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!
Daniel Goren
Daniel Goren
Evinced, Israel
Daniel Goren is a lead researcher at Evinced, a pioneering company specializing in automating the detection of accessibility violations. With 6 years of experience and a deep passion for accessibility, Daniel is committed to driving innovation and best practices in the industry.
Alex Shershebnev
Alex Shershebnev
Zencoder, Portugal
Alex Shershebnev is a seasoned Computer Vision and MLOps Engineer with over nine years of experience shaping the future of AI-driven software development. Currently, Alex leads the ML/DevOps team at Zencoder, where he leverages his extensive background in Software Engineering, ML and DevOps to deliver high-quality machine learning solutions. His work spans complex data pipelines, cloud infrastructure management (GCP, Kubernetes), and advanced ML/DevOps pipelines, ensuring scalability and efficiency.
Katharina Fetzer
Katharina Fetzer
hylane GmbH, Germany
At the age of just 29, Katharina is Head of IT at hylane, a rental company for hydrogen trucks. She previously worked as a software developer and data engineer at WetterOnline for 9 years. In her work, she places a special focus on sustainable corporate IT and will share her experiences.
Saravanan K Nagarajan
Saravanan K Nagarajan
Rabobank, The Netherlands
Saravanan is an Architect working at Rabobank, Netherlands and one of the leads of the Growing Greener (Sustainability) community in the bank. He has more than 22 years of experience in diverse IT and business roles with different banks across the world. His passion is in Architecture, IT sustainability and Green Software and how we can generate more interest among the IT community in sustainable software. He has been nominated as a "Green Software Champion" by the Green Software Foundation.
Meaghan Choi
Meaghan Choi
Cloudflare, USA
Meaghan is a Designer at Cloudflare (previously Meta) focusing on the building the developer platform. Her expertise lies in creating developer experiences for cutting-edge technology including cloud computing, AI, machine perception and spatial computing. She is enthusiastic about bringing design into highly technical spaces and how design shapes development and vice versa.
Robert Hostlowsky
Robert Hostlowsky
Instana, Germany
Currently, Robert Hostlowsky is working as a developer, coach and systems engineer. He published an online video course about developing a full-stack GraphQL application online-course. He loves DevOps culture on modern cloud infrastructure, uses the latest state-of-the-art web technologies, and loves how it plays nicely together at minimum effort and cost. He loves web technologies. Feeling being a part of the developer community he is co-organizing the JSCraftcamp, Munich.
Bob van Luijt
Bob van Luijt
Weaviate, Netherlands
Bob is CEO and co-founder of SeMI Technologies, the business created around the open-source vector search engine Weaviate. Besides SeMI and Weaviate. Bob is a frequent speaker on the topics of open source, digital technology, software business, and creativity. He has spoken at around 100 events on the aforementioned topics in Europe, the US, and Russia.
Nataly Rocha
Nataly Rocha
Stack Builders, Ecuador
I’m a software developer working at Stack Builders with about 6 years of experience in full-stack development. I enjoy writing code, looking for new technologies, and finding solutions to problems. Music, sports, functional programming, and business are also a great part of my life.
Rebecca Friedman
Rebecca Friedman
Shopify, Canada
I am a strong full stack developer, and a Ruby on Rails enthusiast. I'm passionate about formalized SDL processes, and clean, well-tested code. Having worked on the monolith that is the Words With Friends backend service at Zynga, I've architected, developed and deployed features that have been used by millions of concurrent users. I'm a huge supporter of University of Toronto, and an Arbor Award recipient. I guest lecture when I can, mentor students through the Alumni Mentorship program, and volunteer at numerous interview prep workshops, panels, and networking events for students.
