I'm an Informatics Engineering student at Institut Teknologi Bandung, focused on Machine Learning, Computer Vision, and AI Engineering. I'm eager to learn and always chasing new challenges!

• Face Anti-Spoofing Detection — 6-class face anti-spoofing classifier (DINOv3 ViT-Large, multi-sample dropout, focal loss, TTA) — Finalist, DAC Find IT! 2026 (UGM).
• LLM Sentiment Analysis — multilingual sentiment classifier across 6 LLM platforms (fine-tuned XLM-RoBERTa, combined loss, Stratified K-Fold) — Best Coder, DAC PRS ITS 2025.
• CARVE: Content-Aware Image Retargeting — original seam-carving framework combining gradient, local variance, and forward energy in a unified dynamic programming recurrence. Co-authored paper.
• Pothole Segmentation — pixel-level road damage detection using MAnet (mit_b3 encoder), combined Dice/Tversky/Focal loss, and multi-scale TTA.
• Trip Label Prediction — ride-hailing anomaly classifier (Safety, Navigation, Service, Fraud) using a two-stage LightGBM cascade with threshold tuning.
• Health Insurance Claim Trend Forecasting — ensemble forecasting (Bayesian + ARIMA + LSTM) for claim frequency, severity, and total cost.
• Football Score Prediction — time series regression using LightGBM Poisson with chronological feature engineering.
• Traditional Indonesian House Classification — 5-class image classifier (ResNet50 fine-tune + TTA) for traditional Indonesian houses.
• Banana Republic Game — desktop settlers-style strategy game (Java/JavaFX) with a plugin architecture for swappable map generators and bot strategies.
• MAGI System: OSI Layer Network Simulator — modular C++ simulator for OSI layers L2–L7; contributed the application layer (DHCP, DNS, HTTP servers, NAT/PAT, firewall).
• SingularLib — full-stack book discovery app with search powered by from-scratch linear algebra (TF-IDF + SVD/LSA for text, PCA for image similarity), no ML libraries.

• DOM Traversal Visualizer (BFS & DFS) — Go backend for tracing BFS/DFS through a DOM tree via CSS selectors, exposed via REST API, deployed on Azure with Docker Compose.
• Arion Language Compiler — full C++17 compiler for a Pascal-based language: lexer, recursive descent parser, semantic analysis, and a P-machine interpreter.
• AirBnB Cost Prediction — price regression using an XGBoost/CatBoost/LightGBM/RF/DL ensemble.
• Kalkulator Matriks dan Geometri (Algeo 1) — Java linear algebra solver covering SPL (Gauss, Gauss-Jordan, Cramer, Inverse), determinants, polynomial/Bezier interpolation, and regression.
• Battlecode 2026 Greedy Bots — three greedy-algorithm bots (balanced, offensive, coverage-maximizing) for the Battlecode strategy game, built in Java/Gradle with a full LaTeX report.
• Nimonspoli — feature-complete C++17 Monopoly-inspired board game with CLI/GUI modes, a bot player, save/load, and a transaction logger.
• OctoVox — Go program for voxelizing 3D OBJ models via an octree (Divide and Conquer), with interactive 3D visualization and export.
• Ice Sliding Puzzle Solver — C++ pathfinding solver using UCS, GBFS, and A* with multiple heuristics, plus an SFML-based GUI.
• Judol Detector — TypeScript Chromium extension detecting online gambling content via KMP, Boyer-Moore, Aho-Corasick, fuzzy matching, and OCR.
• Queens Game Solver — Java brute-force solver for LinkedIn's Queens puzzle with a JavaFX GUI and image-based board input.
• Subgroddit — C-based CLI forum app inspired by Reddit, built with custom ADTs (graph, tree, linked list) for users, posts, comments, and voting.
• Proxivity — JavaFX personal health tracker for food/activity logging, calorie targets, weekly trends, and PDF report export.
• RSA/AES DBMS Encryption — Python GUI database system securing user data with a hybrid AES + RSA encryption scheme.
• Pokemon! (Prolog) — Prolog-based Pokemon game simulation with catching, battling, and a healing center system.
• Nimons Hospital! — C-based hospital administration system supporting patient, doctor, and manager workflows.

ML/DL: PyTorch, TensorFlow, Hugging Face Transformers, timm, segmentation-models-pytorch, scikit-learn, LightGBM NLP/LLM: XLM-RoBERTa, IndoBERT, Qwen, SHAP Deployment: FastAPI, Docker, Azure Backend/Frontend: PostgreSQL, React, Next.js, Go