May 2023 – Aug 2025 · 2 yrs 3 mos

• Architected and led the APAC Android Performance Optimization Practice in collaboration with Google Play. Established a repeatable technical discovery framework and mentored PMs to lead customer workshops, converting Sales leads into $3.67M USD in services revenue across Tier-1 Chinese, Korean and Japanese game studios (Tencent Lightspeed, Century Games, Top Games, Magic Tavern, CyberAgent, Sumzap, Colopl)
• Techlead for development of platform for multiplayer game development (like Roblox) for Smilegate and Tencent. Led team of 34 (21 in China, 7 in Singapore, 5 in Korea , 1 in Taiwan) to deliver on the 7.5M USD project. Technical architecture design as well as hands on coding (Lua to C# framework, multiplayer server communication with FishNet, ElectronNET + ReactJS for desktop launcher application).
• Developed time tracking tool with ReactJS, React Query, PrismaDB, PostgreSQL and NestJS used by ~200 internal users. Replaced 3rd party tool (Kantata) saving Unity professional services group 200,000 USD per year.
• Developed AI QA tool to automate gameplay testing (Google Gemini Flash 2.5 Image Understanding API, Python, Flask, Asyncio). Built AI Agent in Unity with no use of external framework.
• Developed mobile app store prototypes (React Native) for Microsoft and Riot Games.
• Developed Payments platform with Stripe Connect, NestJS, PrismaDB, PostgreSQL and React.
• Managed and mentored customer facing engineering team of 14 (in Singapore and Seoul, Korea).

Jan 2022 – May 2023 · 1 yr 4 mos

• Grew and managed solutions engineering teams in APAC (Japan, Korea, Singapore) from 8 to 41 software engineers in 2022.
• Delivered industrial and gaming projects (10M USD ACV) - technical architecture design as well as hands on coding, devOps and infrastructure management.
• Led Singapore team (11 Engineers & PMs) to 2.134M USD revenue in Q1 2023. Top APAC Professional Services team by revenue.
• Techlead for Hyundai Smart Factory Digital Twin project in Singapore. Lead Singapore/Korea team of 6 software engineers and 5 tech artists, to deliver realtime 3D monitoring system for the factory.
• Coded the simulation for AMRs (Autonomous Mobile Robots)
• Provisioned, configured and administered Kubernetes cluster on GCP for the project. Used Github Actions to deploy workloads to the cluster.
• Built Unity application for serverside streaming to web browser via WebRTC. Deployed on Ubuntu VM with attached Tesla T4 GPU on Google Cloud
• .NET 6 Backend application, Unity "Frontend" Application with SignalR on both server and client for realtime communication. Added Kafka and PLC integration (OPC UA) on backend application.
• Kawasaki Robotics integration (KRCC) in .NET, ROS2 integration with Unity https://www.linkedin.com/feed/update/urn:li:activity:7128304926421630976/
• Backend Techlead for metaverse project for South Korean crypto exchange, Bithumb
• Persistent data backend (Java Spring Boot) on AWS (ECS + DynamoDB)
• NodeJS + Express microservice for encoding crypto smart contract transactions for use in Unity application

Mar 2020 – Jan 2022 · 1 yr 10 mos · Singapore

• Software Engineering
• Lead, mentored and contributed to direct execution of 3 software projects (4 tier web applications)
• Full Stack enterprise software development with C#, .NET Core, React, Typescript, Node.js, Git, Rest APIs, JSON (Authentication: Session/ cookies, JWTs, SAML2.0 with ADFS)
• Develop containerized web applications with Docker and Kubernetes; Microservices architecture with public cloud services (AWS API Gateway, RDS)
• Plan migration of legacy applications (Windows Servers, MS SQL databases) from on-prem to public cloud
• Implement Continuous Integration deployment pipeline (hosted Gitlab on AWS public cloud)
• Write firewall rules to open routes through WAF (Web Application Firewall)
• Salesforce Integration (OAuth 2.0 server-to-server flow) with on-prem system
• Design and setup REST APIs on AWS API Gateway through (API Gateway Open API specs in YAML)
• Test Driven Development with Selenium, Codecept, JEST, React-Testing Library, XUnit, Wiremock
• Ensure secure coding and existing software development lifecycle guidelines and standards are met through the use of Checkmarx code scan, Penetration testing, Sonarqube code smells
• Production experience with persistent stores PostgreSQL, Elasticsearch, Redis
• Mentor and onboard new software engineers; ensure maintainability of multiple code bases
• Participate in daily agile stand up meeting and sprint planning and prioritization
• Architectural Patterns - MVC, BFF. Design Patterns - Facade, Factory, Singleton
• Digital Marketing
• Internal consultant for site optimization and SEO strategy
• Website tender exercise

