# Cheng-Ting (Tim) Tsai

> Staff Product Design Engineer at Clover Network, Inc.

Location: Sunnyvale, California, United States
Profile: https://flows.cv/chengtingtimtsai

I help engineering products to the world. 

Staff product design engineer with 10 years of experience to support the full product cycle of complex high volume electro-mechanical products. An individual contributor, team player and a mentor.

## Work Experience
### Staff Product Design Engineer @ Clover
Jan 2022 – Present | Sunnyvale, California, United States
- Ship 1M+ Clover devices
- Strategic Cost Innovation (Patent Pending)
- Cross-functional Leadership
- Advanced Optical Integration
- JDM Management

### Product Design Engineer @ Clover
Jan 2019 – Jan 2022 | Sunnyvale, California
- Ship Clover Flex 3, Clover Mini 3 and accessories
   - Architect and design new POS system throughout NPI stage
   - Experience working with industrial design teams to integrate aesthetics and functionality
   - Supporting the maintenance of existing product in mass production
   - Expertise in failure analysis, root cause investigation, and creating Design of Experiments (DOE)
   - Experience in managing design trade-offs and down-selection processes
   - Collaborate with Asian manufacturing facilities and address Design for Manufacturability (DFM) challenges for high-volume products

### Product Design Lead @ Foxconn
Jan 2017 – Jan 2019 | Cupertino, California
-  Lead Foxconn US team and Co-lead China team to build and launch new  product
-  Iterate design ideas throughout NPI stage from 1 unit mockup to 1M mass production
-  Design enclosure architecture with advanced surface modeling from system engineering input
-  Develop hinge assembly process and test plan for supreme cosmetic and quality requirement
-  Design product stiffness test fixture and support press fixture/tooling design
-  Run CT scan, tear downs and data collection for root cause analysis
-  Analyze reliability cycling/environmental testing data for product robustness
-  Experience with manufacture/assemble process for metal, plastic, soft goods & adhesive
-  Experience with factory communication with cross-functional teams

### Mechanical Engineer @ Antelope Sales & Service, Inc.
Jan 2015 – Jan 2017
-   Led NPI process of 5 mechanical assemblies from design, prototyping to production
-   Designed parts and assemblies to handle extreme structural stress load and hydrostatic pressure
-   Designed and refined assemblies based on GD&T, tolerance stack up & FEA results
-   Designed machining fixture for lathe, mill and drill press
-   Designed test stump assemblies and testing procedure for new prototype made
-   Managed quality control process with corresponding AQL from ISO 9001 and API Q1
-   Supported BOM with detailed cost of fasteners, material, labor, tooling and machining
-   Worked closely with in state / oversea supplier and manufacturer
-   Handled multi-stage projects and managed shop schedule to ensure product delivery
-   Experienced in optimizing manufacturing process with Six Sigma methodology

### Graduate Research Student @ UC Berkeley College of Engineering
Jan 2014 – Jan 2015
Co-project with Applied Materials

-  Designed wafer handling robot assembly in SolidWorks and proved trajectory control in MATLAB.
-  Developed robot calibration algorithm by using machine vision, pattern matching and image processing.
-  Designed robot kinematic model, motor control algorithm and user interface in LabVIEW.
-  Built robot arm in 3 link rotational joints with cost efficiency.
-  Built team project roadmap to meet goal and deadline requirement.

### Research Assistant (Mechanical Design Engineer) @ National Taiwan University
Jan 2013 – Jan 2014 | Taiwan
-  Experienced in electromechanical assemblies in terms of electrowetting on chip.
-  Developed optimal Microlithography process with root cause analysis.
-  Designed UV-curable wearable display for manufacturability by utilizing o/w/o double emulsion.
-  Experienced in optical system building for waveguide and bio-testing.
-  Assisted in mentorship to new graduate student.


## Education
### Master of Engineering (MEng) in Mechanical Engineering, Experiential Advanced Control Systems Design
University of California, Berkeley
Jan 2014 – Jan 2015

### Bachelor of Science (BS)
National Taiwan University
Jan 2008 – Jan 2013


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

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Source: https://flows.cv/chengtingtimtsai
JSON Resume: https://flows.cv/chengtingtimtsai/resume.json
Last updated: 2026-04-07