JavaScript experts, mentors, speakers

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.

Cynthia Akiotu is a Cybersecurity Architect and Identity Specialist with expertise in IAM, data governance, and Zero Trust. She is also a Microsoft MVP. She has led projects on securing AI-driven environments, identity risk, and insider threats. A certified Microsoft Identity & Access Administrator and Microsoft Certified: Information Security Administrator, Cynthia speaks at global events and writes on AI governance and security. She also leads community initiatives as Cyberhero Coach Cynthia, promoting digital safety.

After working as a science teacher for a few years, Sylvana transitioned into software engineering as a means to provide a quality education to all learners. She began her career as an apprentice at Codecademy and is now a software engineer at the company. During her time at Codecademy, she has gained experience with React, Next.js, and Typescript and has led initiatives like the tech reading club and dev workshops.

Jordan is the frontend technical lead at Mysten Labs. He is passionate about Taco Bell and TypeScript.

Frontend Engineer working at Docplanner. Passionate about Web technologies, JavaScript and Vue.js. Founder of Escuela Vue (http://www.escuelavue.es/). Voracious reader of ancient history and philosophy (Stoicism).

Backend Software Engineer for +10 years in industries such as telco, online betting, and financing, embraced the passion for leading and caring for people 3 years ago, being now at OLX Group as Engineering Manager.

Sam is the cofounder/CTO at Oso working on making security more accessible for developers. Sam previously got a PhD in Cryptography and was a contributor to TLS 1.3

Gabriel is a Node.js core collaborator, TSC member emeritus, and a member of the Node API working group with a passion for improving performance. Formerly of Nokia, Intel, and SpaceX, currently at Auction.com.

Jen Person is a developer advocate for Squid Cloud, an enterprise-grade backend-as-a-service that connects to and secures any API or data source. With nearly a decade of experience in developer products, Jen has extensive experience connecting with developers through talks, blogs, events, social media, and videos. She is passionate about creating the best development experiences so devs can focus on creating the best applications.

Douglas has been working at Codeminer42 since 2020, taking part in several projects since then, tailoring solutions and providing consultancy on customer's systems. Worked in systems that required queue management for data fetching and ingestion, and scheduling tasks, from financial and blockchain-related solutions to e-commerce platforms.

Richard is a Senior Software Engineer at Sentry on the Issues team, where his recent projects include redesigning the Issues UI and creating LLM-based Issue Detection. In his free time, he enjoys cooking, skiing, and being disappointed in the Ferrari F1 team.

Located in the vibrant city of San Francisco, Mike Poteat is a committed technical leader, skilled software engineer, and approachable people manager. His areas of interest are wide-ranging and encompass programming, type theory, pure mathematics, and more. In the open-source world, Mike has had the opportunity to contribute to meaningful projects. One of these, hkt-toolbelt, applies higher-kinded types to TypeScript in an attempt to expand its functionality. Additionally, he's worked on spellbound, an agent-based LLM-powered VS Code extension that aims to enhance the usability of the platform. Currently, Mike finds himself immersed in the voice AI industry at a startup backed by Y Combinator. He's part of a team working on the front lines of artificial intelligence, continually learning and evolving their approach to create cutting-edge solutions. Away from his day job, Mike takes time to reflect and share his experiences on his blog, code.lol. He delves into topics around machine learning, programming, and other tech-related subjects, hoping that his musings might offer value to others exploring these fields.

Todd Schiller is co-founder and CEO of PixieBrix. He’s spent the past 15 years building AI, data science, and software engineering tools for large enterprises and hedge funds. He earned his PhD in Computer Science from the University of Washington.

Shifra Williams is a Developer Relations Engineer at Render who specializes in making complex technical concepts accessible and actionable. With a background spanning data science, technical writing, and support engineering, they bring hands-on experience in deploying and debugging real-world applications. Shifra has taught over 135K+ Crash Course learners and holds a deep passion for creating breakthrough moments when deployment strategies and developer tools finally click. She excels at bridging the gap between technical teams and practical implementation.

As a former agency developer, Hanna has experience building apps on various platforms. At Shopify, she is a front-end developer on a team dedicated to building out the capabilities that enable great embedded apps. Hanna has spent the last three years building and maintaining Shopify App Bridge, a JavaScript library that lets developers embed apps directly inside the Shopify Admin and Shopify POS.

Samuel Pinto is a Frontend Engineer since 2013, he has been working with large using facing applications in companies like Microsoft, Bumble, and OLX. He worked from 5 different countries and loves to be involved and learn new cultures.

Sebastian Witalec is the head of Developer Relations at Weaviate. He loves working on both serious and fun projects, and one day he will use his robot army to conquer the world. He is always happy to learn about new stuff and to pass the knowledge as far as his voice (or the wire) can take him. Sebastian is based in Copenhagen, actively working with various Dev communities across Europe. When not acting techie, he is a massive football fan/player (probably bigger at heart than in skills).

Game developer with a healthy curiosity for the web. Worked at Wooga for a few years, then freelanced in several game studios. Now in charge of making tech work at PlayPack here in Berlin.

John joined React Flow in 2022 and takes care of the documentation, communication and community.

Experienced Customer Success professional with a history of working in developer tooling and startups. Extensive background as a support professional.

Rodrigo is a focused developer who produces digital projects for agencies around the world. He has 20 years of experience using various methodologies and tech in most web and mobile projects. He has a strong knowledge base of the WordPress world and is very engaged with the community: building custom themes, plugins, and core customizations. He specializes in WordPress, developing for the front-end back-end and in managing digital projects.

Siriwong is an Engineer Manager at Coinbase. He enjoys working on products in the latest technology space. Previously, he worked at Facebook in News feed, Videos, and Portal. At Coinbase, he leads the team to innovate in the Crypto space.

Founder and CEO, GraphCMS

Lenny is a Solutions Architect at Apollo Graph in San Francisco, CA. He was previously a software engineer and graph champion at Square. When he’s not thinking and talking endlessly about GraphQL and frontend, he’s probably trying to recreate some dish from a YouTube cooking video or hanging out with his wife and son.