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I build production-grade GenAI systems for Fortune 500 enterprises including Verizon and PNC, : AI agents, RAG platforms, semantic layers, knowledge graphs, text-to-SQL/NLQ systems, and full-stack AI applications. I have 9+ years of experience across machine learning, computer vision, NLP, backend engineering, and full-stack product development. Recently, I have led large engineering teams building enterprise AI platforms for telecom and banking use cases. What I can help you build: • AI agent systems using LangGraph, LangChain, MCP, A2A, FastAPI, and custom tool orchestration • RAG applications over documents, databases, knowledge bases, and enterprise data • Semantic layers and ontology-driven systems for analytics and GenAI use cases • Text-to-SQL / natural language database querying over Postgres, BigQuery, and Teradata • Knowledge graph RAG using Neo4j, vector databases, metadata extraction, and domain modeling • Full-stack AI SaaS products with Python, React, Next.js, Docker, Kubernetes, and cloud deployment • LLM fine-tuning, evaluation, prompt engineering, retrieval evaluation, and hallucination reduction Relevant achievements: • Led a 14-member team to build an asynchronous, extensible, A2A-compliant agentic framework for enterprise troubleshooting. • Reduced ticket resolution time in a production troubleshooting workflow from days to minutes. • Built and deployed hundreds of tools across multiple MCP servers. • Led a 12-member team to build a natural language query platform for enterprise databases. • Improved NLQ accuracy using domain modeling, metadata generation, and knowledge graph traversal. • Built an ontology-powered Knowledge Graph RAG platform over unstructured enterprise data. • Co-founded and scaled an AI video translation/dubbing product from $0 to $100k revenue in 6 months. • Built computer vision systems deployed across industrial locations in India and Europe. Tech stack: Python, FastAPI, LangChain, LangGraph, LlamaIndex, OpenAI, HuggingFace, PyTorch, PEFT/LoRA, React, Next.js, Postgres, BigQuery, Neo4j, Pinecone, Docker, Kubernetes, ArgoCD, GCP, AWS, PySpark, Airflow. I am best suited for clients who need more than a prototype. I can help you go from ambiguous AI idea → system design → implementation → deployment → evaluation → production hardening.

Data Driven Brilliance With Machine Learning And Data Science- Hi, I'm Saurabh a Data Scientist with hands-on experience in solving real-world Data Science problems using Machine Learning, AI, and Data Analytics. Drop any questions u have in chat i would love to answer them I have over 4 years of experience in ML and Data science which i have showcased in my portfolio. I specialize in: Deep Learning (TensorFlow/Keras) Python, Pandas, Scikit-learn, XGBoost Data Cleaning, EDA & Visualization (Plotly, Tableau) AI-Powered Dashboards (Streamlit, Flask) API Integration and Model Deployment Predictive Modeling (Classification, Regression) Customer Segmentation & Churn Analysis Sales & Revenue Forecasting Time Series Analysis Whether you need a powerful ML model, business insights, or a clean dashboard, Ill deliver high-quality, production-ready results. Lets turn your data into smart decisions. Contact me now to discuss your project!

