Expert-Vetted (Top 1% of Upwork talent)🏆🏆🏆 🎓 NLP, ML, LLM and AI expert 💬 custom Chatbots using OpenAI/ AWS bedrock, langchain, vector databases. LLMs like chatgpt, GPT4, Claude3.5, Llama and Falcon 🚀 AI Agents development using frameworks like LangGraph, Autogen or CrewAI 📊 Sentiment Analysis, Text Classification, text generation, text summarization, Topic modelling, and Data Clustering 🚀 Certified AWS Architect skilled in designing and developing AI pipelines using AWS Bedrock and SageMaker, lambda, RDS specializing in NLP, ML, LLM, and AI technologies. 💬 Finetuning open-source LLMs on custom data 🤖 Low code/No code AI automations using tools like Make.com and Zapier 🖼️ Custom image generation using stable diffusion models 🎥 Object Detection, Motion Tracking, Scene Recognition, and Anomaly Detection. 🎯 Recommendation Engines Expert: Specialized in designing and implementing recommendation systems using AWS Personalize, Google Cloud Recommendations AI, and custom solutions built from scratch. Unlike many pseudo-AI experts who simply know how to call OpenAI or Anthropic APIs, I bring 𝟗 𝐲𝐞𝐚𝐫𝐬 of deep, hands-on experience in the AI field, mastering everything from traditional ML to advanced Generative AI. I understand the ins and outs of building real AI solutions that go far beyond basic API integrations. 🤖 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝐢𝐧 𝐋𝐚𝐫𝐠𝐞 𝐋𝐚𝐧𝐠𝐮𝐚𝐠𝐞 𝐌𝐨𝐝𝐞𝐥𝐬 (𝐋𝐋𝐌) 𝐚𝐧𝐝 𝐀𝐈: ➜ Fine Tuning: Specialized in finetuning LLMs like llama, openai models, qwen2.5, mistral for domain adaptation, style adaptation, persona writing, QnA, medical, legal, and more. ➜ LLM Synthetic Dataset Generation for finetuning ➜ LLM Evaluation Framework ➜ LLM Deployment: On Cloud platforms like AWS DLC, Lambda, and more. ➜ AI Agents / Voice Bots: Proficient with CrewAI/AutoGen, Amazon Polly, Deepgram, OpenAI swarm. ➜ AI Automation using make and zapier ➜ custom LLM Deployment: On AWS/GCP/RunPod using SkyPilot, vLLM/TGI frameworks 🛠️ 𝐓𝐨𝐨𝐥𝐬/𝐅𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤𝐬: ➜ Langchain, LangServe, LangSmith, llamandex, Heystack, HuggingFace, Transformers ➜ VectorDB: Chromadb, FAISS, PineCone, Qdrant, opensearch, Azure Cosmosdb, Milvus ➜ Flowise AI, LangFlow, StackAI ➜ GCP Vertex AI, Google Colab, AWS Sagemaker, Azure ML studio, Runpod, Vast AI 🐍 Python Frameworks: ➜ Low-Code UI Tools: Streamlit, Gradio, Panel API Frameworks: FastAPI, Flask, Django, Pydantic Machine Learning / Deep Learning Frameworks:PyTorch, TensorFlow, Keras, HuggingFace Transformers ➜Data Wrangling / Processing:Pandas, NumPy, Dask, Polars, Scikit-learn ➜Model Serving and Deployment: Triton Inference Server, TorchServe, ONNX Runtime, MLflow, BentoML 🗄️ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬: ➜ SQL: MySQL, PostgreSQL, SQLite, Azure SQL ➜ NoSQL: MongoDB, DynamoDB, Firebase, Redis ➜ GraphDB: Neo4j, Amazon Neptune 💻 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐓𝐞𝐜𝐡: ➜ React, Angular, Next.js, Vue.js, Tailwind CSS, Bootstrap I am lead AI/ML engineer with more than 9 years of experience traditional ML, deep learning, advanced NLP, generative AI LLMs like chatgpt, GPT4, Llama, Falcon and Mistral, Mixtral, Qwen. Strong experience in executing custom AI and NLP solutions and integrating them in business workflows, along with advanced skills in object detection, motion tracking, scene recognition, and anomaly detection. If you're working with any sort of data for your project, I'm here to help! Whether you have raw and unprocessed data that needs cleaning, or you need help scraping and annotating new data, I've got you covered. As an AI professional with a specialization in AI, NLP, LLMs, I've worked with various models, including GPT3, Chatgpt/GPT4, llama3, Qwen, and GPT-J, and have experience in applying state-of-the-art NLP techniques to projects. If you need