SS.

Hey, I’m

Sebastian Su

I'm a full-stack engineer with expertise in distributed systems and a passion for AI-driven, data-powered solutions. I love exploring system design, business logic, and data flows to uncover new ways technology can optimize performance and efficiency at scale.

EXPERIENCE

Microsoft

Mar 2022 - Current

Mountain View, CA

  • - Built APIs and infrastructure for Copilot and Teams, working on large-scale systems requiring high reliability
  • - Raised critical API reliability to 99.97% through system optimization and monitoring improvements
  • - Led vendor teams to fully automate testing pipelines, boosting code quality and developer velocity
  • - Carried global on-call responsibilities, solving high-priority incidents for Fortune 500 customers across eight regions
  • - Designed systems for scale, resilience, and user trust in productivity applications

Michaels

Oct 2020 - Mar 2022

San Jose, CA

  • - Led transformation from legacy e-commerce system to modern, scalable platform
  • - Built backend authentication flows, in-app messaging, and secure user management with JWT and Spring Boot
  • - Created interactive dashboards and management tools using React and Redux
  • - Delivered end-to-end ownership across the full stack, from API design to user-facing features

Qcompass Voyage Limited (Qeeq.com)

Jan 2018 - Aug 2019

Hong Kong

  • - Built analytics dashboards used daily by 200+ employees across product, marketing, and finance teams
  • - Optimized large-scale data pipelines to handle millions of data points efficiently
  • - Enabled smarter pricing and operational strategies through data insights
  • - Operated as both full-stack engineer and data analyst in fast-growing car rental startup (160+ countries)

EDUCATION

University of California, Berkeley

Fall 2015 - Fall 2019

Berkeley, CA

  • B.S. Computer Science

SKILLS

Programming

Java Python JavaScript HTML CSS Typescript Kotlin C#

Tech Frameworks

Redis Sprint Boot MySQL MongoDB Kafka Elastic Search Jmeter React.js Redux Docker AOP DynamoDB JWT API Gateway Flink n8n Playwright

Data Science skills

Regression AB Testing Pandas Power BI Tableau Google Analytics