Apr 2013 – Mar 2020 · 6 yrs 11 mos · Singapore, Taiwan

• Software Development and Product Management
• Designed and deployed 6 Android and iOS multi-player game applications (Client: C# with Unity, Web API backend: Javascript, Node.js with Express, Websocket connection with socket.io, Infrastructure: Compute Engine) to the Appstore and Google Play with team of 15 developers. Achieved 5 million total downloads.
• Product Management: Advocate for the customers; implementation of easy to use features
• Production experience with persistent store MySQL; Optimized queries to improve response times.
• Managed DNS zone on Cloudflare to connect multiple services to domain
• Single Sign-On - OAuth authentication (Facebook, Google, Google Play) with Firebase.
• Test Automation with Puppeteer.js
• PKI – certificate generation for Wordpress websites hosted on AWS EC2. Static website distributed through AWS Cloudfront CDN (Content Distribution)
• Created Serverless RESTful API with Firebase Cloud Functions, Node.js and JSON web tokens
• Deployed Facebook chatbot (Node.js webhook on Google App Engine + Dialogflow)
• Architectural Patterns - BFF. Design Patterns - Service locator, Singleton
• Digital Marketing
• Grew Gamenami user base to over 6 million users (over 500,000 users in Japan alone) in 2 years
• Grew email list to 500K emails
• Achieved 5 million mobile downloads on the Apple Appstore and Google Play
• Managed social media properties accumulating >812,300 likes on Facebook
• Achieved 30K Likes, 10K comments and 10K shares in a single post without paying for boosting
• Ran Ad campaigns in Google Ads (App, Search, Display) and Facebook Ads
• Reduced Google Ads cost per conversion (user made purchase of 5 USD or more) from 1.53 SGD to 0.73 SGD per conversion
• Speaker at Casual Connect Asia 2013, Selected for MCAP Mobile Challenge Asia Pacific in Hawaii (2016), Selected for Indie Area Tokyo Gameshow 2016, Selected for Unite Singapore Showcase 2017, Selected for Indie Prize Award Asia 2018 (Shenzhen China)

Dec 2010 – Nov 2017 · 6 yrs 11 mos · Singapore

• Digipen Singapore - Program Advisory Committee Member.
• Provide local industry input on appropriateness of curriculum content.

Feb 2009 – Apr 2013 · 4 yrs 2 mos

• Grew the company to 1.95M SGD annual revenue (2010). Managed 3 development teams of 35 people in total across 3 countries (Singapore, Taiwan, China).
• Designed and developed Singapore's first Facebook game, Battle Stations (>10M USD revenue). Grew Tyler Projects user base to 5.6 million users worldwide. Established publishing relationship with 6waves (leading publisher for mobile games) bringing in another 1 million Mandarin speaking players.
• Worked with development team and lead product meetings to stay ahead of Facebook platform and API changes resulting in lowered marketing and user acquisition cost through viral growth systems.
• Built and lead multiple delivery teams across different functions (art asset production, software development, Liveops) and locations (Singapore, Taiwan, China).
• Responded quickly to changing platform (Facebook) and market demand delivering outcomes focused on value to the customer resulting in revenue growth of 20% quarter on quarter. Over 600,000 SGD of annual sales attributed directly to customers under my account.
• Established joint venture with Dextrys (China's highest value provider of software development) in Yangzhou, China, managing development teams in 3 countries driving monetization and user growth.
• Speaker at first Facebook Developer Garage Singapore in 2007
• Panelist Facebook Developer Garage Singapore in 2008
• Speaker at Facebook Developer Garage/ social networking world summit 2009
• Keynote Speaker at Facebook Developer Garage in Taipei 2011
• Managed joint venture in Suzhou and Yangzhou, China with Dextrys Software in 2011 to develop game platform.
• Set up and registered Taiwan branch office in Taipei in 2011. Grew team in Taiwan to 5 over a year. Developed relations with Taiwanese game media and payment channel providers to grow revenue from Hong Kong and Taiwan to 300,000 SGD annually.

May 2008 – Jan 2009 · 8 mos

• Developed multiplayer Facebook game Battle Stations in Flash with LAMP stack with 2 other developers over 6 months to achieve $20,000 in monthly revenue. Responsible for game design, UI/UX and front-end client code.

Aug 2005 – Nov 2005 · 3 mos · Singapore

• Tutored students learning Java programming.