help training a deep learning model, I can help you experiment with cutting-edge models such as T5, Bert, M2M, FLAN-T5 and RoBerta to achieve the best possible performance. I can train/Fine tune open source LLMs like Llama, mpt7b, Falcon using efficient techniques like QLora. I'm well-versed in working with transformer-based models and can help you fine-tune and transfer learning to get the most out of your data. If you have text data I can help with text classification, natural language understanding, and natural language generation. If you're looking for a chatbot or conversational AI solution, I can help you develop a solution using Chatgpt, langchain and vector databases like pinecone. In addition to NLP, I'm experienced in working with sequential data, time series forecasting, and PyTorch code debugging. I have successfully completed over 60 jobs on Upwork, logging more than 4000 hours of work while consistently achieving client satisfaction. If you're looking for an AI professional who can help with anything remotely related to LLMs or AI Agents, any other NLP/ML task don't hesitate to reach out to me. I'll be more than happy to assist you in achieving success with your project.

𝑭𝒓𝒆𝒆 30-𝑴𝒊𝒏𝒖𝒕𝒆 𝑪𝒐𝒏𝒔𝒖𝒍𝒕𝒂𝒕𝒊𝒐𝒏 𝑪𝒂𝒍𝒍! 𝑱𝒖𝒔𝒕 𝒔𝒉𝒂𝒓𝒆 𝒚𝒐𝒖𝒓 𝑭𝒊𝒈𝒎𝒂 𝒐𝒓 𝑰𝒅𝒆𝒂𝒔, 𝐈 𝒘𝒊𝒍𝒍 𝒄𝒐𝒏𝒗𝒆𝒓𝒕 𝒕𝒉𝒂𝒕 𝒊𝒏𝒕𝒐 𝒂 𝒅𝒆𝒕𝒂𝒊𝒍𝒆𝒅 𝑹𝑭𝑸 𝒂𝒏𝒅 𝒅𝒆𝒇𝒊𝒏𝒆 𝒕𝒉𝒆 𝑺𝒄𝒐𝒑𝒆 𝑺𝒐 𝒚𝒐𝒖 𝒄𝒂𝒏 𝒈𝒆𝒕 𝒂 𝒃𝒆𝒕𝒕𝒆𝒓 𝑰𝒎𝒂𝒈𝒆. 🌟 Expert Full-Stack Python/Django & React.js/Next.js Development 🌟 I help businesses and startups build scalable SaaS platforms, cloud-based web applications, custom APIs, and high-performance MVPs. My services cover end-to-end web development, including Full-Stack Web Application Development, AWS Cloud Integration, Custom API Development, Database Design & Optimization, and SEO-optimized Next.js websites. Whether you need a SaaS dashboard, a subscription-based product, or a secure backend system that scales, I deliver modern, production-ready solutions built on industry best practices. I also specialize in web app performance tuning, security hardening, and architecture consulting to help clients transform existing systems into fast, reliable, and cloud-native applications. ⚙️ 𝘾𝙤𝙧𝙚 𝙎𝙚𝙧𝙫𝙞𝙘𝙚𝙨 1️⃣ SaaS & Full-Stack Web Development • React.js / Next.js front-end + Python/Django back-end • Subscription systems, dashboards, multi-tenant apps 2️⃣ AWS Cloud Integration & Management • EC2, Lambda, S3, CloudFormation setup and automation • CI/CD pipelines and monitoring • Scalable cloud architecture for SaaS apps 3️⃣ Custom API Development & Integration • REST & GraphQL APIs with Django REST Framework • Third-party SaaS integrations (Stripe, SendGrid, Auth0) • Secure authentication / authorization (JWT, OAuth2) 4️⃣ Database Design & Optimization • PostgreSQL, MySQL, MongoDB, Redis • Query optimization & data modeling for performance • Backup, migration, and security hardening 5️⃣ JavaScript / TypeScript Expertise • Modular, component-based development • Type-safe architecture & frontend performance tuning • Integration with Python APIs for real-time apps 6️⃣ Next.js & React.js for SEO Optimization • Server-Side Rendering (SSR) and Static Site Generation (SSG) 7️⃣ MVP Development for Startups • Rapid prototyping with React.js / Django • AI integration and development into MVP 8️⃣ Web App Performance & Security Optimization • Speed audits, caching, and load-time reduction 🧠 𝑻𝒆𝒄𝒉 𝑺𝒕𝒂𝒄𝒌 • Frontend: React.js, Next.js, TypeScript, Redux, TailwindCSS • Backend: Python, Django, FastAPis Django REST Framework • Database: PostgreSQL, MySQL, MongoDB, Redis • Cloud & DevOps: AWS (EC2, S3, Lambda, CloudFormation), Docker, GitHub Actions • Others: REST API, GraphQL, SEO Optimization, CI/CD, SaaS Architecture, Security Audits Contact me, and let’s discuss how we can take your project to new heights and achieve your business goals.

