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Lester User

@lesteruser

Detail-oriented Billing Specialist with 5+ years supporting healthcare, technical, and financial operations through accurate, high-volume processing.

Philippines
Message

What I'm looking for

I’m looking for a detail-driven role where I can own billing accuracy, timecard/payroll support, and discrepancy resolution—using strong communication and ticketing/CRM tools in a fast-paced environment.

I’m a Detail-oriented Billing and Administrative Professional with 5+ years of experience supporting healthcare, technology, financial services, telecommunications, and retail operations. In billing roles, I process and audit employee timecards to ensure accuracy and timely billing, while monitoring and resolving billing discrepancies to keep workflows moving against deadlines.

Beyond billing, I’ve supported customers and products through technical and customer care work—logging and classifying requests, escalating when needed, tracking resolution progress, and following policies to resolve issues on the first call. I’m trusted for high-volume data entry, strong record-keeping across multiple systems and databases, and clear communication that helps customers, internal stakeholders, and partners get answers fast.

Experience

Work history, roles, and key accomplishments

AH

Billing Specialist

Aya Healthcare

Oct 2024 - Jun 2026 (1 year 8 months)

Processed and audited employee timecards to ensure accurate, timely healthcare billing. Resolved billing discrepancies, maintained billing records across systems, and handled billing-related email and document workflows.

TA

Customer Service Representative

TaskUs

Jan 2022 - Mar 2023 (1 year 2 months)

Handled high-volume inbound customer calls for a financial investment app, including password resets and account unlocking. Assisted customers with the mobile app, provided recommended solutions, escalated issues to higher tiers, and followed up via email/outbound calls.

AR

Customer Service Associate

Alta Resources

Oct 2020 - Feb 2021 (4 months)

Supported a retail account by addressing customer questions, taking orders, tracking orders, and processing charges. Managed billing/payment inquiries and processed refund and return orders while providing product and service information.

Education

Degrees, certifications, and relevant coursework

Eulogio “Amang” Rodriguez Institute of Science and Technology logoET

Eulogio “Amang” Rodriguez Institute of Science and Technology

Bachelor of Science, Industrial Psychology

Earned a Bachelor of Science in Industrial Psychology from EARIST, graduating in May 2018.

Tech stack

Software and tools used professionally

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