I and my team (UBIQTech) hold 55 granted patents with 20 more pending, proving our ability to consistently innovate and excel. With a 100% project success ratio and a portfolio of satisfied global clients, we thrive on challenging projects that demand creativity, precision, and scalability. CORE COMPETENCIES:- - Generative AI, Predictive Analytics, Deep Learning, Computer Vision - Agentic AI, Workflow Automation, MCPs, AI Agents, Physical AI - Vector Database Integration for intelligent knowledge management and semantic search. - Rust-based IoT & AI Systems for performance-critical applications. - Embedded Systems, Smart Sensors, Industrial IoT, Digital Twins - AI-Augmented IoT Analytics, Cloud-Integrated AI, Edge AI, real-time automation solutions. My Latest Projects - ANPR (Automatic Number Plate Recognition) – Real-time vehicle monitoring and route tracking system. - MoldRix IoT Device – Predictive maintenance and production monitoring solution for industrial efficiency. - HypoText GEO – Advanced geo-intelligence platform for data-driven decision-making. - Smart Gas Detection System – IoT-based workplace safety solution. - Non-Invasive Glucose Monitoring Device – Biomedical innovation using advanced sensors. - AI-Powered Classroom Monitoring – Intelligent system for enhancing educational environments. - Battery Management System – Optimized energy efficiency for critical applications. I am happy to schedule a demo or provide deeper insights into any of the following projects to showcase real-world impact and technical excellence: Automatic Number Plate Recognition – Real-time vehicle monitoring and route tracking system. MoldRix IoT Device – Predictive maintenance and production monitoring solution for industrial efficiency. HypoText GEO – Advanced geo-intelligence platform for data-driven decision-making. Smart Gas Detection System – IoT-based workplace safety solution.MoldRix IoT Device – Manufacturing automation and predictive maintenance AI-Powered Classroom Monitoring – Intelligent system for enhancing educational environments. Battery Management System – Optimized energy efficiency for critical applications. Interested in exploring how these solutions can transform your business? Let’s schedule a demo and discuss your vision.

Thanks for visiting my profile Committed to pushing technological boundaries, I bridge global innovation with local business requirements, delivering transformative data science solutions that seamlessly adapt cutting-edge methodologies to contextual challenges. Academic & Professional Credentials - Master of Science in Data Science - 13+ Years of Cutting-Edge Experience in AI, Machine Learning, and Big Data Solutions ⚙️ My Core Strengths 🤖 Generative AI & Creative Intelligence Proficient in Stable Diffusion, DALL·E, MidJourney, ControlNet, and ComfyUI Building custom pipelines for text-to-image generation and creative automation 🧩 Natural Language Processing