JavaScript experts, mentors, speakers

Mesut is a Quality Assurance Capabilities Leader with extensive experience in test automation, CI/CD transformation, and building quality into development lifecycles. In his role as a cross-squad quality leader, he focuses on scaling organizational quality capabilities across teams while continuously improving the efficiency and impact of QA practices. He brings strong expertise in Agile, CMMI, and PMP methodologies, and has held key roles such as Quality Owner, Hiring Manager, and Chapter Lead in multinational environments. His experience spans a wide range of industries, including Industrial Automation, IoT, SaaS/PaaS, Cloud Services, Defense, Autonomous Mobile Robots, Embedded Software, and Supply Chain Management. Beyond his day-to-day work, Mesut is an active contributor to the global QA community. He is a frequent international speaker, Best Presentation Award winner, and program committee member at industry conferences. He is also the founder of Tokyo Test Fest, the first international Software QA conference in Japan, bringing together professionals from over 30 countries and fostering global collaboration. See: https://drive.google.com/file/d/1lKTxhk1KEhXBw4kJRTBnHrfusn1S6-Yi/view

Anisha is a React Native Developer Advocate at Amazon where she is focused on enabling and supporting app developers around the world.

Architect and full stack developer, jack of all Typescript, Web3, .NET Core, Flutter, Kubernetes, Dev Ops, Networking, Monitoring, Analytics, Databases, APIs and all the things! Specializing in web3 content management and developer experiences.

Connor works on tracing at Grafana Labs. Previously, he contributed to OpenTelemetry while at AWS.

Steven is the primary developer on axe-core. He enjoys working on an open-source product that contributes to a more accessible web and loves chasing down performance improvements. In his free time, he develops accessible JavaScript games and participates in game jams.

Tom is an experienced developer with over a decade at Wix.com. There he helped establish the Wix R&D Academy and organized multiple community events, including the "You Gotta Love Frontend" conferences. Later, he led the development of Stylable, an open-source CSS toolchain for components, and now heads developer relations for Codux, striving to make web development more efficient, user-friendly, and accessible to all.

Andreas is a cloud architect, consultant, and developer with a keen focus on the modern web. He’s passionate about understanding the mechanics behind tools and libraries, with a particular love for Design Patterns, TypeScript, and React, and enjoys building solutions that are both elegant and practical.

Co-founder and CTO of BAM

Besides being a husbad and father, Rotem is a software engineer and manager, open source advocate, focusing on developer experience and building developer tools for over 13 years. Passionate about optimizing development flows, for both humans and agents, learning and educating when I can. Creator of returnzero.dev In his current role at Taboola, Rotem has a dual mission: to make ADLC transparent, measurable and steerable, and make the CI feedback loop blazingly fast, to support the 10x PRs ADLC brings with it.

Michael is a full-stack engineer and designer with over a decade of commercial experience in multiple web and mobile technologies. An advocate and frequent contributor to open source software, Michael is the author of the ionic/vue library which allows developers all over the world to write Ionic mobile apps using the Vue framework. In his free time, he enjoys game development, contributing to Open Source, hardware modding and creating projects in new languages.

Maxime has been working with MongoDB for the past 7 years and in the IT industry for 10 years. He is a MongoDB and Java trainer, with DEV and DBA MongoDB certifications. Maxime joined MongoDB as a Developer Advocate 3.5 years ago to share his experience with the community. He loves clean code, scuba diving, code challenges and vikings!

In her 18 years in the software industry, Bonnie has discovered that she loves all things testing (how great is it when testing reveals exactly what you need to fix about your refactor or new feature?). She's particularly devoted to Test Driven Development for its emphasis on planning before coding. Bonnie is equally passionate about teaching, and she's pleased as punch to be producing online content full time. She feels weird writing about herself in the third person.

Konstantinos is as a Software Tech Lead at monday.com on the Client Foundations team, building developer tools and enabling teams with a microfrontend architecture. When he’s not architecting scalable frontend solutions or optimising developer workflows, he’s sharing microfrontend best practices, contributing to the developer tooling ecosystem, and helping teams navigate the complexities of distributed frontend architectures.

Frans is Chief Data Officer at ixpantia. He combines a diverse skill-set, that includes business analysis, data analysis and enterprise architecture, with more than 15 years of experience to help organizations respond to their data driven innovation needs quickly and effectively. Frans has a PhD in biology from the University of Amsterdam and has taught at universities in Europe and Latin America. As a consultant he has facilitated in-company training on diverse topics, including data driven innovation, applied statistics, statistical programming and machine learning.

Riccardo Erra is a developer advocate at Figma. He joined Figma as their first developer advocate in EMEA. Before joining Figma he worked as a software engineer for 15 years with the last few years spent as a design system engineer. At Figma he's empowering engineers to make the most out of the various Figma's tools tailored to developers.

Raihan Nismara is an experienced front-end web developer from Indonesia who is passionate about crafting memorable experiences through apps and sharing his knowledge and actively contributes to the tech community through his podcast, volunteering, and speaking engagements.

Hi, I’m Adrien 👋. I’m a Senior Software Engineer at Nagomi. I previously lead the Micro Frontend effort at Cazoo (and wrote about it!). I’m passionate about building things, such as theatreninja.com a theatre ticket website, clashofstats.com, a statistics tracker for Clash of Clans ⚔️, Vue GWT a library that lets you build Vue.js components in Java ☕️, and more recently Tiny Frontend an open source Micro Frontend architecture library 🐰. I live in London with my partner. In my free time, I love going to see a show in the West End, playing some Beat Saber or reading the latest book from Brandon Sanderson.

Raanan Weber is a JavaScript and TypeScript ("Web"?) developer, currently working at Microsoft as Babylon.js Web Tech Lead and is one of its core contributors, with emphasis on WebXR and the engine's build system. With a passion for open source, he constantly contributes to Babylon.js and various other Open-source projects. He lives in Berlin, Germany, where they find joy in playing the guitar and exploring Berlin's forests with his family and dog.

Johnny is a full-stack developer who loves pushing what's possible with software products. He specializes in building browser extensions that don't break user experiences.

Max is a senior engineer at Nx and Polygraph - he's been thinking about building dev tools for years - before and after AI agents. When not digging through code, he spends his time travelling, reading sci-fi and listening to music.

Creator of Best of JS and JS Rising Stars projects.

Stepan Suvorov has over 15 years of experience in web development, information security, and scaling tech startups. As the CTO at Studytube, he has led the AI-driven transformation strategy, introducing innovative features. Stepan is an expert in applying AI, particularly tools like ChatGPT, to streamline software development, from code generation and debugging to documentation and code reviews. A Google Developer Expert and frequent conference speaker, he is passionate about teaching developers how to use AI to boost efficiency and deliver high-quality results in real-world applications.

Principal software engineer at Deno, previously co-founded GitBook.

Morten is a web developer of 20+ years, and a React expert in the last 6. Morten co-authored React Quickly, 2nd Ed, published early 2023 at Manning Publications. Working as a freelance consultant, Morten has been helping agencies and companies of all sizes improve their React codebases. Also, he actually enjoys refactoring! Life-wise, Morten is an ultrarunner, board game enthusiast, and corgi fanatic.