# Zhengxi Zhang

> SWE @ Mochi Health

Location: San Francisco, California, United States
Profile: https://flows.cv/zhengxizhang

## Work Experience
### Software Engineer @ Mochi Health
Jan 2026 – Present | San Francisco, CA

### Undergraduate Teaching Assistant (Deep Learning) @ Northwestern University
Jan 2025 – Jan 2025 | Evanston, Illinois, United States

### Software Engineer Intern @ Epsilon3
Jan 2021 – Jan 2024
- Shipped 30+ high-impact, customer-requested features since the seed stage, driving $1.8M+ ARR
- Built data-intensive dashboard for 1000+ users to manage notification preferences (React, Tailwind CSS, PostgreSQL)
- Developed event-driven PDF-to-procedure automation pipeline (Node.js, AWS Textract, Llama 3, S3, BullMQ), reducing manual processing from over 1 hour to 10 minutes per document
- Designed secure OAuth 2.0 framework with REST API, AES token encryption, and state verification (Redis) for third-party integrations, creating abstraction layers that minimized code for new integrations
- Created self-service integrations installation portal (React, Redux, REST APIs, GraphQL), reducing customer support overhead for 15+ external services (e.g. Slack, Duro)
- Worked directly with Head of Design and Product Manager to organize 900+ feature ideas and compile user stories

### Product Manager, Lead Software Engineer @ Northwestern Develop + Innovation for Social Change (DISC)
Jan 2024 – Jan 2024 | Evanston, Illinois, United States
- Developed React Native mobile app for Evanston Non-Profit, Books & Breakfast, deployed on App Store with 70+ downloads
- Led team of 5 engineers through agile sprints, established shared component libraries and UI guidelines
- Created chat feature using Firebase Realtime Database and React Context, enabling instant multi-user communication

### Data Structures and Algorithms Course Section-Lead Teaching Assistant @ Washington University McKelvey School of Engineering
Jan 2022 – Jan 2022
- Led a team of 11 TAs to teach and guide 90+ students through problem sets on topics involving time complexity, common data structures (priority queues, graphs, trees, etc.) in weekly studio section
- Selected by professor as a first-year teaching assistant (TA) out of 70+ and only first-year out of 5 section-leads for a class with 300+ students

### Co Lead @ Harvard Westlake Venture
Jan 2018 – Jan 2021
- Scaled organization from 4-person team serving 30+ students with 2 offerings to 24-person team serving 200+ students with 10 offerings.
- Co-developed and now co-teach full-year entrepreneurship Directed-Study course for 50+ students.
- Co-created entrepreneurship problem-solving framework (inspired by Design Thinking) with 15+ templates and multiple company-based case studies.
- Manage and expand alumni network of 150+; met with new alumni regularly to pitch HW Venture and strategize areas of involvement; connect alumni with the Venture team (for speaker event and general mentorship) and the larger community (non-Venture students, other alumni, et al.).
- Co-taught and co-organized the Venture Incubator, currently serving 15+ students.
- Ran consulting branch that provided focus-group feedback to 15+ projects/companies of alumni, faculty, and students.
- Founded Alum-In-Residence program: an opportunity for current students to chat with Harvard-Westlake alumni from different backgrounds and industries 1 on 1.

### Lead @ HW Inc Entrepreneurship Camp
Jan 2018 – Jan 2021

### Engineer Intern @ Pangea MFG
Jan 2020 – Jan 2020
- Co-created database of 10,000+ suppliers.
- Researched and analyzed 35+ competitors.
- Co-designed database directory and connected it to website.

### Summer Intern @ Jet79
Jan 2019 – Jan 2019 | Greater Los Angeles Area
- Worked with founder to source and manage private jet charter requests.
- Communicated with charter companies and ground FBOs.
- Created a mockup for a companion booking App using Adobe XD.


## Education
### Bachelor of Science - BS in Computer Science and Economics, Minor in Transportation & Logistics
Northwestern University

### Bachelor of Science - BS in Business and Computer Science
Washington University in St. Louis

### Harvard-Westlake School

### Management & Technology Summer Institute
Jerome Fisher M&T Program


## Contact & Social
- LinkedIn: https://linkedin.com/in/jackyz21

---
Source: https://flows.cv/zhengxizhang
JSON Resume: https://flows.cv/zhengxizhang/resume.json
Last updated: 2026-04-11