📌 I'm a professional full stack developer with 12+ years of experience with good analytical and programming skills 📌 I have completed many projects ( +70 project ) and worked hundred of hours ( +7600hr ) on Upwork for clients and companies from all over the world, which made me well adapted to work with both startups and big sized companies. 📌 What I can/know/etc.: Backend: .Net , Node.js FrontEnd: Angular , Vue.js 3 Payment Getways: Usaepay , CardKnox , Stripe Database: Ms Sql Server ,PostgreSQL , MongoDB ORM: Entity Framework , Mongoose , Sequelize Others : SignalR , Bootstrap ,Tailwind ,SCSS ,HTML, CSS, JavaScript, jQuery VCS: Github, VSO , Bitbucket Other:Twillio ( IVR , SMS , FAX ) , 📌 I'd be happy to offer my services, feel free to contact me .

I am a Front-End Developer with 8+ years of experience building scalable web applications, SaaS platforms, enterprise dashboards, customer portals, and high-performance user interfaces using React.js, Next.js, TypeScript, Angular, Vue.js, JavaScript, Tailwind CSS, and modern frontend architecture. I help startups, SaaS companies, and enterprise businesses build modern frontend applications that are fast, responsive, maintainable, scalable, and optimized for exceptional user experience. Whether you need a Front-End Developer for a new product, modernization of an existing application, React.js development, Next.js development, Angular development, Vue.js development, dashboard development, or performance optimization, I can help you build production-ready applications with clean architecture and strong engineering practices. I specialize in React.js development, Next.js applications, TypeScript development, frontend architecture, SaaS frontend development, enterprise web applications, UI engineering, responsive web development, and performance-focused frontend systems. If you are looking for a Senior Front-End Developer who understands both business requirements and frontend architecture, I would be glad to help. WHAT I SPECIALIZE IN-- • React.js application development • Next.js application development • TypeScript development • Angular frontend development • Vue.js application development • Enterprise frontend systems • SaaS application development • Dashboard and admin panel development • Frontend architecture and component design • Figma to React development • Figma to Next.js development • Responsive web application development • Single Page Applications (SPA) • Progressive Web Applications (PWA) • Server-Side Rendering (SSR) • Static Site Generation (SSG) • REST API integration • GraphQL integration • Authentication and authorization systems • Real-time frontend applications • Design system development • Frontend performance optimization • Core Web Vitals optimization • Technical SEO implementation • Frontend modernization projects CORE TECHNOLOGIES-- Frontend: React.js, Next.js, Angular, Vue.js, TypeScript, JavaScript (ES6+), HTML5, CSS3, SCSS, Tailwind CSS, Material UI, Ant Design, Bootstrap, ShadCN UI, Chakra UI State Management: Redux Toolkit, Context API, Zustand, React Query (TanStack Query), RxJS API Integration: REST APIs, GraphQL, Apollo Client, Axios, WebSockets, Third-Party Integrations Frontend Engineering: Component-Based Architecture, Responsive Design, Mobile-First Development, Accessibility (WCAG), Cross-Browser Compatibility, Performance Optimization, SEO Optimization Testing & Quality: Jest, React Testing Library, Cypress, Playwright, Unit Testing, End-to-End Testing Development Tools: Git, GitHub, GitLab, Bitbucket, Vercel, Netlify, Firebase, Supabase, Docker, npm, Yarn, Webpack, Vite Architecture & Engineering: Frontend Architecture, Scalable UI Systems, Reusable Component Libraries, Design Systems, Modular Development, Clean Code Principles, SOLID Principles WHY CLIENTS HIRE ME-- Clients hire me because I focus on building frontend applications that are scalable, maintainable, high-performing, and production-ready. I do not just build interfaces. I help businesses create frontend systems that improve user experience, increase engagement, support business growth, and remain easy to maintain as products evolve. When you work with me, you get: • Clean and maintainable frontend code • Scalable React.js and Next.js architecture • Strong TypeScript engineering practices • Responsive and mobile-friendly applications • Reusable component-based development • Performance-focused implementation • SEO-friendly frontend applications • Well-structured and documented codebases • Long-term maintainable frontend systems • Enterprise-grade development standards PROJECT EXPERIENCE-- ✔ HR Compensation Management Platform Developed a large-scale enterprise platform using React.js, TypeScript, REST APIs, and modern frontend architecture. Built employee dashboards, compensation planning modules, approval workflows, reporting systems, and role-based user experiences. ✔ Healthcare Management Platform Developed responsive patient-facing interfaces, provider dashboards, scheduling modules, secure authentication systems, reporting tools, and data-driven frontend experiences. ✔ Insurance Management System Built modern frontend applications using React.js and Next.js with complex workflows, policy management interfaces, claims processing dashboards, reporting systems, and third-party API integrations. ✔ SaaS Dashboards & Enterprise Portals Built scalable React.js, Next.js, Angular, and Vue.js applications with real-time data visualization, analytics dashboards, admin portals, user management systems, and business reporting tools. So, send your project requirements, technical challenges, or product goals, and I will help you define the best frontend approach for your business.

