33+ Successful Projects • 100% Job Success Top Rated 🎯 Computer Vision — YOLOv8/11, Faster R-CNN, U-Net, DeepLabV3+ 📍 Multi-Object Tracking — SORT, DeepSORT, ByteTrack 💬 LLM Applications — RAG, LangChain, Hugging Face, LoRA/QLoRA ⚡ Real-Time AI Deployment — OpenCV, PyTorch, TensorFlow 📈 Scalable Search — FAISS, vector DBs for face & document retrieval 🤖 LLM-Powered Telegram Bots — intelligent assistants & automation Why Work With Me 🟢 25+ successful projects with 100% Job Success (Top Rated) 🟢 Up to 90% automation through AI & workflow optimization 🟢 Scalable, production-grade systems (millions of records, real-time pipelines) 🟢 True end-to-end delivery — strategy → data → model → deployment 🟢 On-time delivery with measurable business impact 🟢 Clear, reliable communication throughout the project 📩 Message me for a free consultation — I’ll help you outline the best technical approach for your project.

I design and build AI-powered SaaS platforms, automation systems, and intelligent workflows that help businesses reduce manual work and scale efficiently. My focus is on taking products from early-stage ideas to production-ready systems. I work closely with startups and product teams to build AI systems that are not just functional, but stable, maintainable, and aligned with real business use cases. 🔹 What I build * AI SaaS platforms with structured user workflows and scalable backend systems * RAG-based knowledge systems for internal tools, support, and data retrieval * AI agents for automating repetitive operations and decision workflows * Custom AI features integrated into existing web applications 🔹 Tech stack & architecture AI / LLM * OpenAI API, Claude, Gemini * LangChain, LangGraph * Retrieval-Augmented Generation (RAG) * Vector databases and embeddings Backend * Python (FastAPI, Django) * REST APIs, background jobs, async processing Frontend * React, Next.js, TypeScript * Modern SaaS UI with real-time AI interactions Infrastructure * PostgreSQL, MongoDB, Redis * AWS, Docker, CI/CD pipelines 🔹 Experience & work I’ve worked on AI systems used by real users, including: * Market intelligence platforms using RAG and vector search * AI automation systems that significantly reduced manual workflows * Scalable AI-backed applications handling continuous usage My approach is always focused on building systems that work reliably in production, not just prototypes. 🔹 How I work * Clear architecture planning before development * MVP-first approach → then scaling and optimization * Clean, maintainable code with proper documentation * Transparent communication and realistic timelines If you are building an AI product or integrating AI into your system, I can help you design and implement a solution that is stable, scalable, and production-ready. Skills Python, FastAPI, Django, React, Next.js, OpenAI API, LangChain, RAG, API Development, PostgreSQL, AWS, Docker

I am an AI/ML Specialist who lives by the motto "Stop chasing the hype. Build something users trust." I build AI-powered chatbots, platforms, automation systems, and real-time applications that combine strong backend engineering with practical AI implementation solutions that actually survive production traffic, unpredictable users, API failures, scaling pressure, and long-context conversations, not just “wrapper around GPT” products. My work typically involves architecting and scaling systems powered by OpenAI, Claude, LangChain, RAG pipelines, vector databases, real-time communication infrastructure, and custom backend services. I have worked across IoT, BLE, Healthcare, Education, AI Chatbot platforms, Fitness, Ride-hailing, Food Delivery, FinTech, Dating, Matrimonial, eCommerce, Gaming, and other high-scale, engagement-heavy systems. In terms of collaboration, expect: No ghosting. No guesswork. Just proactive, hyper-structured updates, technical clarity, transparent timelines, and deep collaboration