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Halgir is a software engineer, currently building infrastructure at Weights & Biases. Previously, he worked on similar problems at Facebook and Quora. He is interested in distributed systems, infrastructure, and developer tooling. He enjoys building reliable and scalable systems that make other engineers more productive.

Hoài shares web programming experiences and product development stories on 2coffee.dev. He writes about various topics, including lessons learned from playing games, personal finance management, and technical issues encountered with technologies like RabbitMQ and Node.js. He also documents his journey of learning Rust and explores free LLM APIs. Hoài is the creator of OpenNotas, an open-source note-taking application that gained recognition on ProductHunt. He also shares personal experiences, such as his thoughts on coffee and reflections on the past year.

Kevin Blackistone is an artist and researcher. He is an Adjunct Lecturer in Immersive Performance. This semester he will be leading a workshop class teaching large scale, immersive, durational, interactive movement/performance narratives. His paper detailing the process used to create blended radiological chimeras has been accepted for publication as part of the Conference on Expanded Animation, to be presented as a part of the Ars Electronica Festival. His anti-improvisational alogrithmic interface thesis work was presented as the finale of the opening night reception for the 50th International Computer Music Conference in Boston, June 2025. His paper detailing the production and function of his spherical looper will be included in New Instruments for Musical Expression 2025 in June. He defended his thesis "Hostile Architectures as Algorithmic Intervention in Musical Improvisation" at the Tangible Music Lab , Linz, making himself the first graduate of the MA, Postdigital Lutherie program.

Sundeep Agarwal is the author of several programming books and runs the learnbyexample programming blog. He is always working on another book. His books are available in PDF/EPUB versions on Gumroad or Leanpub, and some have free online versions. He also has an Escapist reviews blog for fictional books. He can be followed on Twitter, GitHub, and Youtube.

Till Konrad Schröder is a Software Engineer living in Estonia, but mostly traveling the world. He talks about programming languages, compilers, and related topics on his website. He can be contacted via GitHub, Gitlab, LinkedIn, or Matrix/Element at @ROT:matrix.org. He encourages people to reach out if they think he should look at their programming language. He can also be reached at hi at this domain.

Sebastian Hyberts is passionate about game and software development. He graduated from GameIT College in 2016, with a focus on game development using Unity3D and C#. During and after high school, he developed an internal-use app for Merrisun as the sole developer, using C# and Xamarin with a PHP backend. He worked for Kiloo as an Associate Software Engineer and Game Tester. Sebastian also worked on a student project for Varmekontrol, creating a Java/Spring system. He assisted the Distributed, Embedded and Intelligent Systems research unit at Aalborg University, creating high-performance parsers. In 2022, he earned a master's degree in Software Engineering from Aalborg University, specializing in programming language research. Currently, he is a Platform Engineer at Subaio. He also volunteers at ABK-Net and used to volunteer at Dotsrc.

Rok Andrée is a blogger, web developer, and former politician. He writes in both Slovenščina and English. Currently, he is developing Inštitut IP21 and the company HR Potentials. His blog covers topics such as politics and the Covid-19 epidemic.

Thomas van der Berg is a certified security professional (CRTP, 2025; PNPT, 2024; OSCP, 2018; CEH, 2016) from Leeuwarden, the Netherlands. He has experience with testing web applications and IT infrastructure, and writing detailed and understandable reports about security issues. He also has a background in programming (mostly projects with JavaScript, C, C# and Python). He is a fan of Linux and free/open source software. He has been working in IT security since September 2016. Thomas is interested in independent assignments and welcomes inquiries regarding website or company security reviews. His interests include history, Linux, free and open source software, old games, music, cats, protecting human rights, travelling, and learning Chinese.

Prof. Luc Rocher is an Associate Professor, Senior Research Fellow, and UKRI Future Leaders Fellow at the Oxford Internet Institute, University of Oxford. They lead the Synthetic Society Lab, a research group that conducts human-centred computing research to understand how data, digital infrastructure, and algorithms affect society. Prior to joining Oxford, Luc received a PhD from the Université catholique de Louvain and worked as a researcher at the Data Science Institute and Computational Privacy Group of Imperial College London, at the ENS de Lyon, and at the MIT Media Lab. Their work has been published in peer-reviewed conferences and journals, and has been covered by newspapers and featured in media outlets. Their research has been referenced by organizations and has led to changes to the UK's Data Protection Bill. Luc was General Chair of HotPETS and Area Chair for ACM FAccT. They lead the Observatory of Anonymity, an interactive website in 89 countries.

est.im is a personal website. The owner of the website likes to build things, mostly with code. They are interested in compilers, emulators, operating systems, and reverse engineering. They also enjoy learning about math, physics, and security.

Tinsmith, also known by other names, is the author of futz.tech, a blog celebrating old tech, preservation, and keeping devices out of landfills. The blog reflects a love for the Old Internet, better manuals, and user accessibility. Tinsmith enjoys figuring out how things work, leading to many interests and hobbies, as well as piles of electronic junk awaiting repair or repurposing. They dive into projects with available resources and attempt to repair broken devices. Tinsmith's interests include sci-fi/fantasy, books about arctic exploration, and personal/indie blogs. They enjoy retrogames and text-based games, and listens to synthwave, drum & base, metal, bebop jazz, and electronic music. Currently, Tinsmith works as a professional troubleshooter and solution liaison for a small company supporting the automotive and aerospace sectors.

