Roaida Yanti

Roaida Yanti Yogyakarta, Indonesia Proven track record in data-driven quantitative research for 3+ years and market research with over 1 year of experience analyzing competitor and service performance using Google sheet and SPSS at Kadence International. Results-driven in developing strategic research frameworks on food loss mitigation, contributing to published academic work in collaboration with university researchers. Demonstrated operational leadership by managing payroll, vendor payments, and financial reconciliations as a Virtual Assistant in the finance department of a UKbased firm. AREAS OF EXPERTISE Market research Data Entry & Record Keeping Data Analysis Problem Solving Quantitative and Qualitative Data Report Writing and Presentation Competitor, Product Benchmarking Stakeholder Coordination Financial Management PROFESSIONAL EXPERIENCES London, UK THE FLEX GLOBAL March 2025 - Now Virtual Assistant – Finance Department Coordinated and arranged fortnightly payroll for employees and processed vendor invoice payments with a strong emphasis on 100% data accuracy, attention to detail, and timely report preparation, utilizing Xero, MS Office, and Google Sheets to support smooth financial operations. Collected, reviewed, and validated operational and cleaning team expense bills, while also performing account-specific transaction reconciliations to ensuring accurate reporting and providing reliable financial insights to the COO. Demonstrated excellent information management, organizational skill, and ability to work with minimal supervision (independent work). Verified guest payment transfers via Booking.com and maintained detailed transaction records to ensure timely settlements and prevent discrepancies. KADENCE INTERNATIONAL Market Research Intern Jakarta, Indonesia May 2024 - February 2025 Conducted competitor analysis and product benchmarking via mystery shopping and online research in the automotive sector using Google Sheets and SPSS, contributing over 30% to strategic decision-making. Monitored customer service performance via mystery shopping, contributing to market trend analysis and driving performance improvements to enhance customer satisfaction, with strong attention to detail and an independent work ethic. INDUSTRIAL ENGINEERING DEPT - ISLAMIC UNIVERSITY OF INDONESIA Yogyakarta, Indonesia Part Time - Research Assistant August 2021 - November 2025 Worked as a Research Assistant throughout my undergraduate years, contributing to over 20 publications indexed on Google Scholar and 10+ in Scopus, by supporting faculty-led projects across interdisciplinary topics. Handled end-to-end research—from literature reviews using AI-enhanced tools such as Browse AI and Perplexity, to data structuring in Google Sheets, and supporting analysis, drafting, and publication processes, including data processing using basic Python, RStudio, or other tools. Conducted comprehensive research on the social, environmental, and economic impacts of food loss and waste to develop strategic frameworks and mitigation plans in Indonesia. RESEARCH PUBLICATION Multilevel Association Rules on Customers’ Buying Pattern Based on Sales Transactions: A Study Case in Retail. International Journal of Industrial Engineering and Production Research, 2024, Scopus Q3. http://ijiepr.iust.ac.ir/article-1-1967-en.html Design planogram for the priority shelf based on customer behavior by applying the merchandising decision model. Songklanakarin Journal of Science and Technology (SJST), 2024, Scopus Q3 https://sjst.psu.ac.th/journal/46-2/15.pdf DPSIR Framework of Global Food Loss and Waste: Recommended Sustainable Intervention for Indonesia Journal of Optimization in Industrial Engineering, 2024, Scopus Q3. https://sanad.iau.ir/journal/jie/Article/- Adopting Global Circular Food Supply Chain Practices: Drivers, Barriers, and Strategies for Food Industry in Indonesia. International Journal of Industrial Engineering and Production Research, 2024, Scopus Q3. https://ijiepr.iust.ac.ir/article-1-2186-en.html Bibliometric study of association rule-market basket analysis International Journal of Advances in Applied Sciences (IJAAS), 2024, Scopus Q4 http://doi.org/-/ijaas.v13.i2.pp282-290, http://doi.org/-/ijaas.v13.i3.pp530-538 PUBLICATION AWARD Best Paper on Conference Green Technology and Sustainability Development (GTSD), Ho Chi Minh City, Vietnam, 2024 Publicized research in data mining field with entitle: Understanding Consumer Behavior and Market Segmentation Using Non-Hierarchical Clustering Method with a Case Study of Café Culture Head in Yogyakarta Presenter and Author Research Article on International Conference on Cyber Management and Engineering (CyMaEn), Bangkok, Thailand, 2023 Presented research related mitigation risk using data mining in front of academics and practitioners from various countries. Article Entitle : Mitigation risk of Work Accident Risks Using ANP Method. 2nd Winner of Students Paper Competition (Universitasi Muslim Indonesia, September 2023) Publicized data mining in retail strategy. Title: Identifying Retail Sales Tactics through Association Rule Mining. Best Paper Annual Industrial Engineering Conference (IDEC) on Logistics and Business Systems, Universitas Sebelas Maret, August 2023 Publicized data mining to identify customer segmentation. Title: Customer Segmentation Analysis in Retail Z Using K- Means Clustering EDUCATION UNIVERSITAS ISLAM INDONESIA September 2019 - October 2023 Bachelor’s Degree in Industrial Engineering, GPA: 3,64 / 4.00 Thesis: Redesign Retail Layout by Integrating Customer Buying Behaviour and Halal Retail Standard ADDITIONAL SKILL English (Certified), Project Management, Google Sheet, Advance Microsoft Office Suite, SPSS, R studio, Rapid Mining, Microsoft Project, Primavera (Certified), Xero, Monday,