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🚀 AI/ML Engineer | Deep Learning | LLMs | FastAPI | Streamlit | RAG Pipelines I’m Aryan Saini, a final-year B.Tech student with 2+ years of hands-on experience building intelligent systems using Python, PyTorch, and modern MLOps tools. I specialize in developing full-stack AI applications—from training custom deep learning models to deploying them via scalable APIs and interactive dashboards. 🔍 What I Can Do for You: • Build and deploy deep learning models (NLP, CV, audio) • Architect RAG pipelines & multi-agent LLM workflows • Integrate HuggingFace, Groq API, OpenAI, and custom fine-tuned models • Develop backend APIs using FastAPI or Express • Create modern UIs with Next.js + Tailwind (Streamlit for quick dashboards) • Deploy on AWS, Vercel, Render, or Docker 🛠️ Key Tools & Frameworks: Python, PyTorch, Transformers, LangChain, FastAPI, Streamlit, Docker, MongoDB, PostgreSQL, OpenAI, Groq, HuggingFace, Tavily, AWS EC2/S3 📌 Highlighted Projects: • ASTRALEARN – AI-powered study planner with LLM agents, RAG search, PDF chatbot • VoxAI – Voice cloning & speech synthesis with TTS/VC models (StyleTTS2, SeedVC) • Multimodal Sentiment Analyzer – Video-based emotion recognition system • Sign Language Recognizer – Real-time gesture classification using CNN + LSTM ✅ Why Hire Me? I’m proactive, fast with iterations, and can take your idea from concept to a fully working AI product. Whether you need help with a proof of concept, research prototype, or a production-grade app, I bring strong technical depth and clean execution. Let’s collaborate to turn your AI vision into reality!

𝗜𝗻𝘀𝗽𝗶𝗿𝗲𝗱 𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 & 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗜𝗜𝗧 𝗚𝘂𝘄𝗮𝗵𝗮𝘁𝗶 𝗚𝗿𝗮𝗱𝘂𝗮𝘁𝗲 | 𝟱 𝗬𝗲𝗮𝗿𝘀 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 ✅ IIT Guwahati Alumnus with 5 Years Enterprise & AI Experience (TCS, HCL Technologies) ✅ Expert in Advanced AI Pipelines, Agentic Workflows, and GraphRAG Architecture ✅ Skilled in Python, FastAPI, Node.js, NestJS, Next.js, and Cloud Infrastructure ✅ Available 30+ hrs/week | Dedicated, reliable, and highly responsive ✅ Goal: Build a 100% Job Success Record on Upwork through top-tier engineering 🔴 I may be new to the Upwork platform, but I bring half a decade of production-level engineering experience scaling systems for global tech giants. 🔴 Transitioning to full-time freelance AI development investing my full focus, speed, and enterprise standards into your project. 🔹 AI & LLM Skills AI Agents / Agentic Workflows: LangGraph, CrewAI, AutoGen, CrewAI Multi-Agent setups Advanced RAG: GraphRAG, LlamaIndex, Knowledge Graphs via Neo4j, Hybrid Vector Search Frontier Models: Claude 3.5 Sonnet/Opus, OpenAI GPT-4o, Gemini 1.5 Pro, Llama 3.2 Vision Edge AI & SLMs: Ollama, Llama 3.1/3.2, Phi-4 (Quantized deployment for cost optimization) Voice & Multimodal AI: OpenAI/Gemini Native Realtime WebSockets APIs (Low-latency audio) Observability & Vector DBs: LangSmith, Pinecone, Qdrant, Milvus, Chroma DB 🖥️ Backend Skills Python (FastAPI, Flask) | Node.js, Express.js, Nest.js Real-Time Data Streaming: Kafka, Redis Streams, WebSockets API Development: Secure RESTful APIs, gRPC, and GraphQL Databases: PostgreSQL, Supabase, MongoDB, Redis (Semantic Caching) DevOps & Cloud: Docker, AWS (EC2, Lambda, S3, Bedrock), Vercel 🌐 Frontend Skills React.js, Next.js 15 (App Router, Server Components) TypeScript, Redux Toolkit, Tailwind CSS Building highly responsive, secure, data-driven AI SaaS Dashboards 🛠️ Tools & Technologies ML libraries: Scikit-learn, Pandas, NumPy LLM Fine-tuning & Optimization: LoRA, PEFT, Hugging Face Hub Version Control & CI/CD: Git, GitHub Actions 🌟 Why Work With Me? I am building my freelance portfolio after 5 years in enterprise engineering. I deliver fast, communicate clearly, and charge fairly while I establish my Upwork presence. Every project gets my full attention. Warm regards, Aman