Egan Bisma is a fully-stacked engineer. He is currently at Cornell Tech, starting in August 2025, in New York. Previously, he worked at Sociolla in Jakarta from June 2024 to July 2025, BRIK in Jakarta from January 2023 to May 2024, and HPE in San Jose, CA from September 2019 to October 2022. He has worked on projects such as Glazier, a headless React window management primitive, and Rematch Coach, a desktop app to analyze user gameplays for online competitive video games. He also created Kopimap, a map of cafes in DKI Jakarta, and ScreenplaySubs, a Chrome extension to watch movies in Netflix with screenplays in sync, side-by-side.

Alessio Marchetti is a Data Scientist at Avvale. He formerly studied math at Università di Pisa and Scuola Normale Superiore. Alessio is the creator of a sudoku variant game that uses standard 9x9 Sudoku as a base and adds optional mechanics. He wrote a high school thesis on Genetic Algorithms, with some basic ideas and some working examples. He also created a WIP game and an Ising Model Simulation via Propp-Wilson Algorithm for a university exam. His bachelor degree thesis focused on Lambda Calculus. Alessio's master degree thesis involved building a transformer based model to predict the evolution of the clinical condition of patients and an explaination pipeline for a post-hoc local explaination.

Yihang is a software engineer currently working at Wise (formerly TransferWise), focusing on growing their presence in China. In the past, Yihang worked at Meta/Facebook and freelanced for several companies. Beyond writing code, Yihang is passionate about leveling up other engineers through mentorship and coaching, focusing on career growth or technical skills improvements. Yihang also cares about the products being built and has been a key influencer for product strategy and product experience for most projects worked on. Yihang has professional experience working with the JVM (i.e., Java, Spring, Kotlin, and friends) and JavaScript/TypeScript (including React and NodeJS). Yihang's personal interest in the field is wide-ranging, with excitement for the BEAM/Erlang ecosystem and the homelab /home server/self-hosting scene.

KahWee is an expert who writes about web development, AI tools, and tech trends. KahWee's expertise includes AI tools like Claude and Sora, modern web development with React and Vite. KahWee provides first-hand accounts and analysis on topics ranging from registering a fictitious business name to the impact of AI on job cuts. KahWee also covers specific technologies like jQuery, Tailwind, and React Router, offering insights into their practical applications and potential pitfalls.

Filippo Valsorda is a cryptography engineer and professional open source maintainer. He maintains the cryptography standard library of the Go programming language. He was the lead of the Go Security team at Google until 2022, and was on the Cryptography team at Cloudflare until 2017. He attended the Recurse Center batches Fall 2013 and Fall 2 2017. He can be found on GitHub and Twitch as FiloSottile, on Mastodon as @filippo@abyssdomain.expert, and on Bluesky as @filippo.abyssdomain.expert.

Lelanthran is a software developer based out of Gauteng, South Africa. Lelanthran writes software and works on anything computery. Lelanthran operates a small technology consultancy, producing bespoke software systems. Lelanthran can advise on potential projects, create prototypes or Proof of Concepts, and fix existing software.

Meysam Azad is a Senior Site Reliability Engineer with over eight years of professional experience. Born in Iran, he moved to Turkey and lived there for a year from 2021-2022. As of 2022, he is currently living in Indonesia. He is married and has two dogs named Ruby & Sky. His areas of expertise include Kubernetes, containerization & serverless (AWS Lambda, Cloudflare Workers, etc.), Infrastructure as code (IaC) tools like Terraform and Ansible, and cloud providers such as AWS, Azure, and Hetzner. He also has experience with CI / CD pipelines (GitHub Actions, Gitlab CI, etc.), monitoring & observability tools (Prometheus, Loki, Grafana, etc.), and GitOps principles and tools (FluxCD, ArgoCD, etc.). Outside of work, he workouts 4-5 times a week, practices piano, enjoys reading non-fictions, loves riding motorcycles, and enjoys deep conversations. He creates technical content, including Youtube videos and blog posts. He is available for consulting and freelance SRE projects.

Francesco Monti is a researcher and data scientist. He works on machine learning and artificial intelligence, with a focus on graph representation learning, generative models, and geometric deep learning. He is interested in applications to drug discovery, computational biology, and network science. He obtained a Ph.D. in machine learning from the Swiss Federal Institute of Technology (EPFL).

U-Zyn Chua is a software engineer who builds, researches, and writes about technology, artificial intelligence, and the open web. He is an angel investor and mentor to startups, especially from Southeast Asia. He also teaches AI engineering to Master of Technology students at the National University of Singapore. For over a decade, he has architected and built technology solutions for businesses and governments. He is the architect of Sand Dollar, the world’s first retail central bank digital currency (CBDC), for The Central Bank of The Bahamas. In 2016, he became Singapore’s first Smart Nation Fellow. In 2018, he was named on the Tatler Gen.T list for innovative talents in Asia. In 2006, he launched Ping.sg. He has a strong interest in open source software and the open web.