I’m a Mathematics & Computing (Integrated M.Sc.) graduate(CGPA- 9.67) from IIT Kharagpur with professional experience in machine learning, quantitative research, data science, and software engineering. I specialize in building mathematically rigorous, data-driven systems that move cleanly from research to production. My work sits at the intersection of advanced mathematics, ML/AI, and real-world engineering—allowing me to not only design sophisticated models, but also validate, optimize, and deploy them reliably in production environments. 🔹 What I Do Machine Learning & Data Science Predictive modeling, feature engineering, and statistical learning Time-series analysis, forecasting, and model validation ML pipelines in Python (NumPy, Pandas, Scikit-Learn, PyTorch) Quantitative Research & Finance Systematic trading strategy design and backtesting Alpha research: mean reversion, momentum, statistical arbitrage Portfolio optimization using Black-Litterman, Glasso, meta-heuristics Risk modeling, Sharpe optimization, drawdown control Reinforcement Learning & Optimization RL-based decision systems (DQN + LSTM) Meta-heuristic optimization (PSO, Simulated Annealing) ML-driven asset allocation and strategy optimization Software & Backend Engineering Production-grade Python and Java development Backend services with strong testing, CI/CD, and reliability guarantees Clean, modular, well-documented, performance-optimized code 🔹 Professional Experience Development Engineer — Standard Chartered GBS (Full-Time) Built secure, high-quality backend services for financial platforms Migrated large codebases from Java 8 → Java 17, improving performance and maintainability Increased automated test coverage to ~60% across multiple repositories through robust unit and integration testing Brain Research Consultant — WorldQuant Designed and optimized 30+ alpha strategies, achieving Sharpe ratios up to 3.0 Controlled pairwise correlation and improved robustness of signals Focused on Sharpe ratio, ROE, and risk-adjusted performance Quantitative Researcher — Indxx Private Limited Built ML-driven portfolio optimization frameworks Combined Particle Swarm Optimization and Simulated Annealing Improved portfolio Sharpe by 10% and reduced risk metrics by 12% Mathematics Expert — Micro1 (Freelance) Designed high-difficulty, original mathematical problems Created Project Euler–style challenges with competition-grade rigor 🔹 Selected Client Engagements (Upwork & Contract Work) Quantitative Validation & Automation Architect — Æthux (Atlas Project) Architected a production-grade validation, explainability, and CI/CD framework for quantitative investment models Built deterministic test harnesses for Black-Litterman and Monte Carlo engines Implemented model explainability (SHAP/LIME), drift detection, and automated evidence pipelines Delivered an auditable, compliance-ready analytics stack used for production decision-making Macro Economist — Inverse Financial Model & TAM Study Developed an inverse financial model for a novel digital marketplace Conducted a comprehensive Total Addressable Market (TAM) analysis Co-authored a white paper detailing economic incentives and market dynamics (Details shared within NDA constraints.) 🔹 Research & Technical Projects Neural Black-Litterman Model (Master’s Thesis) Integrated LSTM-based return forecasting with Black-Litterman allocation, achieving 25.3% annualized returns and strong risk-adjusted performance on NIFTY & S&P 500. Advanced Statistical Arbitrage with Reinforcement Learning Implemented OU, distance-based, and RL-driven mean-reverting strategies using DQN + LSTM. Cryptocurrency Momentum & Reversal Strategies Identified short-term reversals and long-term momentum with Sharpe ratios up to 3.0. Robust Glasso Portfolio Optimization Improved Sharpe by 13.7% and reduced turnover using robust precision matrix estimation; research paper under review. 🔹 Tools & Skills Languages: Python, Java, C, C++, SQL ML / Data: NumPy, Pandas, Scikit-Learn, PyTorch, Backtrader Backend & Dev: Spring Boot, GitHub, CI/CD, JUnit, Mockito Math & Stats: Probability, Stochastic Processes, Optimization, Time Series, Financial Mathematics

