Hire the Best Neo4j Developers in Rawalpindi, PK

Database developer with 12+ years of experience in database design, SQL development, reporting, and data analysis. My experience includes: -- Database design and ERD development -- SQL Server, PostgreSQL, MySQL, and Oracle databases -- Stored procedures, functions, triggers, and query optimization -- Data analysis, data cleaning, and data standardization -- Crystal Reports and business reporting solutions -- Database performance optimization and maintenance -- Business workflow analysis for database development Industries and systems I have worked on include: -- E-commerce database. -- Government Power sector (NTDC / NPCC). -- Financial Database. -- HR Database. -- Pharmacy Point of Sale. -- Services database management system. -- Library database management system. -- Visitor database management system. I'm primarily working in MS SQL Server and PostgreSQL, while frequently working with MySQL and Oracle. I also have experience working with Azure. Additionally, I have explored the Neo4j graph database out of personal interest.

A polyglot developer, worked with Go, C#, Python, JS/TS and Java among others. Experience working with gRPC, RabbitMQ, MySql, Neo4J, ElasticSearch, PostgreSQL, Redis and Docker to name a few.

Is your web app slow, your product not shipping fast enough, or your codebase hard to scale? That's exactly what I fix. I'm Muhammad Khuzaima, a Full Stack Next.js and MERN Stack Developer specializing in building scalable web applications with React.js, Node.js, Next.js, and MongoDB. I don't just write code, I build digital products that perform under real traffic and help businesses run smoothly. Real projects I've delivered: Next.js & Full Stack Development: Contributed to a major language-learning platform serving 25M+ subscriptions, built with Next.js and modern full stack architecture for multi-language course delivery at real production scale. MERN Stack Applications: Built and maintained full stack applications using MongoDB, Express.js, React, and Node.js, including booking platforms, property listing systems, and delivery platforms running with real users and production traffic. Shopify Development: Built a streetwear eCommerce store with a custom Shopify theme, combo deals, and COD payment setup for local buying habits, and a premium menswear brand store with a clean, conversion-focused UI and installment payment integration. WordPress & WooCommerce Development: Built and maintained a high-traffic WordPress news portal handling thousands of daily visitors with zero downtime, and a UK-based pharmacy website with WooCommerce integration, online prescriptions, and click & collect functionality. What I can build for you: Full Stack Web Application Development — React.js, Next.js, and Node.js web apps, REST API integration, database design with MongoDB and PostgreSQL, and headless commerce solutions. MERN Stack Development — End-to-end applications with MongoDB, Express.js, React, and Node.js, built for scale and real-world traffic. Shopify & WordPress Development — Custom Shopify stores, theme customization, WooCommerce websites, and WordPress speed optimization. Ongoing Support — Bug fixes, performance improvements, responsive design across all devices, and third-party API and payment gateway integrations. Why clients keep working with me: I ask the right questions before writing a single line of code. I give honest timelines and stick to them. I don't disappear after delivery, I make sure the project actually works for your business long after handoff. If you have a project in mind, even just a rough idea, message me. I'll tell you honestly whether I can help and exactly how.