Nick Teets
Nick Teets
StackHawk, USA
Nick Teets is a software developer and musician based in Denver. Nick found his passion for connecting people using technology after spending summers in the Sandhills of Nebraska establishing a multimedia journalism nonprofit. Through an interactive website, the project told the stories of the communities of the area with audio, video, photos, and text. This early foray in journalism taught him about the intersection of empathy, technology, and storytelling, and would lead him to a career in frontend software development, creating beautiful and accessible user experiences to connect people across the world.
Roy Tal
Roy Tal
Firefly, Israel
Roy Tal is a cloud and DevOps enthusiast who loves to build tool that will make infrastructure operations better for everyone. Today he is a team leader and founding team member at Firefly who are helping solve infrastructure drift in large-scale cloud operations. Before that he served as a backend developer at Dome9, building better security practices into cloud operations, that has been acquired by Check Point.
David Wang
David Wang
Sentry, USA
Software Engineer @Sentry
Bar Hofesh
Bar Hofesh
NeuraLegion, Israel
Co-Founder, CTO & Security Researcher at NeuraLegion. Developer and security researcher, I love playing with Neural networks and other ML tools. I'm interested in new programming languages and the potential they bring.
Gavin Ray
Gavin Ray
Hasura, USA
Full Stack Web Developer with expertise in all aspects of the web development life cycle, including requirements analysis, design, development and production support. Primary strengths are Node & Javascript (ES6, React, Vue), React Native, Ruby on Rails, Amazon Web Services/Heroku, and SQL + NoSQL Database Management.
Paul Everitt
Paul Everitt
JetBrains, USA
Paul is the PyCharm/WebStorm Developer Advocate at JetBrains. Before that, Paul was a co-founder of Zope Corporation, taking the first open-source applications.
Nataliya Ioffe
Nataliya Ioffe
Rangle.io, Canada
Nataliya Ioffe is a front-end software developer with a passion for guiding organizations through digital transformation and modernization processes. Her recent work has seen her partner with organizations as they upgrade their tech stacks with React and adopt Headless architectures with powerful content editing capabilities.
Udipta Basumatari
Udipta Basumatari
Thravos.io, UK
With 16 years of product and business leadership in marketing technology at top companies like Salesforce, Adobe, WPP, and Rakuten, Udipta has led 8-figure revenue units and launched NK BigStar, Northeast India's largest streaming platform, reaching 500K monthly active users. Currently in C-level roles at innovative crypto startups, he played a key role in Bowled.io's Token Generation Event, driving over $10 million in daily trading volume for the BWLD token across multiple exchanges.
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 šŸ‘¶šŸ» Caretaker of Frodo 🐶
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.
Dara Olayebi
Dara Olayebi
Spotify, UK
Dara is a Software Engineer currently working at Spotify where she develops tools and services that provide internal teams with access to user account data. She began her career as a Frontend Engineer in the finance sector, and recently transitioned into full-stack development. With over 6 years of hands-on experience, Dara is particularly passionate about merging her creative and technical skills to design and build user-centric products that foster community. Outside of work, she loves to mentor other women who are at an early stage in their tech careers.
Dora Makszy
Dora Makszy
Norway
Dora Makszy, an experienced product design lead, focuses on seamless product delivery through efficient collaboration with cross-functional teams, especially developers. With over 17 years of international experience in various roles (developer, business analyst, manager and mainly a designer), she has a comprehensive understanding of the entire process.
Leo Goldfarb
Leo Goldfarb
Albato, Portugal
With 15+ years in Digital Marketing and Tech, Leo has built and led numerous high-performing teams and streamlined key business operations. He spent 5+ years as COO at iProspect, a major performance marketing agency within the Dentsu group. Prior to that, he held roles as a marketing expert at Booking.com and as a business consultant for IBM, Microsoft, and Hewlett-Packard. Currently, at Albato, a no-code integration platform, Leo leads customer acquisition and business development efforts. Albato helps SaaS companies drive growth and enhance customer experience through native, embeddable API integrations.
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.
Cathryn Griffiths
Cathryn Griffiths
Shopify, Canada
Senior Front End Developer @Shopify