I'm Priya Goswami, a frontend-focused developer with 7+ years of experience building modern, responsive web applications using React, Angular, and JavaScript (ES6+). I specialize in creating clean, user-friendly interfaces that align with real business needs. While my core strength is in the frontend, I also have experience with Node.js and .NET on the backend, and have integrated AI features using GPT-4, ChatGPT API to enhance UX and automate workflows. ⭐ TECHNICAL EXPERTISE ⮕ Frontend Development 🔹 HTML5, CSS3, Bootstrap (3/4/5), Tailwind CSS, JavaScript (ES6+), TypeScript, JSX 🔹 React.js, React Native, Redux, React Router, Redux-Saga – scalable SPAs & mobile apps 🔹 Vue.js, Next.js, Angular (JS/2+), Angular Material 🔹 Node.js & Express.js for full-stack applications ⮕ Backend & API Development 🔹.NET Core, ASP.NET MVC/Web API, C# – secure and performant server-side logic 🔹RESTful APIs, third-party integrations (Stripe, Twilio, OpenAI, etc.) 🔹OAuth2, JWT for secure authentication flows ⮕ AI & Automation 🔹OpenAI API, GPT-4, ChatGPT API integration 🔹Semantic Kernel for NLP workflows (summarization, tagging, classification) 🔹Automated content workflows and smart UI behavior powered by LLMs ⮕ Architecture & Design Patterns 🔹Repository Pattern, Dependency Injection, IoC, MVVM, and SOLID principles 🔹Clean architecture for scalable and testable codebases ⮕ Database Technologies 🔹SQL Server, PostgreSQL, MySQL, MongoDB, CosmosDB 🔹Schema design, indexing, query optimization ⮕ Design & Collaboration Tools 🔹Figma, Adobe XD, Zeplin, Sketch, Photoshop 🔹Designing UI with a user-first mindset and developer-ready specs Whether you need a fast, responsive web interface, a seamless user experience, or smart frontend integrations, I’m here to deliver solutions that are clean, scalable, and tailored to your goals. I’m excited to collaborate and help bring your product vision to life.

I help businesses build, fix, and scale full-stack web applications using .NET, Azure, and modern JavaScript frameworks Angular and React without needing to hire separate backend, cloud, and frontend engineers. ✔ 18+ years of enterprise software development ✔ 60+ projects delivered | 9000+ hours worked on Upwork ✔ Azure Certified (Developer Associate + Cosmos DB Specialty) ✔ Trusted by international clients including FDM, Danx, and Atea ✔ AI-assisted development (Claude/Copilot) for faster delivery with strong test coverage ⭐ WHAT CLIENTS SAY ✔ "Yasir did a great job jumping in and getting started right away... open to feedback and suggestions during code reviews." ✔ "Yasir joined us when we needed a developer immediately, he quickly understands the requirements and did quality work." ✔ "Very skilled in software development and architecture, a good communicator... a pleasure to work with." 💡 HOW I CAN HELP YOU ✔ Build scalable ASP.NET Core Web APIs & microservices ✔ Design and deploy secure Azure cloud solutions (Functions, App Services, Cosmos DB) ✔ Develop full-stack apps with Angular, React, Next.js, or Blazor ✔ Upgrade legacy .NET Framework / Web Forms apps to modern architecture ✔ Fix critical production issues and improve performance ✔ Integrate third-party APIs and automate workflows with AI tools 🛠 CORE TECH STACK ✔ C#, ASP.NET Core, .NET Web APIs, .NET 8/9 ✔ Azure (Functions, App Services, Storage, Cosmos DB, DevOps/CI-CD) ✔ Angular, React, Next.js, Blazor (WASM & Server), TypeScript ✔ SQL Server, Entity Framework, REST APIs ✔ Git, Agile, AI-assisted development workflows ☁️ CERTIFICATIONS ✔ Microsoft Certified: Azure Developer Associate ✔ Microsoft Certified: Azure Fundamentals ✔ Microsoft Certified: Azure Cosmos DB Developer Specialty I am available to start quickly and can work independently or embed with your existing team. Whether it's a new build, a legacy upgrade, or an urgent fix, invite me to your job and let's get started.

