Smart Contracts Experts For Hire
Showing 83 results
Sponsored Freelancers
-
Hire yasirk1979
Good day, My name is Muhammad Abrar, bringing 16+ years of experience delivering high quality solutions to clients worldwide. I am passionate about turning ideas into scalable, reliable, and efficient digital products, guided by a strong commitment to understanding client goals and delivering measurable results. I...Good day, My name is Muhammad Abrar, bringing 16+ years of experience delivering high quality solutions to clients worldwide. I am passionate about turning ideas into scalable, reliable, and efficient digital products, guided by a strong commitment to understanding client goals and delivering measurable results. I believe true success comes from helping clients succeed, which is why I focus on clear communication, timely execution, and long term value. Alongside my expertise, I am supported by a top tier team of skilled developers/Designers, enabling us to handle complex and large scale projects with consistency, quality, and performance. My area of expertise/skills are given below: - Python, ML, FireBase, Telegram Bot, ChatBots, Trading Bots, Trading Platform, Artificial Intellegence, Odoo, Moodle, CRM etc. - ReactJS, VueJS, ExpressJS, MongoDB, NodeJS, AngularJS - Custom Application Development, CMS Websites designing/development - PCB Design, Electric Circuit, iOT, Any hardware integration etc. - No Code platform, Bubble.io, both Web and Mobile Apps - PHP/MySQL, Laravel framework, CodeIgnitor, Yii framework or any PHP framework - ASP.NET, VB.NET, C#, Azure, Zoho, CRM etc. - WordPress, WooCommerce, Joomla, OpenCart, Prestashop, Magento etc. - Shopify Websites & Apps (Public & Private) - UI/UX, Figma, AdobeXD, HTML, Frontend - Logo Designing, Graphic Design, Banner designing, Social media banners, etc. - Mobile Apps, Native & ReactNative, Flutter, iPhone/iPad Application - Digital Marketing covering Google Ads, Facebook Ads, SEO, On-Page, Off-Page SEO, Social Media Marketing, Contents Writing etc. To find the right outsourcing partner: - I define a clear scope of work & work closely with you - I communicate regularly & arrange audio/video call if needed - I respond you promptly & acknowledge everything - I use agile methodologies in your design/development process - I continue showing you progress time to time from my demo server - I protect your data and intellectual property always - I be flexible, humble and professional throughout the development phase - I provide ongoing support after completion of your project Small to mid-size businesses often don't have the time to keep on top of the ever changing Web world, as they often need to dedicate their time and effort into maintaining their core business. At the same time, they also do not have the resources that a large company has to fund an internet technology department and hire expensive IT workers to keep on top of their web presence. This is where I come in, I provide an affordable solution for these small to mid-size businesses. Please contact me directly for further inquiries, as I am available even during the weekends. Thank you, Muhammad Abrar less -
Hire longngoc2307
I build reliable software solutions that go beyond the original requirements. With experience across full-stack development, backend systems, AI integrations, automation, trading platforms, APIs, SaaS products, eCommerce, and complex problem-solving, I help businesses turn ideas into stable, scalable, and...I build reliable software solutions that go beyond the original requirements. With experience across full-stack development, backend systems, AI integrations, automation, trading platforms, APIs, SaaS products, eCommerce, and complex problem-solving, I help businesses turn ideas into stable, scalable, and production-ready applications. My clients