibility and outcomes for millions of users. With over three years of experience at Hinge Health, I specialize in crafting scalable, user-friendly mobile applications using React Native. My mission is to empower healthcare innovation and improve patient experiences through technology. By collaborating across teams, I help deliver impactful solutions that align with the organization's goal of reducing pain and improving lives.