Guneet K.

🚀 𝐀𝐯𝐚𝐢𝐥𝐚𝐛𝐥𝐞 𝐈𝐦𝐦𝐞𝐝𝐢𝐚𝐭𝐞𝐥𝐲 🏆 10+ 𝐘𝐞𝐚𝐫𝐬 𝐨𝐟 𝐒𝐨𝐟𝐭𝐰𝐚𝐫𝐞 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 & 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 💼 2300+ 𝐇𝐨𝐮𝐫𝐬 𝐨𝐟 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐲 ⏱️ 𝐀𝐯𝐚𝐢𝐥𝐚𝐛𝐥𝐞 40+ 𝐇𝐨𝐮𝐫𝐬/𝐖𝐞𝐞𝐤 I specialize in architecting and engineering production-grade full-stack applications, enterprise SaaS platforms, AI-powered products, blockchain/Web3 solutions, distributed backend systems, and cloud-native infrastructure. I work across the complete engineering lifecycle from system architecture, technical discovery, database and API design to development, AI/ML integration, smart contracts, cloud deployment, DevOps, performance optimization, security, observability, and production scaling. 𝐂𝐨𝐫𝐞 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 React.js, Next.js, TypeScript, JavaScript, Redux, Redux Toolkit React Hooks, Context API, React Router Modular UI, Component Architecture & Design Systems SSR, SSG, CSR, ISR, Code Splitting & Performance Optimization Tailwind CSS, Material UI, Bootstrap, Sass PWA, Responsive Interfaces & Accessibility D3.js, Chart.js & Real-Time Analytics Dashboards 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐀𝐏𝐈 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 Node.js, Express.js, NestJS Python, FastAPI, Flask, Django REST APIs, GraphQL, WebSockets, SocketIO OAuth2, JWT, OpenID Connect, SSO & RBAC Microservices, Modular Monoliths & Event-Driven Architecture API Gateways, Webhooks, Message Queues & Background Workers Payment Systems & Third-Party Integrations Caching, Rate Limiting, Retry, Idempotency & Fault Tolerance 𝐀𝐈 / 𝐆𝐞𝐧𝐀𝐈 / 𝐋𝐋𝐌 / 𝐌𝐋 OpenAI GPT & Production LLM Integrations LLM Architecture, Prompt Engineering & Structured Outputs Function Calling, Tool Calling & AI Workflow Orchestration AI Agents, Agentic Workflows & Multi-Step Automation RAG, Embeddings, Semantic Search & Vector Databases LangChain, LangGraph, LlamaIndex & Hugging Face TensorFlow, PyTorch, Scikit-Learn & Keras NLP, BERT, LSTM, CNN & Predictive ML Models Document Intelligence, Recommendation Systems & AI Automation Model Evaluation, Inference & Production AI Pipelines 𝐁𝐥𝐨𝐜𝐤𝐜𝐡𝐚𝐢𝐧 / 𝐖𝐞𝐛𝟑 / 𝐒𝐦𝐚𝐫𝐭 𝐂𝐨𝐧𝐭𝐫𝐚𝐜𝐭𝐬 Ethereum, EVM-Compatible Networks & Blockchain Architecture Solidity & Smart Contract Development Web3.js, Ethers.js & Blockchain RPC Integrations Decentralized Applications (dApps) MetaMask, WalletConnect & Wallet Integrations ERC-20, ERC-721, ERC-1155 & Tokenization NFT Platforms & Digital Asset Applications On-Chain / Off-Chain Architecture Blockchain Events, Indexing & Transaction Processing Gas Optimization, Transaction Monitoring & Web3 APIs 𝐂𝐥𝐨𝐮𝐝, 𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞 AWS, Google Cloud Platform (GCP), Microsoft Azure Docker, Kubernetes & Container Orchestration GitHub Actions, Jenkins & CI/CD Automation Serverless & Cloud-Native Deployments Infrastructure Automation, Auto Scaling & Load Balancing High Availability, Fault Tolerance & Disaster Recovery Monitoring, Logging, Metrics & Production Observability Cloud Security, Secrets Management & Infrastructure Optimization 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬 & 𝐃𝐚𝐭𝐚 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 PostgreSQL, MongoDB, MySQL, SQLite, Redis SQL/NoSQL Data Modeling & Database Architecture Query Optimization, Indexing & Performance Tuning ETL/ELT Pipelines & Distributed Data Processing Data Cleaning, Transformation & Feature Engineering Caching, Data Consistency & Real-Time Synchronization Analytics, Reporting & High-Volume Data Processing 𝐍𝐨𝐭𝐚𝐛𝐥𝐞 𝐏𝐫𝐨𝐣𝐞𝐜𝐭 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 ✅ AI Agents & LLM Assistants for support, sales, research, and automation ✅ RAG & Knowledge Platforms with embeddings, vector search, and LLM orchestration ✅ Multi-Tenant SaaS with RBAC, subscriptions, billing, analytics, and integrations ✅ Blockchain/Web3 with Solidity, smart contracts, wallets, NFTs, and tokenization ✅ ML Systems for prediction, classification, recommendation, NLP, and analytics ✅ Real-Time Platforms with WebSockets, event streaming, workers, and live dashboards ✅ React, Next.js & React Native applications with scalable API architectures ✅ Enterprise APIs, Microservices, Payments, Automation, and Cloud Infrastructure ✅ Data Platforms with ETL pipelines, optimized databases, caching, and synchronization 𝐄𝐧𝐝-𝐭𝐨-𝐄𝐧𝐝 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐎𝐰𝐧𝐞𝐫𝐬𝐡𝐢𝐩 From technical discovery and architecture to development, AI/Web3 integration, testing, deployment, monitoring, optimization, and production support. 𝐋𝐞𝐭'𝐬 𝐁𝐮𝐢𝐥𝐝 𝐒𝐨𝐦𝐞𝐭𝐡𝐢𝐧𝐠 𝐄𝐱𝐜𝐞𝐩𝐭𝐢𝐨𝐧𝐚𝐥 Transforming complex ideas into secure, scalable, intelligent, production-ready products—from AI SaaS and enterprise platforms to Web3, real-time systems, distributed backends, and cloud-native solutions.