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!

Lucas Estevão
Apple via Avenue Code, USA
Mentorship available
Lucas is a proud dad and kickboxing brown belt. He has over 15 years of experience in large-scale software development, from system design and architecture to engineering management of front-end teams. In addition, he invests time in influencing technical recruitment processes, mentoring engineers, and, most recently, hosting a career podcast in Brazilian Portuguese. Currently working at Apple as a contractor from Avenue Code.

Rohit Singh
Tria (Prev Threely), India
Mentorship available
I'm a Frontend Engineer mainly involved with building dev-tools and universal component libraries using React Native. My major contributions are towards building NativeBase and gluestack-ui. When I'm not coding, I enjoy playing guitar, singing, and gaming. And I'm a big time nature lover!

Rashmi Nagpal
Cactus, India
Rashmi is a Software Engineer at Cactus with a passion for building products in AI/ML. In her almost 4.5 years career in tech, she’s brought products to life at pre-seed startups, scaled teams and software at hypergrowth unicorns, and shipped redesigns and features used by millions at established giants. When she's not coding, capturing cosmos using her telescope, or playing board games with friends, you can find Rashmi playing with fluffy - her maltese breed pet dog!

Nazar Hussain
ChainSafe Systems, Germany
I am around the industry for quite a long time having experience spanning over multiple decades. Started coding with the procedural programming approach in Basic and C. Then witness the rise of Object Oriented paradigm and spent years developing in ActionScript and C# and Java and later Ruby and Javascript. Was part of the e-commerce boom and developed hundreds of web portals in PHP, ASP, .NET. The MVC era revolutionized the industry and I contributed through Yii, Zend, CI, CakePHP, Kohana, and later RoR. And now very enthusiastic about the rebirth of functional programming.

Scott Gerlach
StackHawk, USA
Scott Gerlach is Co-founder and Chief Security Officer at StackHawk, a Denver-based startup focused on empowering engineers to easily identify and remediate security bugs. Scott brings over two decades of security and engineering experience to his current role, having served as CSO, CISO, and in other executive leadership functions at companies like SendGrid, Twilio, and GoDaddy. When he's not at work, you'll find Scott spending time with family, brewing beer, and playing guitar.

Cody Zuschlag
Nearform, France
Cody is a software engineer consultant, developer relations engineer, and university instructor with a passion for learning and sharing technology. He teaches a university web development course and loves interacting with developers of all experience levels. He started speaking internationally in 2022 at React Summit and NodeConf EU as well as hosting some of the events connected to NodeConf EU. His current passion is building full-stack and decentralized applications using all OSS technologies.

Marcin Gebala
Saleor, Poland
I'm a software engineer who specializes in building web apps using Python, GraphQL and React. Currently, I work as a lead developer at Saleor. I speak at tech conferences about Python and GraphQL. I'm a runner, musician and traveler in my free time. I'm based in Wrocław, Poland.

G. Ann Campbell
SonarSource, USA
G. Ann Campbell coded JavaScript for early browsers (think Netscape 3, IE 4), plus Perl, C, and Java. She became a vocal member of the SonarQube community in 2010 and joined SonarSource in 2013, after co-authoring SonarQube in Action. Her software career has spanned support, documentation, coding, and product management. Through the SonarQube community, she has helped hundreds of people understand how to make the most of SonarQube to write Clean and Secure Code.

Aaron Mitchell
HeroDevs, USA
Aaron “Mitch” Mitchell has 10+ years of experience in product management. He’s consulted for Twitter, Sony, Western Digital, Lyft, and others on new product development and strategy. He is currently the President of HeroDevs and spends his time longboarding and playing with his 3 sons.

Stuart Malt
Comnoco, United Kingdom
Stuart is the founder of Comnoco, a visual programming tool for backend dev.
His current interest is in turning frontends into full stack apps, by building scalable code agnostic functions, using no-code and AI. Having built and worked with different business automation software he advocates for faster, more accessible dev. He has two daughters and one dog. In his free time, when he's not learning new technologies he's probably walking the dog

Aspen Smith
ReadySet, USA
Aspen Smith is the dataflow tech lead at ReadySet. She spent the first decade of her career as a full-stack application and data pipeline engineer, where she developed a deep dissatisfaction with the current offerings in the database world, and passion for making the experience of using databases easier and more delightful for application engineers. She joined ReadySet in 2020 as the second full-time hire to make that vision a reality. In her spare time, Aspen likes to play music and ride bikes around Brooklyn, NY.

Petros Plakogiannis
Trasys Greece, Greece
Petros Plakogiannis lives in Greece. He has graduated from the University of Piraeus and the Technological Educational Institute of Crete. He has been working professionally as a software tester since 2009, with a strong focus on automated testing using various tools like QTP, Selenium, Protractor, Cypress, etc. He also has significant experience in white box testing, application testing (desktop, web, and mobile), and security testing. He travels a lot and supports customers onsite by providing information regarding automation testing. He is also a Cypress Ambassador and the main organizer of the Ministry of Testing Athens meetups, and he is very active in the testing community

Carl Vuorinen
City Dev Labs Oy, Finland
Carl is a web developer and team lead at City Dev Labs in Finland. He has over a decade of experience in web development with various frameworks and languages. He likes to take on challenging projects and to learn new things to effectively solve real problems. He focuses on quality code that produces real value to the end user.

Daniel Ostrovsky
Payoneer, Israel
A seasoned Full Cycle Web Development Expert and R&D Manager, brings over two decades of experience, skillfully leading both local and international development teams from concept to delivery. As a recognized public speaker and blog writer, he also makes notable contributions to the open-source community.

Gilad Shoham
Bit, Israel
Currently leading the development team at Bit. A former architect and team lead at Sisense. Founder of Propcy and Stunity, and a graduate of an IDF elite programming unit.
An experienced speaker, blogger and podcaster about JS, architecture, Frontend, and home automation.
I have been writing code since I can remember and had my share of successes and failures but always kept the love for what I do. As a contributor to the open-source community, I believe that software is the most powerful way to make our lives better every day.

Daniel Rios Pavia
Personio, Spain
Daniel is a Lead Frontend Engineer in Design Systems at Personio based in Madrid, Spain. Previously
he was a core maintainer of Shopify's Hydrogen framework and had his own company yellowme.mx for seven years. Outside of work, He is into electronic music, guitars and tennis.