I'mArifian.

Autonomous AI Personal Assistant and RAG engineering engine built with **FastAPI (Python 3.11+)** and a **Hybrid RAG Pipeline** fusing dense **Gemini Embedding 2 (768d)** with Supabase PostgreSQL **pgvector 0.8.2** and **Full-Text Search (FTS GIN)** via Reciprocal Rank Fusion (RRF), reranked by **Gemma 4 26B** (`gemma-4-26b-a4b-it`) and generated by **Groq GPT-OSS 120B**. Features a **6-step conversational state machine** for project intake and lead qualification with automated persistence to Supabase and real-time outbound alerts to **Arifian's Telegram DM / Hermes Agent**, along with a built-in Single Page **Admin Console (Minimalist Brutalism)** for knowledge base management, GitHub repo ingestion, dynamic system prompts, and latency monitoring.

Full-stack Student Management System paired with a comprehensive **QA Automation Suite**. Features include role-based access control, student management, grading, report cards, REST APIs, and automated UI/API testing using **Playwright** and **Python** with Page Object Model architecture and HTML reporting.

Automation tool built with **Python** and **Playwright** to streamline mentor grading workflows on the Infinite Learning LMS platform. The system automates authentication, navigation, assessment grading, comment submission, and validation processes, significantly reducing repetitive manual tasks and improving operational efficiency.

Major upgrade of the Arifian.AI personal chatbot. Rebuilt from the ground up with a modern RAG (Retrieval-Augmented Generation) architecture. Now powered by **GPT-OSS 20B via Groq** for fast, high-quality responses, with **multilingual SentenceTransformer embeddings** (paraphrase-multilingual-MiniLM-L12-v2) supporting 50+ languages including Indonesian. Features include a dedicated **admin dashboard** for knowledge base management, system prompt customization, file uploads, RAG configuration, and user management. Backend built with **FastAPI** and **MongoDB Atlas** vector search, hosted on **Hugging Face Spaces** with Docker.

Arifian.ai is a personalized **my-own-AI-persona chatbot** designed to answer general or public questions about myself. Made from **fine-tuned Google T5-small** with my own datasets and USE (Universal Sentence Encoder) for Feature Extraction. Hosted as a Spaces instance to serve API backend functionality in HuggingFace Spaces.