Freelance Blockchain Developers in PunjabFreelance Blockchain Developers in Punjab
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Hammad Ehsan Ullah's avatar
Hammad Ehsan Ullah
Gujranwala, Pakistan
AI Engineer | Full-Stack Engineer I Blockchain Developer
AI Engineer | Full-Stack Engineer I Blockchain Developer
Cover image for DeFi Liquidity Protocol — Smart
DeFi Liquidity Protocol — Smart Contract Development A decentralized finance (DeFi) protocol enabling seamless token swaps, liquidity provision, and yield farming with secure smart contracts and intuitive user experience. Platform Features: Automated Market Maker (AMM) with dynamic pricing Multi-chain support (Ethereum, Polygon, Arbitrum, BSC) Liquidity pools with concentrated liquidity (Uniswap V3 style) Yield farming with reward distribution Governance token staking Advanced charting and price feeds Wallet integration (MetaMask, WalletConnect, Rainbow) Smart Contracts: Solidity development with ERC-20, ERC-721 standards Uniswap V2/V3 compatible architecture Gas-optimized code (~40% reduction) Comprehensive security testing & audits OpenZeppelin standard library integration Frontend & Backend: React/Next.js frontend with Wagmi & RainbowKit Node.js backend for indexing & analytics Real-time price feeds & market data PostgreSQL for transaction history TheGraph subgraph for on-chain data queries WebSocket connections for live updates Infrastructure: Docker containerization AWS deployment with auto-scaling CI/CD pipelines (GitHub Actions) Monitoring & alerting systems Tech Stack: Solidity, Web3.js, Ethers.js, React, Next.js, Node.js, TypeScript, PostgreSQL, Docker, AWS This project demonstrates expertise in DeFi protocols, secure smart contract development, blockchain integration, and scalable architecture.
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Cover image for VulnGuard AI - Smart Contract
VulnGuard AI - Smart Contract Vulnerability Scanner VulnGuard AI is an AI-powered smart contract security auditing platform that automatically detects vulnerabilities, security risks, and code quality issues in blockchain smart contracts. The platform leverages machine learning to identify patterns across thousands of contracts and provide actionable security recommendations. Built with Python, LLMs, and production-grade backend APIs for Web3 integration. Key Features: Automated vulnerability detection Machine learning-based pattern recognition Real-time security scanning Detailed risk reports with remediation guidance EVM-compatible blockchain support API integration for developer workflows This project demonstrates full-stack expertise in AI/ML, backend systems, blockchain security, and product development.
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Cover image for Time-Tracker Pro — Intelligent Time
Time-Tracker Pro — Intelligent Time Management & Productivity SaaS A comprehensive SaaS platform that helps teams and freelancers track time, manage projects, and optimize productivity with AI-powered insights. Core Features: Real-time time tracking with automatic detection Project & task management with hierarchical organization Detailed time analytics and productivity reports Team collaboration & billable hours tracking Invoice generation from tracked time Browser extension for seamless tracking Mobile app for on-the-go time logging Idle time detection & smart reminders Integration with popular tools (Slack, Jira, Asana, Google Calendar) AI-Powered Capabilities: Automatic activity categorization using machine learning Predictive project time estimates Productivity insights & trend analysis Smart recommendations for time optimization Natural language project/task creation Anomaly detection for unusual patterns Dashboard & Reporting: Real-time team activity dashboard Customizable productivity reports Time distribution charts & visualizations Client billing reports with detailed breakdowns Performance metrics & KPIs Export to PDF, CSV, or integrate with accounting software Technical Stack: Frontend: React, Next.js, TypeScript, Tailwind CSS Backend: Node.js, Express, NestJS Database: PostgreSQL for relational data, Redis for caching AI/ML: Python (scikit-learn, TensorFlow) for predictions Real-time: WebSockets for live updates Infrastructure: Docker, AWS EC2, S3, Lambda CI/CD: GitHub Actions Authentication: OAuth 2.0, JWT tokens Key Accomplishments: ✓ 1000+ concurrent users support ✓ Sub-100ms API response times ✓ 99.9% uptime SLA ✓ Encrypted data storage & transmission ✓ GDPR compliant ✓ Scalable microservices architecture ✓ Automated testing (Jest, Cypress) This project demonstrates expertise in: SaaS architecture & scalability Real-time systems & WebSockets AI/ML integration for predictions Payment processing & invoicing User authentication & security Team collaboration features Production deployment & DevOps
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Cover image for AI-Powered Application - LLM Integration
AI-Powered Application - LLM Integration & Intelligent Automation A production-grade application that leverages large language models (LLMs) to deliver intelligent automation, real-time assistance, and enhanced user experiences. Core Features: Multi-turn conversational AI with context awareness Retrieval-Augmented Generation (RAG) for knowledge-grounded responses Function calling for external API integrations Real-time streaming responses for better UX Prompt engineering for task-specific outputs Fine-tuned models for domain-specific use cases Vector database integration (Pinecone, Weaviate) Intelligent document processing & summarization Application Capabilities: Natural language understanding & processing Automated content generation Smart data extraction from unstructured text Intelligent customer support automation Code generation & debugging assistance Real-time translation & multilingual support Advanced search with semantic understanding Personalized recommendations Tech Stack: LLM APIs: OpenAI (GPT-4), Claude, Cohere Frontend: React, Next.js, TypeScript, Tailwind CSS Backend: Node.js, Express, FastAPI (Python) Vector Databases: Pinecone, Weaviate, Chroma Infrastructure: Docker, AWS, Vercel Monitoring: LangSmith, Helicone for LLM tracking Architecture Highlights: ✓ Asynchronous processing for scalability ✓ Caching strategies to optimize LLM costs ✓ Error handling & fallback mechanisms ✓ Rate limiting & usage monitoring ✓ Security: API key management, data encryption ✓ Performance: Sub-second response times ✓ Cost-optimized with token management This project demonstrates expertise in: LLM integration and orchestration Prompt engineering and optimization RAG pipeline development Production-grade AI systems Full-stack application architecture
