Rizkika Widianti
@rizkikawidianti
Fraud Data Analyst | Data Quality & Anomaly Detection
What I'm looking for
I help organizations turn large, messy datasets into reliable signals for fraud, risk, and operational decision-making. With 5 years of experience in a government institution, I handled large-scale data validation, KPI reporting, anomaly detection, and Tableau dashboard development across datasets of 3–7 million records. My validation performance consistently exceeded 99.87% accuracy, and the Tableau dashboard packages I built remained in active institutional use.
My work follows the V.E.R.I.F.Y. framework: Validate data quality, Examine anomalies, Reconcile mismatches, Investigate root causes, Flag exceptions, and Yield trusted reporting outputs.
I am now focused on Fraud Data Analyst roles in financial and insurance environments, where my background in data quality and anomaly detection can support fraud monitoring, suspicious pattern detection, exception reporting, and trusted KPI dashboards. My strength is not just analyzing data, it’s making sure the data is accurate enough to be trusted.
Experience
Work history, roles, and key accomplishments
Corporate Event & Admin Officer
PT TASPEN (Persero)
Jan 2024 - Jun 2025 (1 year 5 months)
Achieved 100% completion of assigned corporate event and administration targets, supporting annual report preparation, corporate meetings/GMS materials, stakeholder meetings, and management coordination. Monitored event preparation/execution and verified sponsorship administration documents in line with Good Corporate Governance principles.
Data Management Officer (Junior)
PT TASPEN (Persero)
Sep 2021 - Jan 2024 (2 years 4 months)
Developed ~90% of 3 Tableau dashboard packages for enterprise participant data monitoring, improving management visibility with interactive KPI cards, trend charts, ranking views, and branch summaries. Maintained data accuracy below 0.01% error rate and validation performance above 99.87% while supporting SQL Server–based reporting, documentation, and stakeholder review.
Data Analytics & Reporting Officer
PT TASPEN (Persero)
Jul 2019 - Sep 2021 (2 years 2 months)
Prepared and delivered monthly operational reports using SQL and Excel, extracting, cleaning, validating, and summarizing data for recurring management review. Sustained data accuracy below 0.01% error rate and validation performance above 99.87%, and supported fee-based income reporting with growth values in the Rp100 million–Rp150 million range.
Education
Degrees, certifications, and relevant coursework
Universitas Sriwijaya
Bachelor of Computer Science, Computer Science
2013 - 2018
Completed a Bachelor of Computer Science at Universitas Sriwijaya from 2013 to 2018.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Portfolio
github.com/rizkikawidiantiSalary expectations
Job categories
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