from architecture reviews to sprint execution. That said, drop your product idea, biggest bottleneck, or enhancements you are seeking/ failures in the existing system in my inbox, and I’ll send back a practical, execution-focused technical roadmap designed to move your project/platform forward in the most efficient and scalable way possible. Cheers, Ankit --------------------------------------- Core stack: • Python, Django, Flask, FastAPI • Node.js & Express.js • OpenAI GPT-4 & Claude integrations • LangChain & RAG frameworks • Prompt engineering & AI workflow orchestration • Pinecone, Weaviate & vector search systems • Twilio (SMS, Voice, Video) • WebRTC, Socket-based real-time systems • Firebase Realtime Database • PostgreSQL, MongoDB & Redis • Celery, RabbitMQ & background processing systems • AWS (Lambda, EC2, S3), Google Cloud & Docker I have worked on AI systems and scalable platforms across: • IoT & BLE ecosystems • Healthcare & telehealth platforms • Education & learning systems • AI chatbots & AI assistants • Fitness & wellness applications • Ride-hailing & logistics systems • Food delivery platforms • FinTech products • Dating & matrimonial platforms • eCommerce ecosystems • Gaming & engagement-heavy platforms • Customer support automation • Real-time messaging & communication systems • AI-powered SaaS products • Workflow automation tools • Document processing & RAG-based knowledge systems

Unlock the Power of AI Computer Vision & Engineering Expertise! Hello, I'm thrilled to welcome you to my Upwork profile! As an experienced professional with a profound understanding of AI computer vision and a degree in Electrical Engineering, I offer a comprehensive range of services to elevate your projects to new heights. AI Computer Vision Services: Object Detection: Leverage advanced algorithms for precise and accurate object identification, paving the way for automation and optimization in various industries. Data Annotation: Ensure your AI models are trained on high-quality, well-labeled data, enhancing their performance and delivering valuable insights. Data Cleaning: Streamline your data pipeline with meticulous data cleaning, guaranteeing reliable and trustworthy results. Face Recognition: Enhance security and user experiences with state-of-the-art face recognition technology, tailored to meet your specific needs. Text Extraction & OCR: Transform unstructured text into structured data, enabling better decision-making and operational efficiency. Edge Devices: I have expertise in using edge devices like Raspberry pi, Jetson Nano, Arduino (Opta and Portenta machine control) Engineering Expertise: Signal Processing (MATLAB): Optimize data analysis and extraction using my expertise in electrical engineering and signal processing, uncovering crucial insights from complex signals. Circuit Design & Simulations (Proteus and PSPICE): Streamline hardware projects with flawless circuit designs and simulations, saving valuable time and resources. Mathematical Modeling: Address complex challenges confidently with strong mathematical modeling skills, providing a solid foundation for data-driven decisions. Why Choose Me: Proven Expertise: With extensive experience in machine learning, deep learning algorithms, and engineering, I deliver exceptional results that set your projects apart. Custom Solutions: I tailor my services to your unique requirements, ensuring the perfect fit for your specific goals. Fast & Reliable: My proficiency in Python and MATLAB enables me to deliver swift and accurate solutions, meeting your deadlines with confidence. Client Satisfaction: Your success is my priority, and I'm committed to providing top-tier service that builds lasting partnerships. Let's embark on a journey together to revolutionize your projects with the power of AI and engineering excellence. Contact me now for a consultation, and let's bring your visions to life!

