🤖 Large Language Models & AI Agents

Designing and deploying autonomous AI agent systems using LangChain, LangGraph, CrewAI, and AutoGen. Building RAG pipelines (Retrieval-Augmented Generation) with vector databases (Pinecone, Weaviate, ChromaDB) for context-aware, hallucination-reduced AI applications. Fine-tuning LLMs (GPT-4, Claude, LLaMA, Mistral) with LoRA/QLoRA for domain-specific tasks.

🔬 Machine Learning & Deep Learning

Developing end-to-end ML pipelines - from data preprocessing and feature engineering to model training, evaluation, and deployment. Proficient in TensorFlow, PyTorch, and scikit-learn for supervised/unsupervised learning, NLP (transformers, sentiment analysis, NER), computer vision (CNNs, YOLO, diffusion models), and time-series forecasting.

⚙️ MLOps & AI Infrastructure

Building scalable AI serving infrastructure with FastAPI, vLLM, and TensorRT for low-latency inference. Implementing CI/CD for ML models using MLflow, Weights & Biases, and Kubeflow. Deploying on AWS SageMaker, GCP Vertex AI, and custom Kubernetes clusters with GPU orchestration.

🧩 AI-Powered Application Integration

Creating intelligent features including real-time chatbots, AI-driven recommendation engines, semantic search, automated content generation, code copilots, and multimodal AI pipelines (text + image + audio). Building AI agents on Virtual Protocol and integrating on-chain/off-chain AI data flows.

📝 Smart Contract Engineering

Architecting and auditing production-grade smart contracts in Solidity and Rust (Solana/Anchor). Building upgradeable contract systems (Proxy patterns, Diamond Standard EIP-2535), gas-optimized logic, and multi-sig governance. Extensive experience with ERC-20, ERC-721, ERC-1155, ERC-4626 (tokenized vaults), and custom token standards.

💰 DeFi Protocol Development

Designing and implementing DeFi primitives - AMMs (Uniswap V2/V3 forks), lending/borrowing protocols (Aave-style), yield aggregators, staking mechanisms, liquid staking derivatives, and perpetual DEXs. Building MEV-resistant architectures and flash loan integrations.

🌐 Cross-Chain & Interoperability

Developing cross-chain bridging solutions using LayerZero, Wormhole, Axelar, and Chainlink CCIP. Building omnichain dApps with unified liquidity layers across EVM chains, Solana, and Cosmos ecosystem. Implementing cross-chain messaging and state verification protocols.

🏗️ Full-Stack dApp Architecture

Building end-to-end decentralized applications with Ethers.js/Viem, Wagmi, Web3.js, and RainbowKit/ConnectKit for wallet integration. Subgraph development with The Graph for on-chain data indexing. IPFS/Arweave for decentralized storage. Backend services with real-time event listeners, transaction queuing, and multi-chain RPC management.

🔒 Security & Auditing

Performing smart contract security audits using Slither, Mythril, Foundry fuzzing, and manual code review. Identifying and mitigating vulnerabilities including reentrancy, front-running, oracle manipulation, and access control flaws. Writing comprehensive test suites with Hardhat and Foundry achieving 100% coverage.

⚛️ React Native & Expo

Building production-grade iOS & Android applications from a single codebase using React Native CLI and Expo (SDK 50+). Implementing custom native modules with Turbo Modules and Fabric renderer for near-native performance. Expert in Expo Router for file-based navigation, EAS Build/Submit for CI/CD pipelines, and OTA updates for rapid deployment. Building complex animations with Reanimated 3 and Gesture Handler for fluid 60fps interactions.

🦋 Flutter & Dart

Developing pixel-perfect, high-performance cross-platform apps with Flutter and Dart. Experienced with Riverpod/Bloc state management, custom Widget composition, Platform Channels for native iOS (Swift) and Android (Kotlin) bridging, and Flame engine for 2D game development. Implementing complex UI with Slivers, CustomPainter, and advanced animation controllers.

🍎 iOS & Android Native Integration

Deep understanding of native platform capabilities - Swift/SwiftUI for iOS and Kotlin/Jetpack Compose for Android. Implementing platform-specific features including Push Notifications (APNs/FCM), Biometric Authentication (Face ID, Touch ID, Fingerprint), Camera/AR integrations, In-App Purchases (StoreKit 2, Google Play Billing), HealthKit/Health Connect, and Core ML/ML Kit for on-device AI inference.

🔗 Web3 Mobile & Wallet Integration

Crafting mobile-first dApp experiences with seamless wallet connectivity using WalletConnect v2, Coinbase Wallet SDK, and MetaMask SDK. Building secure in-app wallet solutions with react-native-keychain for encrypted key storage. Implementing deep linking for transaction signing, EIP-4361 (Sign-In with Ethereum) flows, on-chain data rendering, and real-time blockchain event subscriptions in mobile environments.

🎨 UI/UX & Performance Optimization

Designing and implementing pixel-perfect, accessible interfaces following Apple HIG and Material Design 3 guidelines. Expert in responsive layouts with NativeWind (Tailwind for RN), Styled Components, and platform-adaptive design patterns. Performance profiling with Flipper, React DevTools, and Xcode Instruments - optimizing bundle sizes, reducing JS thread blocking, implementing lazy loading, virtualized lists (FlashList), and offline-first architectures with WatermelonDB/MMKV.

🚀 Backend Integration & DevOps

Implementing robust mobile backend services with Firebase (Auth, Firestore, Cloud Functions, Analytics), Supabase (Realtime, Edge Functions), and custom REST/GraphQL APIs. Setting up CodePush for instant updates, Fastlane for automated App Store/Play Store deployments, Detox/Maestro for E2E testing, and Sentry/Crashlytics for real-time crash monitoring and performance tracking across both platforms.