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!

Ian Schwartz
Cargurus, USA
Ian Schwartz is a Principal Developer at Cargurus with nearly a decade of experience in JavaScript, and more recently, TypeScript. His passion lies in functional programming, which he loves to integrate with React to build robust and scalable web applications. With a strong background in modern JavaScript frameworks and libraries, He is dedicated to pushing the boundaries of what's possible in web development while fostering a collaborative and innovative environment. He has a dog that looks like a cow.

Mikael Landau
Semble, UK
I co-founded Semble after witnessing the challenges of a fragmented healthcare system first-hand. Driven by a desire to create meaningful change, I joined forces with my fellow tech entrepreneur and friend, Christoph Lippuner, who had also seen the impact of disconnected care.
Leveraging our experience as tech entrepreneurs who had successfully exited their first start-up, we collaborated closely with doctors and healthcare staff to design an interoperable, all-in-one clinical system that truly meets their needs and enables them to amplify their impact. Today, Semble supports thousands of healthcare professionals across more than 77 specialities, helping to improve care for over 8 million patients.

Daniel Sogl
Thinktecture AG, Germany
Daniel Sogl is a Consultant at Thinktecture AG and a Microsoft MVP for Developer Technologies – Web Development.
He helps companies design and implement complex web applications, with a strong focus on modern web technologies with Angular as well as Generative AI and AI-assisted software development.
Knowledge sharing is one of his core passions – as a speaker, trainer, and author, he regularly contributes to conferences, workshops, and publications. His mission is to foster technical excellence and empower teams to build sustainable, future-proof software solutions.

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.

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.

Bogdana-Elena Avadanei
Zoopla, UK
Bogdana is an Engineering Manager at Zoopla, where she leads teams in building scalable, high-impact technology solutions. Over the past nine years, she has grown from an eager engineering intern into a thoughtful leader passionate about people, process, and continuous improvement.
Her career spans both fast-paced startups and large organizations, giving her a broad perspective on how teams thrive in different environments. Beyond her day-to-day work, Bogdana is dedicated to supporting the next generation of technologists. She has taught at coding bootcamps and apprenticeships, guided students in launching their careers, and was an instructor for Code First Girls.
Driven by curiosity and a focus on growth, Bogdana helps engineers find opportunities for learning and innovation in the fast-moving world of tech.

Vijay Ramesh
Demandbase, USA
Vijay has been building software professionally for 20 years, focusing mostly on full-stack and backend development for the first half of his career before transitioning into data engineering and applied data science roles, and eventually into engineering leadership. Today at Demandbase he heads up two of the main application groups - supporting Account Based Experience and Advertising - as well as leading the Core and Shared Services platform team.

Tejas Shikhare
Netflix, USA
Software Engineer with over a decade of industry experience in developing reliable and scalable software systems.
Specialities & Interests: Distributed Systems, Server Engineering, API Design, System Architecture, Data Modeling, Caching Solutions, Databases, Algorithms, Server Infrastructure and Operations.

Sofia Larsson
IKEA, Sweden
Sofia leads end-to-end product teams building services and customer experiences in a distributed architecture. She cares deeply about creating environments where engineers can do their best work. Outside of work, she co-hosts Developers!, one of Sweden’s most popular software podcasts.

Kritiketan Sharma
Shine Solutions, Australia
Kritiketan (aka Kittu) is a Managing Consultant at Shine Solutions, and have been building consumer facing applications for a decade. He is passionate about knowledge sharing, developer experience and web development. He believes technology should simplify lives and make them better. He is getting closer to finding the world's best sandwich.

Mathilde Buenerd
Shopify, Spain
I am a Frontend Developer at Shopify and a certified Web Accessibility Specialist. My expertise lies in creating complex user interfaces that are both user-friendly and compliant. At Shopify, I develop No Code tools, enabling all users to effortlessly customize their Online Store.

Francisca Beatriz Medina Concha
LATAM Airlines, Chile
Professional designer, web developer (freelance), business analyst (Cencosud) and teacher (PUC).
Specialized in graphic design, UX/UI, and web development, I have garnered experience in both corporate and educational sectors. As an active volunteer at JSConf Chile, Fundación Antonia, Technovation Girls, and Women Who Code, I am recognized for my communication skills, leadership, and commitment to inclusion in STEAM. I possess a proven track record in teaching and simplifying complex technical concepts. My active participation in tech communities and a unique perspective on user interaction design position me as an influential voice in merging algorithmic art with programming, particularly in JavaScript.

Mattia Lobertini
Datadog, Italy
I’ve spent over 15 years in tech, building products and leading engineering teams that scale. From writing code to shaping strategy, I love solving complex problems and turning ideas into real-world solutions. I believe great products are built by empowered teams, and
I’m passionate about creating spaces where engineers can collaborate, innovate, and make an impact.

Joel Chippindale
Monkey’s Thumb, UK
Joel is a CTO Coach who supports start-up and scale-up CTOs to successfully and confidently navigate the changes in their roles as their businesses evolve. He has over 20 years experience building, scaling and leading software development teams, mainly in start-ups, where he held both CTO and COO roles.

Blazej Abel
Landingi, USA/Poland
Blazej Abel - Entrepreneur, founder, and CEO of Landingi, one of the leading landing page platforms. An engineer by education. He bounded with the Internet industry for 20 years, when he started an interactive agency and spent most of his career close to website creation. Speaker at numerous conferences and a trainer. Husband, father, football player, cyclist and LEGO fan since 1982 :)