I help startups and businesses build scalable products using AI and modern web technologies. I’m a Full-Stack Developer and AI/ML Engineer with hands on experience in website development, machine learning, computer vision, automation, and LLM powered applications. I take projects end-to-end from understanding your business problem and data, to building models, APIs, and deploying production-ready systems. I’ve worked on real-world AI products and large-scale pipelines handling terabytes of data, with a strong focus on performance, reliability, and clarity. What I Can Help You Build Modern, responsive websites and web apps AI-powered features (detection, classification, analytics) Custom ML & Deep Learning models (PyTorch, TensorFlow) Cell detection and classification models for image based data Scalable data pipelines for large image or tabular datasets AI chatbots, RAG systems, and LLM integrations Tech & Delivery Frontend: React, Next.js, JavaScript Backend: Python (Django, FastAPI, Flask), Node.js Cloud & DevOps: AWS, Docker, CI/CD Computer Vision: high-resolution image processing (TIFF, SVS, PNG) Automation: Python scripts, ETL pipelines, CPU/GPU parallel processing Why Clients Work With Me I translate business goals into working systems Clear communication and realistic timelines Clean, maintainable, production ready code Comfortable with TB-scale data and GPU workloads Long-term mindset not just quick fixes If you’re a startup or business looking to build or scale an AI-powered product, let’s talk.

I build AI-powered systems that go straight to production — LLM agents, RAG pipelines, computer vision, and full-stack AI backends for startups and SaaS companies worldwide. ✮ 100% Job Success Score ✮ 5-Star Reviews Across All Contracts ✮ $10K+ Earned on Upwork ✮ 0-4 Hour Response Time ✮ Active Clients in Japan, US, and India ✮ Available Now [ What I Build For You ] ✮ AI Engineer and LLM Agent Developer ✮ RAG Pipeline Engineer ✮ Computer Vision Engineer ✮ FastAPI and Python Backend Developer ✮ Full Stack AI Developer ✮ AWS Cloud and DevOps Engineer ✮ AI Automation and Workflow Developer ✮ SaaS AI Product Developer I specialise in turning AI ideas into production systems — not demos, not prototypes, but real software that scales and ships fast. [ AI Agents and LLM Systems ] ✮ LangChain and LangGraph agent development ✮ Claude API, OpenAI API, Gemini API integration ✮ RAG pipeline development from scratch ✮ Vector databases — Pinecone, FAISS, ChromaDB ✮ Prompt engineering and hallucination reduction ✮ Multi-agent orchestration and tool use ✮ Gmail API, Slack API, Notion API, Sheets API ✮ Human-in-the-loop approval workflows ✮ LLM cost optimisation and token tracking ✮ AI workflow automation for SaaS businesses [ Computer Vision Systems ] ✮ YOLOv8 and UNet model training and deployment ✮ Object detection and semantic segmentation ✮ Real-time video analysis and CCTV AI systems ✮ Medical image analysis and industrial vision ✮ OpenCV, dlib, TensorFlow, Keras, PyTorch ✮ Custom model fine-tuning on domain datasets ✮ Computer vision APIs and edge deployment [ Backend and API Development ] ✮ FastAPI and Python backend development ✮ REST API design, integration, and testing ✮ JWT authentication and OAuth2 implementation ✮ PostgreSQL, MongoDB, MySQL database design ✮ Async Python and scalable architecture ✮ Node.js, Ruby on Rails, React, TypeScript ✮ Full stack SaaS backend development [ Cloud and DevOps ] ✮ AWS — EC2, S3, Lambda, SQS ✮ Google Cloud Storage integration ✮ Docker containerisation ✮ CI/CD pipelines and GitHub Actions ✮ MLOps — model monitoring and retraining ✮ Cloud infrastructure for AI systems [ Production Results Delivered ] ✮ Real-time CCTV anomaly detection system — 10,000+ frames per day, 90%+ accuracy, 60% reduction in manual workload (YOLOv8 + OpenCV + FastAPI + AWS) ✮ AI avatar interview SaaS platform — 300+ enterprise clients across 32 languages (Ruby on Rails + React + LLM integration) ✮ Multi-agent LLM workflow systems — RAG pipelines shipped to production in days (LangChain + LangGraph + Claude API) ✮ Patient monitoring tracking system — Healthcare-grade CV pipeline on AWS (YOLOv8 + OpenCV + AWS Lambda) [ Why Clients Choose Me ] ✮ Production-first mindset — I build for scale, not demos ✮ End-to-end ownership from architecture to deployment ✮ Active international clients in Japan and India ✮ Fast communication — 0-4 hour response time ✮ 100% Job Success Score and 5-star