Roc Wong — web, handcrafted.

Career & Education

Staff Software Engineer @ Vital

2025 — now  

Backend engineering with a focus on machine learning and GenAI. Productionise in-house ML models with Python, and integrate LLM with our patient app in TypeScript and Node.js. Full-stack web development for the in-house admin console app using React and Elasticsearch/OpenSearch.

Senior Software Engineer @ Vital

2021 — 2025  

Built a backend event sourcing system with AWS Lambda, DynamoDB, and Kinesis that handles events from hospitals. Built and maintained data pipelines using Redshift, dbt, Spark, and Databricks. Also contributed to feature engineering using Tecton and Chalk.

Senior Web Developer @ Canon

2018 — 2020  

Led a four-person team to build Salesforce-integrated B2B eCommerce systems using React, Laravel, PHPUnit, MySQL, Kubernetes, and Azure.

Senior Web Developer @ Pocket Square

2016 — 2018  

Primarily worked on the Shopify eCommerce platform as a full-stack developer, while also doing Vue, WordPress, and Magento projects, hosted on Digital Ocean.

Web Developer @ Moustache Republic

2014 — 2015  

Full-stack web development on Magento and AWS. Built in-house Magento extensions. Email dev & testing.

Web Developer @ Tencent

2010 — 2013  

Built marketing campaign sites for QQ VIP using JS & PHP. Created a campaign management system, and an internal framework based on Yii.

Master of Engineering @ UESTC

2003 — 2010  

Study computer science in university.

Intern @ Infosys

2006 — 2007  

A trainee under the mainframe stream (e.g. COBOL and DB2). Researched on the interoperability between .NET and Java.