often describe me as someone who does more than just write code. I analyze the real problem, suggest better approaches, improve architecture, and deliver solutions that are easier to maintain and grow. Recent client feedback highlights my strengths: ✓ Built automated trading strategies and indicators that exceeded the initial scope and performed reliably in live environments. ✓ Developed and fixed complex C#/.NET, API, and financial integrations with careful testing and troubleshooting. ✓ Created AI-powered systems, CRM workflows, automation solutions, and backend platforms. ✓ Delivered Shopify, WordPress, and custom web applications with strong attention to UX, performance, and business goals. ✓ Improved existing projects by identifying hidden issues and implementing cleaner, more efficient solutions. My technical expertise includes: • Full-Stack Web Development • PHP, Laravel, Node.js, Python, C#, .NET • React, JavaScript, HTML, CSS • AI Integration & Automation Workflows • API Development & Third-Party Integrations • SaaS Architecture & Database Design • Shopify & eCommerce Solutions • Trading Systems, Indicators & Algorithmic Strategies • Debugging, Optimization & Code Improvement • Cloud, Server, and Deployment Support My working approach: 1. Understand your business goal, not only the technical request. 2. Design a practical solution with long-term scalability in mind. 3. Communicate clearly throughout development. 4. Test carefully and deliver stable results. Whether you need a complete application built from scratch, improvements to an existing system, automation of manual processes, or help solving a difficult technical challenge, I focus on delivering measurable value. I believe great development is not just about completing tasks. It is about creating solutions that help your business move forward. Looking forward to work with you. less -
Hire mughiraaa
Mkaits Technologies is a leading IT Firm committed to delivering a range of services that span the entire spectrum of IT Industry. Since 2019, we have specialized in providing Blockchain solutions, AI & Machine Learning, Big Data Analytics, Web & Mobile development, E-commerce, and Custom Software Solutions. We...Mkaits Technologies is a leading IT Firm committed to delivering a range of services that span the entire spectrum of IT Industry. Since 2019, we have specialized in providing Blockchain solutions, AI & Machine Learning, Big Data Analytics, Web & Mobile development, E-commerce, and Custom Software Solutions. We excel in blockchain technologies, offering DEX, DAPP, Web3, NFT, smart contracts, and DeFi solutions, using platforms like ETH, BSC, and Polygon. Our web & app development services cover Java, Python, PHP, JavaScript frameworks (Reactjs, Nodejs, Angular, Vuejs), and mobile platforms (React Native, Flutter). We also provide e-commerce solutions with expertise in WooCommerce, Shopify, and Magento. Our custom software solutions include AI, machine learning, and data science, using advanced technologies like TensorFlow and AWS. Whether you need blockchain integration, web & mobile development, e-commerce platforms, or custom software solutions, Mkaits is your trusted partner! less -
Hire housetech
☢ I hope you imagine a digital architect, not just a programmer. Someone who sees the interconnectedness of web, mobile, AI, blockchain, and gaming – and builds bridges between them. That's what I bring to the table. ☀ I am a senior software engineer with over 11+ years of experience specializing in Web & Mobile...