Chester Lance Lumba
Customer Support
Energetic Customer Service Expert with 9+ years of experience across multiple
industries resolving complex customer inquiries. Very passionate about building strong
customer relationships, boosting brand loyalty and increasing customer engagement.
Experience
Contact
Phone
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iQor Philippines - Capital One Auto Finance
Collections Specialist - Skip Tracing
Perform outbound phone calls on late stage accounts to collect their past due debt
Answering inbound calls from accounts also under the late stage collection list
Use available resources to confirm and/or find phone number and address
Interacting with customers and understanding reasons for late payment
Providing options and setting up payment arrangements over the phone
Resolving customer billing disputes
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Email-
Address
Mexico, Pampanga Philippines
Education
2018 - 2021
TaskUs - DoorDash
Blended Customer Service Representative
Handled all types of channels such as Inbound, Outbound, Chats and Email
simultaneously for Customers, Drivers and Merchants
Provide status updates and assist customers via email and phone call
Assist drivers with live order issues via chat, email and phone call
Provide refund to customers for fulfilled orders or initiate re-delivery if possible
Deep dive interaction with all points of contact when performing an investigation
Handled merchant partners under the company’s Drive On-Demand program
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Bachelor of Science in
Computer Engineering
Holy Angel University-
Secondary Level
St. Vincent’s Academy
Expertise
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T-Mobile US
Customer Support and Sales
Answering incoming calls from customers for accounts, plans and billing inquiries
Tier 1 technical support for device, mobile network and home internet troubleshoot
Management of delivery logistics for hardware products including coordination with
Customer Support
physical stores and warehouses.
Selling new and latest devices and/or plans as well as upselling and offering extra
services for customers.
Order Management
Technical Support
Microsoft and Google Workspace
Experience in Salesforce
Familiarity with Notion
2025
BiteSight
Customer Service and Back-Office Support
Manage and closely monitor every single order to ensure smooth operations
Assist ongoing and/or fulfilled order inquiries of customers via chat and phone call
Coordinate with drivers and restaurants via text and phone call
SaaS and B2B Experience
Tech Savvy - Web Navigation
Language
English
Filipino
Light administrative tasks and extensive back-office support
Sourcing restaurant menus, location and social media content
Contributed in the refinement of SOPs and policies to streamline business process
Reference
Bernardo Burboa Quiroga
BiteSight | COO
Dannese Marie Rivera
TaskUs | Team Leader
Phone:
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Phone: -
Email :
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Email :-