Confused by so many profiles and unsure who to hire? Well, try me with a small task. If I don’t exceed your expectations in quality, communication, and delivery, you don’t have to continue. I’m new on Upwork, but I’m focused on building long-term trust through real results, not promises. What I specialize in 📌 Full-Stack Web Development (Modern & Scalable) - MEAN & MERN Stack - Next.js (App Router, SSR, Performance Optimization) - PostgreSQL, Prisma ORM - GraphQL & REST APIs 📌 Advanced Frontend & Visual Experiences - Three.js & React Three Fiber (R3F) - Interactive 3D experiences, product visuals, and animations - Charts, Maps, Dashboards & Data Visualizations 📌 AI & API Integrations - AI-powered features (chat, automation, recommendations) - Secure third-party API integrations - Streaming responses, real-time updates, and performance tuning 📌 UI → Code Excellence - Figma to HTML/CSS with pixel-perfect accuracy - Responsive, accessible, and performance-optimized layouts - PrimeNG, TailwindCSS, ShadCN - Complex animations with GSAP 📌 Cross-Platform Delivery - Convert your web application into a mobile app (Android or iOS) using Capacitor - Single codebase, native performance 👋 What you can expect Clean, maintainable, and scalable code Honest timelines and proactive communication A developer who thinks in business outcomes, not just features If you want a developer who takes ownership, understands modern tech, and is willing to prove value before commitment, let’s start with a small task and build from there. 💻 Previous Projects: - Bestie Bite (Angular + Capacitor) - Homeharbor.cloud (React Three Fiber) - Email Template Builder using drag & drop (ltla.thelinksystems.com) - Custom Search Engine (using Google Programmable Search Engine) - itsinternational.com - empleoemprende.es (using AstroJS for 100 page speed on google page speed) - deepbit-ai.vercel.app (NextJS full stack with Groq AI) and many more

I'm a full-stack developer with 6+ years of hands-on experience in C#, .NET Core, ASP.NET MVC, Web API, and modern JavaScript frameworks like Angular and Node.js. I specialize in building scalable web applications, integrating third-party APIs, and recently, incorporating AI features using tools like OpenAI, ChatGPT, Cursor.ai, Claude, and Azure AI Services for chatbots, NLP, and automation. ✅ What I Bring to the Table 🔧 Core Tech Expertise: - Backend: ASP.NET MVC, .NET Core, Web API, C#, Entity Framework - Frontend: Angular, React, JavaScript (ES6+), HTML5/CSS3 - Databases: SQL Server, PostgreSQL, MySQL, MongoDB, NoSQL - DevOps & Tools: Git, Bitbucket, JIRA, Confluence, Crucible, CI/CD pipelines - AI Integration: ChatGPT, NLP, automation bots, AI API integration - Tools: Git, Bitbucket, JIRA, Confluence 🔌 API Development & Integration: - RESTful API development and consumption - Integrated third-party APIs like QuickBooks (Online/Desktop), Google Maps, ESRI, ArcGIS - Expertise in OAuth2.0, JWT, and secure data transmission 🧪 Testing & Quality: - Unit and integration testing using Mocha, xUnit, NUnit - End-to-end testing strategies to ensure app reliability 📦 Other Skills: - Experience with e-commerce platforms and custom CRM solutions - Knowledge of cloud platforms: Azure, AWS (basic level) - Familiar with libraries/tools: iTextSharp, Telerik UI, LINQ, Dapper 🔍 Why Clients Work With Me: - Strong communication and sprint planning (Agile/Scrum methodologies) - Clean, maintainable, well-documented code - Quick to understand business needs and translate them into solutions - Focused on long-term value, not just one-time fixes ⚡ Ready to Discuss Your Next Project? Whether you’re looking to modernize your legacy .NET app, build a full-stack solution from scratch, or integrate AI features into your existing system, let’s connect!

