# Jun Z.

> Senior Software Engineer at NewsBreak

Location: Palo Alto, California, United States
Profile: https://flows.cv/junz

## Work Experience
### Senior Software Engineer @ NewsBreak
Jan 2023 – Present | Mountain View, California, United States

### Senior Software Engineer @ Alibaba Group
Jan 2021 – Jan 2022 | Hangzhou, China
Established Alipay brand service from scratch.
• Developed brand-asset management service for Alipay CRM, enabled asset verification and brand authorization, covered 100K+ clients and 2M+ assets. 
• Developed brand-toolbox service to help merchants in brand management, asset authorization and coupon distribution, supported 7K+ brands and 35K+ merchants.

Improved Alipay merchant service.
• Designed and developed account-app recommendation service to enable merchants to recommend their app to customers.
• Collaborated with multiple teams to divide Alipay accounts into operation/transaction accounts for compliance purposes.
• Participated in troubleshooting and technical support, ensured stable service for 100M+ Alipay merchants.

Designed and developed a low-code data visualization platform with Java/React, cut development time of customized business dashboard from weeks to days.

### Software Engineer @ LeFit Fitness
Jan 2020 – Jan 2021 | Hangzhou, China
Led the data-tech team on data development and infrastructure R&D.
• Established real-time data processing service with Flink and Kafka, built the first real-time dashboards for sales events and daily business monitor.
• Applied tree-algorithm in batch data processing optimization, reduced data production time from 70 to 30 minutes, saved 20% computing & storage resources.

Designed and developed event-tracking management platform with Java/Vue.
• Developed real-time event-tracking validation service with Flink/Redis.
• Developed customized dashboard and toolbox for event-tracking data analysis, significantly improved efficiency compared to request BI to manually export data.
• Replaced 3rd party service, saved cost and controlled data leakage risk.

Rearchitected data query middleware to enable version/process control, circuit breaker, flow monitor and task group isolation, improved reliability above 99.99%.

Customized Metabase as a data analysis platform to replace 3rd party service.

### Full Stack Engineer @ Wizer Innovation
Jan 2018 – Jan 2020 | Shanghai, China
Led the tech team on product design, development and operation.
• Developed a photovoltaic investment advisory platform, detected 100K+ potential projects from satellite images through machine learning (Faster-RCNN).
• Developed an energy management system for factories with Python/Vue.

### Investment Analysis Manager @ Dowell Group
Jan 2016 – Jan 2018 | Shanghai, China

### Data Manager @ CBRE
Jan 2013 – Jan 2016 | Shanghai, China


## Education
### Master in Structural Mechanics
UCLA
Jan 2010 – Jan 2012

### Bachelor in Civil Engineering
Tsinghua University
Jan 2006 – Jan 2010


## Contact & Social
- LinkedIn: https://linkedin.com/in/jun-z-12a90a11

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Source: https://flows.cv/junz
JSON Resume: https://flows.cv/junz/resume.json
Last updated: 2026-03-22