Resume
Hao Wu.
Staff Software Engineer · Meta
San Francisco Bay Area
Staff Software Engineer at Meta and Tech Lead for advertiser-facing engineering on WhatsApp Ads. Experience spanning product development, full-stack ownership, ads buying services, and delivery infrastructure.
Experience
Staff Software Engineer
Meta WhatsApp Ads
2025 — Present
- Joined as an early engineer on WhatsApp Ads and built the ads buying service.
- Tech Lead for advertiser-facing engineering and its delivery infrastructure, leading a team of 5+ engineers.
Senior Software Engineer
Meta Promotional Ads
2022 — 2025
- Grew into the Tech Lead role and owned the full stack of Promotional Ads, enabling advertisers to attach offers and discounts to campaigns.
- Improved advertiser buying flows across Ads Manager and the Marketing API.
Software Engineer
Meta Vertical Ads
2019 — 2022
- Served as a technical point of contact for Automotive Inventory Ads and Automotive Model Ads.
- Built features across ad formats and delivery to address advertiser needs.
Software Engineering Intern
Facebook News Feed Ranking
2018
- Built a scheduling service for ranking model training; received a return offer.
Software Engineering Intern
Intel Asia-Pacific R&D Big Data
2016
- Worked with Docker, DevOps, and big data infrastructure.
Education
Carnegie Mellon University
M.S. Information Networking
2017–2019 · Pittsburgh, PA
Shanghai Jiao Tong University
B.E. Electrical & Computer Engineering
UM-SJTU Joint Institute
2013–2017 · Shanghai
Technical skills
LanguagesJavaScript · TypeScript · Hack / PHP · Python · SQL · C++ · Java
Tools & disciplinesReact · Relay · GraphQL · CUDA · System design