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Jimmy W.
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Jimmy W.

Mechanical Engineer/Sourcing agent/Coordinator/Mold Project Engineer

I am a Product Engineer & Mechanical Engineering Project Manager with more than 21 years of experience in product design, development, prototyping, and manufacturing. I leverage rich product development experience in the consumer products, accessories, and industrial industries to bring my clients' ideas to life. My most outstanding advantage is that I have more than 10 years of experience in product development and project management, and I have accumulated a wealth of industry supplier resources. So, I am fluent in every step of the product development process, from product design, prototype production, and mold development to mass production. That is, I can provide a One-stop service for my clients. I’m on a mission to help your startup/company by engineering the best product for your end users. I have rich experience in product engineering design and development with design and manufacturing in plastics and metals, and hybrids. Let's chat about how I can help you. My skills: - Great communication and a team player - CMF Design Review - ID 3D modeling - Mechanical Design and Review - Plastic Part Design for Injection Molding - Prototype (3D Printing and CNC Prototype) Production and Review - DFM Review - Evaluation and selection of the mold design scheme - Cost reduction for mass production - Reverse Engineering - Proficient in CAD software such as Creo 6.0, AutoCAD, and UG. In my work, I try my best to meet my clients' expectations and deadlines. Years of work experience have allowed me to accumulate a lot of successful design work and product development experience. If you have an idea, feel free to contact me for a free consultation about the feasibility of your idea and the best way to make it happen. I welcome discussing your projects and helping you find success! Thanks! Last updated: Nov 30, 2025

🇨🇳Shenzhen, China$35/hr100% JSS5.00 (4)Since Feb 2020

Earnings and projects

MRR
$283

Last 6 months ÷ 6

World#100,652 / 412k
🇨🇳Country#560 / 2,007
Revenue, last 30 days
$800

Last 6 months: $1.7k

World#49,801 / 412k
🇨🇳Country#257 / 2,007
Total earnings
$13k

Billed in all: $13k

World#177,395 / 412k
🇨🇳Country#735 / 2,007
Per project
$1.8k

$848 in the last 6 months

World#83,323 / 412k
🇨🇳Country#246 / 2,007
Projects, last 6 months
2
100% fixed0% hourly
World#88,918 / 412k
🇨🇳Country#535 / 2,007
Projects in all
7
71% fixed29% hourly
World#236,188 / 412k
🇨🇳Country#1,091 / 2,007

Earnings, last 30 days

$13.1k+$800 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$12.0k$12.5k$13.0k$13.5kOct 8Oct 23Nov 7

Skill rankings: Top 19% in Technical Review

Ranked by MRR among everyone on Upwork with the skill.

  1. #15Technical Review77 freelancers · 🇨🇳 #2Top 19%
  2. #25On-Site Coordination72 freelancers · 🇨🇳 #7Top 35%
  3. #43Process Engineering199 freelancers · 🇨🇳 #2Top 22%
  4. #47Supplier Development141 freelancers · 🇨🇳 #18Top 33%
  5. #61Project Engineering198 freelancers · 🇨🇳 #1Top 31%
  6. #65Contract Manufacturing180 freelancers · 🇨🇳 #18Top 36%
  7. #69Injection Mold159 freelancers · 🇨🇳 #10Top 43%
  8. #85Factory & Supplier Auditing288 freelancers · 🇨🇳 #57Top 30%