| Jiang HaoYuan | |
| Software Engineer from Singapore | jhypewpew@gmail.com |
Languages: Java, Kotlin, Python, Go, C++
Tools / Frameworks: Spring Boot, PostgreSQL, MySQL, Spark, Cassandra, Elastic, Selenium
This section outlines projects I have delivered professionally. For a list of other projects I have worked on in school or in my free time, please refer to Addendum: Projects @ https://haoyuan90.github.io/Resume/addendum_projects.html
Senior Software Engineer at Flo Energy Oct 2025 - Present
Flo Energy is an independent electricity retailer focusing on green energy supplies.
Renewable energy certificate retirement
I am the owner of workflows to redeem renewable energy certificates (RECs) for customers. I work with business and product owners to improve the operational process and to define a longer term road map for the system.
Senior Software Engineer at Google (Netsoft / Transport Design) Dec 2021 - Mar 2025
Netsoft provides software solutions to scale Google's inter/intra data center network infrastructure. I am the software tech lead for Google's wide area network (WAN) design.
Network design automation
I am the main contributor of design automation software that helps network engineers complete Pb scale long haul fiber optical network design within days. I work closely with various optical network design/research teams to introduce new technologies to Google's optical network.
Hardware demand forecast
I am the owner of software components to create forecast for hardware material demand for Google's long haul fiber optical network. I collaborated with program managers from forecast and supply chain functions to make sure Google secures the right amount of hardware on time to complete planned data center infrastructure projects.
Senior Product Engineer at Wise (East Asia Expansions) Feb 2019 - Nov 2021
Wise is an international remittance service provider. My team is responsible for building our product to serve customers in Japan, Korea, Hong Kong and China.
Japanese customer onboarding
I am the main contributor in my team's efforts to deliver a better onboarding experience for customers in Japan under Japan's new regulatory framework. I designed and built a revamped KYC onboarding flow. I lead projects to integrate with internal and external operational tools. And I designed and shipped improvements to protect customers' privacy better. I improved the team's visibility over product metrics by building various health dashboards.
Payment rails' expansion and maintenance
I led engineering efforts building new payment integrations with Chinese wallets. I upgraded our payment integrations working closely with various partners at different levels of technical maturity. And I contributed to enhancing existing integrations focusing on improving stability of our services and giving operation teams better tooling to solve their day to day problems.
Key challenges involve working with diverse teams and excercise strong product engineering ownership to deliver features with clear timelines.
Software Engineer at Mobilewalla May 2014 - Jan 2019
Mobilewalla is a fast growing adtech startup. I contributed to our demand-side platform (ad bidding) product and I was responsible for building up our backend processes supporting a data segmentation product
Ad campaign data analytics
I took over this product at infant stage and built upon it. I created a batch data ingestion pipeline and efficient database schema suited for analytical queries over a large dataset.
I also assisted our ops team setting up efficient reports on Tableau and designed data pipelines/schemas to support high performance end user facing dashboards.
Audience segmentation
I built a system to process and enrich tens of terabytes a day worth of mobile bidstream data reliably and to serve the output to our audience segmentation system efficiently.
National University of Singapore, Bachelor of Computer Science with First Class Honours
May 2014
PRC Undergraduate Scholarship (full scholarship)
Dean's List
May 2012, May 2013