I am a full-stack software engineer with over a decade of experience building scalable systems and applications, working independently and with teams on everything from greenfield projects to large legacy codebases. I specialize in JavaScript (browser and Node.js/Deno) but also have professional expertise with Ruby, Python, PHP, and Java. AI & LLM Expertise: Beyond traditional development, I offer specialized services in AI integration. I have experience hosting and deploying custom fine-tuned LLM models for production environments. Additionally, I have worked as an AI trainer/tutor for xAI's Grok Build models. Whether you need a robust full-stack application or advanced AI implementation, I deliver clean, maintainable code and reliable results. Let’s discuss how I can help bring your project to life. I have experience with: - Frameworks: -- Backend: Next.js, Express.js, Sails.js, NestJS, Koa, LoopBack, Hapi, Ruby on Rails, Django -- Frontend: React.js, Vue.js, Angular, Web components (Polymer, Stencil), Tailwind, Bootstrap - Databases: -- Relational: MySQL, PostgreSQL -- NoSQL: MongoDB, CouchDB - Cloud-based platforms: Amazon Web Services, Firebase, Google Cloud Platform, TrueVault - Testing: Mocha, Jest, Wallaby, Casper - Version control: Git - CI: Travis, Codeship, CircleCI - Methodologies: Agile/Scrum - Mobile: Cordova/Phonegap/Ionic, React Native - CMS: Wordpress, Grav - AI/ML: Langchain, Haystack, TensorFlow, Flowise, HuggingFace

🚀 Experienced Full-Stack Developer & Technical Writer | Your Go-To Web Problem Solver Hi there! 👋 I’m a seasoned Full-Stack Developer and Technical Writer with a passion for crafting seamless web solutions. Whether you need a pixel-perfect UI/UX design brought to life from Adobe or Figma mockups, robust backend development, or seamless server configuration and deployment, I’ve got you covered. What I Bring to the Table ✅ End-to-End Web Development: From frontend design to backend functionality, I deliver high-quality, scalable solutions tailored to your needs. ✅ API Integration Mastery: Expertise in integrating APIs like OpenAI, Gemini, and payment gateways such as Stripe, PayPal, and Paystack. ✅ Dynamic Data Visualization: Create interactive dashboards with charts, calendars, and Kanban boards using data from Google Sheets, JSON, XML, or APIs. ✅ Automation & Workflow Optimization: Seamlessly integrate Twilio, Zapier/Make, and Google Apps Script to streamline your workflows and boost productivity. Leverage the power of custom automation scripts to connect your favourite tools, automate repetitive tasks, and create tailored solutions for your business needs. ✅ Custom Airtable Solutions: Build powerful Airtable scripts and extensions to enhance your data management. ✅ Real-Time Applications: Develop real-time, data-driven apps using WebSockets and WebRTC, including video call integrations with Zoom SDK and Daily.co. Tech Stack Expertise - Frontend: HTML5, CSS3, Tailwind, JavaScript (ES6+), TypeScript, React, Vue, Nuxt.js, Next.js - Backend: Node.js (Express, Nest, SailsJS, Hapi), Laravel PHP (Inertia, Blade, Livewire) - Databases: MongoDB, SQL, MSSQL, SQLite, PostgreSQL Why Choose Me? ✨ Proven Track Record: I’ve successfully delivered projects across diverse industries, ensuring client satisfaction every step of the way. ✨ Attention to Detail: Pixel-perfect designs and clean, maintainable code are my hallmarks. ✨ Clear Communication: As a technical writer, I ensure transparent and effective communication throughout the project lifecycle. Let’s collaborate to turn your vision into reality! Whether you’re building a new web application, optimizing an existing one, or automating workflows, I’m here to help you succeed. Thanks for stopping by! 😃 Let’s create something amazing together.

