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!
Matt Landers
Matt Landers
WP Engine, USA
Matt Landers leads the DevRel team at WP Engine, after joining the company in 2019 as a Technical Architect who was (and still is) super passionate about headless. That passion ultimately played a major role in the release of Atlas, which pairs WP Engine’s industry-leading WordPress platform with Node.js hosting to enable headless solutions using modern frameworks and technologies like React, Vue, and more. Before joining WP Engine, he served as Technology Evangelist at Microsoft, where he educated developers on the advantages of adopting .NET and worked with Fortune 100 companies to build some of the largest enterprise systems as an Architect. Additionally, Matt founded Covalence, a coding bootcamp, channeling his passion for teaching developers.
Florian Rappl
Florian Rappl
smapiot, Germany
Dr. Florian Rappl is a solution architect from Germany who specializes in the creation of scalable distributed web applications. He is almost exclusively working on micro frontend solutions. Florian is a long-time Microsoft MVP in the development tools area.
Lukonde Mwila
Lukonde Mwila
SUSE, South Africa
Lukonde is a Principal Technical Evangelist at SUSE and is an AWS Container Hero. He specializes in cloud and DevOps engineering and cloud-native technologies. He is passionate about sharing knowledge through various mediums and engaging with the developer community at large.
Bartek Iwanczuk
Bartek Iwanczuk
Deno, Poland
Bartek started contributing to Deno in late 2018, becoming the first employee to Deno Land in December 2019. Currently leading the CLI team.
Björn Ritzl
Björn Ritzl
Defold Foundation & Refold, Sweden
Chairperson of the Defold Foundation, overseeing development of the free and source available Defold game engine. Co-founder of Refold. Worked with mobile game development since before the smart phones. Enjoys old school games and traditional roguelikes.
Mikhail Burtsev
Mikhail Burtsev
DeepPavlov.ai, UK
Mikhail Burtsev is a head of Neural Networks and Deep Learning Laboratory at Moscow Institute of Physics and Technology. He is also a founder and leader of open-source conversational AI framework DeepPavlov. Mikhail had proposed and co-organize a series of academic Conversational AI Challenges (including NIPS 2017, NeurIPS 2018, EMNLP 2020). His research interests are in the fields of Natural Language Processing, Machine Learning, Artificial Intelligence and Complex Systems. Mikhail Burtsev has published more than 20 technical papers including – Nature, Artificial Life, Lecture Notes in Computer Science series, and other peer-reviewed venues.
Rafaela Azevedo
Rafaela Azevedo
The Chain Academy, London, UK
Recently diving into the entrepreneurship world with the mission of expanding the Web3 Community through The ChainAcademy Full Stack SDET with +16 years of Experience in QA, +14 years of Experience in Test Automation, and +9 years in Leadership, Delivering and Releasing Software on different platforms (Mobile, Desktop, Web) TechWomen 2023 Awards Winner and became a STEM Ambassador, Google Developer Experts and a STEM Women Member making an impact and bringing more people to the STEM area.
Pillippa Pérez Pons
Pillippa Pérez Pons
Smartbiz, USA
Pillippa is a dedicated software developer and avid React enthusiast, fueled by her innate curiosity and zeal for learning. Hailing from a small town and growing up in a large family, she embraced the virtues of persistence and determination from a young age. Pillippa's keen focus on innovation and the practical application of new knowledge drives her exploration of diverse features in web development. As an active participant within the community, she aspires to inspire and collaborate with fellow developers, fostering a collective spirit of growth and advancement.
Alex Ruheni
Alex Ruheni
Prisma, Germany
Alex is a Developer Advocate at Prisma, where he's working to make databases easy and fun. He loves learning and teaching other developers. Every once in a while, he procrastinates by preaching to other developers to adopt Ts. He's also a mediocre photographer at best – but the camera covers that up for him.
Arun Michael Dsouza
Arun Michael Dsouza
Bloomberg, UK
Computer programmer from India currently building enterprise products for the web. Tech speaker, open source software author and contributor. Community leader for React Delhi-NCR and Open Source Delhi. Plays drums (occasionally), loves travelling, listening to rock music and playing video games.
Moritz Gruber
Moritz Gruber
Caisy, Germany
From an early age, Moritz was fascinated by computers and technology. This passion led him to pursue a degree in IT and while still studying, Moritz met his future co-founder. The duo quickly started the journey of founding their own tech startup in the headless CMS domain: caisy. As the CTO of caisy, Moritz melds his robust background in software development with an entrepreneurial passion. He has one clear mission building the core of his work: to simplify content management for fellow developers.
Moataz Nabil
Moataz Nabil
Bitrise, Germany
Moataz has over 12 years of experience in testing and development roles across industries such as agriculture, telecom, healthcare, fashion, and food delivery. Moataz is currently a Developer Advocate at Bitrise, helping mobile engineers deliver fast, reliable, and secure mobile apps. He also helps companies build their own developer productivity teams. As well as being an AWS Community Builder, he also teaches on TAU and Udemy. His experience includes building automation projects for large and distributed projects from scratch.