My experience spans Full-Stack development, Solution Architect & Generative AI applications development. From integrating AI APIs to creating custom workflows, AI Chat Bot, real-time AI apps, multi-agents, and Auto AI suggestions. 𝗠𝘆 𝗖𝗢𝗥𝗘 𝗘𝗫𝗣𝗘𝗥𝗧𝗜𝗦𝗘 Web Development - Responsive Web Applications and SAAS Products (complete lifecycle). - Frontend Development: Next.js, React.js, TypeScript, Angular.JS, Vue.js. - MEAN & MERN Stack for full-stack solutions - Python, AI, ML - CMS:- Shopify, WordPress, and Magento Custom API Development & Integration - Expertise in OpenAI, Whisper, GPT-3, and chatbot platforms like WhatsApp and Telegram Bot. - Building and integrating APIs for communication. AI & Machine Learning - Generative AI: Stable Diffusion, Control Net, MidJourney, Hugging Face Bloom, etc. - Machine Learning & Deep Learning: Solutions for predictive analytics and AI-powered automation. Web Scraping & Automation - Tools: BeautifulSoup, Scrapy, Selenium, Pandas, asyncio, aiohttp. - Workflow automation for repetitive tasks. Browser Extensions - Development for Chrome, Firefox, Safari, and Edge. - Custom solutions to enhance browser functionality. Computer Vision - Image/Object Recognition, Facial Recognition, Text Recognition. - Tools: OpenCV, Tesseract OCR, Paddle OCR. LLM Optimisation - Crafting effective prompts to optimize AI model performance. Deployment & Hosting - Deployment on servers and cloud platforms for scalable applications. 𝗠𝗬 𝗦𝗞𝗜𝗟𝗟𝗦 & 𝗧𝗘𝗖𝗛: - Frontend Development: React.js, Redux, Next.js, Vue.js, AngularJS - Backend Development: Node.js, Express.js, GraphQL, Python, PHP - Web Development: HTML5, CSS3, jQuery, TailwindCSS AJAX, REST APIs - Python Development: Django, Flask, Web scraping - CMS: WordPress, Magento, Shopify - Media Processing: OpenCV, TensorFlow.js, FaceAPI.js, OCR - Databases: MySQL, PostgreSQL, MS SQL Server, MongoDB, Firebase, Supabase - Cloud & Hosting: AWS, Google Cloud, Microsoft Azure - AI Tools: OpenAI 𝗪𝗛𝗬 𝗖𝗛𝗢𝗢𝗦𝗘 𝗠𝗘? - Top-Rated Plus Engineer - Proven Results: 8K+ hours delivered with 100% job success - Certified Expertise: Top Python and Django Web Development Bundle! - Flexible & Committed: Available 40+ hours/week across time zones (EST, PST, MST, CST) for smooth collaboration. - Long-Term Contract Focus on Upwork -- Let’s Build Something Exceptional Ready to bring your project to life with a dependable, results-driven expert? Let’s connect to discuss your vision and how I can help you achieve it. Thanks & Regards, Praveen K. 𝗕𝘂𝘇𝘇𝘄𝗼𝗿𝗱𝘀: #FullStack #MERN #MEAN #React.js #Vue.js #Angular #Node.js #Express.js #Next.js #Nuxt.js #RESTfulAPIs #API #GraphQL #MongoDB #MySQL #PostgreSQL #Firebase #Docker #Kubernetes #AWS #Azure #GCP #CI/CD #AgileMethodologies #TDD #BDD #DevOps #Microservices #ResponsiveDesign #UIUX #WebApplications #Web #ProgressiveWebApps #SinglePageApplications #ServerlessArchitecture #CloudComputing #VersionControl #Git #FrontendDevelopment #BackendDevelopment #APIIntegration #SecurityBestPractices #PerformanceOptimization #Scalability #CrossPlatformDevelopment #MobileAppBackend #HTML #CSS #JavaScript #TypeScript #SASS #LESS #Bootstrap #TailwindCSS #Webpack #Babel #SEOOptimization #UserAuthentication #Authorization #WebSockets #RealTimeApplications #TestAutomation #Unit Testing #IntegrationTesting #CodeReview #ContinuousIntegration #ContinuousDeployment #TechnicalDocumentation #SoftwareArchitecture #SystemDesign #ProjectManagement #CollaborationTools #Jira #Trello #Asana #Slack #Python #Django #Flask #Ruby #PHP #Laravel #Symfony #Java #SpringBoot #Go #Golang #Rust #Elixir #Scala #Perl #Haskell #R #MATLAB #Julia #TensorFlow #PyTorch #OpenCV #Xamarin #Apache #Nginx #Redis #Elasticsearch #RabbitMQ #Kafka #Jenkins #CircleCI #TravisCI