Deep expertise in BERT, GPT, ELMo & Transformer-based models Advanced linguistic modeling, semantic search, and chatbot systems 👁️‍🗨️ Computer Vision Systems High-accuracy implementations in: Object Detection Image Segmentation Facial Recognition OCR & Edge AI solutions 🔧 Technical Toolkit 🖥️ Programming Languages Primary: Python Additional: Java, C/C++, MATLAB, PHP 🧠 Machine Learning & AI Frameworks Deep Learning: PyTorch, TensorFlow, Keras Classic ML & Processing: Scikit-learn, Pandas, NumPy NLP Stack: SpaCy, Transformers, NLTK ☁️ Cloud & Big Data Ecosystem Cloud ML: AWS SageMaker, Azure ML, GCP AI Platform Big Data: Apache Spark, Hadoop Real-Time Data Streaming: Apache Kafka, AWS Kinesis 🧠 Automation & Workflows n8n for low-code/no-code automation Integrating AI models, APIs, and services into seamless workflows 📊 Data Analytics & Visualization Tools: Tableau, Power BI, Grafana Turning raw data into strategic decisions and actionable dashboards 🌟 What Sets Me Apart Architecting end-to-end AI/ML solutions—from ideation to deployment Real-time, scalable data pipelines tailored for business growth Cloud-native, secure, and cost-effective implementations Blend of technical depth + domain knowledge = Real Results #datascience #machinelearning #python #ai #dataanalytics #artificialintelligence #data #programming #bigdata #coding #technology #datascientist #deeplearning #computerscience #tech #dataanalysis #datavisualization #analytics #java #pythonprogramming #database #business #software #statistics #cybersecurity #programmer #developer #iot #dataanalyst #innovation

I’ve delivered 30+ projects on Upwork with a 100% Job Success Score and Top Rated badge, and I actively teach AI/ML through my YouTube channel (datageekrj) and Udemy courses. Hi, I’m Rahul Jha — a Data Scientist, Machine Learning Engineer, and AI Instructor with 6+ years of experience delivering both real-world AI systems and hands-on training for global clients across finance, retail, and insurance. My strength lies in combining development experience with teaching — I don’t just explain AI concepts, I build and deploy them, and then teach them in a way professionals can actually apply. What I Bring as an Instructor 1. Strong Industry + Teaching Blend – Experience building production-grade AI systems along with structured teaching via YouTube and Udemy (Databricks, MLflow, NLP with NLTK, GenAI, LLMs). 2. Hands-On Teaching Style – I focus on live coding, practical exercises, and real use cases rather than slide-heavy sessions. 3. Enterprise AI Understanding – Experience designing end-to-end ML pipelines, MLOps workflows, and cloud-based systems (AWS, GCP, Azure). 