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Blockchain Developer(2)
Ammar Haider's avatar
Ammar Haider
Lahore, Pakistan
Web(Full Stack) I Blockchain I DevOps
Web(Full Stack) I Blockchain I DevOps
Cover image for Guarda Wallet
Guarda Wallet
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Cover image for Trust Wallet
Trust Wallet
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Cover image for Buy Bitcoin & Crypto | Crypto Exchange, App & Wallet
Buy Bitcoin & Crypto | Crypto Exchange, App & Wallet
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Cover image for NFT Auto Minter / Auto Generator
NFT Auto Minter / Auto Generator
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Blockchain Developer(6)
Usama Imran's avatar
Usama Imran
proLahore, Pakistan
Full-Stack AI Developer |Agentic AI • Product Design & UI/UX
Full-Stack AI Developer |Agentic AI • Product Design & UI/UX
Cover image for ELYSIUM - An Ethereum Compatible Blockchain Built on Substrate
ELYSIUM - An Ethereum Compatible Blockchain Built on Substrate
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Cover image for AMFI is a Web3 platform
AMFI is a Web3 platform that fuses AI- powered automation with the Metaverse and DeFi. It offers intelligent trading bots, AR/VR meta-commerce, and decentralized financial services like staking and a dedicated DEX. By combining these technologies, it creates a seamless ecosystem for automated wealth management and immersive digital interaction.
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Cover image for CDC Home Inspections. We developed and
CDC Home Inspections. We developed and currently manage this specialized inspection ecosystem, built on the MERN stack and Firebase for real-time sync. We integrated Google Maps API to fetch precise house locations and Stripe for secure billing. Our team provides ongoing monthly maintenance to ensure peak performance. The platform bridges the gap between onsite inspections and reporting, providing a high-signal, low-friction tool that eliminates legacy noise and slashes report turnaround times by 60%.
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Cover image for AI-Powered Video Generation Tool Development
AI-Powered Video Generation Tool Development
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Blockchain Developer(1)
Zain Hassan's avatar
Zain Hassan
Kallar Kahar, Pakistan
Flutter Expert: Delivering Top-Quality Apps
6
Followers
Flutter Expert: Delivering Top-Quality Apps
Cover image for Cross-Platform Decentralized Finance App Development
Cross-Platform Decentralized Finance App Development
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Cover image for Just built my first app with FlutterFlow and wow! In under a...
Just built my first app with FlutterFlow and wow! In under a day, I created a functional two-screen app with Firebase integration. Login Screen: Email/password authentication using Firebase Auth Home Screen: Seamless navigation after login, complete with a secure logout function FlutterFlow made the entire process incredibly intuitive, from UI design to backend connectivity, without writing a single line of code. It’s amazing how quickly you can bring an idea to life while still leveraging powerful tools like Firebase. If you're curious about low-code Flutter development or want to build fast prototypes without sacrificing functionality, give FlutterFlow a try!
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Cover image for Employee Management System
Employee Management System
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Cover image for E-commerce Application
E-commerce Application
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Blockchain Developer(1)
M N's avatar
M N
Lahore, Pakistan
Blockchain Dev: Enthusiastic Code Lover
Blockchain Dev: Enthusiastic Code Lover
Cover image for Decentralized CRM System for Government
Decentralized CRM System for Government
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Cover image for Cryptocurrency App
Cryptocurrency App
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Cover image for GitHub - maleeha045/DeHeritage
GitHub - maleeha045/DeHeritage
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Cover image for InvoiceMate
InvoiceMate
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Blockchain Developer(4)
Syed Tasaduq Hussain Bukhari's avatar
Syed Tasaduq Hussain Bukhari
Multan Cantonment, Pakistan
Crafting seamless digital experiences through code
Crafting seamless digital experiences through code
Cover image for NFT Wallpaper app
NFT Wallpaper app
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Cover image for Dealer's Wallet
Dealer's Wallet
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Cover image for Sagittarius
Sagittarius
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Cover image for Full Stack Web Development
Full Stack Web Development
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Blockchain Developer(1)