🏆 Top Rated AI Engineer | AI Agents | Voice AI | n8n | HubSpot | GHL | LLMs | RAG | Full-Stack Python | Automation & Web Scraping. I help businesses automate sales, marketing, customer support, and operations using AI Agents, Voice AI, n8n, HubSpot, Make, and custom Python applications. Over the past 7+ years, I have built automation systems for real estate companies, manufacturers, healthcare providers, call centers, legal firms, and SaaS businesses. Some recent projects include: • AI-powered sales automation system that handles lead outreach, qualification, onboarding, contracts, payments, and CRM updates automatically. • Voice AI agents that answer calls, qualify leads, book meetings, and sync conversations directly into HubSpot and CRM systems. • RAG-based AI assistants trained on private company knowledge bases for customer support and internal operations. • Business automation workflows using n8n, Make, APIs, webhooks, databases, CRMs, and third-party platforms. Core Services: ✅ AI Agents & Agentic Workflows ✅ Voice AI (Retell AI, Twilio, ElevenLabs, Deepgram) ✅ n8n, Make & Workflow Automation ✅ HubSpot & CRM Automation ✅ RAG & Knowledge Base Systems ✅ OpenAI, Claude, Gemini & LLM Integrations ✅ FastAPI, Django & Python Development ✅ Web Scraping & Data Automation ✅ SaaS & Internal Business Platforms If you're looking to automate manual processes, improve lead conversion, reduce operational workload, or build AI-powered products, send me a message and let's discuss your project. 🎯 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 𝗜 𝗕𝘂𝗶𝗹𝗱 • AI Agents & Chatbots • Voice AI Assistants • RAG & Knowledge Base Systems • SaaS Platforms • Business Process Automation • CRM & ERP Integrations • Lead Generation Systems • Data Extraction & Monitoring Tools • Custom Web Applications ⭐ 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲 ✔ Clean, scalable, production-ready code ✔ Strong communication & regular updates ✔ Fast turnaround & reliable delivery ✔ Business-focused problem solving ✔ Long-term collaboration 📩 Feel free to invite me to your project or send me a message. I'd be happy to discuss your requirements and suggest the best solution. 𝗕𝗲𝘀𝘁 𝗥𝗲𝗴𝗮𝗿𝗱𝘀, 𝗦𝗵𝘂𝗯𝗵𝗮𝗺 𝗦𝗮𝗶𝗻𝗶 𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 | 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗣𝘆𝘁𝗵𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿

Build production machine learning systems: forecasting, NLP, computer vision, and tabular models, plus the MLOps to deploy and monitor them, so the model keeps working after it ships. Machine Learning Engineer with 8+ years taking ML projects from raw data to live deployment in Python and AWS. Shipped models across telecom, automotive, energy, renewables, shipping, and e-commerce: demand forecasting, customer scoring and segmentation, anomaly detection, NLP, and decision automation. 🔑𝐂𝐨𝐫𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠: Predictive modeling, classification, regression, forecasting, time series, clustering, anomaly detection, recommendation systems, feature engineering 𝐃𝐚𝐭𝐚 𝐒𝐜𝐢𝐞𝐧𝐜𝐞: Python, Pandas, NumPy, Scikit-learn, statistical analysis, data wrangling, EDA, A/B testing 𝐃𝐞𝐞𝐩 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠, 𝐍𝐋𝐏 & 𝐂𝐕: TensorFlow, PyTorch, neural networks, text classification, embeddings, image classification, object detection 𝐌𝐋𝐎𝐩𝐬 & 𝐂𝐥𝐨𝐮𝐝: AWS (SageMaker, EC2, S3, Lambda), Docker, MLflow, CI/CD, model deployment, monitoring, scalable pipelines 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: FastAPI, Flask, Django, REST APIs, n8n, Zapier, Make, webhooks 𝐀𝐈, 𝐋𝐋𝐌 & 𝐁𝐨𝐭𝐬: GPT-4, Claude, RAG, LangChain, LangGraph, vector databases, prompt engineering, AI agents, chatbot development, conversational AI, Telegram/Discord/Slack bots Tell me your data and the outcome you need. I'll reply with how I'd approach the model and a rough timeline, so you know what working with me looks like before you commit.