Full-stack developer and AI engineer. I build production-grade AI agents, LLM-powered SaaS platforms, and full-stack web apps. I worked on these projects in my recent Upwork history: → iFIT - AI-driven fitness platform serving 6M+ users, Led backend architecture for a high-scale web + mobile SaaS handling millions of daily active sessions. → Coursology - AI-powered EdTech SaaS agent trusted by 1M+ students (web, mobile, Chrome extension) → Intellitix - QR-based event ticketing SaaS, $1B+ in cashless transactions, 40M+ attendees → Cadenza AI - AI assistant for nonprofits, adopted by 500+ organizations → Augmentt - Cybersecurity SaaS for MSPs, raised $18M Series A → Total Dental Healthcare - Healthcare web + mobile apps + Chrome extension across 13 locations What I build for clients: AI Agents & LLM Applications RAG pipelines, multi-agent systems, AI chatbots, and LLM-powered workflows using LangChain, LlamaIndex, OpenAI API, and Anthropic Claude. Systems that work in production — not prototypes. Full-Stack Web & SaaS Development End-to-end SaaS platforms and web applications using Next.js, React, Node.js, Python, and FastAPI. From MVP to scaled product with real users. Machine Learning & AI Integration Custom ML models, NLP pipelines, and AI feature integration into existing products. If you have a SaaS or web app and want to make it intelligent, this is the lane. Tech stack: - Frontend: Next.js · React · TypeScript · Tailwind CSS - Backend: Node.js · Python · FastAPI · Django · Express · NestJS - AI/ML: LangChain · LlamaIndex · OpenAI API · Anthropic Claude · RAG · LLM fine-tuning - Databases: PostgreSQL · MongoDB · Pinecone · Redis - Cloud: AWS · Docker · CI/CD · Vercel If you're building an AI agent, LLM app, SaaS product, or full-stack platform, send me the brief. Reach out to schedule a call on Upwork

Lead specialist data engineering, data science, cloud, and AI team at Agility.AI Act as lead architect on every engagement — direct technical ownership, not delegated oversight Vetted delivery team executes behind the architecture; no large-consultancy overhead, no solo-generalist risk 100% Job Success Score | Top Rated 200+ data engineering projects | 200+ AI/ML implementations | 80+ cloud migrations delivered ⭐ DATA ENGINEERING Pipeline architecture, ELT, real-time streaming — Snowflake, Databricks, dbt, Apache Kafka, Apache Spark Warehouse/lakehouse design — Snowflake, BigQuery, Redshift, Synapse — 60-80% query runtime reduction ERP/CRM integration — SAP, Oracle, Dynamics, Salesforce — with master data management and full lineage 500TB+ processed daily | 99.9% uptime | 6-10 weeks kickoff to production ⭐ DATA SCIENCE & MACHINE LEARNING Predictive analytics — time-series forecasting, demand modeling, churn prediction (scikit-learn, XGBoost, custom neural networks) Deep learning, NLP (classification, entity extraction, sentiment analysis), computer vision (object detection, OCR, quality inspection) MLOps — model monitoring, automated retraining, drift detection (SageMaker, Azure ML, Vertex AI) 85% average model accuracy across 50+ production ML models | ROI within 8-12 weeks ⭐ CLOUD & INFRASTRUCTURE MIGRATION On-prem to cloud (AWS, Azure, GCP) and cloud-to-on-prem repatriation — same team, either direction Database, ETL, warehouse, storage, and application migration — zero data loss, phased cutover, parallel-run validation Terraform IaC, Kubernetes, CI/CD — reproducible, auditable environments 80+ migrations | zero data loss | 40-60% infrastructure cost reduction | 99.9% post-cutover uptime ⭐ AGENTIC AI & LLM SYSTEMS Production multi-agent systems — LangChain, LangGraph, CrewAI, AWS Bedrock RAG pipelines