☢ I hope you imagine a digital architect, not just a programmer. Someone who sees the interconnectedness of web, mobile, AI, blockchain, and gaming – and builds bridges between them. That's what I bring to the table. ☀ I am a senior software engineer with over 11+ years of experience specializing in Web & Mobile development, Artificial Intelligence, Blockchain, and Unity Game development. ☢ I don't just write code. Your satisfaction is my ultimate goal. I sculpt digital experiences, whether it's powering AI-driven applications, architecting secure blockchain solutions, or crafting immersive game environments. ☀ Here's what sets me apart: - A Global Perspective: Fluent in the language of code and the language of collaboration, I seamlessly navigate international projects. - A Performance-Driven Mindset: I'm obsessed with building scalable architectures that deliver exceptional results. - A Commitment to Innovation: I'm constantly exploring the bleeding edge of technology to push the boundaries of what's possible. - A Focus on Your Vision: I'm not satisfied until your vision is brought to life, exceeding your expectations. I'm not here to just complete tasks; I'm here to partner with you, to understand your goals, and to build solutions that drive your success. ☢ Let's move beyond the ordinary and create something extraordinary. Ready to embark on this exciting project journey together? Let's chat! less -
Hire ToUpSolutions
Hire a senior software engineer OR a team of seniors as you prefer! Company site: https://toupsolns.com ToUp Solutions is a technology-driven software engineering company specializing in the development of high-performance digital platforms, scalable web applications, and advanced Web3 integrations. We design and...Hire a senior software engineer OR a team of seniors as you prefer! Company site: https://toupsolns.com ToUp Solutions is a technology-driven software engineering company specializing in the development of high-performance digital platforms, scalable web applications, and advanced Web3 integrations. We design and build innovative software solutions that empower businesses to transform complex ideas into reliable, production-ready digital products. Our expertise spans across software architecture, blockchain technologies, AI-driven platforms, and full-stack development, enabling us to deliver robust systems capable of processing large-scale data and supporting modern digital ecosystems. We combine strong engineering practices with modern technologies including Python, Rust, Golang, JavaScript/TypeScript, React, Django, and Solidity to build secure, scalable, and high-performance solutions. ToUp Solutions has contributed to the development of multiple complex platforms, including blockchain analytics systems, decentralized exchange data platforms, enhanced search tool, hiring marketplace and no-code marketing analytics & data integration platform, helping organizations innovate and scale in rapidly evolving digital markets. Our mission is simple: deliver powerful technology solutions that transform ideas into real-world digital experiences. Our Proud Projects: DEXUtils: https://app.dexutils.io C4ADS Seamless Horizons: https://horizons.c4ads.org Xpert Direct: https://xpertdirect.io Windsor.ai: https://windsor.ai Looking forward a good collaboration for your business success! less -
Hire pavlev8
AI, Data & Full-Stack Systems Architect with 6+ years of experience delivering 15+ production projects across six countries. I design, build, test and deploy complete software platforms—from data architecture and backend APIs to AI integration, user interfaces, cloud deployment and automated quality assurance. My...AI, Data & Full-Stack Systems Architect with 6+ years of experience delivering 15+ production projects across six countries. I design, build, test and deploy complete software platforms—from data architecture and backend APIs to AI integration, user interfaces, cloud deployment and automated quality assurance. My strongest technologies are Python, Django and PostgreSQL, supported by extensive JavaScript/TypeScript experience with MERN and MEAN