Nov 2023 – Apr 2025 · 1 yr 5 mos · Palo Alto, California, United States · On-site

• Developed and fine-tuned advanced language models (LLMs) for interactive role-playing applications using Python and PyTorch, focusing on community-driven AI design.
• Analyzed large-scale model performance metrics across billions of conversations, leveraging data analysis pipelines and cloud-based tools (AWS/GCP) for scalable experimentation.
• Designed and implemented APIs to support real-time inference and enhance user engagement and personalization.
• Collaborated cross-functionally with software and research teams in an Agile environment, driving continuous integration and rapid feature deployment.

Mar 2023 – Nov 2023 · 8 mos · Palo Alto, California, United States · Remote

Jun 2021 – Feb 2023 · 1 yr 8 mos

• Software Engineer.

Jan 2018 – Jun 2021 · 3 yrs 5 mos · Redwood City, California

Sep 2016 – Jan 2018 · 1 yr 4 mos · Los Gatos, California

• Build front end single page app with rich interactive components using modern Emberjs that provides creative review capability, namely commenting, replying, @mention and associate comment with a selected rectangle region of an image or a timestamp on a video. Added realtime notification for the comments using socket.io. Added videojs player, updating build flow for Ember along the way. Adapt desktop web app for mobile web use.
• Build backend real time notification for pushing database update from backend to front end to ensure user across the board will not see stale notification when they are connected to internet.
• The stack of the app includes MySQL, ElasticSearch, docker based build pipeline, Spinnaker deployment flow, Jenkins regression flow, Jenkins UI deployment flow

Sep 2014 – Sep 2016 · 2 yrs

• Build web service with wide range of Web stack including nodejs, django, s3, sqs, dynamoDB, SQL, bootstrap, mongodb, ajax, hapi, koa, bootstrap. Experience with reactjs / react-native, material UI, flux. Experience with Java, python, Javascript based full stack development.
• Build a power visualizer that can visualize temperature, screen status, hdmi plug events, cpu utilization, network traffic for FireTV sticker to quickly root cause thermal shutdown using highchart, nodejs, python. Build a power checker that automatically go through power logs to detect, rank issues. Build a wakelock validator that detect stale wake lock instantaneously using python, django, pyjnius, java. Build a tool that download logs from spectator log archive programmatically using python. Build a tool that interface to ETL database and feed information for downstream processing of CS contacts, metrics reports, thermal crashes using python, SQL.
• Update memory dashboard, build plug in for visualization tools such as Amon.

Jul 2011 – Sep 2014 · 3 yrs 2 mos · San Jose, CA

• Architected and prototyped fast power model based on Python back end and Excel front end. Coordinated with various groups to implement competitive power, performance and yield strategy and architected new power technology.
• It is fun!

Oct 2005 – Jul 2011 · 5 yrs 9 mos

• Prototyped a excel front end, C++, Python back end power model that allows real-time prediction of next generation leakage and dynamic power through harvesting data from various sources
• Developed C and C++ based display compositor model that can perform color conversion, scale and later video encoding capability.
• Lead a team of engineers from Shanghai to Implement compositor, display, video engines.

Jan 2004 – Jan 2005 · 1 yr

• • Implemented display image color space conversion, scaling and compositing software and hardware.

Jan 2000 – Jan 2003 · 3 yrs

• Implemented packet processor firmware in Maker 2.5G OC48 DSL packet processor.
• Debugged firmware and hardware issues in system.
• Implemented router packet queue model and firmware.