🚀 AI Engineer | LLM Systems | Automation Architect | Python & FastAPI Expert I build AI-powered systems that increase revenue, automate operations, and replace manual work with intelligent workflows. ✅ Not just chatbots. ✅ Not just APIs. ✅ I engineer production-grade AI infrastructure. With 1,000+ hours delivered and 25+ production systems deployed, I specialize in building scalable AI applications using Python, LLMs, and automation frameworks that drive measurable business results. 🔥 WHAT I DO (AI ENGINEERING FOCUSED) 🧠 LLM & AI Systems Development ✅ GPT / OpenAI / Claude integrations ✅ RAG (Retrieval-Augmented Generation) systems ✅ AI agents & autonomous workflows ✅ LangChain & Hugging Face pipelines ✅ Vector databases (Pinecone, FAISS, Weaviate) ✅ Prompt engineering & fine-tuning ✅ AI copilots & internal AI tools ⚙️ AI Automation & Revenue Systems ✅ CRM automation with AI decision layers ✅ Revenue pipeline intelligence ✅ Lead qualification AI ✅ Workflow automation (n8n, Zapier, Make) ✅ AI-driven SaaS infrastructure ✅ Install-slot revenue tracking systems (RPAS models) ✅ Custom business process automation 🏗 Backend & Infrastructure (AI-Ready) ✅ FastAPI, Django, Flask ✅ Microservices architecture ✅ High-performance REST & GraphQL APIs ✅ WebSockets for real-time AI apps ✅ PostgreSQL, Redis, MongoDB ✅ Scalable AWS deployments ✅ Dockerized AI environments ✅ CI/CD pipelines 📊 Data & Intelligence ✅ Data processing (Pandas, NumPy) ✅ NLP pipelines ✅ Model integration (PyTorch, TensorFlow) ✅ Lucene-based search systems ✅ Scrapers & automated data ingestion ✅ Business analytics dashboards 📈 RESULTS & CREDIBILITY ✔️ 20+ AI-powered systems built ✔️ 25+ production applications deployed ✔️ 1,000+ Upwork hours delivered ✔️ 100% Job Success Score ✔️ SaaS & automation systems actively generating revenue ✔️ Built systems saving clients 20–40 hours/week 🛠 CORE STACK (Search-Optimized Keywords) ⚙️ Backend Frameworks: Django, FastAPI, Flask, Odoo 💾 Databases: PostgreSQL, MySQL, MongoDB, Redis, MariaDB, Neo4j, SQL Server, SQLite 🎨 Frontend: React, Bootstrap, jQuery, HTML5, CSS3 🤖 AI/ML: PyTorch, TensorFlow, OpenAI, LangChain, Hugging Face 🔌 APIs: REST, GraphQL, ChatGPT API, third-party integrations 📊 Data Tools: pandas, NumPy, Apache Lucene, Scrapy ☁️ DevOps: AWS, NGINX, Apache, Git, Cloudflare, Apache Tomcat 📈 Analytics: Google Analytics, PowerBI, Tableau ⚡ Automation: Zapier, n8n, Make, Selenium, GHL 💎 WHY CLIENTS HIRE ME 🔹 I think like