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!
Akshay Ranganath
Akshay Ranganath
Cloudinary, USA
Akshay Ranganath is a Solution Architect at Cloudinary responsible for bringing customers on-board, helping them create work-flow for media management and media delivery. While not working, you'll find him holding camera and indulging in some photography.
Katarzyna Wojdalska
Katarzyna Wojdalska
ec0lint, Poland
Katarzyna is the Co-founder and CEO of ec0lint - a tool for frontend developers that mitigates the carbon footprint of websites. On top of that, she works as a Project Manager in the nanotechnology company Nanores. Her focus lies on diamonds and vacuum sensors. Katarzyna enjoys cooking Asian food and visiting art exhibitions in her free time.
Dmitry Soshnikov
Dmitry Soshnikov
Microsoft, Russia
Dmitry is a Microsoft veteran, working for more than 13 years. He started as a Technical Evangelist, and in this role presented on numerous conferences, including twice being on stage with Steve Ballmer. He then worked for 2 years as Senior Software Engineer, helping big European companies to start pilot digital transformation projects based on AI and ML. As Cloud Developer Advocate, Dmitry focuses on creating educational content and working with academic and research institutions. He is also an Associate Professor at MIPT, HSE and MAI in Moscow, a big fan of functional programming and F#, and a maintainer/primary developer of mPyPl library. In his spare time, Dmitry explores Science Art and Technological Magic, as well as performs Chinese tea ceremonies. He can be reached at soshnikov.com.
Tiki Lobel
Tiki Lobel
Rapyd, Israel
Tiki Lobel is a fintech software developer who leads a team at Rapyd to liberate global commerce and connect the world’s disparate payment systems into a single integrated network. Her team focuses on core API development and Tiki’s ability to handle multiple projects simultaneously, and her understanding of complex dependencies within a larger system, make her an integral part of all product development in the company.
Dipanjan Sarkar
Dipanjan Sarkar
Applied Materials, India
Dipanjan (DJ) Sarkar is a Data Science Lead at Applied Materials, leading advanced analytics efforts around computer vision, natural language processing and deep learning. He is also a Google Developer Expert in Machine Learning. He has also been recently recognized as one of the Top Ten Data Scientists in India, 2020 by Analytics India Magazine & TechGig. Dipanjan has advised and worked with several startups as well as Fortune 500 companies like Intel and Open Source organizations like Red Hat (now IBM). He primarily works on leveraging data science, machine learning and deep learning to build large- scale intelligent systems and evangelizing data science to the community. Dipanjan is also a published author, having authored several books on R, Python, Machine Learning, Natural Language Processing, and Deep Learning.
Marissa Masangcay
Marissa Masangcay
Cloudinary, USA
Marissa Masangcay is a Technical Marketing Specialist for Cloudinary and has worked for the company since 2017. She has also served as one of Cloudinary’s Developer Support Engineers, where she responded to customers’ technical support requests and feature-related questions, as well as debugged customer issues and wrote code samples in multiple development frameworks. She has also served as a volunteer instructor for Girls Who Code, which is a nonprofit dedicated to teaching girls in grades 6-12 the fundamentals of coding. Marissa graduated with her bachelor’s degree in computer science from the University of San Francisco.
Tejas Shikhare
Tejas Shikhare
Netflix, USA
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.
Samuel Pinto
Samuel Pinto
OLX, Portugal
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.
Rodrigo Donini
Rodrigo Donini
Toptal, Spain
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.
Sam Scott
Sam Scott
Oso, USA
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
Siriwong (Ching) Wongthongserm
Siriwong (Ching) Wongthongserm
Coinbase, USA
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.
Michael Lukaszczyk
Michael Lukaszczyk
GraphCMS, Germany
Founder and CEO, GraphCMS
 Greg MacWilliam
Greg MacWilliam
Shopify, USA
Greg is presently focused on web applications built using Ruby on Rails, VueJS, Webpack, and JavaScript. He is also experienced with HTML5, CSS3, SCSS, responsive design practices, and visualizing large data sets using SVG, Canvas, and major web mapping frameworks. He is also fluent with RESTful and GraphQL API design, Django, Rails, Node, and some WordPress experience. Additional programming experience with iOS/Objective-C for iPhone, Flash/ActionScript3, and object-oriented design practices. Familiar with agile software development and SCRUM workflow; experienced with providing estimates. Current side projects include EpoxyJS (data binding extension for Backbone), ConstellationJS (a grid-based geometry toolkit), and the HTML5/Django-based Lassie Constellation admin system.
