Hire the Best Cryptocurrency Freelancers in Karachi, PK

𝐌𝐨𝐬𝐭 𝐭𝐞𝐚𝐦𝐬 𝐛𝐮𝐢𝐥𝐝𝐢𝐧𝐠 𝐚𝐭 𝐭𝐡𝐞 𝐛𝐥𝐨𝐜𝐤𝐜𝐡𝐚𝐢𝐧 𝐚𝐧𝐝 𝐀𝐈 𝐢𝐧𝐭𝐞𝐫𝐬𝐞𝐜𝐭𝐢𝐨𝐧 𝐠𝐞𝐭 𝐭𝐡𝐞 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 𝐰𝐫𝐨𝐧𝐠 𝐨𝐧 𝐝𝐚𝐲 𝐨𝐧𝐞. 𝐈’𝐦 𝐭𝐡𝐞 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐭𝐡𝐞𝐲 𝐛𝐫𝐢𝐧𝐠 𝐢𝐧 𝐭𝐨 𝐠𝐞𝐭 𝐢𝐭 𝐫𝐢𝐠𝐡𝐭 𝐭𝐡𝐞 𝐟𝐢𝐫𝐬𝐭 𝐭𝐢𝐦𝐞. 4+ years shipping Solana and EVM systems to mainnet and leading the AI agents and LLM-powered systems that run alongside them. Top Rated on Upwork with 100% Job Success across 25+ contracts. Worked on a government-funded blockchain and AI agriculture platform, alongside building tokens with real market caps, AI-driven Telegram bots, and OCR + LLM pipelines that ship to production. Whether you need a smart contract, an AI agent, or a system that combines both, I deliver mainnet-ready code not prototypes. 𝗣𝗿𝗼𝘃𝗲𝗻 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 ✅ Worked on a government-funded blockchain & AI-based agriculture traceability platform using Solana Architecture ✅ Built Web3 Rewards Website → token burn redemption platform deployed on a major Web3 audit platform (SIWE + wallet connect + promo distribution) ✅ Shipped Forge3 → Web3 escrow protocol that hit $200K market cap ✅ Built ClusterFck → Solana token analyzer ($158K market cap) with bundle detection and rug-pull risk scoring ✅ Delivered La Suite du Monde → DAO/NFT membership system for a campaign thats targetting €1M+ ✅ Built an AI-driven bot for cross-border blockchain remittances with multi-language LLM support ✅ Delivered an AI-powered OCR + audio digitization pipeline for a production book library system 𝗕𝗹𝗼𝗰𝗸𝗰𝗵𝗮𝗶𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 ◆ Solana / Anchor / Rust → modular program architecture, SPL tokens, PDAs, CPIs, Jupiter integrations, on-chain data systems ◆ Solidity → 20+ mainnet contract deployments. ERC-20, ERC-721, ERC-1155, staking, vesting, presale, custom DeFi logic. Hardhat, Foundry, OpenZeppelin. ◆ Full-Stack Web3 → Next.js + TypeScript + wagmi/viem + ConnectKit on the frontend. Node.js, Postgres, and Solana/EVM bridges on the backend. SIWE auth, wallet connect flows, production deployment pipelines. 𝗔𝗜 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 ◆ LLM Integration → OpenAI, Anthropic Claude, and Gemini APIs in production systems ◆ AI Agents & RAG → LangChain, multi-agent orchestration, vector databases, semantic search over domain documents ◆ Workflow Automation → n8n, Make, Telegram bots, AI-assisted alert and trading systems with retry/error handling ◆ AI + Web3 → on-chain AI integrations, intelligent token analyzers, AI-driven dApp features 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗛𝗶𝗿𝗲 𝗠𝗲 ✔ Top Rated with 100% Job Success across 25+ contracts ✔ Mainnet-shipped, production-tested code — not demos ✔ I run a small dev team — can scale up on bigger contracts without losing quality ✔ Honest architectural feedback before you spend an hour coding ✔ Senior-level decisions on architecture, security, and tokenomics from day one 𝗪𝗵𝗮𝘁 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗦𝗮𝘆 ⭐⭐⭐⭐⭐ “With over 25 years of professional experience, it’s genuinely rare to come across talent this professional, committed, and reliable. He is without question one of the best developers I’ve worked with.” ~ Erick F. If you’re building a smart contract, an AI agent, or a system that combines both send me an invite. Keywords : Blockchain Developer | Solana Developer | Solidity Developer | Smart Contract Developer | Smart Contract Audit | Anchor Framework | Rust Developer | Web3 Developer | dApp Development | DeFi Developer | NFT Marketplace | NFT Development | ERC-20 | ERC-721 | ERC-1155 | Token Development | Staking Contract | Vesting | Presale | DAO | DEX | AMM | SPL Token | Jupiter | PDA | CPI | Hardhat | Foundry | OpenZeppelin | Slither | Mythril | ethers.js | wagmi | viem | web3.js | ConnectKit | RainbowKit | SIWE | MetaMask | Phantom | WalletConnect | Next.js | React | TypeScript | Node.js | Postgres | MongoDB | Laravel | Python | Ethereum | BSC | Polygon | Arbitrum | Base | Optimism | Cross-Chain Bridge | Layer 2 | AI Engineer | AI Agent Development | LLM Integration | OpenAI API | Anthropic Claude | Gemini API | LangChain | LangGraph | RAG Pipeline | Vector Database | Semantic Search | Pinecone | Multi-Agent Systems | Agentic AI | Prompt Engineering | n8n | Make | Zapier | Workflow Automation | Telegram Bot | Discord Bot | Chatbot Development | OCR | Document Digitization | AI + Web3 | Tokenomics | Crypto Trading Bot | MEV | Mainnet Deployment | Top Rated Freelancer