a systems architect, not a freelancer 🔹 I build AI that connects to real business logic 🔹 Clean, scalable, production-ready code 🔹 Strong communication & fast iteration 🔹 Focused on ROI, not just features 🎯 BEST FIT PROJECTS 🔹 AI SaaS products 🔹 Internal AI copilots 🔹 RAG-based knowledge systems 🔹 CRM + LLM integrations 🔹 Automation-driven startups 🔹 AI revenue intelligence tools 🔹 Backend-heavy AI platforms 🔹Automating operations 🔹Increasing revenue with AI 🔹Building scalable LLM systems 🔹Creating AI-driven SaaS products 🚀 Ready to build something powerful? 📩 Click "Invite to Job" or send me a message. Let's discuss your project requirements and create a solution that exceeds expectations. "You bring the challenge. I bring the expertise. Let's build something exceptional."

🔍 Are you searching for an experienced 𝘼𝙄 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙚𝙧, 𝘿𝙖𝙩𝙖 𝙎𝙘𝙞𝙚𝙣𝙩𝙞𝙨𝙩, 𝙤𝙧 𝙇𝙇𝙈 𝙀𝙣𝙜𝙞𝙣𝙚𝙚𝙧 with hands-on expertise in 𝙇𝙖𝙧𝙜𝙚 𝙇𝙖𝙣𝙜𝙪𝙖𝙜𝙚 𝙈𝙤𝙙𝙚𝙡𝙨 (𝙇𝙇𝙈𝙨) 𝙡𝙞𝙠𝙚 𝙇𝙇𝙖𝙈𝘼 3.2 𝙢𝙪𝙡𝙩𝙞𝙢𝙤𝙙𝙖𝙡, 𝙈𝙖𝙘𝙝𝙞𝙣𝙚 𝙇𝙚𝙖𝙧𝙣𝙞𝙣𝙜 (𝙈𝙇), 𝙖𝙣𝙙 𝘿𝙚𝙚𝙥 𝙇𝙚𝙖𝙧𝙣𝙞𝙣𝙜 (𝘿𝙇)? With an MS in Data Science from FAST (National University of Computer and Emerging Sciences) and 𝟰 + 𝙮𝙚𝙖𝙧𝙨 of experience in 𝘼𝙄 𝙢𝙤𝙙𝙚𝙡 𝙙𝙚𝙫𝙚𝙡𝙤𝙥𝙢𝙚𝙣𝙩, 𝙛𝙞𝙣𝙚-𝙩𝙪𝙣𝙞𝙣𝙜, 𝙖𝙣𝙙 𝙙𝙚𝙥𝙡𝙤𝙮𝙢𝙚𝙣𝙩, I specialize in building robust AI systems tailored to solve real-world challenges. My portfolio includes fine-tuning 𝙇𝙇𝙈𝙨 using techniques like 𝙇𝙤𝙍𝘼 𝙖𝙣𝙙 𝙌𝙇𝙤𝙍𝘼, integrating advanced frameworks like 𝙇𝙖𝙣𝙜𝘾𝙝𝙖𝙞𝙣, 𝙖𝙣𝙙 𝙗𝙪𝙞𝙡𝙙𝙞𝙣𝙜 𝙂𝙧𝙖𝙥𝙝-𝙗𝙖𝙨𝙚𝙙 𝙍𝙚𝙩𝙧𝙞𝙚𝙫𝙖𝙡-𝘼𝙪𝙜𝙢𝙚𝙣𝙩𝙚𝙙 𝙂𝙚𝙣𝙚𝙧𝙖𝙩𝙞𝙤𝙣 (𝙍𝘼𝙂) systems using tools like 𝙉𝙚𝙤4𝙟. 🎓 𝘾𝙚𝙧𝙩𝙞𝙛𝙞𝙘𝙖𝙩𝙞𝙤𝙣𝙨 𝙏𝙝𝙖𝙩 𝙎𝙚𝙩 𝙈𝙚 𝘼𝙥𝙖𝙧𝙩 ✔ Certified 𝙈𝙖𝙘𝙝𝙞𝙣𝙚 𝙇𝙚𝙖𝙧𝙣𝙞𝙣𝙜 𝙀𝙣𝙜𝙞𝙣𝙚𝙚𝙧 (Coursera, Andrew Ng) ✔ Certified 𝘿𝙚𝙚𝙥 𝙇𝙚𝙖𝙧𝙣𝙞𝙣𝙜 𝙀𝙣𝙜𝙞𝙣𝙚𝙚𝙧 (DeepLearning.ai) ✔ TensorFlow Developer Certification (DeepLearning.ai) ✔ Certified 𝘿𝙖𝙩𝙖 𝙎𝙘𝙞𝙚𝙣𝙩𝙞𝙨𝙩 (IBM Coursera) ✔ Python Developer Certification (MTA) ✔ Specialized training in Time Series Forecasting, GANs, and Transformer-based Models 💡 𝙇𝙇𝙈 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚: 𝙒𝙤𝙧𝙠𝙞𝙣𝙜 𝙬𝙞𝙩𝙝 𝙇𝙖𝙧𝙜𝙚 𝙇𝙖𝙣𝙜𝙪𝙖𝙜𝙚 𝙈𝙤𝙙𝙚𝙡𝙨 𝙖𝙣𝙙 𝙈𝙪𝙡𝙩𝙞𝙢𝙤𝙙𝙖𝙡 𝙎𝙮𝙨𝙩𝙚𝙢𝙨 ✔ Experience with 𝙇𝙇𝙖𝙈𝘼 3.2 𝙈𝙪𝙡𝙩𝙞𝙢𝙤𝙙𝙖𝙡 Models Implementing cutting-edge multimodal LLM solutions for complex tasks. ✔ 𝙁𝙞𝙣𝙚-𝙏𝙪𝙣𝙞𝙣𝙜 𝙏𝙚𝙘𝙝𝙣𝙞𝙦𝙪𝙚𝙨: LoRA and QLoRA methods to optimize LLMs for specific use cases. ✔ 𝙇𝙖𝙣𝙜𝘾𝙝𝙖𝙞𝙣 𝙖𝙣𝙙 𝙃𝙪𝙜𝙜𝙞𝙣𝙜 𝙁𝙖𝙘𝙚 𝙄𝙣𝙩𝙚𝙜𝙧𝙖𝙩𝙞𝙤𝙣: Building advanced pipelines for conversational AI, document processing, and question-answering systems. ✔ 𝙊𝙡𝙡𝙖𝙢𝙖 𝘼𝙥𝙥𝙡𝙞𝙘𝙖𝙩𝙞𝙤𝙣𝙨: Deploying Ollama-based tools for custom LLM solutions. ✔ 𝙂𝙧𝙖𝙥𝙝-𝙗𝙖𝙨𝙚𝙙 𝙍𝘼𝙂 𝙎𝙮𝙨𝙩𝙚𝙢𝙨: Developing Retrieval-Augmented Generation systems using Neo4j for enhanced data retrieval and AI reasoning. ✔ 𝙏𝙧𝙖𝙣𝙨𝙛𝙤𝙧𝙢𝙚𝙧 𝙈𝙤𝙙𝙚𝙡𝙨: Pre-trained models like BERT, GPT, and custom transformer pipelines. 