reviews [ Keywords ] AI Engineer | Python Developer | LangChain Developer LLM Engineer | RAG Developer | AI Agent Developer Computer Vision Engineer | YOLOv8 Developer FastAPI Developer | Backend Python Developer AWS Engineer | Full Stack AI Developer OpenAI API Developer | Claude API Developer Gemini API Developer | LLM Integration Developer LangGraph Developer | Vector Database Developer Pinecone Developer | FAISS Integration Developer RAG Pipeline Developer | Prompt Engineer AI Automation Developer | AI SaaS Developer Machine Learning Engineer | Deep Learning Engineer Object Detection Developer | Image Segmentation REST API Developer | Node.js Developer React Developer | TypeScript Developer Ruby on Rails Developer | MongoDB Developer PostgreSQL Developer | Docker Developer CI/CD Engineer | MLOps Engineer AI Backend Developer | Real-time AI Systems Production AI Systems | Scalable AI Development SaaS AI Developer | Startup AI Engineer Remote AI Engineer | International AI Developer | Full Stack Developer | Full Stack | Mobile App Full Stack Developer | SaaS Application Development | Full Stack SaaS Developer | MERN Full Stack developer | MEAN Stack developer | Full Stack Developer React Node | React Full Stack Developer| Node Full Stack Developer | Next.js full stack developer | MongoDB full stack developer| REST API Full Stack Developer | JAVA Full Stack Developer| SPRINGBOOT Full Stack Developer| MICROSERVICES full stack Developer|Kafka full stack developer|Angular Full Stack Developer| React Developer | Node.js Full Stack Developer| React Node | Backend nodejs Full Stack Developer| node.js full stack developer | Full Stack MERN | MERN MEAN full stack developer| MERN developer | MERN stack | MEAN developer | .NET developer | .NET core | Full Stack .NET Developer | Azure Full Stack Developer | AWS Full Stack Developer| Google Cloud | REST API Full Stack Developer | Salesforce If you need an AI engineer who ships production systems fast — message me and let's build it.

Turning AI Dreams into Reality – From Chatbots to Advanced NLP Solutions Struggling to find the right talent? Here’s why you’ve landed on the perfect profile: 1️⃣ Unlock the Secrets of Top Companies: I leverage the power of ChatGPT and other large language models (LLMs) to drive customer engagement and streamline interactions, giving you a competitive edge. 2️⃣ Leverage Hidden Methods: I use advanced machine learning techniques to build intelligent automation that increases efficiency, reduces costs, and accelerates business growth. 3️⃣ Integrate Cutting-Edge AI Solutions: I ensure your AI projects are innovative, scalable, and secure, setting the stage for sustainable growth and long-term success. Armed with a Bachelor's degree in Computer Science and AI, I am your go-to expert for transformative digital solutions. Core Expertise - AI Chatbots: Web, WhatsApp, Facebook, Instagram, X (Twitter), and Telegram. - AI Voice Assistants: Voice-enabled chatbots for web and phone. - NLP Solutions: NLU, NLG, Q&A systems, information extraction, text classification, summarization, and Named Entity Recognition (NER). Tech Stack - Back-end: Python (proficient in developing robust backend solutions) - Front-end: React.js, Next.js (creating seamless, interactive interfaces) - AI & ML: Advanced solutions using GPT-4, Llama, Mistral, Claude, LangChain, and more. AI & Automation Specialties - Generative AI & ChatGPT: Fine-tuned for specific use cases - RAG (Retrieval-Augmented Generation): Boosting content relevance and accuracy - Large Language Models: Expertise in models like GPT-4, Llama, Mistral, and more. - Transformers: Hugging Face, T5, RoBERTa, BERT, and SentencePiece - Voiceflow: Developing interactive voice experiences - Automation: Using Make.com, Zapier to streamline workflows - ML/DL Frameworks: PyTorch, scikit-learn, SpaCy, TensorFlow - Vector Databases: Pinecone, ChromaDB, FAISS, qdrant, unstructured.io - Cloud & DevOps: AWS Sagemaker, Docker, Lambda, RESTful APIs Industry Experience With over 4+ years of hands-on experience, I have specialized in developing NLP solutions for smart assistants and conversational AI. Project Highlights - Conversational AI Solutions: Designed and deployed AI/NLP systems for virtual assistants and chatbots, enhancing user satisfaction and engagement. - RAG Pipelines: Implemented retrieval-augmented generation systems to boost the relevance and quality of responses across various applications. - Generative AI Projects: Led the development of custom AI models, optimizing them for specific business needs. Let's Collaborate Do you have an AI or NLP challenge? Need to streamline processes with automation? Or curious how Generative AI can be applied to your business? Let’s talk! 