Phallen Oyoo

Customer Service and Data Entry professional experienced in delivering responsive customer support, managing high-volume records, and maintaining accurate operational data. Proficient in Zendesk, Microsoft Excel & Google Workspace, with strong communication, problem-solving, data-quality, and organizational skills.

Data Entry & Administrative Assistant | Accounting, Financial Data & Operational Reporting Support at County Government of Kiambu (2017-08 – Present)

• Manage and quality-check an Excel-based database of 1,107 vehicle records across 22 transport groups, covering registration, payment and monthly compliance information.
• Process and monitor financial/operational records representing approximately KSh 1.12M in recorded ticket/payment values, supporting reconciliation, follow-up and administrative reporting.
• Track compliance across 9 monthly reporting periods and 6,900+ populated compliance records, with 4,856 records (70.1%) marked CLEARED.
• Analyze transport and payment data using Microsoft Excel to identify outstanding records, monitor performance trends and support management decision-making.
• Maintain 22 structured worksheets, applying data validation, sorting, filtering, formulas and quality-control practices to improve accuracy and retrieval of high-volume records.
• Apply accounting training and financial-data principles to support payment monitoring, reconciliation, reporting and accurate maintenance of operational records.

Customer Service Representative / Administrative Assistant (Freelancer) at Maulex Services Limited (2015-03 – Present)

• Manage customer inquiries and service requests through Zendesk, providing timely responses and effective issue resolution.
• Coordinate correspondence and scheduling using Gmail, Outlook, and Google Calendar to support efficient daily operations.
• Facilitate cross-team communication and workflow coordination using Slack and Microsoft Teams.
• Coordinate client appointments through Calendly and maintain accurate, organized digital records using Google Drive.
• Monitor petty cash expenditure and supply inventory using Excel and Google Sheets.
• Deliver professional and empathetic customer support while managing priorities in high-pressure, deadline-driven environments.

Online Proofreader at TranscriptionStaff (2026-01 – Present)

• Proofread transcribed content for accuracy, grammar, spelling, punctuation, and clarity.
• Correct language errors while preserving the original meaning and context.
• Apply quality standards consistently while working independently in a remote environment.
• Meet assigned deadlines while maintaining high attention to detail.

Certified Public Accountant (CPA) – Strathmore University (2012 – 2014)

Diploma in Operations Management – Strathmore University (2015)

Database Management/ MySQL – Institute of Software Technologies (2017)

Certification in Information Technology – PCEA College (2009)