Matz is a Japanese computer scientist and software programmer best known as the chief designer of the Ruby programming language and its original reference implementation, Matz’s Ruby Interpreter (mri). Matz is nice, and so we are nice!

Bernard Banta is the CTO and co-founder of Finplus Group. He is also Chairman at African Ruby Community. With over 12 years working in tech, Banta is passionate about how technology can be used to transform Africa.

Jemma Issroff is a Ruby Core committer who works on Shopify's Ruby Infrastructure team. She is also a co-founder of WNB.rb, a women / non-binary Ruby community, and a co-host on The Ruby on Rails Podcast.

Ben is the co-founder of Forem, an open source software company that operates DEV and other social networks. Ben has been writing Ruby code for about 15 years.

Benji, originally from Cape Town but now living in London, has been working at Zappi for the past 6 years. He has a background in Electrical & Computer Engineering and has been working on their analysis and R&D teams where he has been thinking of new ways of storing their data.

Brad Urani is a coder, karaoke singer and barbecue evangelist. When not skiing, hiking or hacking, he preaches the wonders of Ruby and SQL as a Principal Engineer at Procore

Chakrit is a seasoned software engineer who has worked on almost every single role in the software department from standard individual contributor all the way to CTO and currently owns and operate PRODIGY9 Co., Ltd. remote software and IT consultancy based in Bangkok, Thailand.

Elle is a back-end engineer with more than 15 years of experience, leading projects and teams for many technology organisations. At Blackmill, she coaches engineers in effective management practices so that they become engaging, thoughtful and inclusive leaders.

Faraaz is a Software Engineer based out of Bengaluru, India. He leads the development of the Ruby static analyzer at DeepSource. He is the author of the Trains gem, and is always ready to talk about football.

He(lio) has created things primarily in C/C++ & Ruby, over the past 20+ years. He first met Ruby at v1.8.7 and Rails 2.x in 2010 and he is a Happy Developer since then. He is currently a part-time Rails consultant, while building a new product and doing some OSS!

Hitoshi, a programmer at Monstarlab, is the creator of PicoRuby & PRK Firmware. He maintains ruby/irb and ruby/reline. Winner of Fukuoka Ruby Award First Prize in 2020 & 2022, and a Ruby Prize 2021 final nominee.

Huy is a Software Engineer driven by a genuine passion for his craft. He loves tackling complex challenges in finance and technology. He firmly believes that technology can revolutionize our world in every aspect, and he’s excited about using his skills to make a positive impact.

Katrina has worked as a professional software developer for 18 years. She is the co-author of 99 Bottles of OOP. Katrina is probably most well known for creating Exercism - a free, not-for-profit coding education platform powered by a wonderful volunteer community, that serves over 1.5 million users.

A long-time front-end standards dev, Lachlan joined the Australian Ruby community in 2006, but first wrote Ruby for money in 2016 at GitHub. He's led teams and orgs for more than a decade, and now tries to share those experiences as much as possible through his work at Blackmill.

Matthew is a jack of all trades technologist and developer. He enjoys reading novels, playing sport, running and any activity involving his wife and two teenage children.

Michael is a developer keen on the people side of things. He loves pairing, and in particular with people new to writing software. He especially likes driving software out with tests and directing the evolution of the design. In his spare time he is busy camping with his 4 kids.

Omar, a Staff Software Engineer III hailing from Spain, has embraced the vibrant city of Berlin, for half a decade. Employed at FactorialHR, he ingeniously crafts technical solutions, fearlessly venturing into uncharted territory within the Core: Processes - Communications team

Rado has more than 20 years of experience working in tech. He is currently the CTO and Co-Founder at Angry Building. Previously was Head of engineering at Product Hunt. Enjoys blogging, conference speaking, and solving problems.

Rishi is currently working with OmbuLabs where he does Rails upgrades, performance tune reports, open-source contributions. In my spare time, I like to travel, play any sport, play games on his PS, and spend time doing nothing at all.

Selena is a full-stack lead engineer at Fresho in Melbourne Australia who is particularly passionate about TDD. As a self-taught coder with a background in management, she is well-equipped to mentor others. In her spare time, she is a nak muay ying, a professional kickboxer.