Hello, I'm Bushra, a Top-Rated Upwork freelancer with over 7 years of experience in Customer Support, Technical Support, and Virtual Assistance. I hold a Bachelor's degree in Computer Science and have built a strong track record of helping SaaS, eCommerce, DTC, B2B, and Blockchain businesses deliver exceptional customer experiences while optimizing their support operations. Throughout my career, I have successfully managed customer support projects across multiple industries, specializing in Tier 1 and Tier 2 technical support, helpdesk administration, and workflow optimization. I have hands-on experience configuring and managing platforms such as Zendesk, Freshdesk, Gorgias, Intercom, and GoHighLevel (GHL), including automation, ticket routing, chatbot implementation, knowledge base management, and support process improvements. I have worked with numerous eCommerce, dropshipping, and retail brands, supporting customers across English, Dutch, German, and French markets. My background also includes extensive experience supporting Blockchain and Cryptocurrency companies, where I handled technical inquiries, account-related issues, and platform troubleshooting. Some of the well-known companies and platforms I have worked with include PatPat, Classtag, and Adidas, along with a wide range of startups and growing online businesses. I am highly proficient in industry-leading tools such as Shopify, Klaviyo, Jira, ClickUp, Gorgias, Zendesk, Freshdesk, Intercom, GoHighLevel, and many other CRM, helpdesk, and collaboration platforms. I adapt quickly to new systems and enjoy streamlining workflows to improve both customer satisfaction and operational efficiency. In addition to technical expertise, I believe that clear communication, reliability, and trust are the foundation of every successful client relationship. Whether I'm managing customer inquiries, implementing support automations, configuring helpdesk systems, or collaborating with cross-functional teams, I focus on delivering accurate, timely, and customer-centric solutions. My experience includes providing email, chat, and phone support for companies based in the United States, United Kingdom, Europe, and Australia. I also worked as a Technical Email Support Specialist for AT&T Inc. and have supported numerous international businesses with technical troubleshooting, billing inquiries, account management, order processing, and customer retention. If you're looking for a dependable professional who combines technical expertise with exceptional customer service skills, I would be delighted to contribute to your team's success. I am committed to delivering high-quality support, improving customer satisfaction, and helping businesses scale through efficient and reliable customer service operations.

Are you looking for professionally designed marketing materials that help your business stand out and communicate your message effectively? I specialize in creating high-quality brochures, lead magnets, eBooks, catalogs, company profiles, flyers and other marketing collateral that combine strong visual design with clear communication. As a Top Rated freelancer on Upwork, I have helped businesses, agencies, consultants, coaches and entrepreneurs transform their content into polished, professional marketing assets that strengthen their brand and engage their audience. Whether you need a lead magnet to attract new prospects, a company profile to showcase your business, a catalog to present your products or a brochure that leaves a lasting impression, I focus on creating designs that are visually appealing, easy to read and aligned with your business goals. My approach goes beyond making documents look attractive. I pay close attention to layout, typography, visual hierarchy and brand consistency to ensure that every piece of marketing collateral communicates your message effectively and creates a professional experience for your audience. From concept to final delivery, I work closely with clients to ensure each project reflects their brand identity and meets the highest quality standards. I am committed to delivering clean, modern and professionally structured designs that are ready for both digital distribution and print production. Clear communication, attention to detail and reliable delivery have helped me build long-term relationships with clients and earn Top Rated status on Upwork. If you're looking for a dependable designer who specializes in brochures, lead magnets, eBooks, catalogs, company profiles, flyers and PDF marketing materials, I'd be happy to discuss your project and help bring your vision to life.

