.NET Core Web API Developers For Hire
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Hire richardb063
Full Stack Developer with strong experience building scalable web and mobile applications, backend systems, APIs, and AI-powered solutions. Skilled in modern frontend and backend technologies including React, Next.js, Node.js, Python, PHP, Java, Spring Boot, Flutter, and cloud platforms like AWS and Azure. Experienced...Full Stack Developer with strong experience building scalable web and mobile applications, backend systems, APIs, and AI-powered solutions. Skilled in modern frontend and backend technologies including React, Next.js, Node.js, Python, PHP, Java, Spring Boot, Flutter, and cloud platforms like AWS and Azure. Experienced in developing SaaS platforms, CRM systems, AI agents, WhatsApp automation, payment integrations, and real-time applications. less -
Hire RavenDetector
RavenDetector RavenDetector
$60 USD / hour
Preferred Full-Stack Web & Mobile DeveloperUnited StatesI am a Preferred Freelancer and full-stack developer focused on building, fixing, and improving reliable web applications, e-commerce platforms, APIs, admin dashboards, and automation systems. I work with PHP, Laravel, WordPress, Shopify, JavaScript, TypeScript, React, Next.js, Node.js, Python, Django, PostgreSQL,...I am a Preferred Freelancer and full-stack developer focused on building, fixing, and improving reliable web applications, e-commerce platforms, APIs, admin dashboards, and automation systems. I work with PHP, Laravel, WordPress, Shopify, JavaScript, TypeScript, React, Next.js, Node.js, Python, Django, PostgreSQL, MongoDB, API integrations, web scraping, and data-driven systems. I can help with custom websites, business platforms, payment integrations, backend development, frontend improvements, bug fixing, performance optimization, and ongoing technical support. My strength is understanding the real business problem behind a project and turning it into a stable, practical solution. I can work on new builds, existing systems, urgent fixes, integrations, and long-term improvements with clean implementation and clear communication. As a Preferred Freelancer, I take project quality, reliability, and client communication seriously. My goal is to deliver work that is easy to use, easy to maintain, and aligned with the client’s business needs. less -
Hire Mario551
I am a systems engineer with an emphasis in software development and project management. Fullstack software developer in .NET technologies. Do you want to develop a back-end service in .net and manage privileges? Or do you want to build a back-end service alongside a Blazor page, desktop interface, or mobile app on...I am a systems engineer with an emphasis in software development and project management. Fullstack software developer in .NET technologies. Do you want to develop a back-end service in .net and manage privileges? Or do you want to build a back-end service alongside a Blazor page, desktop interface, or mobile app on MAUI? Do you want to query the database and manage millions of records? Do you want to create a relational schema in Sql Server or PostgreSQL? Then it will be a pleasure to offer you my services as a developer and reach the prompt solution in the stipulated time. Main skills - C# Developer and VB Developer. - .NET and .NET Framework. - ASP.NET. - Blazor. - Mobile development in .NET MAUI. - Typescript Developer. - Angular. - TDD and documentation. - Relational database Sql Server and PostgreSQL. - Linux operating systems. Secondary skills - Development in Python. - Development in Golang. - Development in C. less -
Hire miteshr10
I am versatile and accomplished software developer and designer with extensive expertise in UIUX design, Logo creation, and full stack application development. Proficient in leveraging modern technologies to deliver innovative, user centric, and scalable solutions tailored to client requirements. Technical...I am versatile and accomplished software developer and designer with extensive expertise in UIUX design, Logo creation, and full stack application development. Proficient in leveraging modern technologies to deliver innovative, user centric, and scalable solutions tailored to client requirements. Technical Expertise UIUX Design: Skilled in creating intuitive and visually engaging user interfaces. Tools: Figma, Adobe XD, Sketch, Photoshop, Illustrator. Expertise in wireframing, prototyping, and user research to enhance usability. Logo Creation: Adept at designing impactful brand identities and creative logos. Tools: Adobe Illustrator, CorelDRAW, Canva, Affinity Designer. Focused on delivering designs that resonate with target audiences. React Native Development: Skilled in developing cross platform mobile applications using React Native. Proficiency in building reusable components and implementing efficient navigation with React Navigation. Expertise in managing state using Redux and Context API. Hands on experience with native modules, integrating APIs, and deploying apps to the App Store and Google Play. Focused on performance optimization and ensuring smooth animations and transitions. Flutter Development: Proficient in building cross-platform mobile applications using Flutter and Dart. Expertise in custom widgets, state management (Provider, Riverpod), and Firebase integration. Strong focus on performance optimization and seamless UI design. .NET Development: Comprehensive experience in developing enterprise-grade applications using: ASP.NET MVC ASP.NET Core Web API and WCF Entity Framework (EF) and LINQ Proficient in C#, Razor Pages, and Blazor for interactive web applications. Skilled in using SQL Server for backend database solutions. Angular Development: Expertise in building dynamic, single page applications (SPAs) using Angular. Proficient in Angular Modules, Components, Directives, and Services. Skilled in RxJS for reactive programming and NgRx for state management. Hands on experience with RESTful APIs and Angular Material. Combining creative design capabilities with technical prowess, I aim to deliver solutions that not only meet but exceed user and business expectations. less -
Hire MinaMaroufIt
I build custom software solutions for startups, growing businesses, and modern companies that need reliable, scalable, and results-driven technology. With 7+ years of experience, I help clients create and improve digital products across AI, SaaS, web, mobile, eCommerce, automation, and backend systems. I support...I build custom software solutions for startups, growing businesses, and modern companies that need reliable, scalable, and results-driven technology. With 7+ years of experience, I help clients create and improve digital products across AI, SaaS, web, mobile, eCommerce, automation, and backend systems. I support projects from planning and architecture to development, testing, deployment, and ongoing improvement. Here are my key skills: ✔️ AI & LLM Development | AI Applications | Prompt Engineering | Intelligent Automation | AI Workflows ✔️ SaaS Platform Development | Scalable Architecture | Multi-tenant Systems | Admin Panels | Subscription Systems ✔️ Full-Stack Development | Web Applications | Frontend & Backend | REST APIs | Responsive Systems ✔️ Backend Engineering & System Design | API Development | Microservices | Database Design | System Architecture ✔️ Automation & Workflow Optimization | Business Automation | Process Optimization | API Integrations ✔️ eCommerce Solutions | Shopify | WooCommerce | WordPress | Custom Integrations ✔️ Performance Optimization | Debugging | Bottleneck Fixing | Code Refactoring | System Stability ✔️ Cloud & Deployment | AWS | Scalable Hosting | Deployment Pipelines ✔️ Third-Party Integrations | Payment Gateways | CRMs | External APIs | Webhooks ✔️ Dashboards & Admin Systems | Reporting Tools | Analytics Dashboards | Internal Systems ✔️ Product Development Lifecycle | MVP Development | Testing | Deployment | Scaling ✔️ Code Quality & Maintainability | Clean Code | Documentation | Long-Term Scalability I help clients launch faster, automate workflows, and build dependable products that scale. I believe strong products come from clear communication, practical engineering, and consistent execution. My goal is to deliver solutions that are not only functional but dependable, maintainable, and ready for real business growth. less -
Hire teamprolance
⭐ Full-Stack Development | Mobile Apps (Android, iOS, Flutter) | Cloud & AI/LLM ⭐ ✎ About Us Prolance IT LLP is a full-stack software development company specializing in AI-powered SaaS platforms, CRM/ERP systems and web & mobile applications. With 8+ years of experience, we help startups and growing businesses turn...