Yu Yuen Hern is a Data Scientist and research engineer at Xpress AI, He actively researches, develops and translates AI and Data Science methods into software products. Currently pursuing a Master of Data Science at the University of Malaya to gain a deeper understanding of Data Science methods. He occasionally consults and train teams to embrace data science, contributes to open-source projects on GitHub and answers questions on StackOverflow.

Front-end engineer with 6+ years of experience and specializing in React and Amazon Web Services infrastructure.

Samuel Hai is an experienced infrastructure architect with expertise in hybrid and multicloud architecture supporting data engineering and AI. He has over five years of experience working within a cloud infrastructure and 11 years working with general IT infrastructure. He worked recently at 66degrees as a technical lead and implementation engineer for large enterprise clients across multiple verticals. He had been working for a while with SHI International Corp., wherein he started as a Presales Cloud Solution Architect and was eventually promoted as their Cloud Systems Engineer. He guided key application owners on load balancing options for multiple IIS servers and on a re-platforming strategy into Azure Web Apps.

Jaco Ahmad Prawinda has developed multiple mobile, web and desktop programs ranging from company websites to e-commerce applications for PCI Digital and Ebaba using his mastery in WooCommerce and other internal CMS tools. He has wide-ranging experience in building front-end web using HTML & CSS, WordPress, AngularJS 1.x, ReactJS, React Native or any JavaScript framework, and developing Flutter and back ends using Go, Node.js, and GraphQL API. At OY! Indonesia, Jaco has built an interactive web chat application on top of React, Redux, Node.js with WebSocket and XMPP communication.

Adam is a DevOps engineer with extensive experience designing, deploying, and managing secure, scalable cloud infrastructure on Microsoft Azure. He leverages Infrastructure as Code using Terraform, and builds CI/CD pipelines with Azure DevOps, GitHub, and Bitbucket to automate releases and enforce governance. His expertise spans Entra ID, RBAC, networking, VMs, storage, and AKS, where he manages production-grade clusters. He develops secure Terraform modules, implements automated testing with Go and Terratest, and enables code-driven monitoring to support reliable, highly available enterprise environments.

Chris Wu is a Software Engineer with 9+ years of experience in full-stack development, delivering robust, production-grade applications across diverse industries. He specialises in MVC/MVVM architectures and builds scalable solutions using React, Angular, Vue, Node.js, PHP (Laravel/Symfony), Python (Django/Flask), and Rust (Rocket). Chris designs REST and GraphQL APIs, manages databases including MySQL, PostgreSQL, and MongoDB, and develops cross-browser extensions for Chrome, Firefox, Edge, and Safari (Xcode/Swift). He applies TDD, CI/CD, and AWS to ship secure eCommerce and cloud-native systems.