I am a skilled full-stack developer with experience in Web development👨‍💻 - Strong knowledge of HTML, CSS - Expert in JavaScript and Typescript - Proficient in using React.js for frontend development - Have experience in developing AI projects - Familiar with REST API architecture - Backend development using Node.js, Express.js, Nest.js, Next.js - Experience with databases: MongoDB, SQL I'm a reliable, responsible and hard-working developer interested in personal professional growth and broadening my technical expertise. I enjoy working in a team on large scale projects and solving a wide variety of tasks related to the development of web applications. I represent Dektry Agency ☄️ Why working with us? 📎 Individual Approach 📎 6+ years on the market 📎 High-quality and clean code 📎 Well-coordinated team of professionals 📎 Ongoing Support Looking for expert developers? Let's work together! 🚀 Highlighted skills: Web development, Mobile development, Application Development, JavaScript (JS), Front-end Development, Back-end Development, React (ReactJS, React.js), React Native (ReactNative), React-Bootstrap, Node.js (Node, NodeJS), Express (Express.js, ExpressJS), TypeScript (TypeScript), Electron, MongoDB, Mongoose, SASS, Git, CSS, Geth, JS Stellar SDK, TensorFlow (JS), Pytorch, Flask, Tornado, Tesseract, Styled-components.

I am Full Stack Developer with Bachelor Degree in Computer Science ✔️ 7+ YEAR EXPERIENCE ✔️ MORE THAN 30 PROJECTS DONE TILL NOW ✔️ ES6+ CODING STANDARDS ✔️ EASILY ADOPT NEW TECHNOLOGY ✔️ AVAILABLE FOR LONG-TERM PROJECT 🛠 𝑺𝒌𝒊𝒍𝒍𝒔 🔹 Java, Java Core, JavaFx, Spring Boot, Spring MVC, Hibernate 🔹 Apache, GWT, J2EE, Docker, JWT, JPA 🔹 Angular, AngularJS, React.js 🔹 Node.js, Express, Sails 🔹JavaScript, ES 6+, TypeScript, jQuery 🔹 Firebase (Database, FireStore), MongoDB, PostgreSQL, MSSQL, MySQL 🔹 HTML 5, CSS3, Sass/Less 🔹AWS( S3, EC2, Lambda, Cognito) 🔹 Agile, Scrum 🔹 Github, GitLab, Asana, Trello, JIRA 𝑾𝑯𝒀 𝑪𝑯𝑶𝑶𝑺𝑬 𝑴𝑬 𝑶𝑽𝑬𝑹 𝑶𝑻𝑯𝑬𝑹 𝑭𝑹𝑬𝑬𝑳𝑨𝑵𝑪𝑬𝑹𝑺? 🔸 Work Quality: I will provide high-quality results and hard work until you are satisfied. 🔸 Client Reviews 🏆: I focus on providing VALUE to all of my Clients and Earning their TRUST. The Client Reviews and Feedback on my Profile are immensely important to me and the value that I provide. 🔸 Over-Delivering: This is core to my work as a Freelancer. My focus is on GIVING more than what I expect to RECEIVE. I take pride in leaving all of my Clients saying "WOW" 🔸 Responsiveness: Being extremely responsive and keeping all lines of communication readily open with my Clients. Successful businesses require successful talent. No exceptions Regards, Jaydeep.

8+ years of experience. 100+ successfully delivered projects. Top-rated Plus Upwork pro. Do you need a reliable and highly experienced developer for your WordPress project? Do you need a problem solver who not only has a strong technical background, but also banks on your success? My clients praise my ability to communicate and successfully deliver projects on time. You'll gain a valuable partner and asset, not just another developer. We'll work great together because: • I get you through common project roadblocks that less experienced freelancers don't see. • I prioritize your needs. Delivering a product is only half the experience. The other half is keeping the project on track, keeping you updated, and communicating effectively when needed. • My success relies on your success. I am best known for: • SEO; Core Web Vitals and Page Speed Score improvements, Theme and/or Plugin optimization. • Troubleshooting and fixing critical WP errors and addressing site downtime. • WordPress theme and plugin development. • eCommerce/wooCommerce websites, subscription sites • Advanced web development work such as API integrations, React/Vue, etc. Itching to get a project started? The best way to reach me is through a direct message or consultation. I look forward to chatting with you!