4. GenAI & LLM Expertise – Practical work with prompt engineering, RAG systems, HuggingFace, OpenAI APIs, and modern NLP pipelines. Development Experience I Bring * AI-Powered Applications – Built systems like AI interview platforms, intelligent skill assessment tools, and real-time image processing/annotation apps * Advanced ML Solutions – Predictive analytics, recommendation systems, risk modeling, and AutoML pipelines * Custom AI Integrations – Fine-tuned LLMs, NLP pipelines, computer vision models, and generative AI workflows * Cloud-Native Deployments – Scalable architectures using AWS, GCP (Vertex AI), and Azure with proper monitoring and lifecycle management (MLflow, Databricks) Core Teaching Areas * AI Enterprise: Applying AI in business workflows, integration challenges, ROI, and change management * Intro to GenAI: Prompt engineering, building GenAI applications, and real-world use cases * LLM Basics: NLP foundations (NLTK), embeddings, transformers, HuggingFace, and fine-tuning concepts I hold a Master’s in Statistics along with multi-cloud certifications (AWS, GCP, Azure), which helps me connect theory with practical implementation. If you’re looking for someone who can both build and teach AI systems in a clear, engaging, and practical way, I’d be glad to contribute. Happy to connect for a quick call or chat to discuss further.

𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 & 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 8+ 𝗬𝗲𝗮𝗿𝘀 | 𝟭% 𝗼𝗳 𝗨𝗽𝘄𝗼𝗿𝗸 | 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀. ✅ $300K+ Total earnings ✅8+ Years experience as Fullstack Developer ✅ 80+ Projects Completed. ✅Top Rated Plus. ✅ 100% Job Success Rate. ✅ AWS certified ✅ Python certified ✅50hrs/week available ✅ 4+ AI/ML Integrations 🔴 I am in the 𝗧𝗼𝗽 𝟭% overall on Upwork. 🔴 I am in the 𝗧𝗼𝗽 𝟰% overall on Stack Overflow. 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭 / 𝐕𝐨𝐢𝐜𝐞 𝐀𝐠𝐞𝐧𝐭𝐬: 𝐂𝐫𝐞𝐰𝐀𝐈 / 𝐀𝐮𝐭𝐨𝐆𝐞𝐧 / 𝐀𝐦𝐚𝐳𝐨𝐧 𝐏𝐨𝐥𝐥𝐲 / 𝐃𝐞𝐞𝐩𝐠𝐫𝐚𝐦 / 𝐑𝐚𝐬𝐚 𝐀𝐈 / 𝐑𝐢𝐯𝐞𝐫𝐬𝐢𝐝𝐞 𝐒𝐃𝐊 / 𝐀𝐳𝐮𝐫𝐞 𝐀𝐈 𝐒𝐩𝐞𝐞𝐜𝐡/𝐋𝐋𝐌 𝐅𝐢𝐧𝐞𝐭𝐮𝐧𝐢𝐧𝐠: 𝐔𝐬𝐢𝐧𝐠 𝐏𝐄𝐅𝐓 / 𝐋𝐨𝐑𝐀 / 𝐐𝐋𝐨𝐑𝐀 / 𝐑𝐋𝐇𝐅 / 𝐃𝐏𝐎 / 𝐒𝐅𝐓 𝐰𝐢𝐭𝐡 𝐔𝐧𝐬𝐥𝐨𝐭𝐡 / 𝐀𝐱𝐨𝐥𝐨𝐭𝐥 / 𝐇𝐮𝐠𝐠𝐢𝐧𝐠𝐅𝐚𝐜𝐞 𝐀𝐮𝐭𝐨𝐓𝐫𝐚𝐢𝐧 / 𝐒𝐚𝐠𝐞𝐌𝐚𝐤𝐞𝐫 𝐓𝐫𝐚𝐢𝐧𝐢𝐧𝐠/𝐎𝐩𝐞𝐧-𝐒𝐨𝐮𝐫𝐜𝐞 𝐋𝐋𝐌𝐬: 𝐋𝐋𝐀𝐌𝐀 𝟑 / 𝐌𝐢𝐬𝐭𝐫𝐚𝐥 𝟕𝐁 / 𝐌𝐢𝐱𝐭𝐫𝐚𝐥 𝟖𝐱𝟕𝐁 / 𝐅𝐚𝐥𝐜𝐨𝐧 / 𝐆𝐞𝐦𝐦𝐚 / 𝐁𝐥𝐨𝐨𝐦 / 𝐎𝐫𝐜𝐚 𝐌𝐢𝐧𝐢 / 𝐆𝐮𝐚𝐧𝐚𝐜𝐨/𝐅𝐚𝐬𝐭 𝐈𝐧𝐟𝐞𝐫𝐞𝐧𝐜𝐞: 𝐯𝐋𝐋𝐌 / 𝐓𝐆𝐈 / 𝐓𝐞𝐧𝐬𝐨𝐫𝐑𝐓-𝐋𝐋𝐌 / 𝐒𝐊𝐏𝐢𝐥𝐨𝐭/𝐏𝐫𝐨𝐦𝐩𝐭 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠: 𝐌𝐮𝐥𝐭𝐢-𝐭𝐮𝐫𝐧 / 𝐅𝐞𝐰-𝐬𝐡𝐨𝐭 / 𝐙𝐞𝐫𝐨-𝐬𝐡𝐨𝐭 / 𝐑𝐀𝐆-𝐁𝐚𝐬𝐞𝐝 / 𝐏𝐫𝐨𝐠𝐫𝐚𝐦𝐦𝐚𝐛𝐥𝐞 𝐏𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬/𝐐𝐮𝐚𝐧𝐭𝐢𝐳𝐚𝐭𝐢𝐨𝐧: 𝐀𝐖𝐐 / 𝐆𝐏𝐓𝐐 / 𝐆𝐆𝐔𝐅 / 𝐆𝐆𝐌𝐋 / 𝐐𝐋𝐎𝐑𝐀 / 𝐏𝐓𝐐 / 𝐃𝐐/𝐑𝐀𝐆 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 & 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬: 𝐋𝐚𝐧𝐠𝐂𝐡𝐚𝐢𝐧 / 𝐋𝐥𝐚𝐦𝐚𝐈𝐧𝐝𝐞𝐱 / 𝐂𝐡𝐫𝐨𝐦𝐚 / 𝐅𝐀𝐈𝐒𝐒 / 𝐏𝐢𝐧𝐞𝐜𝐨𝐧𝐞 / 𝐐𝐝𝐫𝐚𝐧𝐭 / 𝐖𝐞𝐚𝐯𝐢𝐚𝐭𝐞 / 𝐌𝐢𝐥𝐯𝐮𝐬 Greetings! I am Atul Kumar, a seasoned developer with over 8+ years of experience in web application and software development. Working with LLMs for the past 8+ years and have good expertise in AI Agents development using langchain, LlamaIndex, and LLMs like Claude, GPT4o, Amazon Bedrock, Ollama 🔹 AI Agents / Voice Agents: CrewAI, AutoGen, Amazon Polly, Deepgram, Rasa AI 🔹 LLM Fine-tuning: PEFT, LoRA, QLoRA, RLHF, DPO with Unsloth, Axolotl, HuggingFace AutoTrain 🔹 