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Riana Tatamo A.RT

Riana Tatamo A.

Admin & Billing Assistant | Customer Support

€150/day
Antananarivo, MG
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Riana Tatamo

Are you wasting time on invoicing, payment tracking, or managing customer requests?

I help companies structure their administrative organization, streamline their customer support, and secure their billing to gain efficiency and peace of mind.

With over 9 years of experience in operations management and customer service, I handle large volumes while ensuring rigorous follow-up and excellent service quality.

🔧 What I can handle:

✔ Invoicing: creation, sending, follow-up, and customer reminders
✔ Payment tracking and reduction of late payments
✔ Multichannel customer support (email, chat – Zendesk, Freshdesk)
✔ Ticket management and processing (up to 100–200/week)
✔ Administrative organization: scheduling, meetings, coordination
✔ Structuring and optimizing internal processes

📊 Concrete results:

✔ Handling 50 to 90 customer requests per day
✔ Supervising a team of over 20 employees
✔ Improved customer satisfaction and on-time delivery
✔ Rigorous monitoring of operations and administrative flows

🛠 Tools mastered:

Zendesk • Freshdesk • Tiime • Regate.io • Excel • Google Workspace • Slack

🎯 My goal: to help you save time, improve your organization, and secure your administrative operations.

Available for one-off assignments or long-term collaboration.
  • French

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • SOUS- TRAITANCE
    BILLING MANAGER
    CONSULTING AND AUDITS
    August 2024 - Today (1 year and 10 months)
    Tananarive, Madagascar
    Complete invoicing management for 100+ clients: creation, sending, and follow-up of invoices. Regular customer reminders, reduction of payment delays, and improvement of cash flow.
    Rigorous monitoring of financial flows and administrative organization of operations. Use of professional tools (Tiime, Regate.io, Excel, Google Workspace) to ensure accuracy and efficiency.

    Concrete results:

    -Significant reduction in unpaid bills and late payments
    -Tracking of 50–90 invoices/day without errors
    -Optimization of internal processes to save time and make billing reliable
    Billing Follow-up Quotes and Invoicing Quote and Invoice Entry Accounting Entry Customer Reminder
  • ISAHIT
    Customer Support Specialist
    ENERGY AND UTILITIES
    March 2024 - August 2025 (1 year and 5 months)
    Tananarive, Madagascar
    Multichannel management of customer requests (email, chat) via Zendesk and Freshdesk. Processing 50 to 90 requests/day and 100–200 tickets/week with rigorous follow-up and maintenance of a high level of satisfaction.
    Coordination with internal teams to quickly resolve issues and ensure a smooth customer experience.

    Concrete results:

    -Maintenance of a high customer satisfaction rate
    -Reduction in response times and quick ticket resolution
    -Optimization of the request flow to improve operational efficiency

    Tools used: Zendesk, Freshdesk, Excel, Slack, Google Workspace
    Zendesk Freshdesk Email Management Chatbot Telephone Switchboard
  • ETS RANDRIAMBOLOLONA
    Administrative Assistant
    PUBLISHING
    January 2024 - Today (2 years and 5 months)
    Tananarive, Madagascar
    -Administrative & Billing Assistant: Complete invoicing management for 100+ clients: creation, sending, and reminders. Rigorous payment tracking, reduction of delays, and improvement of cash flow.

    -Administrative & Calendar Management: Complete organization of schedules and meetings for a team of 20+ employees. Efficient coordination of travel and schedules, optimization of time, and smooth operations.
    Administrative Management Billing Management Quotes and Invoicing Travel Organization Team Coordination

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Education

  • PROFESSIONAL BACHELOR'S DEGREE
    NATIONAL CENTER FOR DISTANCE EDUCATION OF MADAGASCAR
    2015
    COMMERCE INTERNATIONAL

Skill set

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