📊 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚 𝙖𝙨 𝙖 𝘿𝙖𝙩𝙖 𝙎𝙘𝙞𝙚𝙣𝙩𝙞𝙨𝙩 ✔ Exploratory Data Analysis (EDA): Visualize and interpret data patterns using advanced tools. ✔ Statistical Analysis: Derive meaningful insights and test hypotheses with statistical methods. ✔ Feature Engineering: Optimize model inputs for improved accuracy. ✔ Time Series Forecasting: Predict trends using 𝘼𝙍𝙄𝙈𝘼, 𝙎𝘼𝙍𝙄𝙈𝘼, 𝙏𝘾𝙉, 𝙇𝙎𝙏𝙈, Prophet, and other techniques. ✔ Data Pipelines: Design end-to-end workflows for ML model training and deployment. 🧠 𝙈𝙖𝙘𝙝𝙞𝙣𝙚 𝙇𝙚𝙖𝙧𝙣𝙞𝙣𝙜 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚 ✔ Algorithms: Linear Regression, Logistic Regression, Random Forests, SVM, KNN, Decision Trees, Naive Bayes. ✔ Clustering: 𝙆-𝙈𝙚𝙖𝙣𝙨, 𝘿𝘽𝙎𝘾𝘼𝙉, 𝙋𝘾𝘼, Hierarchical Clustering. ✔ Model Optimization: Data cleaning, handling missing values, and advanced feature selection. ✔ Visualization: Create insightful visuals using 𝙈𝙖𝙩𝙥𝙡𝙤𝙩𝙡𝙞𝙗 and 𝙎𝙚𝙖𝙗𝙤𝙧𝙣. 🖼️ 𝘿𝙚𝙚𝙥 𝙇𝙚𝙖𝙧𝙣𝙞𝙣𝙜 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚 ✔ Image Classification Models: 𝘼𝙡𝙚𝙭𝙉𝙚𝙩, 𝙍𝙚𝙨𝙉𝙚𝙩, 𝙂𝙤𝙤𝙜𝙡𝙚𝙉𝙚𝙩, 𝘿𝙚𝙣𝙨𝙚𝙉𝙚𝙩, 𝙀𝙛𝙛𝙞𝙘𝙞𝙚𝙣𝙩𝙉𝙚𝙩. ✔ Object Detection: 𝙔𝙊𝙇𝙊, 𝙁𝙖𝙨𝙩𝙚𝙧-𝙍𝘾𝙉𝙉. ✔ Segmentation Models: Mask R-CNN for instance segmentation. ✔ Generative AI: 𝙂𝘼𝙉𝙨 for dataset augmentation and creative content generation. ✔ 3D Vision: Stereo Vision for 3D object detection and distance measurement. 🛠️𝙏𝙤𝙤𝙡𝙨 & 𝙁𝙧𝙖𝙢𝙚𝙬𝙤𝙧𝙠𝙨: 𝙏𝙝𝙚 𝘽𝙖𝙘𝙠𝙗𝙤𝙣𝙚 𝙤𝙛 𝙈𝙮 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚 ✔ Libraries & Frameworks: 𝙏𝙚𝙣𝙨𝙤𝙧𝙁𝙡𝙤𝙬, 𝙋𝙮𝙏𝙤𝙧𝙘𝙝, 𝙆𝙚𝙧𝙖𝙨, NumPy, Pandas, Scikit-learn, OpenCV, 𝘿𝙚𝙩𝙚𝙘𝙩𝙧𝙤𝙣2, 𝙉𝙇𝙏𝙆, 𝙃𝙪𝙜𝙜𝙞𝙣𝙜 𝙁𝙖𝙘𝙚. ✔ 𝙇𝙇𝙈 Tools: 𝙇𝙖𝙣𝙜𝘾𝙝𝙖𝙞𝙣, 𝙊𝙡𝙡𝙖𝙢𝙖, 𝙉𝙚𝙤4𝙟, Transformers. ✔ Development Platforms: Jupyter Notebooks, Google Colab, 𝘿𝙤𝙘𝙠𝙚𝙧, 𝘼𝙒𝙎 𝙎𝙖𝙜𝙚𝙈𝙖𝙠𝙚𝙧, GitHub. ✔ Programming Languages: Python and JavaScript. 🎯 𝙒𝙝𝙮 𝘾𝙝𝙤𝙤𝙨𝙚 𝙈𝙚? ✔ Advanced Expertise in AI & 𝙇𝙇𝙈𝙨: I bring specialized skills in 𝙇𝙇𝙈𝙨, 𝙙𝙚𝙚𝙥 𝙡𝙚𝙖𝙧𝙣𝙞𝙣𝙜, and multimodal AI systems. ✔ Client-Centric Solutions: I tailor AI solutions to your unique business needs, ensuring practical and impactful results. ✔ Proven Track Record: From fine-tuning 𝙇𝙇𝙈𝙨 to deploying 𝙂𝙧𝙖𝙥𝙝-𝙗𝙖𝙨𝙚𝙙 𝙍𝘼𝙂 𝙨𝙮𝙨𝙩𝙚𝙢𝙨, I’ve successfully delivered AI solutions across industries. 💡 𝙇𝙚𝙩’𝙨 𝘽𝙪𝙞𝙡𝙙 𝙩𝙝𝙚 𝙁𝙪𝙩𝙪𝙧𝙚 𝙏𝙤𝙜𝙚𝙩𝙝𝙚𝙧! Whether you need an 𝘼𝙄 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙚𝙧 to fine-tune 𝙇𝙇𝙈𝙨, a 𝘿𝙖𝙩𝙖 𝙎𝙘𝙞𝙚𝙣𝙩𝙞𝙨𝙩 to extract actionable insights, or a 𝙈𝙖𝙘𝙝𝙞𝙣𝙚 𝙇𝙚𝙖𝙧𝙣𝙞𝙣𝙜 𝙀𝙣𝙜𝙞𝙣𝙚𝙚𝙧 to deploy scalable models, I’m here to help. Let’s bring your project to life contact me today!

