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🚀 AI Developer | Python | LLM, RAG, Chatbot & Machine Learning Expert I am an AI Developer and Python Expert specializing in LLM applications, RAG (Retrieval-Augmented Generation), AI Chatbots, and Machine Learning solutions. I help startups and businesses build scalable AI systems, intelligent chatbots, and automation tools using OpenAI, LangChain, LlamaIndex, and modern AI frameworks. If you're looking for an expert in AI development, chatbot development, or RAG-based systems, I can help you turn your idea into a production-ready product. 🔍 Core Expertise (High-Demand AI Services) 🤖 AI Chatbot Development & RAG Systems * AI chatbot development using **OpenAI, GPT-4, Llama 3, Claude** * **RAG pipeline development** (Retrieval-Augmented Generation) * Knowledge base AI assistants & document Q&A systems * Semantic search & intelligent document retrieval * Vector database integration (**Pinecone, ChromaDB, Weaviate, Milvus**) 🧠 LLM Applications & Generative AI * Custom **LLM app development** (OpenAI API, Gemini, Anthropic Claude) * **LangChain & LlamaIndex** agent workflows * AI copilots & business automation tools * Prompt engineering & LLM optimization * AI SaaS and API integrations 📊 Machine Learning & Python Development * Machine learning models (**NLP, classification, regression**) * Data pipelines & ETL workflows * Backend APIs using **FastAPI, Flask** * AI microservices & scalable backend systems * Deployment with **Docker, cloud & REST APIs** 💼 Why Clients Choose Me ✔ Expert in **AI, Machine Learning, and Python development** ✔ Strong experience with **LLM, RAG, and chatbot systems** ✔ Focus on **scalable, production-ready AI solutions** ✔ Clean, optimized & maintainable code ✔ Reliable communication & fast delivery 🛠 Tech Stack & Keywords **Python | AI Development | Machine Learning | LLM | GPT-4 | OpenAI | LangChain | LlamaIndex | RAG | Chatbot Development | NLP | Pinecone | ChromaDB | FastAPI | Flask | TensorFlow | PyTorch | Scikit-Learn | Docker | Redis | PostgreSQL | API Development** 💡 Let’s Build Your AI Solution Looking for an AI Developer, Chatbot Developer, or Machine Learning Engineer? I can help you build: * AI chatbots * RAG-based knowledge systems * LLM-powered SaaS apps * Automation tools 📩 Send me a message and let’s discuss your project. AI Developer upwork Machine Learning Engineer upwork Python Developer upwork LLM Developer upwork Generative AI upwork RAG Developer upwork AI Chatbot Developer upwork OpenAI API upwork NLP (Natural Language Processing) upwork FastAPI Developer upwork AI Automation upwork Vector Database (Pinecone / ChromaDB) upwork AI Application Development upwork Keywords:- AI Agent Development, AI Automation, LLM Integration, RAG, Retrieval Augmented Generation, ChatGPT API, Claude API, OpenAI API, LangChain, CrewAI, AutoGen, Prompt Engineering, Fine-Tuning LLMs, Multi-Agent Systems, Agentic AI, Generative AI, AI Chatbot Development, Conversational AI, Voice AI Agent, Voice Agent Developer, AI-Powered SaaS, SaaS Development, Full-Stack Developer, Next js, React, Node js, Python, FastAPI, Django, Flask, API Development, API Integration, Microservices Architecture, Headless CMS, n8n Automation, Make Zapier, Business Process Automation, Workflow Automation, RPA, CRM Automation, No-Code Low-Code Automation, Twilio Integration, VoIP AI, Call Center AI, Speech-to-Text, Text-to-Speech, Vapi, Retell AI, Document AI, Intelligent Document Processing, OCR, Data Extraction, Vector Database, Pinecone, ChromaDB, Knowledge Base Development, Computer Vision, AI Copilot, MCP, Model Context Protocol, PostgreSQL, MongoDB, Supa base, Firebase, AWS, Docker, CI/CD, MVP Development, AI Workflow Orchestration, Web Scraping, Data Pipeline, Machine Learning, Deep Learning, NLP, Natural Language Processing, Semantic Search, Embedding Models, AI Integration Specialist