Megan Majewski
Megan Majewski
Shopify, USA
Megan is a Developer Advocate at Shopify, focusing on our and Apps and Hydrogen. She is new to Shopify, but brings over 6 years of experience building software; anything from NLP to iOS AR apps she’s tried it. Now she’s found a home in the JS web app space.
Gabriel Nordborn
Gabriel Nordborn
Arizon, Sweden
Author of RescriptRelay and host of RelayMeetup.com. Partner at Arizon, a Swedish IT-consultancy and startup incubator. Loving GraphQL, Relay and ReScript.
Oguzhan Ozdemir
Oguzhan Ozdemir
Thundra, Turkey
Oguzhan is a person whose passion is learning. He is self-motivated about discovering his unknown unknowns and autodidactic to move forward in this path. His primary motivation is to keep his technical breadth at the highest level it can be. Because Oguzhan believes that in each particular field, there is something he will learn that he won't be able to grasp anywhere else. In the past, Oguzhan dropped out of Nuclear Engineering to pursue his passion and enjoy what he does for a living. He mainly worked as a Backend Engineer and shifted toward the Cloud. Oguzhan is currently working as an Infrastructure Engineer and is quite optimistic about his career. He is aiming for better, non-stop.
Alex Hawker
Alex Hawker
Google, USA
Alex Hawker is a Software Engineer on the GameSnacks team at Google, where he works on bringing exciting new experiences to the web gaming space. Before that, he worked to bring new GIF features to Gboard, Google’s virtual keyboard.
Antoine du Hamel
Antoine du Hamel
Transloadit, France
Antoine is a Software Engineer from France, working for Transloadit. His love for everything open source brought him to GitHub at an early age, and he has been a regular visitor and contributor ever since. He serves as a member of the Node.js Technical Steering Committee, the esteemed governing body that oversees the popular runtime environment. When Antoine is not channeling his creative energy into technical projects, he enjoys playing the piano.
Marko Rajcevic
Marko Rajcevic
Yugabyte, USA
Marko is a Solutions Engineer for Yugabyte Cloud, he works with Yugabyte cloud customers to successfully build high throughput applications using the Yugabyte Cloud database.
Richard Davison
Richard Davison
AWS, Sweden
Richard is a Sr. Partner Solutions Architect at AWS focusing on Application modernization using Serverless and Containers. During his 3-year tenure at AWS he has played a pivotal role assisting partners & customers in various industries with their cloud adoption and modernization strategies. Richard collaborates with the development teams and engineering leaders to optimize software delivery in the cloud, emphasizing best practices and AWS's capabilities.
Heena Gupta
Heena Gupta
Expedia Group, India
Heena is an open-source enthusiast since her college days. She completed her Bachelor of Technology from Delhi Technological University, 2011-2015 in computer engineering. She contributed to KDE organization during Google Summer of Code. Later, she mentored open-source contributors as a Google Code In, 2013 mentor and made the KDE community even more stronger by her diligent demonstration of mentorship skills. She was also one of the co-administrator and mentor for Search of KDE, 2014 and Google Code In, 2014. She has represented KDE organization in various Google Summer of Code knowledge sharing sessions held in DTU. She also presented KDE plasma projects in FOSSASIA 2015, Singapore. She also organized a Google Summer of Code meetup in Delhi which was featured in Google open-source blog. Apart from her open-source contributions, she has over 8 years of work experience as a software developer. She is currently working at Expedia as a Software Development Engineer III for Flights. She is one of the service owner for flights progressive web application. She has done several pipeline improvements for an efficient release process and is responsible for ensuring timely releases using the release pipeline for the same. She is a part of flights performance project where she shares a crucial role in making the flights progressive web application performance efficient. She has presented on “Portfolio Management through storytelling using narrative visualizations with advanced filtering” in Hong Kong Open Source Conference, 2017. She also presented a poster on “Optimal financial planning through storytelling using narrative visualizations with advanced filtering“ in Grace Hopper Conference India, 2017. She was also a mentor in “Learn IT, Girl” 2015 in which she mentored female developers.
Théo Ben Hassen
Théo Ben Hassen
Shopify, Canada
Mobile Engineering Manager at Shopify
Timo Hoogland
Timo Hoogland
Netherlands
Livecoder, music technologist, educator. creative coding for sound, visuals and algorithmic compositions. maxmsp, jitter, javascript, pd, p5.js, mercury.
Alex Ackerman
Alex Ackerman
Shopify, USA
Engineering Manager @ Shopify