⭐ Full-Stack Development | Mobile Apps (Android, iOS, Flutter) | Cloud & AI/LLM ⭐ ✎ About Us Prolance IT LLP is a full-stack software development company specializing in AI-powered SaaS platforms, CRM/ERP systems and web & mobile applications. With 8+ years of experience, we help startups and growing businesses turn ideas into secure, scalable, production-ready products, from MVP to enterprise scale. ✎ Why Choose Us? ➬ 8+ Years of Industry Experience ➬ End-to-End Development - Discovery to Deployment & Support ➬ Business-First Approach, Not Just Code ➬ Transparent Timelines & Clear Communication ➬ Long-Term Partnership Mindset ➬ Offices in USA & India ✎ Core Expertise ➯ AI-Powered Applications & Automation Solutions ➯ Custom Web Application Development ➯ CRM & ERP System Development ➯ Mobile App Development (iOS, Android, Cross-Platform) ➯ UI/UX Design for Web & Mobile Products ➯ API Development & Third-Party Integrations ➯ QA & Software Testing ➯ Application Maintenance & Technical Support ✎ Tech Stack ➬ Frontend: React.js, Next.js, Angular, TypeScript, Tailwind CSS ➬ Backend: Node.js, .NET Core, Laravel, Python, Nest.js, AI/LLM ➬ Mobile: Flutter, React Native, Android, iOS ➬ Database: MongoDB, MySQL, PostgreSQL, Firebase, Supabase ➬ Cloud & DevOps: AWS, Azure, GCP, Docker ➬ Payments & Integrations: Stripe, PayPal, Third-Party APIs ➬ Tools: Git, Jira, Azure DevOps, Trello ✎ Industries We Serve ● On-Demand Service Platforms ● Logistics ● Food & Beverage ● Real Estate / PropTech ● E-commerce & Marketplaces ● Healthcare & Fitness ● Travel & Booking ● Automobile & Telecom ● Diamond Industry ✎ Engagement Models ➬ Fixed-Price Projects ➬ Hourly / Time & Material ➬ Dedicated Development Teams ➬ Hybrid (Fixed + Hourly) ✎ Our Promise We don't just deliver code, we deliver outcomes. If you're looking for a development partner who values quality, communication, and long-term collaboration, let's build your next product together - send us a message or invite us to your project. less -
Hire ska234
Thank you for visiting my profile. I am an AI Developer with over ten years of professional experience in software engineering. I began my career as a Full Stack Web and Mobile Engineer, working extensively with technologies such as JavaScript, TypeScript, React, C#, Python, and modern backend and cloud platforms,...Thank you for visiting my profile. I am an AI Developer with over ten years of professional experience in software engineering. I began my career as a Full Stack Web and Mobile Engineer, working extensively with technologies such as JavaScript, TypeScript, React, C#, Python, and modern backend and cloud platforms, and I have successfully delivered scalable web and mobile applications across industries including business, education, e-commerce, and enterprise environments. In recent years, my professional focus has shifted fully toward the artificial intelligence field, where I have built strong, hands-on expertise designing and deploying production-ready AI solutions. I specialize in developing AI-powered systems such as intelligent chatbots, AI agents, and virtual assistants using GPT and modern large language models. My experience includes advanced prompt engineering, fine-tuning and training machine learning models, retrieval-augmented generation (RAG), vector databases, embeddings, semantic search, and contextual memory systems. I design and implement end-to-end AI workflows using frameworks such as LangChain, integrating AI capabilities seamlessly into real-world products and business processes. I also develop AI-driven automation systems, including intelligent bots and workflows for platforms such as WhatsApp, Slack, and Telegram, as well as scalable business automation solutions using tools like n8n and Zapier to improve efficiency and customer engagement. My background as a full-stack engineer allows me to build AI solutions that are not only intelligent but also reliable, secure, and scalable. I am highly experienced in deploying AI systems to cloud environments such as AWS, Google Cloud Platform, and Firebase, and in integrating AI services into web and mobile applications. In addition, I work with AI-enhanced Web3 and blockchain solutions, including smart contracts, decentralized applications, AI-assisted trading bots, and automation within Ethereum, EVM-based ecosystems, and Solana. I am committed to delivering high-quality AI solutions with clear communication, timely delivery, and long-term technical support. If you are looking for an AI developer with a strong engineering foundation and proven AI expertise, please feel free to send me a private message to discuss your project. less -
Hire David198493
