May 2025 – Jul 2025 · 2 mos

May 2024 – May 2025 · 1 yr

Feb 2023 – May 2024 · 1 yr 3 mos · San Francisco Bay Area

Feb 2022 – Feb 2023 · 1 yr · San Francisco Bay Area

• Leading the shopper platform team, I drove strategic initiatives to accelerate shopper accounts growth and optimize checkout experience for enterprise clients.
• Key Achievements:
• Developed and executed a comprehensive strategy for shopper account growth.
• Led efforts to enhance end-user checkout experience cross multiple products.
• Accelerated enterprise client onboarding by orchestrating cross-functional collaboration.
• Nurtured top-tier engineering talent, fostering a culture of continuous learning and career development.

Jan 2018 – Jan 2022 · 4 yrs · San Francisco Bay Area

• During my 4-year role as a founder and CTO, I had an incredible journey characterized by innovation, strategic acumen, and effective team leadership.
• Achievements:
• Guided the company through Y Combinator, securing angel, pre-seed, and seed funding rounds.
• Grew the product from ground zero to X millions annual GMV.
• Led a massive successful pivot during COVID and move the company into next level.
• Leadership & Team Building
• Built the entire engineering team from the ground up, hired senior leaders.
• Cultivated a high-performing engineering team that consistently delivered results.
• Fostered a culture of engineering excellence with a strong emphasis on impactful outcomes.

Jul 2015 – Oct 2017 · 2 yrs 3 mos · San Francisco

• UberEats
• Tech lead for the market dynamic team, driving various initiatives to optimize delivery costs and enhance overall efficiency.
• Innovated solutions including batch/multi-stop delivery and delayed batching, resulting in substantial cost savings and performance improvements.
• Guided the team's roadmap, aligning it with strategic objectives, and translated vision into tangible, attainable goals.
• Mentoring and growing engineers.
• Infra
• Built a distributed configuration system that empowers internal feature experimenting system and
• flexible operation management.

Jan 2013 – Jul 2015 · 2 yrs 6 mos · Menlo Park, CA

• Growth
• Built the first context based notification system for instagram. The new system significantly increased 7/14/30 days retention metrics by unlocking the customized push notifications.
• Infra
• Worked on large-scale distributed systems that power 1 billion monthly active users.
• Migrated image storage from S3 to Facebook image storage, saved millions of storage cost.
• Migrated Instagram posts, comments, and like metadata from Postgres to Facebook TAO. The project unleashed next level of scalability for instagram metadata storage.

Aug 2010 – Jun 2011 · 10 mos · Beijing City, China

• Worked with Professor Jie Tang, research area includes data mining and machine learning

Dec 2009 – Aug 2010 · 8 mos · Beijing, China

• 1st employee of one of the largest Chinese e-commercial company.