applications. As an EU citizen, I offer convenient working-hour overlap for European and US clients. ## What I Build • AI & Generative AI: LLM applications, RAG systems, AI agents, chatbots, semantic search, structured outputs, function/tool calling, prompt engineering, model integration and evaluation. • Data Engineering: ETL/ELT pipelines, data ingestion, transformation and validation, database design, query optimization, time-series processing, IoT sensor integration and data-quality automation. • Full-Stack Systems: scalable APIs, responsive web applications, authentication, third-party integrations, background processing and real-time communication using WebSockets and SSE. • DevOps & Cloud: containerized deployment, Linux environments, CI/CD workflows, asynchronous services, production configuration and deployment automation. • QA Automation: API, integration, regression and end-to-end testing, validation scripts, test-data workflows and automated quality gates. ## Technical Stack AI: OpenAI API, Anthropic, Gemini, Hugging Face, LangChain, LlamaIndex, PyTorch, TensorFlow and scikit-learn. Vector infrastructure: FAISS, Chroma, Pinecone and pgvector. Backend & frontend: Python, Django, Django REST Framework, Falcon, Node.js, Express, React, Angular, JavaScript, TypeScript, C#/.NET and Java. Data: PostgreSQL, MongoDB, SQL Server, Redis, SQL, pandas, NumPy and SciPy. DevOps & real-time: Docker, Docker Compose, AWS S3, Heroku, Linux, Gunicorn, Celery, Redis Pub/Sub, Django Channels, WebSockets, SSE and cron. Testing: Pytest, Jest and Playwright. Integrations: Stripe, Firebase Cloud Messaging, Expo Push, OpenAI and other LLM APIs, Met.no, Meteostat and custom third-party services. ## What I Bring I take ownership from initial requirements through production deployment. I have independently built systems from zero, coordinated Android and iOS developers on API consistency, integrated complex external services and mentored junior engineers. My combined experience in backend engineering, data, AI and infrastructure enables me to solve problems across the entire platform—not just one isolated layer. I prioritize scalability, security, maintainability, clear communication and documentation, delivering systems that teams can confidently operate and extend. less -
Hire DrSyafiq
Greetings! I am a Techpreneur that have more than 9 years expertise working in varied applications of Internet of Things (IoT) which includes UI/UX Design, Web/Mobile App Development, Automation, API Integration, Embedded System, Business Intelligence, Smart Buildings, Supply Chain Management, Tracking/Monitoring...Greetings! I am a Techpreneur that have more than 9 years expertise working in varied applications of Internet of Things (IoT) which includes UI/UX Design, Web/Mobile App Development, Automation, API Integration, Embedded System, Business Intelligence, Smart Buildings, Supply Chain Management, Tracking/Monitoring System, VR/AR Applications, Desktop/Mobile Game Simulators, Green Solutions, FinTech, Drone Software and many more. I have work across all industries with small, medium and large businesses. My skills include but are not limited to: Programming Language: • PHP (Laravel, Codeigniter, Yii, Cakephp) • HTML • CSS • ASP.Net • C++ • C# • Visual Basic • Javascript (Node.js, Vue.js, Vanilla.js, Electron.js, Express.js, Angular.js, React.js, Next.js) • Flask • Django • Python • CMS Framework: • Odoo (ERP) • Wordpress/Woocommerce • Joomla • Drupal • Magnento • Pretashop • Shopify • Moodle • Koha Library • Mobile Framework: • Native iOS (Swift) • Native Android (Java/Kotlin) • Flutter • Ionic • Phonegap • React Native • Xamarin • WebRTC • Jitsi-Meet • Zoom API • BigBlueButton • Agora • Game Development / Augmented Reality (AR) / Virtual Reality (VR): • Unity3D • Unreal Engine • ARKit • ARCore • ARFoundation • Vuforia • Hologram • Three.js • HTML5 • Blender • Engineering / Geolocation Software: • Autodesk (CAD, Revit, Maya, 3ds Max, Forge API, Dynamo) • QGIS • SGlobe • Flightradar24 • SCADA • HMI • PLC • UI / UX Prototype: • Figma • Balsamiq Mockup • Adobe XD • Computing Software: • MatLab • Wolfram Mathematica • Origin Pro • Excel • Tableau • R-Programming • LabView • OpenCV • TensorFlow • Database: • MySQL • MSSQL • MongoDB • SQLLite • PostgreSQL • Google Firebase • Server: • Linux • Windows • MacOS • Cpanel • Cloud AWS (EC2, Lightsail, S3) • Management Tools: • Microsoft Projects • Bitbucket • Gitlab • Hardware: • Drone/UAV • Smartwatch • Sensor • Arduino • High Power Laser • GPS • CCTV • ADSB Radar • Classic Bluetooth/Bluetooth Low Energy (BLE) • I have successfully received a PhD in Physics, Major in Artificial Intelligence and I am actively involved in engineering and scientific research. If you are interested with any of my services, please do not hesitate to contact me. I will Guarantee you will have a Friendly Experience. Let's Digitize your Dreams..!! Warmest regards, Dr. Syafiq Affandi less -
Hire onkarkulkarni8
MAK Online Solutions Private Limited is a top-rated software development company (India, est. 2015) specializing in Web Development, Mobile App Development, Blockchain, and Full-Stack Solutions. We help startups, SMEs, and enterprises build scalable, secure, and high-performance applications using modern...MAK Online Solutions Private Limited is a top-rated software development company (India, est. 2015) specializing in Web Development, Mobile App Development, Blockchain, and Full-Stack Solutions. We help startups, SMEs, and enterprises build scalable, secure, and high-performance applications using modern technologies. We offer end-to-end services including Website Development, Web Applications, Mobile Apps (Android, iOS, React Native), SaaS Platforms, ERP & CRM Development, and eCommerce Solutions. Core Technologies & Expertise: Frontend & Full Stack: JavaScript, HTML, React, MERN Stack, MEAN Stack Backend Development: Node.js, Express.js, PHP, Python Mobile Development: Android, iPhone, React Native Database: MySQL, PostgreSQL, MongoDB (NoSQL) Cloud & DevOps: Amazon Web Services (AWS), Microsoft Azure, Linux, Nginx, Apache, CI/CD Blockchain: Solidity, Smart Contracts, Cryptocurrency, NFT Development API & Integrations: REST API, Payment Gateway Integration, PayPal API Other Expertise: Software Architecture, System Administration, Git, GitLab, Website Optimization, SEO Auditing What We Deliver: ✔ Custom Software Development ✔ High-quality Web & Mobile Applications ✔ Secure Blockchain & Smart Contract Solutions ✔ Scalable SaaS & Enterprise Systems ✔ Fast, optimized, and SEO-friendly websites ✔ Ongoing Support, Maintenance & DevOps With 10+ years of experience, we focus on clean code, performance optimization, and business-driven solutions. We follow industry best practices to ensure reliability, scalability, and long-term success. If you're looking for a reliable development partner for your next project—whether it's a startup MVP, enterprise software, or blockchain platform—we are ready to deliver. less -
Hire MancicSoftDev
Front-end & back-end web development, Web performance optimization, Agile software development, Test driven development, Database design and management. Experience working as an individual developer and a project manager in many projects providing me with the skills of communicating with clients to satisfy their...Front-end & back-end web development, Web performance optimization, Agile software development, Test driven development, Database design and management. Experience working as an individual developer and a project manager in many projects providing me with the skills of communicating with clients to satisfy their needs. Love and passion for work, sincerity, and innovation, and steady effort are the source of keeping me move toward a bright future. I'm very passionate about delivering the best technical solutions. Please contact me anytime if you are interested in me. -Jest, NestJS -React, Angular, Vue.js -Laravel, Redis -Python, Django -Node.js, Express.js -AWS/GCP, Docker, Kubernetes -MySQL, MongoDB -AI development, AI bot My focus is quality-first. less -
