Mark Lester A.
Senior Customer Support Specialist
With more than 12 years of experience in customer service and technical support, I have supported customers across the eCommerce, retail, telecommunications, software, and technology industries. My background includes roles with Microsoft, Xbox, AT&T, Macy's, Staples Canada, and multiple eCommerce businesses, where I assisted customers, resolved complex issues, and helped improve overall customer satisfaction. Areas of expertise include: • Live Chat Support • Email Support • Technical Support • Order Management • Returns & Refunds • Escalation Handling • Account Management • eCommerce Support • Shopify • Amazon Seller Central • Freshdesk • CRM & Helpdesk Platforms • Team Leadership, Quality & Training • Process Improvement Throughout my career, I have learned that every customer interaction represents an opportunity to strengthen confidence in a brand. I take pride in delivering clear communication, sound judgment, and resolutions that create positive outcomes for both the customer and the business. If you're looking for someone who can represent your brand professionally, think independently, and provide exceptional support from day one, I'd be happy to help.
Earnings and projects
An estimate from an earlier read
Last 6 months: $7k
Billed in all: $88,053$88k
$2.3k in the last 6 months
Across 8 contracts
Earnings, last 30 days
No data since Nov 5, 2026.
Skill rankings: Top 7% in Adobe Illustrator
Ranked by MRR among everyone on Upwork with the skill.
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