Senior Full-Stack Engineer with 13+ years of experience designing and scaling high-performance financial and data-driven platforms. Specialized in building secure, distributed backend systems using C#, .NET Core, and Node.js, with modern frontend development in Angular, React, and TypeScript. Proven expertise in...Senior Full-Stack Engineer with 13+ years of experience designing and scaling high-performance financial and data-driven platforms. Specialized in building secure, distributed backend systems using C#, .NET Core, and Node.js, with modern frontend development in Angular, React, and TypeScript. Proven expertise in microservices architecture, high-volume transaction processing, cloud-native infrastructure (AWS), and automated CI/CD pipelines. Strong focus on clean architecture, performance optimization, system reliability, and technical leadership within remote and cross-functional teams. less -
Hire toqeer74
I am a full-stack developer and IT Consultant helping startups, businesses, and growing brands build custom websites, web applications, APIs, dashboards, and scalable digital solutions. I focus on delivering secure, high-performing, and business-focused systems that solve real problems and support long-term growth. ...I am a full-stack developer and IT Consultant helping startups, businesses, and growing brands build custom websites, web applications, APIs, dashboards, and scalable digital solutions. I focus on delivering secure, high-performing, and business-focused systems that solve real problems and support long-term growth. Core Expertise - Custom Websites and Web Applications - Frontend Development with React and Next.js - Backend Development with Node.js, Python, PHP, and Laravel - API Development and Third-Party Integrations - Dashboards, Portals, and Admin Panels - Database Management with MySQL and MongoDB - SEO, GEO, and AEO optimization - AI Automation, AI Chatbots, and AI Agents - Technical Planning and Consultation I also work with Digital Web Crew, a professional development and growth agency that supports clients with practical, reliable, and results-driven digital solutions. This allows me to combine personal technical expertise with a strong team-based approach whenever a project requires broader support. What You Can Expect - Clear and professional communication - Clean, secure, and scalable development - On-time delivery - Strong attention to detail - Long-term support and reliable project handling My goal is simple: to understand your requirements clearly, deliver quality work on time, and build solutions that create real business value. Invite us for a demo, proof of concept, or pilot project. Regards, Toqeer less -
Hire freelancerimra59
freelancerimra59 freelancerimra59
$10 USD / hour
Web Developer | VA | CAD & Structural SupportBangladeshWelcome to my profile! Backed by over 52 five-star reviews and a flawless track record, I operate as a multi-disciplinary technical professional and digital solutions provider. I specialize in scaling businesses, building premium web applications, managing multi-channel ad campaigns, and handling complex...Welcome to my profile! Backed by over 52 five-star reviews and a flawless track record, I operate as a multi-disciplinary technical professional and digital solutions provider. I specialize in scaling businesses, building premium web applications, managing multi-channel ad campaigns, and handling complex technical/administrative operations. To accommodate my diverse expertise, my workflow is divided into 5 Core Specialized Divisions: 1. WEB DEVELOPMENT & E-COMMERCE HUB Full-stack store creation, speed optimization, and custom layout configuration. Expert in WordPress, Shopify, Wix, WooCommerce, and Webflow, alongside complete marketplace operations for Amazon and eBay (SEO, product listings, storefront design). 2. DIGITAL MARKETING & TRAFFIC ACQUISITION Architecting high-ROI paid ad funnels. End-to-end management of Google Ads (AdWords), Meta (Facebook/Instagram Ads), Snapchat, and TikTok campaigns targeted at lead generation, B2B recruitment, and e-commerce conversions. 3. VIRTUAL ASSISTANCE & BUSINESS AUTOMATION High-level executive support including data entry, email/inbox management, CRM updating, customer support, file organization, and comprehensive daily administrative operations. 4. CAD, DRAFTING & TECHNICAL SUPPORT Assisting engineering and construction management workflows with precise civil/structural arrangement layouts, AutoCAD drafting, document control, and technical schematic adjustments. 5. CONTENT & CREATIVE MULTIMEDIA Providing supplemental design layouts, ad creatives, responsive UI elements, and highly persuasive copywriting for landing pages and marketing campaigns. I work with absolute independence, strict attention to data integrity, and a fast infrastructure. Let’s collaborate to execute your project with 100% precision! less
