
David Mwanyama
Data Analyst Sales Customer service
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About
I am an optimistic and passionate professional with experience in sales, marketing, data analysis, and customer service. Equipped with a strong background in mathematics and data analysis, I possess keen attention to detail, along with critical problem-solving and effective communication techniques, which enable the identification and implementation of impactful solutions to drive results. I am goal-oriented and a team player, advocating for personal and collective growth of the organization.
Experience
Telesales Representative at POA Internet (2025-04 – Present)
Making outbound calls to promote and sell internet services to prospective customers while handling inbound queries and maintaining CRM records.
- Making outbound calls to promote and sell internet services to prospective customers.
- Handling inbound customer queries and providing detailed product and service information.
- Updating CRM systems and maintaining accurate records of customer interactions and sales activity.
- Following up on leads and upselling to increase revenue and customer retention.
Contact Center Agent at CCI Kenya (2024-03 – 2025-03)
Delivered exceptional customer service and educated customers on products and services.
- Delivered exceptional customer service, achieving a 95% satisfaction rate.
- Educated customers on products and services, leading to a 15% increase in upsell revenue.
- Ensured accurate resolution of network issues, enhancing customer retention by 20%.
- Maintained strict adherence to data privacy regulations.
Center Clerk (Ngara Girls High School) at KNEC (2022-12 – 2023-12)
Validated and coordinated movement of examination scripts with 100% accuracy.
- Validated and coordinated movement of 1,000+ scripts with 100% accuracy.
- Ensured integrity of results, enhancing the credibility of the examination process.
Intern (Benefits) at NHIF (2022-07 – 2022-09)
Processed and validated E-claims weekly while generating detailed reports for claims management.
- Processed and validated over 300 E-claims weekly, maintaining a 98% accuracy rate.
- Generated detailed weekly reports to support decision-making in claims management.
Data Clerk at Jackben Enterprises (2020-04 – 2021-01)
Performed accurate data entry and record maintenance while developing daily reports.
- Performed accurate data entry and record maintenance, ensuring smooth operations.
- Developed daily reports that streamlined decision-making, improving team productivity.
Education
Certificate in Data Analysis (Excel, SQL, Power BI) – ALX Africa (2024-09 – 2024-09)
Bachelor of Technology in Applied Statistics – Technical University of Kenya (2021-01 – 2023-12)
Certificate in Fundamentals in Digital Marketing – Google Digital Skills for Africa (2023-04 – 2023-04)
Certificate in Data Analytics Tools (R, SPSS, Python, SQL, Advanced Excel) – University of Nairobi (2022-04 – 2022-04)