Tamar Twena-Stern
Tamar Twena-Stern
XM Cyber, Israel
Tamar is a software developer, manager and architect. She has a decade of software engineering experience in various technologies: Server side, big data, mobile, web technologies, and security. She is currently focusing on Node.js, and has a deep knowledge of Node.js server architecture and Node.js performance optimisations.
Fabrice Bernhard
Fabrice Bernhard
Tech Cofounder Theodo, United Kingdom
Founder of Theodo, a tech consultancy he scaled with Benoît Charles-Lavauzelle from 10 to 700 people in 10 years. He worked on his first large legacy modernisation in 2008 and has been back in the trenches to experiment first-hand how AI is revolutionising this challenge. Fabrice has shared his Lean Tech and AI modernisation expertise at various conferences, including CraftConf, DevopsDays and Lean Summits.
Jasmin Assulin
Jasmin Assulin
deidei, Finland
CEO & Co-founder at deidei | Diversity, Equity, Inclusion & Comms specialist | She/her
Fredrik Björk
Fredrik Björk
Grafbase, Sweden
Founder & CEO at Grafbase
Santosh Viswanatham
Santosh Viswanatham
Interledger Foundation, India
Santosh is an Open web advocate, an Ambassador at the Interledger Foundation. He writes Vanilla JS for Breakfast and tweets at @isantoshv. Santosh was previously a Tech Speaker and a Participation Leader at Mozilla. As a Tech Speaker, he delivered talks on Javascript, WebVR, Cross-Platform browser extensions, and Devtools in the past at various tech conferences. In recognition of his contributions to Mozilla, his name is featured in the about:credits of every shipped Firefox browser.
Hila Fish
Hila Fish
Senior DevOps Engineer, Israel
Hila Fish is a Senior DevOps Engineer, with 15 years of experience in the tech industry. AWS Community Builder, Hashicorp Ambassador, and an international public speaker who believes the DevOps culture is what drives a company to perform at its best and talks about that and other DevOps/Infrastructure topics at conferences. She carries the vision to enhance and drive business success by taking care of its infrastructure. In her spare time, Hila is a lead singer of a cover band, giving back to the community by co-organizing DevOps-related conferences (Inc. "DevOpsDays TLV" & "StatsCraft" monitoring-focused event), providing mentorship and managing programs in “Baot” (The largest Israeli technical women’s community), and enjoys sharing her passion and knowledge wherever she can, including across diverse technology communities, initiatives and social media.
Jonas Kruckenberg
Jonas Kruckenberg
CrabNebula, Germany
As a self-taught web developer, I quickly discovered my love for lightning-fast software - whether it's a website or an app. This passion has sent me on a long journey from fine-tuning websites to exploring the exciting world of Local First Software and peer-to-peer networking. Along the way, I can't help but ponder what our digital will look like, and how we can make it more secure, privacy-focused, and beneficial for humanity. Putting my money where my mouth is, I’m currently working on Tauri, a framework to build smaller, faster and more secure apps.
Dan Kochetov
Dan Kochetov
Drizzle Team, Ukraine
Dan Kochetov, full stack web developer & system architect with 10 years of expertise, AWS expert, open source contributor, co-founder of Drizzle Team.
Hunor Márton Borbély
Hunor Márton Borbély
Berlin
Web developer with an interest in UX design. Freelancer. Creator of https://svg-tutorial.com/ and https://javascriptgametutorials.com/
Andrew Hao
Andrew Hao
Lyft, USA
Andrew is a Staff Engineer at Lyft, where he builds products for Lyft's riders. When it comes to engineering, he's especially passionate about Web performance, machine learning and systems design. When it comes to people, he loves learning about what makes people tick and building high performing teams. In a prior life, he was a Principal Engineer at Carbon Five and an Engineering Manager at Blurb Books. He lives in Oakland with his family where he spends his free time running the streets and trails, dreaming about the day we'll be able to race in person. Online, he writes at https://www.g9labs.com
Lili Kastilio
Lili Kastilio
Snyk, UK
Working closely with customers designing & building TypeScript solutions. Recently a Lead Engineer at Snyk working on extending our current languages offering by introducing new languages and language specific concepts into our system in the shape of libs, parsers and microservices. When not coding I like to spend my time hanging upside down doing circus things.
Matteo Frana
Matteo Frana
React Bricks, Italy
I am from Bergamo, Italy, I have a son of 7 and a daughter of 4. I program since I was 10 (it was 1988, GW-BASIC on a IBM 8088) and develop web apps since 1996. I’m in love with React and my mission is making content editing fun with React Bricks. I play the piano, I try to play the guitar and I write songs. I like cooking and I'm interested in quantum mechanics.