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Hi, I’m Rudheshika Sivakumar, an organized and motivated professional with a strong academic background in biotechnology and functional foods, complemented by practical work experience in administration and sales. I have built customer-focused, detail-oriented skills through full-time administrative roles and part-time sales work in busy retail environments. I have demonstrated adaptability and a commitment to high-quality work, including conducting experiments under supervision and maintaining precise records, handling invoicing and bookkeeping tasks, and delivering excellent service to customers. I enjoy collaborating with teams and taking on new challenges in both scientific and commercial settings.…Hi, I’m Rudheshika Sivakumar, an organized and motivated professional with a strong academic background in biotechnology and functional foods, complemented by practical work experience in administration and sales. I have built customer-focused, detail-oriented skills through full-time administrative roles and part-time sales work in busy retail environments. I have demonstrated adaptability and a commitment to high-quality work, including conducting experiments under supervision and maintaining precise records, handling invoicing and bookkeeping tasks, and delivering excellent service to customers. I enjoy collaborating with teams and taking on new challenges in both scientific and commercial settings.

Rudheshika Sivakumar

QA Engineer, Data Analyst, Content Creator, +2

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Hi, I’m Rudheshika Sivakumar, an organized and motivated professional with a strong academic background in biotechnology and functional foods, complemented by practical work experience in administration and sales. I have built customer-focused, detail-oriented skills through full-time administrative roles and part-time sales work in busy retail environments. I have demonstrated adaptability and a commitment to high-quality work, including conducting experiments under supervision and maintaining precise records, handling invoicing and bookkeeping tasks, and delivering excellent service to customers. I enjoy collaborating with teams and taking on new challenges in both scientific and commercial settings.…Hi, I’m Rudheshika Sivakumar, an organized and motivated professional with a strong academic background in biotechnology and functional foods, complemented by practical work experience in administration and sales. I have built customer-focused, detail-oriented skills through full-time administrative roles and part-time sales work in busy retail environments. I have demonstrated adaptability and a commitment to high-quality work, including conducting experiments under supervision and maintaining precise records, handling invoicing and bookkeeping tasks, and delivering excellent service to customers. I enjoy collaborating with teams and taking on new challenges in both scientific and commercial settings.

Available to hire

Hi, I’m Rudheshika Sivakumar, an organized and motivated professional with a strong academic background in biotechnology and functional foods, complemented by practical work experience in administration and sales. I have built customer-focused, detail-oriented skills through full-time administrative roles and part-time sales work in busy retail environments.

I have demonstrated adaptability and a commitment to high-quality work, including conducting experiments under supervision and maintaining precise records, handling invoicing and bookkeeping tasks, and delivering excellent service to customers. I enjoy collaborating with teams and taking on new challenges in both scientific and commercial settings.

Skills

Microsoft Office

Copywriting

Experience Level

Microsoft Office

Expert

Copywriting

Intermediate

Language

English

Fluent

Work Experience

Senior Accountant at Lanka Distributors

July 31, 2025 - July 31, 2025

Cheque writing and managing cheque documentations by logging received cheques; Proofreading third copies promptly, and identifying to resolve differences efficiently; Preparing detailed outstanding payment lists for follow-up purposes; Demonstrated adaptability by handling changing priorities, supporting both administrative functions and customer engagement in a fast-paced, regulated sector.

Sales Assistant (Part-Time) at Samanala Bookshops

January 31, 2022 - January 31, 2022

Advised customers across genres, offering tailored recommendations that increased add-on sales and satisfaction. Replenished shelves, created front-of-store displays, and maintained planogram compliance to improve product visibility. Handled customer queries and complaints professionally, meeting service SLAs and store policies.