An AI enthusiast, experienced in extracting Insights from raw text data. Built several models for problems such as Topic extraction, Sentiment analysis, Emotion detection, Intent Classification, Key-phrase and Key-topic extraction, and Trend detection in the data. Experienced in writing robust Python codes with good knowledge of Data Structures. Familiar with Scraping with Scrapy framework and BeautifulSoup library. Experienced in building models by Fine-tuning GPT-3 and other hugging-face pre-trained models. Experienced data pre-processing and Visualization using python NumPy and pandas. Experienced in building APIs and Web-based apps using the Django framework.

I’m a Senior Python Engineer and Full Stack Developer with 8+ years of experience building web scraping infrastructure, automation platforms, backend systems, and scalable data engineering solutions for startups, SaaS products, trading companies, and data-driven businesses. Clients usually contact me for projects related to Python development, Full Stack development, backend development, backend APIs, web scraping, data extraction, browser automation, Playwright automation, Selenium automation, Scrapy development, ETL pipelines, workflow automation, automation systems, API integrations, real-time data processing, AI automation, OpenAI integrations, scalable backend systems, sportsbook software, betting systems, odds aggregation, analytics platforms, SaaS products, and high-load real-time data systems. Why clients work with me ✔ 8+ years of Python engineering experience ✔ 6+ years of Full-Stack engineering experience ✔ $400K+ earned on Upwork ✔ Top Rated Plus freelancer ✔ Production-grade scalable architectures ✔ Strong communication and reliable delivery ✔ Experience with high-load real-time systems ✔ Long-term technical partnership mindset My main stack includes: Python • FastAPI • Django • Flask • AsyncIO • REST APIs • GraphQL • Playwright • Selenium • Scrapy • WebSockets • Microservices • Celery • SQLAlchemy • Backend Architecture - Web Scraping & Data Engineering Playwright • Selenium • Scrapy • BeautifulSoup • Requests • Browser Automation • Data Extraction • Web Scraping • Data Mining • ETL Pipelines • Proxy Management • Pandas • NumPy • Dask • Scikit-learn • TensorFlow • PyTorch • XGBoost • OpenCV - Advanced Scraping Infrastructure Cloudflare • DataDome • Akamai Bot Manager • PerimeterX • reCAPTCHA • hCaptcha • Residential & Mobile Proxies • Session Management • Authentication Workflows • Browser Fingerprinting - Full Stack Development React • Next.js • TypeScript • JavaScript • HTML5 • CSS3 • Tailwind CSS • Admin Dashboards • SaaS Applications • Analytics Dashboards - Cloud, DevOps & Infrastructure Docker • Kubernetes • AWS • Google Cloud • Azure • GitHub Actions • GitLab CI/CD • Terraform • Ansible • Nginx • Linux AI & LLM Development OpenAI API • GPT-4 • Claude • Llama • AI Agents • RAG • Prompt Engineering • AI Automation • LLM Integrations • As a Full Stack Developer and backend developer, I build backend systems, APIs, automation platforms, web applications, analytics dashboards, browser automation workflows, admin panels, and scalable real-time data products designed for production environments. Web Scraping & Automation As a Python developer specializing in web scraping and automation systems, I build scalable scraping infrastructure for dynamic websites, protected platforms, APIs, marketplaces, SaaS products, and