🚀 AI-Driven Backend & Scalable Systems Architect | Turning Data into Intelligence Welcome! I’m Abubakar, a backend and AI integration specialist with 6+ years of industrial experience designing robust, intelligent, and scalable systems. I build AI-powered APIs, automation pipelines, and enterprise-grade architectures that help companies innovate faster without sacrificing reliability or security. ⚙️ SERVICES OFFERED ‣ AI-Powered Application Development (OpenAI, LangChain, Gemini, Claude 3 API) ‣ Custom API & Microservice Architecture (Spring Boot / FastAPI / Node.js) ‣ Backend Design for Intelligent Systems — model orchestration, RAG, vector search ‣ Workflow Automation & Data Pipelines (Python, Java, REST, Webhooks, Redis Queues) ‣ Authentication & Security (OAuth 2.0 / JWT / Spring Security / API Gateway Policies) ‣ Database Design & Optimization (PostgreSQL, MySQL, MongoDB, Redis Cache) ‣ Cloud Deployment & Scalability (AWS EC2 | S3 | Lambda | Docker | Kubernetes) ‣ Messaging & Event Systems (RabbitMQ, Kafka) ‣ Continuous Integration / Delivery (Jenkins, GitHub Actions) ‣ Monitoring & Observability (ELK Stack | Prometheus | Grafana) 🧠 WHAT I BUILD ‣ Intelligent chatbots & assistants that connect securely to internal data ‣ AI-driven analytics & automation APIs for healthcare, fintech, and SaaS ‣ Microservice-based backends ready for 100k+ user scale ‣ End-to-end document processing and summarization engines ‣ Secure cloud-native infrastructures for enterprise AI adoption 🤝 APPROACH TO PROJECTS I start by understanding your business goals — then design modular, scalable architecture that can evolve with your product. You’ll receive: ‣ Transparent milestone-based progress ‣ Weekly updates & live demos ‣ Clear documentation for future scalability 🌟 WHY CLIENTS CHOOSE ME ‣ I merge AI capabilities with solid backend engineering — no gimmicks, just production-ready intelligence. ‣ I design for performance, maintainability, and data security from day one. ‣ I treat each project as a partnership — clear communication, measurable outcomes, and continuous improvement. Let’s build intelligent software that scales! Message me today, and let’s discuss how we can turn your idea into an AI-driven, future-proof system. 🤖⚙️