with hallucination prevention and enterprise compliance checkpoints 50K+ daily queries at sub-300ms latency — measured in production ⭐ ENTERPRISE BI & POWER PLATFORM Governed Power BI ecosystems — RLS, Fabric Lakehouse, DirectLake Board-level reporting accuracy standards ⭐ PROVEN RESULTS Manufacturing: 88% forecast accuracy | 40% safety stock reduction | SAP/Siemens MES/Oracle SCM integration Healthcare: 95%+ diagnostic ML accuracy | 85% cardiac risk prediction (30-day advance) | 78% incident reduction across 40+ EMR systems FMCG: Full on-prem to Azure migration | 200+ stored procedures | 1,000+ SSRS to Power BI | 40% cost reduction | zero data loss Insurance: 500+ daily statements automated | 95% manual entry reduction | 70% claims latency reduction Pharmaceuticals: 70% cost reduction | 100% pipeline automation | 15+ global clients Retail: 20% sales uplift | 25% stockout reduction ⭐ WHO WE WORK WITH Organizations with legacy infrastructure outgrowing its current platform — cloud-bound or repatriating Organizations with data fragmented across systems AI initiatives funded but stuck in prototype Migration, model, or compliance requirements needing an accountable architect, not just a spec-writer ⭐ NEXT STEP 30-minute scoping call Fast start once fit is confirmed

🚀 Senior Full-Stack & AI/ML Engineer | Building Scalable, Intelligent Web Applications You don’t just need code, you need a reliable, production-ready product that scales, performs, and leverages the true power of modern AI. With over 10 years of experience, I specialise in bridging 𝒄𝒖𝒕𝒕𝒊𝒏𝒈-𝒆𝒅𝒈𝒆 𝑨𝑰 𝒊𝒏𝒏𝒐𝒗𝒂𝒕𝒊𝒐𝒏 𝒘𝒊𝒕𝒉 𝒔𝒕𝒓𝒊𝒄𝒕 𝒆𝒏𝒈𝒊𝒏𝒆𝒆𝒓𝒊𝒏𝒈 𝒅𝒊𝒔𝒄𝒊𝒑𝒍𝒊𝒏𝒆. I partner with SaaS founders, enterprise teams, and ambitious startups to transform complex ideas into high-performing digital realities that drive real business results, not just fragile prototypes. ⚡ What I Bring to Your Project 🤖 𝐀𝐫𝐭𝐢𝐟𝐢𝐜𝐢𝐚𝐥 𝐈𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐜𝐞 & 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠 * **Generative AI:** ChatGPT / OpenAI API integration, LLM fine-tuning, and custom AI copilots. * **Intelligent Automation:** Autonomous agents, AI workflows, and sophisticated chatbot ecosystems. * **Advanced Analytics:** Predictive modeling, recommender systems, NLP, and computer vision. 💻 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 & 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 * **Robust Backends:** Node.js, Next.js, Django, Flask, REST APIs, GraphQL, and microservices. * **Dynamic Frontends:** Modern, responsive UI/UX using React, Tailwind CSS, and contemporary JS frameworks (MERN/MEAN stack expert). * **Cross-Platform Mobile:** Seamless, native-feeling applications built with **Flutter**. ☁️ 𝐂𝐥𝐨𝐮𝐝 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞 & 𝐃𝐞𝐯𝐎𝐩𝐬 * **Cloud Platforms:** AWS, GCP, Azure. * **Continuous Delivery:** CI/CD pipelines, Docker, Kubernetes. * **Scalable Databases:** High-performance system design and optimization across SQL, NoSQL, and Firebase. 💡 The "𝐖𝐡𝐲 𝐌𝐞?" Factor Many developers can build an AI wrapper, but few know how to architect the scalable, secure, and maintainable infrastructure required to support it in the wild. I don't just write scripts; I build resilient systems designed for real-world user loads and long-term growth. If you are building a next-generation SaaS product, integrating AI into an existing platform, or looking to intelligently scale your current architecture, let’s collaborate. 📩 𝗦𝗲𝗻𝗱 𝗺𝗲 𝗮 𝗺𝗲𝘀𝘀𝗮𝗴𝗲, 𝗮𝗻𝗱 𝗹𝗲𝘁’𝘀 𝗱𝗶𝘀𝗰𝘂𝘀𝘀 𝗵𝗼𝘄 𝘄𝗲 𝗰𝗮𝗻 𝗯𝘂𝗶𝗹𝗱 𝗮 𝗳𝘂𝘁𝘂𝗿𝗲-𝗿𝗲𝗮𝗱𝘆 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻 𝘁𝗵𝗮𝘁 𝘀𝗲𝘁𝘀 𝘆𝗼𝘂𝗿 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗮𝗽𝗮𝗿𝘁.