analytics systems. Scraping and automation projects include: • Large-scale web scraping systems • Data extraction pipelines • Browser automation with Playwright and Selenium • Scrapy-based scraping infrastructure • API reverse engineering and API integrations • Proxy management and anti-bot workflows • Marketplace and e-commerce data collection Backend Development & Automation Systems As a Full Stack Developer and backend developer, I also build scalable backend systems, backend APIs, automation infrastructure, workflow automation platforms, web applications, and real-time backend services. Typical backend and automation projects include: • Backend API development • Workflow automation systems • Real-time automation platforms • Monitoring and reporting systems • Data synchronization systems • Internal business automation tools • Web applications and admin dashboards • Cloud-based backend infrastructure Clients hire me as a Python developer and Full Stack Developer when they need scalable backend systems, automation workflows, real-time data processing, or production-grade infrastructure that can support long-term product growth. Sportsbook & Betting Systems I have strong hands-on experience building sportsbook software, betting systems, odds aggregation platforms, sportsbook data systems, and real-time betting infrastructure running in production environments. • Real-time sportsbook odds aggregation systems • Arbitrage and positive EV analytics platforms • Betting automation and execution systems • Historical odds databases and backtesting engines • Sports analytics dashboards and reporting systems • Odds monitoring and alerting systems AI Automation & Data Infrastructure • AI data collection pipelines • OpenAI API integrations • AI automation workflows • RAG and knowledge base infrastructure • AI enrichment and structured data processing If you need a Python developer, Full Stack Developer, backend developer, or automation developer who can build scalable backend systems, automation infrastructure, web applications, sportsbook systems, or real-time data products, feel free to reach out.

✅ Rewarded as 🏆 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 🏆 by Upwork (𝗧𝗼𝗽 𝟏%) ✅ 8555+ hours and still counting ✅ 86+ jobs completed successfully ✅ 100% Job Success (Client Satisfaction Ratio) ✅ High-Quality Work ✅ Budget-friendly ✅ Fluent English ✅ Flexible Availability (EDT/GMT/AEST) Dear Client, I am a Python-focused AI/ML Engineer with over 10 years of experience developing scalable backend applications, AI-powered platforms, and cloud-integrated solutions using Python, Django, Flask, and FastAPI. I have worked on more than 60 Django /Flask / FastAPI websites and web applications which include Enterprise level applications , eCommerce websites, Mobile websites, Healthcare websites along with JavaScript frameworks like AngularJS, ReactJS and Vue.Js. My experience also includes designing REST APIs, building data processing pipelines, deploying AI models, and developing production-grade web applications across AWS and Azure environments. I'm in the Top 4% overall in StackOverflow. I have created several Python projects for the last 10+ yrs with different libraries. I am a certified Python full stack developer from different institutions. ✅✅✅Core Python✅✅✅ Always used Python latest version along with unittest, PEP standard and KISS and OWASP security followed for coding. Always follow SOLID principles so that all my codes can be understood and extended by any good developer later. Almost all methods are tested by unittest various test cases. Each method cheked by profiling for its better performances. ✅✅✅REST API✅✅✅ All REST API are Open API standard and most of them are with Swagger defined. So they are definitely higest standard in every direction. ✅✅✅Django✅✅✅ I have