AVAILABLE RIGHT NOW 40h/w | 7 Years QA Experience | Job Success ⏰ 200h+ worked on Upwork 💫 7 years of QA manual/automated testing experience 🌐 Available full-time and flexible across most time zones! ✓ ISTQB + Agile Certified Based on many years of experience, I determine the most effective software QA services and types of testing for each specific case and develop the best testing plan. I prioritize openness, transparency, and effective communication, all essential in the software development field. I also provide strong product support and value my test participants greatly. My Technical Expertise includes: 🔹 Programming Languages: JavaScript, Python, TypeScript, Java 🔹 Testing Frameworks: WebdriverIO, Playwright, Cypress, Selenium, Robot Framework 🔹 Cross-Browser & Cross-Platform Testing Tools: BrowserStack, Testingbot, Sauce Labs, Ghost Inspector, Xcode, and plugins for different browsers such as Google Chrome, Mozilla Firefox, Microsoft Edge, Safari, and others. 🔹 Functional Testing Tools: additional libraries and tools to selected languages and frameworks: Cucumber, Mocha, Chai, Jasmin, Allure Reporter, JUnit Reporter, GitHub Pages, etc. 🔹 Test Management Tools: TestRail, X-Ray, Redmine etc. 🔹 API Testing Tools: Postman, SoapUI, and Axios 🔹 DB Tools & Libraries: DBeaver, HeidiSQl, DataGrip, mysql2, etc. 🔹 For AI testing use: DeepEva, LLM Studio, OpenAi API, langchain, Chroma db и SentenceTransformers, OpenAI embeddings, HuggingFace Industries: 🏥 Healthcare, 🛒 E-Commerce & Marketplace, 💳 Fintech, 💻 SoftDev, 🎯 Marketing, 📚 E-learning, 💼 Business Solutions. Quality Assurance Services: 🔹 Quality Assurance Audit 🔹 Manual Testing (acceptance, regression, smoke) 🔹 Quality Assurance Architecture (setting up, maintaining) 🔹 Autotest Creation 🔹 Test Documentation (managing): manual test cases, checklists,etc. 🔹 Autotest Code Review 🔹 Testing AI, generative AI, and LLM products. Types of Testing I Use: 🔍 Software QA Functional Testing: covers key features such as application purpose, buttons, input forms, links, and access control security, including communication with servers and typically includes automated testing methods and encompasses popular types like Acceptance, Smoke, Regression, and Security and Access control testing. 🔍 Software QA Non-Functional Testing: testing how the application handles large data volumes and its startup speed. My approach encompasses usability, UI/UX, productivity, and localization testing to ensure comprehensive software quality. 🔍 Software QA Usability Testing: specifically evaluates user experience, examining visual perception, technical elements, and overall ease of use. It aims to ensure simplicity, consistency, and accessibility of the software, facilitating smooth user interaction and enhancing the product's appeal. By application Type: 📱 mobile, 💻web and 🖥 desktop testing Why Choose Me: ✔️ Proven Track Record: 11+ years of experience, 100% Job Success Rate, 25+ jobs done and 12,800 hours worked on Upwork. ✔️ Quality-Driven: Dedicated to delivering bug-free, reliable software through meticulous testing. ✔️ Flexible and Adaptable: Available full-time and can adjust to most time zones. ✔️ Cost-Effective Solutions: Focus on optimizing testing processes to reduce your costs I have experience in automation with: 📌 JavaScript(ES6) + Jasmine + Protractor JS. 📌 Java + TestNG + Selenium Webdriver. 📌 Javascript/TypeScript + webdriver.io + Jasmine for web automation. 📌 Javascript/TypeScript + webdriver.io +Jasmine + Appium for mobile automation (IOS/Android) + BrowserStack(Saucelabs). 📌 JavaScript(ES6) + Gauge + Taiko. 📌 BDD: Cucumber, Gauge. 📌 Python + Selenium. 🤝 Ready to partner up and optimize your software development workflow? Let's work together to catch bugs before the user sees them 🐞

