Jonathan Sheu
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Jonathan Sheu Email & Phone Number

Customer Support Specialist & Coffee Geek // Passionate about Technology and Customer Satisfaction at MAST Technologies, an Integrated Polymer Solutions Company
Location: Escondido, California, United States 7 work roles 2 schools
1 work email found @usc.edu LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Work email j****@usc.edu
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Role
Customer Support Specialist & Coffee Geek // Passionate about Technology and Customer Satisfaction
Location
Escondido, California, United States
Company size

Who is Jonathan Sheu? Overview

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Quick answer

Jonathan Sheu is listed as Customer Support Specialist & Coffee Geek // Passionate about Technology and Customer Satisfaction at MAST Technologies, an Integrated Polymer Solutions Company, a company with 11 employees, based in Escondido, California, United States. AeroLeads shows a work email signal at usc.edu and a matched LinkedIn profile for Jonathan Sheu.

Jonathan Sheu previously worked as Customer Support Specialist II at Mast Technologies, An Integrated Polymer Solutions Company and Barista at Jaunt Coffee Roasters. Jonathan Sheu holds Business Administration, Management (Emphasis In Entrepreneurship) from San Diego State University-California State University.

Company email context

Email format at MAST Technologies, an Integrated Polymer Solutions Company

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{first_initial}{last}@usc.edu
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Profile bio

About Jonathan Sheu

A customer support professional transitioning into technology. With 5+ years across various roles in healthcare & coffee, my customer-oriented approach to problem-solving in fast-paced environments has led to positive contributions to businesses.Some ways being:• Enhancing operations through strong organizational skills, effective multitasking, and strategic time management to increase productivity. • Improving customer experiences through clear communication, quick multi-channel responses, and personalized care.My passion for technology has inspired me to continuously learn and explore opportunities in technology. I've proactively enhanced my technical and troubleshooting skills through personal projects and CompTIA certifications. I hope to bring my enthusiasm to a great team and drive growth for your company!Outside of work, I enjoy coffee by sharing with the community and my entrepreneurial spirit has me occasionally operating my personal coffee bar for small events. I love to be on the move, whether it's through weightlifting, being outdoors, or traveling. Please feel free to message me, and let’s connect!

Listed skills include Photoshop, Digital Painting, Axure Rp, Balsamiq, and 12 others.

Current workplace

Jonathan Sheu's current company

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MAST Technologies,  an Integrated Polymer Solutions Company
Mast Technologies, An Integrated Polymer Solutions Company
Customer Support Specialist & Coffee Geek // Passionate about Technology and Customer Satisfaction
san diego, california, united states
Employees
11
AeroLeads page
7 roles

Jonathan Sheu work experience

A career timeline built from the work history available for this profile.

Barista

San Diego, California, United States

  • Delivered exceptional customer service in a high volume cafe, reflected in its 4.9-star Google rating.
  • Increased the average sale by 20% to 60% through effective upselling during sales transactions.
  • Contributed to a team that improved operational efficiency, ensuring quality while reducing waste.
Aug 2023 - Jan 2024

Customer Support Associate

  • Reduced data resolution times, minimizing delays and sample reception times through making a high volume of outbound follow up calls daily.
  • Achieved near-perfect documentation accuracy in Salesforce, consistently passing audits.
  • Enhanced lab client satisfaction through personalized care and quickly resolving requests and issues.
Jul 2022 - Aug 2023

Medical Courier

San Diego, California, United States

  • Contributed data to managers during the early stages of route planning by gathering information on drop-off locations and providing travel data for resource optimization.
Jun 2021 - Jan 2022

Production Assistant & Barista

San Diego, California, United States

  • Improved order fulfillment and inventory management, cutting waste and enhancing delivery efficiency for retail and wholesale channels,
  • Workflow and warehouse optimizations boosted production efficiency, ensuring continuous production and accommodating urgent demands.
  • Assisted in expanding our team by training baristas in daily tasks, increasing support during peak periods.
Sep 2019 - Jan 2021

Business Intern

San Diego, California, United States

  • Authored POS training document to cover all aspects of operations from customer service to product preparation.
  • Assisted in a social media campaign for promotion of a new product.
  • Drafted a wholesale ordering form with Google Forms for enhanced inquiry management.
  • Acquired hands-on experience in production warehouse operations and supply chain processes.
Feb 2019 - Jun 2019

Product Data Entry Clerk

  • Managed data entry and enhanced data integrity across CRM systems and spreadsheets.
  • Supported email campaign execution and LinkedIn page management through HubSpot,
  • Contributed to developing a custom Salesforce CRM to optimize data organization.
Oct 2014 - Jan 2018
Team & coworkers

Colleagues at MAST Technologies, an Integrated Polymer Solutions Company

Other employees you can reach at masttechnologies.com. View company contacts for 11 employees →

2 education records

Jonathan Sheu education

FAQ

Frequently asked questions about Jonathan Sheu

Quick answers generated from the profile data available on this page.

What company does Jonathan Sheu work for?

Jonathan Sheu works for MAST Technologies, an Integrated Polymer Solutions Company.

What is Jonathan Sheu's role at MAST Technologies, an Integrated Polymer Solutions Company?

Jonathan Sheu is listed as Customer Support Specialist & Coffee Geek // Passionate about Technology and Customer Satisfaction at MAST Technologies, an Integrated Polymer Solutions Company.

What is Jonathan Sheu's email address?

AeroLeads has found 1 work email signal at @usc.edu for Jonathan Sheu at MAST Technologies, an Integrated Polymer Solutions Company.

Where is Jonathan Sheu based?

Jonathan Sheu is based in Escondido, California, United States while working with MAST Technologies, an Integrated Polymer Solutions Company.

What companies has Jonathan Sheu worked for?

Jonathan Sheu has worked for Mast Technologies, An Integrated Polymer Solutions Company, Jaunt Coffee Roasters, Decipher By Veracyte, Medspeed, and Mostra Coffee.

Who are Jonathan Sheu's colleagues at MAST Technologies, an Integrated Polymer Solutions Company?

Jonathan Sheu's colleagues at MAST Technologies, an Integrated Polymer Solutions Company include Andrew Sundsmo, Joann Martinez, James Harrald, Poutoa Lauifata, and Brenda Bales.

How can I contact Jonathan Sheu?

You can use AeroLeads to view verified contact signals for Jonathan Sheu at MAST Technologies, an Integrated Polymer Solutions Company, including work email, phone, and LinkedIn data when available.

What schools did Jonathan Sheu attend?

Jonathan Sheu holds Business Administration, Management (Emphasis In Entrepreneurship) from San Diego State University-California State University.

What skills is Jonathan Sheu known for?

Jonathan Sheu is listed with skills including Photoshop, Digital Painting, Axure Rp, Balsamiq, Cross Cultural Communication Skills, 3D Animation, Interactive Prototypes, and Illustrator.

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