used mostly Django and Flask framework but also use Tornado async. Django, Django CMS, Django Rest framework, Celery, sentry-sdk, django-extensions, django-rest-framework-jwt, django-rest-swagger, django-simple-history, django-model-utils, django-storage, django-allauth, dubug toolbar etc. ✅✅✅Flask✅✅✅ Flask, gunicorn, flask debug toolbar, pytest, sqlalchemy, marshmallow, psycopg2, celery, redis, wtf, flask-login, flask-limiter and many more. ✅✅✅Databases✅✅✅ I am expertise with different databases like PgSql, Mysql, Mariadb, Mongodb, nosql etc. ✅✅✅Cloud✅✅✅ I have working to create micro services application in different cloud platform say AWS, GCP and Azure. ✅✅✅AWS✅✅✅ Some of the tools I used in AWS various tools including CodeCommit, CodeBuild, CodeDeploy, CodePipeline, Cli, EC2, S3, EBS, DynamoDB, RDS, Lambda with Boto3, VPC, LightShell, SageMaker, Kinesis, SQS, SNS, AppSync, Beanstack, ECR, ECS, Farget, EKS, SES, ElastiCache, Cloudwatch, IAM, Cognito, ApiGateway, Shield, Sso, Route53, CloudFront, ELB, ALB. ✅✅✅Artificial Intelligence✅✅✅ My work is not limited with general Python and MVC based work. But I am a certified Machine Learning and Deep Learning engineer as well. Used different libraries including Tensorflow, Keras, Numpy, Pandas, Matplotlib, ScikitLearn etc. ✅✅✅Frontend ✅✅✅ Front end I have been using from HTML5 to Javascript, Jquery, Angular Js , React Js and Vue Js for years. ✅✅✅Development environment and process✅✅✅ Always use the highly secure development environment along with Git, Docker and Kubernetes. Experience in entire software development life cycle and decision-making. Skilled at building effective and productive working relationship with clients and team members. Software Product/Tools worked with: Python / Django / Flask / Pyramid, PostgreSQL / MySQL / SQL Server / Oracle, JavaScript, AJAX, jQuery, PHP, Amazon Web Services, Heroku, Google App Engine, Google API, Fedex API, Stripe API, PayPal API, HIPAA Compliance, AngularJS, ReactJS, OpenERP / Odoo, Docker, Redis, Redmine, Celery, RabbitMQ, Twilio API and lots more. I can integrate any API with your existing systems. Looking forward to an interview invitation.

I build production ready Python, AI/LLM, and automation systems that solve real business problems chatbots that actually understand users, scrapers that get past anti-bot defenses, and APIs that scale from day one. 🤖 AI & LLM Development Custom chatbot development using OpenAI, LangChain, and Rasa. I build RAG pipelines, handle prompt engineering, and fine-tune models for real use cases. At Expertflow, my AI work drove a 30% performance improvement and a 25% boost in user engagement — deployed and maintained in production, not just a demo. 🕷️ Web Scraping & Data Pipelines I handle the hard stuff: Cloudflare bypass, dynamic JavaScript rendering, and sophisticated anti-bot systems. Past projects include a 250+ item Croatian grocery database and a Taobao/Weidian scraper with AI-powered product naming and image processing. ⚙️ Backend API Development (FastAPI · Flask) Scalable, well-documented REST APIs built specifically for AI-powered applications. Clean architecture, proper error handling, production-ready from day one — not a prototype that breaks under load. 📌 Recent Projects Crypto Market Intelligence Tool — real-time Twitter sentiment + price signal analysis for altcoins Reddit Community Tracker — multi-subreddit monitoring with custom analytics GPT + Google Sheets Integration — natural language querying over live spreadsheet data Why work with me: ✅ 100% Job Success Score ✅ Fast turnaround, clear async communication ✅ I scope realistically and don't overpromise If your project involves Python, AI automation, chatbots, web scraping, or API development let's talk. I will give you an honest read on scope and timeline before we start.