I build AI systems that actually run in production, not just demos. Most clients come to me after hitting the same issues: RAG not accurate, agents unreliable, or AI pipelines that don’t scale. That’s where I step in. I’m a Senior ML and LLM Engineer (10+ years), recently working at NexGen Cloud and Holi GmbH, where I built: ☑️Enterprise AI platforms serving 100+ clients with 99.9% uptime ☑️RAG systems (multimodal, hybrid search, real-time pipelines) ☑️AI agents connected to APIs, tools, and business workflows ☑️High-performance inference systems (sub-200ms latency, cost reduced ~40%) What I can help you with: ☑️RAG Systems (LLM + Data) PDFs, databases, internal tools → accurate retrieval (LangChain, LangGraph, pgvector, Pinecone) ☑️AI Agents & Automation Multi-step workflows, tool calling, OpenClaw-style systems ☑️LLM Systems (Production Ready) OpenAI, Claude, Gemini, structured outputs, evaluation, guardrails ☑️Backend + APIs FastAPI, Django, Node, async pipelines, Redis, scalable systems ☑️Search & Recommendations Hybrid search (BM25 + vector), ranking, personalization I’ve built systems handling 1000+ ML jobs/month and real traffic I focus on accuracy + reliability, not just “AI output” I design systems your team can actually maintain 𝐐𝐮𝐢𝐜𝐤 𝐰𝐢𝐧𝐬 𝐈’𝐯𝐞 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐞𝐝 Improved search latency and relevance by 40% Increased recommendation quality by 35% Reduced AI infrastructure cost by up to 70% If you’re building something serious with AI and want it done properly, 𝐥𝐞𝐭’𝐬 𝐭𝐚𝐥𝐤.

🚀 AI Solutions for Scalable Impact — LLMs, RAG, LangChain, and Full-Stack Development 👋 Hi, I’m Serhii - representing Springs, a Canada, Portugal & Ukraine-based AI & ML development agency with 15+ years of experience delivering enterprise-grade AI systems that turn complex ideas into scalable, secure products. We combine Generative AI, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), and custom software engineering to help businesses innovate faster and smarter. Services: 🧠 AI/ML Solutions — GPT-4, LLaMA, Mistral, Claude, Gemini 🔍 Discovery & Technical Consultancy 💻 Web & Mobile Development with AI integration ⚙️ DevOps & Cloud Scaling 🔒 Security-First Development & QA 🛠 Ongoing Support & Maintenance 🏢 Industries: Artificial Intelligence | Computer Vision | FinTech | Education | Logistics & Transportation | Retail | Real Estate | Sales & Marketing 🛠 Tech Stack: Python (Django, FastAPI, Pandas), PyTorch, TensorFlow, Keras, LangChain, Pinecone, ChromaDB, Vector Databases, OpenAI API, GPT-4o, n8n, MERN/MEAN, React, Vue, Angular, AWS, Docker, Kubernetes, PostgreSQL, MongoDB 💡 Why Springs? 🔷 Transparent partnerships — honesty first 📋 Deep Discovery Phase to ensure clarity 🛡 Standardized security best practices ✅ Proven enterprise delivery track record