Overwhelmed by customer inquiries, technical issues, billing disputes, or growing support queues? Let an experienced Customer Support & Technical Support Specialist handle it—so you can focus on scaling your business. I'm Muhammad Owais, a Top Rated Upwork Freelancer with 7+ years of experience helping SaaS, eCommerce, DTC, B2B, and subscription-based businesses deliver exceptional customer experiences while building efficient, scalable support operations. Whether you need a dedicated support specialist, a CRM expert, or someone to optimize your customer service workflows, I bring the expertise, professionalism, and reliability to become a valuable extension of your team. 🚀 Services I Provide 💬 Customer & Technical Support (Tier 1 & Tier 2) Technical troubleshooting and issue resolution Email, live chat, and phone support SaaS onboarding and customer success Blockchain & Cryptocurrency customer support Knowledge Base, FAQ, and Help Center creation 🛒 Shopify & eCommerce Customer Support Order management, tracking, returns, and exchanges Subscription management and billing support Refunds, cancellations, and chargeback resolution Inventory, fulfillment, and vendor coordination Customer retention and satisfaction Platforms: Shopify, ShipStation, WooCommerce, WordPress, Stripe, PayPal, ThriveCart, PayKickStart ⚙️ CRM & Helpdesk Administration I specialize in configuring, optimizing, and managing leading customer support platforms, including: Zendesk Freshdesk Intercom Gorgias Salesforce GoHighLevel (GHL) 🌟 Why Clients Choose Me ✔️ 7+ years of Customer Service & Technical Support experience ✔️ Top Rated Plus Freelancer (Top 1.5% on Upwork) ✔️ 100% Job Success Score with consistent client satisfaction ✔️ Extensive experience supporting SaaS, DTC, eCommerce, B2B, and subscription businesses ✔️ Expert in CRM implementation, automation, and support operations ✔️ Strong written and verbal communication skills ✔️ Highly organized, proactive, and detail-oriented ✔️ 75% of my clients continue working with me long-term 💳 Billing, Payments & Chargeback Management Stripe, PayPal, Klarna & Airwallex disputes Refund processing and subscription billing VAT and invoicing support Chargeback prevention strategies Documentation and compliance 📚 Documentation & Process Improvement Standard Operating Procedures (SOPs) Internal training manuals Help Center articles Workflow documentation Customer-facing guides and tutorials 🤝 Trusted By Global Companies I've had the privilege of supporting customers and business operations for organizations including HackerRank, LastPass, Tumblr, Imagine Learning, along with numerous fast-growing startups and established eCommerce brands. If you're looking for someone who can deliver exceptional customer experiences, streamline support operations, reduce response times, and become a dependable member of your team, I'd be delighted to help. Let's build a customer support experience that keeps your customers happy and your business growing.

I help startups, agencies, and growing businesses create high-converting pitch decks, branding systems, websites, presentations, and digital experiences that attract investors, customers, and sales. With 10+ years of experience and 600+ completed projects on Upwork, including work with Fortune 500 companies, I specialize in presentation design, branding, web solutions, and marketing visuals that combine strategy with aesthetics. If you're looking for a designer who understands both visual aesthetics and business strategy, I’d be happy to discuss your project and help bring your ideas to life. I’m not a regular freelancer; I take full ownership of each project and strive to make it a success. My passion for what I do drives me to go the extra mile, helping to create strong relationships with clients and bringing their business ideas to life. For me, design isn't just about making things look nice, it's about making a real difference, getting people interested, and achieving goals. I have over 10 years of experience in graphics and web design, I focus on creating eye-catching designs that not only look amazing but also help businesses grow and strengthen their brand. As someone who specializes in creating presentations, I create investor-ready pitch decks designed to communicate clearly and persuade effectively. Whether you're trying to attract investors or share your company's vision, I ensure your message is communicated with clarity and impact. Beyond the Presentations, I'm an expert in designing including brochures, flyers, social media assets, handbooks, and marketing materials. My skills are not only limited to designing, I also have skills in managing social media and content planning, which helps businesses to grab the right audience for the right profit. Disclaimer: For efficient project coordination, my team assists with scheduling and communication when needed. Core Services • Pitch Deck & Investor Presentation Design • Corporate & Business Presentations • Branding & Visual Identity Design • UI/UX & Website Design • WordPress & Web Solutions • Marketing & Social Media Creatives • Brochures, Handbooks & Print Materials • Infographics & Visual Storytelling • SEO-Friendly Design Support • Creative Strategy & Brand Communication

With 5+ years of experience in blockchain data research, I have worked with global clients including TRM Labs, Tokenproof, Innoflex, Redbrook Marketing, and The Growcer. My expertise lies in NFTs, cryptocurrencies, Web3 ecosystems, and data-driven investment research. 🔹 What I Offer: ✅ In-depth blockchain data analysis for investment and risk assessment ✅ On-chain & off-chain research to uncover key market trends ✅ NFT project evaluation and crypto asset performance tracking ✅ Market research & financial insights to help businesses make informed decisions ✅ CRM & data management using Notion, Excel, Google Sheets, and blockchain explorers I have successfully delivered market insights and data analytics for businesses of all sizes, from startups to established enterprises. My research has helped clients optimize investment strategies, evaluate risk, and navigate the fast-evolving Web3 landscape. If you need accurate, data-driven research in the crypto, NFT, or Web3 space, let’s connect! 📩