Senior Front-End Developer | Experienced React.js, Next.js, Angular Developer | UI/UX Design Expert | Scalable Web Applications | JavaScript Developer | Responsive Web Development | Tailwind CSS | TypeScript | Cloud Integration | API Integration | Front-End Architecture | Front-End Solutions | Cross-Platform Development As a Senior Front-End Developer with over 6 years of experience, I specialize in building dynamic, scalable, and user-friendly web applications. My expertise lies in crafting intuitive user interfaces and seamless user experiences using modern technologies like React.js, Next.js, Angular, and TypeScript. I am passionate about delivering clean, maintainable code while ensuring high performance and cross-browser compatibility. I have worked extensively with front-end frameworks such as React.js, Vue.js, and Angular, enabling me to build highly interactive web applications from scratch. I have a strong focus on creating responsive layouts and implementing responsive design principles with CSS frameworks like Tailwind CSS, Material UI, and Bootstrap. I am responsible for designing and developing front-end solutions that are both visually appealing and optimized for performance. From building modern UI components to integrating APIs for dynamic content and developing interactive features, I focus on delivering front-end code that meets modern standards and provides an excellent user experience. *** Web Applications I Have Developed *** - Custom React Web Applications | Front-End Developer - Multi-User React Web Applications | Front-End Developer - Health Services Web Applications | React.js Developer - E-Commerce Web Applications | React.js Developer - Custom Front-End Solutions with React.js | Front-End Developer - MERN Stack Development with Firebase Backend | React.js Developer - React.js Development with TypeScript | Front-End Developer - Real-Time Web Applications | React.js Front-End Developer - On-Demand Web Applications | Front-End Developer - React.js Development for Education, Sports, and Fitness Web Applications - Full-Stack Solutions with React.js Front-End and Node.js Backend - Custom UI/UX Design Implementations with React.js - Mobile-Responsive Web Applications | Front-End Developer *** My Skill Summary *** - Frontend Web Development: HTML, CSS, Tailwind CSS, Material UI, Bootstrap, TypeScript, JavaScript, and frameworks such as React.js, Next.js, Vue.js, Angular.js, Nuxt.js, Redux, Alpine.js, and more. - UI/UX Design: Proficient in implementing user-centered designs, wireframes, prototypes, and high-fidelity mockups with tools like Figma, Adobe XD, and Sketch. - Responsive Web Design: Creating fully responsive layouts that work seamlessly across all devices using CSS, Flexbox, Grid, and responsive media queries. - React.js/Next.js Development: Expertise in building dynamic, interactive web applications with React.js and Next.js, including server-side rendering, static site generation, and API integration. - Cross-Platform Development: Using frameworks like React Native and Electron.js for mobile and desktop app development. - Cloud Integration: Experience integrating front-end applications with cloud platforms like AWS (Lambda, S3), Google Cloud, Firebase, and Azure for scalable solutions. - RESTful API & GraphQL Integration: Seamlessly integrating front-end applications with back-end APIs using REST and GraphQL for efficient data handling and management. - Performance Optimization: Proficient in optimizing front-end performance with code splitting, lazy loading, and efficient state management using Redux and React Context. - Version Control: Strong knowledge of Git for version control and collaborative development in teams. - Security: Understanding of front-end security practices, including safe handling of data, OAuth 2.0 authentication, and ensuring secure API communication. - Testing & Quality Assurance: Expertise in front-end testing frameworks such as Jest, Enzyme, and Cypress to ensure quality, bug-free code. - CI/CD Pipelines: Experience with automated build and deployment pipelines using tools like Jenkins, GitHub Actions, and CircleCI for continuous integration and deployment. *** Why Work With Me *** Proven Expertise: A successful track record of building scalable, high-performance front-end applications for diverse industries. Client-Centric Approach: Dedicated to clear communication and delivering high-quality, visually appealing, and intuitive web applications. Post-Delivery Support: Offering continued support for maintenance, updates, and smooth operation of your web applications. Flexible Availability: Adaptable to different time zones and ready to collaborate on both short-term and long-term projects. Let’s build something great together!

