Aman S.

🏆 🔝𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 on UPWORK😊 👋 Hi, I'm Aman. I'm a Data Scientist and AI Engineer with 8+ years of experience building machine learning, computer vision and generative AI systems. I handle the full cycle: data, model, and the chatbot, agent or automation your team actually uses. Top Rated | 100% Job Success | 5,700+ hours across my team at Webtunix AI WHAT I BUILD AI Chatbots, Agents & Voice Assistants - LLM chatbots and RAG assistants on private documents (OpenAI, Claude, Gemini, LangChain) - AI agents with memory and tool calling, voice assistants - Prompt engineering and LLM fine-tuning Machine Learning & Data Science - Predictive models, anomaly and fraud detection, financial data analysis - Statistics with AI/LLM, GAN-based intrusion detection Computer Vision - Real-time object detection with YOLO and OpenCV (PyTorch) - Smart traffic monitoring, face recognition, image processing - LoRA / style model training Scraping & Automation - Large-scale web scraping and data pipelines - Workflow automation with Python, Flowise and n8n, API development, OCR WORK I HAVE DELIVERED ON UPWORK - Financial data science and statistics with AI/LLM (Python, ML, data analysis) - AI agent / AI tutor for an Upwork enterprise client (LLM, prompt engineering, agents) - Flowise AI framework and ChatGPT document workflows (Flowise, OpenAI API) - Prompt optimization with a filter assistant for precise recipe generation - LoRA training for illustration style replication (PyTorch, image models) - GAN for intrusion detection (deep learning, Python) - Twitter bot and API integration, bulk data scraping, competitor content tracking - LLM fine-tuning with HuggingFace, API development from an AI engine PREVIOUS EXPERIENCE Data Scientist & Developer at RIS AI (2016 to 2020). Deep learning projects across finance, healthcare, radiology, agriculture, stock prediction, demand forecasting, fraud and anomaly detection, video recognition, sentiment analysis and image processing (Python, TensorFlow, Keras, OpenCV). HOW I WORK Clear plan first, a working demo within days, then documented handover and support. I reply within hours. Tell me your problem and I will tell you the best way to solve it with AI. 📩 Let's build something valuable together.