Hire appmechanic
appmechanic appmechanic
$25 USD / hour
Top Rated | Experts in AI, Web/Mobile, Games & SEOUnited Arab Emirates𝐖𝐄𝐁 • 𝐌𝐎𝐁𝐈𝐋𝐄 • 𝐆𝐀𝐌𝐄 • 𝐀𝐑/𝐕𝐑 • 𝐀𝐈 𝐅𝐈𝐑𝐒𝐓 𝐂𝐎𝐌𝐏𝐀𝐍𝐘 Welcome to App Mechanic! At App Mechanic, we are a Web, Mobile, Game, AR/VR, and AI-first development company, delivering scalable, high-performance, and future-ready digital solutions. We combine innovation, design, and engineering to turn ideas into impactful...𝐖𝐄𝐁 • 𝐌𝐎𝐁𝐈𝐋𝐄 • 𝐆𝐀𝐌𝐄 • 𝐀𝐑/𝐕𝐑 • 𝐀𝐈 𝐅𝐈𝐑𝐒𝐓 𝐂𝐎𝐌𝐏𝐀𝐍𝐘 Welcome to App Mechanic! At App Mechanic, we are a Web, Mobile, Game, AR/VR, and AI-first development company, delivering scalable, high-performance, and future-ready digital solutions. We combine innovation, design, and engineering to turn ideas into impactful products. 🔹 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧𝐬: ➜ Website and Mobile App Development ➜ Game Development ➜ Augmented Reality (AR) & Virtual Reality (VR) ➜ Artificial Intelligence (AI) ➜ SaaS, ERP & CRM Development ➜ AI Automation & Workflows (n8n, Zapier) ➜ Rapid MVP Development (FlutterFlow, Bubble io, Lovable, Base44) ➜ Blockchain & Smart Contracts ➜ Search Engine Optimization (SEO) & Digital Marketing 🔹 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐖𝐞’𝐯𝐞 𝐒𝐞𝐫𝐯𝐞𝐝: ➜ Manufacturing, Education, E-commerce, FMCG, Retail ➜ Healthcare, Real Estate, Travel, Logistics & Supply Chain 🔹 𝐆𝐫𝐚𝐩𝐡𝐢𝐜 𝐃𝐞𝐬𝐢𝐠𝐧𝐢𝐧𝐠 & 𝐔𝐈/𝐔𝐗: ➜ Brand Identity (Logos, Flyers, Brochures, Business Cards) – Photoshop / Illustrator ➜ Wireframes, Mockups & Clickable Prototypes (Figma / Adobe XD) ➜ Conversion-focused UI/UX Design 🔹 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: ➜ Frontend: ReactJS, VueJS, NextJS, Angular, TypeScript, Tailwind CSS, Bootstrap ➜ Backend: NodeJS, Python, PHP (Laravel), .NET (ASP.NET, C#), FastAPI, Django ➜ APIs: RESTful, GraphQL, SOAP, Third-party Integrations ➜ Databases: MySQL, MSSQL, MongoDB, PostgreSQL, Redis ➜ Vector DBs: Pinecone, FAISS, Weaviate, Chroma, pgvector ➜ Version Control & Tools: Git, GitHub, GitLab, Jira, Trello, Slack 🔹 𝐂𝐌𝐒 & 𝐞𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞: ➜ Django & MERN-based Custom CMS ➜ WordPress (Elementor, WooCommerce), Shopify (Custom Themes) ➜ Headless CMS: Strapi, Sanity 🔹 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: ➜ Flutter, FlutterFlow & React Native (Cross-platform) ➜ Native iOS & Android Apps ➜ .NET MAUI (Cross-platform Apps) 🔹 𝐆𝐚𝐦𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: ➜ Unity 3D (C#), Unreal Engine ➜ 2D/3D Games, Simulations, AR/VR 🔹 𝐀𝐈 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: ➜ OpenAI, ChatGPT, Claude, Gemini Integrations ➜ AI Chatbots, Conversational AI, NLP, AI Agents ➜ LangChain, RAG Pipelines, Vector Databases ➜ n8n & Zapier Automation Workflows ➜ OCR & Computer Vision 🔹 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬: ➜ AWS, GCP, Microsoft Azure ➜ Docker, Kubernetes, CI/CD Pipelines ➜ Nginx, Apache, IIS, Linux Servers ➜ Infrastructure as Code (Terraform) ✨ At App Mechanic, we build 𝐀𝐈-𝐟𝐢𝐫𝐬𝐭, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐡𝐢𝐠𝐡-𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐝𝐢𝐠𝐢𝐭𝐚𝐥 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬 across 𝐖𝐞𝐛, 𝐌𝐨𝐛𝐢𝐥𝐞, 𝐆𝐚𝐦𝐞𝐬, 𝐚𝐧𝐝 𝐗𝐑 while also enabling 𝐫𝐚𝐩𝐢𝐝 𝐌𝐕𝐏 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 using modern 𝐧𝐨-𝐜𝐨𝐝𝐞/𝐥𝐨𝐰-𝐜𝐨𝐝𝐞 𝐭𝐨𝐨𝐥𝐬 and helping businesses grow through 𝐒𝐄𝐎 𝐚𝐧𝐝 𝐝𝐢𝐠𝐢𝐭𝐚𝐥 𝐦𝐚𝐫𝐤𝐞𝐭𝐢𝐧𝐠. less