A lot of 𝐜𝐨𝐦𝐩𝐚𝐧𝐢𝐞𝐬 𝐝𝐨𝐧’𝐭 𝐫𝐞𝐚𝐥𝐢𝐳𝐞 𝐡𝐨𝐰 𝐦𝐮𝐜𝐡 𝐦𝐨𝐧𝐞𝐲 𝐬𝐥𝐢𝐩𝐬 𝐭𝐡𝐫𝐨𝐮𝐠𝐡 operational cracks, sometimes up to $𝟑𝟎𝟎𝐊 𝐲𝐞𝐚𝐫𝐥𝐲. I 𝐜𝐫𝐞𝐚𝐭𝐞 𝐀𝐈 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐭𝐡𝐚𝐭 𝐜𝐚𝐩𝐭𝐮𝐫𝐞 𝐭𝐡𝐚𝐭 𝐥𝐨𝐬𝐭 𝐯𝐚𝐥𝐮𝐞 and put it back to work. I’ve partnered with businesses across healthcare, distribution, hospitality, construction, local services, and SaaS to implement fully production-ready AI solutions. Not experiments. Not proof-of-concepts. Systems that run reliably, 24/7. 𝐏𝐫𝐨𝐯𝐞𝐧 𝐑𝐞𝐬𝐮𝐥𝐭𝐬 𝐀𝐜𝐫𝐨𝐬𝐬 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞 → AI voice note-taking saving doctors 6+ hours/week → 50% drop in patient follow-up queries with automated summaries → HIPAA-compliant voice systems converting consultations into clear patient-friendly insights → Clinical support chatbots with secure, account-level data access 𝐃𝐢𝐬𝐭𝐫𝐢𝐛𝐮𝐭𝐢𝐨𝐧 & 𝐅𝐞𝐧𝐞𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧 → Automated order processing → Reduced processing time from 30 minutes to under 60 seconds → 97% accuracy, 70% faster fulfillment, zero manual data entry → Conversational AI portal for orders, invoices, inventory, and reporting 𝐇𝐨𝐬𝐩𝐢𝐭𝐚𝐥𝐢𝐭𝐲 → Voice + WhatsApp AI handling 95%+ of bookings and inquiries → No missed leads, fully GDPR-compliant 𝐅𝐢𝐧𝐭𝐞𝐜𝐡 → AI-driven lead discovery for grants, capital projects, and property activity → 90%+ relevance, eliminating manual prospecting 𝐂𝐨𝐫𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝐀𝐈 & 𝐎𝐫𝐜𝐡𝐞𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧: LangChain, LangGraph, LlamaIndex, Pydantic AI, OpenAI, Claude, Bedrock, Vertex AI, MCP 𝐀𝐠𝐞𝐧𝐭𝐢𝐜 𝐒𝐲𝐬𝐭𝐞𝐦𝐬: Autonomous agents, multi-agent workflows, orchestration pipelines 𝐕𝐨𝐢𝐜𝐞 𝐀𝐈: Retell AI, OpenAI Realtime, Whisper, ElevenLabs, TTS/STT systems 𝐑𝐀𝐆 & 𝐒𝐞𝐚𝐫𝐜𝐡: Pinecone, Weaviate, Qdrant, ChromaDB, OpenSearch, hybrid retrieval systems 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭 𝐈𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐜𝐞: OCR, PDF parsing, PO automation, ERP integrations (NetSuite, Oracle) 𝐄𝐯𝐚𝐥𝐮𝐚𝐭𝐢𝐨𝐧 & 𝐌𝐨𝐧𝐢𝐭𝐨𝐫𝐢𝐧𝐠: LangSmith, Arize, DeepEval, prompt testing & LLM performance tracking 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐈𝐧𝐟𝐫𝐚: Python, FastAPI, Django, Docker, Kubernetes, AWS, GCP, Azure 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 & 𝐃𝐚𝐭𝐚: React, Next.js, PostgreSQL, MongoDB, Redis, ETL pipelines 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: HubSpot, Salesforce, NetSuite, Zapier, Make, Slack, Stripe, APIs 𝐖𝐡𝐚𝐭 𝐘𝐨𝐮 𝐂𝐚𝐧 𝐄𝐱𝐩𝐞𝐜𝐭 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐖𝐢𝐭𝐡 𝐌𝐞 Clear scope from day one: no hidden costs or surprises Reliable delivery: 94% of projects completed on time and within budget Fast communication:esponses typically within 30 minutes Full ownership: from idea to deployment, I handle everything Proven quality: consistent 5-star results and top-tier execution Ready to build something great together? Feel free to invite me to your job or schedule a call.