Detail-oriented Information System student specializing in Data Science. I turn raw data into actionable insights — through dashboards, forecasting models, and process analysis.
I'm Putu Kartika Widya Arjentinia, an Information System student with a Data Science concentration at President University, currently based in Cikarang, West Java.
My work sits at the intersection of data analysis, process optimization, and system development. I've built full-stack dashboards, designed ML forecasting models, mapped business processes with SIPOC & Swimlane frameworks, and delivered data-driven insights to VP-level stakeholders.
I'm actively seeking opportunities as a Business Analyst, Data Analyst, or Business Intelligence professional where I can drive efficiency and support decision-making through data.
Full-stack internal dashboard for monitoring and forecasting social insurance service data (JKP, JHT, JKK, JKM, JPN). Features an AI chatbot, holiday impact analysis, and Prophet-based claim trend forecasting.
Flutter-based restaurant management system with staff, customer, and QR modes. Includes Midtrans payment integration, real-time KDS, ML prep time prediction, and multi-branch support via Supabase.
Mapped and optimized HR processes using SIPOC & Swimlane frameworks. Built an AppSheet automation app with spreadsheet-based database design, presented to VP-level stakeholders.
Data-driven platform to detect departmental performance drift and predict student graduation time using credit load, grades, attendance, course difficulty, and major changes as features.
I'm actively looking for opportunities in Business Analysis, Data Analysis, and Business Intelligence. Whether you have a role, a project, or just want to say hi — my inbox is always open.