Full Stack Developer | AI Developer | Python | .NET | Java | React | Angular | Node.js | Next.js | TypeScript | API Integration | AI Automation | I am a Full Stack Developer with 7+ years of experience building scalable AI-powered applications, SaaS platforms, and enterprise systems. As a senior Full Stack Developer, I design and develop end-to-end solutions, from frontend and backend to AI integration, deployment, and system scalability. 💻 Full Stack Web & Application Development As a Full Stack Developer | AI Developer | MERN Stack expert, I build: ✔ MERN Stack (MongoDB, Express, React, Node.js) applications ✔ Scalable backend systems using Node.js, .NET, Java Spring Boot ✔ Modern frontends with React, Next.js, TypeScript ✔ REST APIs & GraphQL architectures ✔ SaaS and enterprise-grade applications 🤖 AI Developer | AI Automation As an AI Developer, I deliver: ✔ AI-powered chatbots & content generation systems ✔ AI automation workflows & business process automation ✔ OpenAI integrations & intelligent applications ✔ Workflow automation using Zapier & APIs ✔ AI-enabled SaaS applications ⚙️ API & System Integration As a Full Stack Developer | AI Developer | MERN Stack engineer, I specialize in: ✔ Third-party API integrations ✔ Payment gateway integrations ✔ Twilio API & WhatsApp automation ✔ Zapier automation & webhooks ✔ SAP Business One, Shopify, Magento integrations 💻 Backend & System Architecture ✔ Scalable backend systems (Node.js, .NET, Java, Python) ✔ Microservices & modular architecture ✔ Secure, high-performance APIs ✔ Database design (MongoDB, MySQL) ✔ Real-time data synchronization systems 🚀 Frontend Development ✔ React.js, Next.js, TypeScript ✔ Responsive UI/UX design ✔ High-performance web applications ✔ Seamless API integrations 📱 Web & Mobile Applications ✔ Web apps (React, Next.js) ✔ Mobile apps (React Native) ✔ AI-powered applications ✔ SaaS platforms ☁️ Deployment & Automation ✔ Cloud-ready applications ✔ CI/CD & deployment pipelines ✔ Automation using Zapier & APIs ✔ Scalable production environments 🔥 Relevant Projects ✔ AI Content Generation Chatbot (Web & Mobile App) ✔ SAP Business One + Shopify Integration (Real-time sync) ✔ WhatsApp & Twilio API Automation System ✔ Magento & ERP Backend Integrations What You Can Expect ⭐ Senior Full Stack Developer | AI Developer | MERN Stack expertise ⭐ Scalable, secure, and high-performance applications ⭐ Strong AI integration & automation capabilities ⭐ Clean, maintainable code ⭐ Clear communication & reliable delivery If you're looking for a Full Stack Developer | AI Developer | MERN Stack expert to build scalable applications, integrate AI, or automate systems. Let’s connect. 👉 Send me a message to discuss your project.

I am senior software engineer having more than 8 years of experience designing & developing products based on below technologies- Backend: ✔ Spring Boot / Java EE / kotlin / Java ✔ Microservices / Kafka / RabbitMQ ✔ REST API / SOAP ✔ Spring security / OAuth ✔ Twilio / social / azure ad ✔ JPA / Hibernate ✔ Tomcat / glassfish ✔ Junit / mockito ✔ Azure / AWS services Database: ✔ MySql / mongodb / LDAP / Postgresql Frontend: ✔ Ionic with angular ✔ Angular / React / TypeScript ✔ JSP / JSF / Thymleaf ✔ HTML5 / CSS BI tools: ✔ jaspersoft studio / jasper server / ireport Others: GIT / tortoise SVN / IntelliJ / netbeans / eclipse / vs code / JIRA / STS Feel free to contact!

Hey there! 👋 I'm a seasoned Front-End developer with 6+ years, specializing in Angular and Ionic with a proven track record in delivering top-notch web applications. With a passion for clean, efficient code and a knack for problem-solving, I'm dedicated to crafting high-quality solutions that exceed expectations. My expertise spans across: ✅Front-end: Leveraging Angular, Ionic to create intuitive and responsive user interfaces. ✅Design and Styling: Proficient in HTML, CSS, SCSS, LESS to ensure sleek and engaging designs. ✅Database Management: Experience working with Firebase, MongoDB, PostgreSQL and for efficient data handling. I thrive in collaborative environments and take pride in delivering projects that not only meet but exceed client requirements. Let's team up to transform your ideas into impactful, scalable applications. Looking forward to discussing how I can contribute to your project's success!