Hi, I'm Nidhi — a Python Developer, Data Analyst, and Dashboard Specialist helping businesses automate workflows, build data-driven applications, and transform raw data into actionable insights. I specialize in Python development, automation, API integrations, Power BI dashboards, Streamlit applications, and business intelligence solutions. Whether you need a custom automation script, an interactive dashboard, a data processing pipeline, or AI-powered business tools, I can deliver scalable and efficient solutions tailored to your business needs. My expertise includes: ✅ Python Development & Automation ✅ Data Analysis (Pandas, NumPy) ✅ Power BI & Interactive Dashboards ✅ Streamlit Web Applications ✅ REST API Development & Integration ✅ Web Scraping & Data Collection ✅ Excel Automation ✅ SQL & Database Management ✅ ETL Pipelines & Data Processing ✅ AI & OpenAI API Integration I have experience working on business management systems, eCommerce platforms, reporting dashboards, analytics applications, and workflow automation projects that help organizations improve productivity and make data-driven decisions. I can help you with: ✔ Custom Python Applications ✔ Business Automation ✔ Streamlit Dashboards ✔ Power BI Reports ✔ API Integration ✔ Data Cleaning & Analysis ✔ Web Scraping ✔ AI-powered Business Tools ✔ KPI & Executive Dashboards ✔ Excel & Reporting Automation Why work with me? ✔ Clean, maintainable code ✔ Business-focused solutions ✔ Strong analytical mindset ✔ Clear communication ✔ On-time delivery ✔ Long-term support Tools & Technologies Python • FastAPI • Flask • Django • Pandas • NumPy • Streamlit • Power BI • SQL • PostgreSQL • MySQL • REST APIs • Selenium • BeautifulSoup • Git • GitHub • Docker • Azure • AWS • OpenAI API

🚀 𝗧𝗿𝗮𝗻𝘀𝗳𝗼𝗿𝗺𝗶𝗻𝗴 𝗜𝗱𝗲𝗮𝘀 𝗶𝗻𝘁𝗼 𝗛𝗶𝗴𝗵-𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀🚀 I’m Rachit, a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 .𝗡𝗘𝗧 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 with 5+ years of experience in building scalable, secure, and cloud-ready web applications. I specialize in .𝗡𝗘𝗧 𝗖𝗼𝗿𝗲, 𝗔𝗦𝗣.𝗡𝗘𝗧, 𝗥𝗲𝗮𝗰𝘁, 𝗮𝗻𝗱 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝘃𝗲 𝗔𝗜 to deliver innovative, future-proof solutions. I work with 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀, 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲𝘀, 𝗮𝗻𝗱 𝗦𝗮𝗮𝗦 𝗰𝗼𝗺𝗽𝗮𝗻𝗶𝗲𝘀 to develop products that optimize workflows, enhance customer experiences, and accelerate business growth. 𝗪𝗵𝗮𝘁 𝗜 𝗗𝗼 𝗕𝗲𝘀𝘁: 🔸𝗘𝗻𝗱-𝘁𝗼-𝗘𝗻𝗱 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 – From backend APIs to seamless frontend interfaces 🔸𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝘃𝗲 𝗔𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 – Embedding AI-powered features into applications 🔸𝗖𝗹𝗼𝘂𝗱-𝗡𝗮𝘁𝗶𝘃𝗲 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 – Deploying and scaling apps on Azure & AWS 🔸𝗦𝗲𝗰𝘂𝗿𝗲 & 𝗛𝗶𝗴𝗵-𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 𝗦𝘆𝘀𝘁𝗲𝗺𝘀 – Built with industry-leading best practices 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸 & 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: 🔹𝗕𝗮𝗰𝗸𝗲𝗻𝗱: .NET Core, ASP.NET MVC, Blazor, Razor Pages, Web API, C# 🔹𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: React, Angular, Vue.js, TypeScript, JavaScript, Bootstrap 🔹𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: SQL Server, MySQL, PostgreSQL, MongoDB, Entity Framework 🔹𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀: Azure, Docker, Kubernetes, CI/CD Pipelines 🔹𝗔𝗜 & 𝗠𝗟: OpenAI, Azure OpenAI, ChatGPT API, ML Model Integration 𝗪𝗵𝘆 𝗛𝗶𝗿𝗲 𝗠𝗲: ✅ 𝗦𝗰𝗮𝗹𝗮𝗯𝗹𝗲 .𝗡𝗘𝗧 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 – Designed to grow with your business ✅ 𝗔𝗜-𝗣𝗼𝘄𝗲𝗿𝗲𝗱 𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀 – Build smarter, faster, and more interactive applications ✅ 𝗖𝗹𝗲𝗮𝗻 𝗖𝗼𝗱𝗲 & 𝗕𝗲𝘀𝘁 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗲𝘀 – Maintainable, secure, and future-proof development ✅ 𝗘𝗻𝗱-𝘁𝗼-𝗘𝗻𝗱 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻 – Clear communication & timely deliveries 📩 𝙇𝙚𝙩’𝙨 𝙙𝙞𝙨𝙘𝙪𝙨𝙨 𝙮𝙤𝙪𝙧 𝙣𝙚𝙭𝙩 𝙥𝙧𝙤𝙟𝙚𝙘𝙩!