🚀 💼 Check out my GitHub for the latest projects: [github.com/gautam-coder] 🤗 Explore my models, datasets, and demos on HuggingFace Hub ⚡ I stay up-to-date with the latest research and love contributing to open-source projects. Ready to make waves in the digital world? Let's innovate together! #AI #ChatGPT #LangChain #Automation #NLP #MachineLearning #SoftwareDevelopment #TechInnovation #AIConsulting

I help startups and enterprises build production-ready AI products, intelligent automation systems, LLM applications, and data-driven SaaS platforms. Strong expertise in Artificial Intelligence, Machine Learning, Data Science, Generative AI, Computer Vision, NLP, and Full Stack Development. I build complete AI solutions—from data engineering and model training to scalable APIs, modern web applications, and cloud deployment. 🚀 Core Expertise AI, Machine Learning & Data Science -------------------------------------------- Machine Learning, Deep Learning, Generative AI PyTorch, TensorFlow, Scikit-learn, XGBoost, LightGBM NLP, Computer Vision, OCR YOLO, OpenCV Time Series Forecasting Predictive Analytics Recommendation Systems Classification, Regression, Clustering Feature Engineering Model Optimization & Fine-tuning Statistical Analysis A/B Testing Data Mining Explainable AI (XAI) LLMs & Agentic AI ---------------------- OpenAI (GPT-4o/o3/o4) Claude Gemini Llama Mistral DeepSeek Grok LangChain LangGraph LlamaIndex CrewAI AutoGen AI Agents Multi-Agent Systems Agentic Workflows MCP (Model Context Protocol) RAG Pipelines Prompt Engineering Function Calling Structured Outputs Semantic Search Embeddings Fine-tuning Data Engineering --------------------- ETL / ELT Pipelines Apache Airflow Apache Kafka Data Warehousing Data Lakes Batch & Real-time Processing Data Cleaning Feature Stores Web Scraping Selenium Scrapy Pandas NumPy PySpark Vector Databases ---------------------- Pinecone Weaviate Milvus ChromaDB FAISS Qdrant Full Stack Development ---------------------------- Python FastAPI Django Flask Node.js Express.js NestJS React Next.js TypeScript JavaScript Tailwind CSS REST APIs GraphQL Microservices WebSockets Databases ------------- PostgreSQL MySQL MongoDB Redis Elasticsearch DynamoDB Firebase Cloud & DevOps ------------------- AWS Azure Google Cloud Platform (GCP) Docker Kubernetes Terraform GitHub Actions CI/CD Linux Nginx I Build ✔ AI SaaS Platforms ✔ AI Agents & Multi-Agent Systems ✔ LLM Applications ✔ RAG Knowledge Assistants ✔ AI Chatbots & Copilots ✔ Machine Learning Models ✔ Computer Vision Solutions ✔ Predictive Analytics Platforms ✔ Recommendation Engines ✔ Fraud Detection Systems ✔ Forecasting Models ✔ Document Intelligence & OCR ✔ Data Pipelines & ETL Systems ✔ Enterprise Dashboards ✔ Cloud-native Applications Why Hire Me End-to-end ownership from idea to production Strong AI, ML, Data Science, and Software Engineering expertise Scalable architecture designed for real-world production Clean, maintainable, and high-performance code Fast communication and long-term technical partnership Keywords AI Engineer • Machine Learning Engineer • Data Scientist • Generative AI • Full Stack AI Developer • LLM Engineer • Python Developer • FastAPI • Django • React • Next.js • OpenAI • Claude • Gemini • LangChain • LangGraph • AI Agents • RAG • NLP • Computer Vision • YOLO • PyTorch • TensorFlow • Scikit-learn • XGBoost • Data Engineering • ETL • Airflow • Kafka • Vector Database • Pinecone • PostgreSQL • Docker • Kubernetes • AWS • Azure • GCP • SaaS Development If you're looking for an engineer who can design, build, deploy, and scale AI-powered products that solve real business problems, I'd be happy to discuss your project.