Open-Source LLMs: LLaMA 3, Mistral 7B, Mixtral 8×7B, Falcon, Gemma 🔹 Inference Optimization: vLLM, TGI, TensorRT-LLM 🔹 Prompt Engineering: Multi-turn, Few-shot, Zero-shot, RAG-based prompts 🔹 Quantization: AWQ, GPTQ, GGUF, GGML 🔹 RAG Systems: LangChain, LlamaIndex, ChromaDB, FAISS, Pinecone, Qdrant 🔹 Data Pipeline: Synthetic dataset generation, LLM evaluation frameworks 🔹 LLM Deployment: AWS Sagemaker, RunPod, GCP AI Platform, Vercel AI SDK 🖥️ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗦𝗸𝗶𝗹𝗹𝘀: 🔹 Proficient in Node.js, Express.js, Python, Django, Flask, AWS Lambda for backend API. 🔹 Experienced with relational & NoSQL databases: MySQL, PostgreSQL, MongoDB, Firebase, Firestore. 🔹 Skilled in Python FastAPI, REST API, GraphQL API development, and database schema design. 🔹 Knowledgeable in Redis, Docker, Kubernetes, AWS EC2, S3, Nginx for scalable infrastructure. 🔹 Experienced with Nest.js for enterprise-grade server-side applications. 🔹 LangChain, LangServe, LangSmith, HuggingFace, Transformers for AI/LLM integrations. 🔹 Vector Databases: Chroma, FAISS, Pinecone, Qdrant for RAG pipelines. 🔹 Low-code AI tools: Flowise AI, LangFlow, StackAI for rapid prototyping. 🔹 Familiar with Celery task queues, testing frameworks (Pytest, Unittest), and automation tools like Selenium. 🌐 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗦𝗸𝗶𝗹𝗹𝘀: 🔹 Proficient in TypeScript, Redux Toolkit, Tailwind CSS with Next.js for high-performance frontends. 🔹 Skilled in building Progressive Web Apps (PWA) and Single Page Applications (SPA). 🔹 Expert in Vue.js, Nuxt.js, React.js, Next.js, HTML5, CSS3, React Native for responsive and cross-platform UIs. 🛠️ 𝗧𝗼𝗼𝗹𝘀 & 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: 🔹 Skilled in Python ML libraries: Scikit-learn, Numpy, Pandas, Matplotlib, Seaborn. 🔹 Familiar with OpenAI APIs, Whisper, GPT models, ChatGPT integration, and AI chatbot deployment. 🔹 Experienced with AWS (Lambda, S3, EC2, Sagemaker), Git/GitHub, and Linux environments (Ubuntu, CentOS). 🌟 𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗔𝗜 & 𝗟𝗟𝗠 𝗦𝗸𝗶𝗹𝗹𝘀: 🔹 AI Agents / Voice Assistants: CrewAI, AutoGen, Amazon Polly, Deepgram, Rasa AI. 🔹 Open-Source LLMs: LLaMA 3, Mistral 7B, Mixtral 8×7B, Falcon, Gemma. 🔹 Inference Optimization: vLLM, TGI, TensorRT-LLM for high-speed deployments. 🔹 Prompt Engineering: Multi-turn, Few-shot, Zero-shot, RAG-based prompts. 🔹 Quantization: AWQ, GPTQ, GGUF, GGML for efficient LLM deployment. 🔹 LLM Fine-tuning: PEFT, LoRA, QLoRA, RLHF, DPO with Unsloth, Axolotl, H My expertise spans both frontend and backend technologies, as well as a variety of tools and additional skills that enable me to deliver comprehensive solutions. I am dedicated to providing high-quality, efficient solutions that cater to the unique needs of each project. My diverse skill set allows me to approach challenges from multiple angles, ensuring robust and innovative solutions. Warm regards, Atul Kumar