🏅 Top Rated Plus - Native Android Expert, focusing on performance and code readability. 👋 Your time can't be reimbursed, so let's save your precious time, and see about me. I am an Ex-Samsung Engineer. I have: • Published Android library (via JitPack). • Contributed to Open Source projects. • Collaborated with clients from across different countries, including Singapore (7+ years), Korea (2 years), Sweden (1.5 years), and others. • Launched several Android applications on the Google Play Store. • Created hard-to-kill app that is compliance with Google Play Store. • Finished my bachelor's degree. During that time, I had a privilege to be an assistant with subjects: Automation and Introduction to Compilation + Data Structure assistant at my university. • Done some backend work (adding features, bug fixing, writing Unit Tests and Integration Tests) using NodeJS, with a TDD (Test Driven Development) approach. I have written approximately 400 test cases (and growing!). Having experience in both client and server development allows me to understand and spot bugs faster, either from the client's or the server's side. As a developer, I love competition. I was: • 🥉 3rd Winner Lumia Apps Olympiad (Lintas.ME category) • 🏆 Chosen as one of the 12 best Hackonten Applications. • 🏅 Lumia Apps Challenge Champion at the University of Indonesia. • 🥉 3rd Computer Olympiad Champion (Tulungagung, Indonesia). Languages are just tools, and here are my favorites: • Kotlin • Java • C# • Dart • Javascript • ActionScript And here are the key technologies that I have worked with (including but not limited to): • Android Framework (ViewModel, LiveData, Room, Threads, GPS, Bluetooth, Codec, Location, AudioTrack) • Firebase • Websocket • MVVM • Jetpack Compose • Dependency Injection (Hilt) • Flutter, with Bloc as state management • Xamarin • NodeJS (with Sails framework, that based on Express) • Redis • AWS (EC2, RDS, S3, Route53) • Minio • Unit Testing (Android Unit Test) • Integration Testing (Mocha) • Katalon • WPF (Windows Presentation Foundation) • Windows Phone • Azure Pipelines • Github Actions All of my projects that I've posted below are fully done by ME, so you can rest assured knowing that your work will NOT be outsourced to someone else. I always strive to provide the highest quality of work and will NEVER complete a project until the client is 100% satisfied. Thank you, and have a great day! 🌟

🚀 Full-Stack Developer | React.js | Next.js | Node.js | React Native | Vue.js | Nuxt.js | Google Cloud Certified (ACE) I'm a Full-Stack Developer with 4.5+ years of experience building scalable web and mobile applications for startups and enterprise clients. I specialize in developing high-performance, user-friendly applications using React.js, Next.js, Node.js, React Native, TypeScript, Vue.js, Nuxt.js, and modern web technologies. 💻 What I can help you with: • Modern Web Applications (React.js, Next.js, Vue.js, Nuxt.js) • REST API Development (Node.js, Express.js) • Mobile App Development (React Native) • Firebase Integration & Backend Services • PostgreSQL, MongoDB & Database Design • Google Cloud Platform (GCP) Deployment & Infrastructure • Performance Optimization & Scalable Architecture • Responsive UI Development & Component Libraries As a Google Certified Associate Cloud Engineer (ACE), I also have hands-on experience with cloud-native solutions, CI/CD workflows, Cloud Run, Cloud Storage, IAM, and application deployment on Google Cloud Platform. Over the past 4.5+ years, I have worked on enterprise applications, internal business platforms, component libraries, cloud-integrated solutions, and mobile applications, focusing on clean architecture, maintainability, and performance. I prioritize clear communication, quality code, and delivering reliable solutions that help businesses scale and achieve their goals. Let's discuss how I can help bring your project to life.

I help businesses design and build high-performance web and mobile applications that are scalable, reliable, and aligned with real business goals. Over the past 12+ years, I’ve worked on 700+ applications from scratch, including complex systems like CRMs, ERPs, booking platforms, and finance tools. 👉 On Upwork, I maintain a 100% Job Success Score, with an average project value of $12,000+ over the last 3 years — reflecting long-term client trust and high-quality delivery. 💡 What I Do Best • Build custom web applications tailored to business workflows • Develop cross-platform mobile apps (iOS & Android) • Design systems that scale to thousands or millions of users • Integrate with third-party platforms like QuickBooks, Xero, Odoo, Rent Manager, Facebook • Improve existing systems for performance, scalability, and maintainability 🛠 Tech Stack Backend & Frameworks: Laravel, Node.js (Express.js, Sails.js) Frontend: React.js, Next.js, HTML5, CSS3, JavaScript, jQuery Mobile: React Native, Flutter, Unity Databases: MySQL, PostgreSQL, SQL Server, MongoDB Cloud & Infrastructure: AWS (Lambda, EC2, S3, CDN), Microsoft Azure BI & Reporting: Power BI, Tableau, Jasper 🚀 How I Work I don’t just write code — I focus on building systems that actually solve business problems. 1. Requirement clarity → Understand your business logic deeply 2. UX-first approach → Ensure smooth and intuitive workflows 3. Scalable architecture → Future-ready database & backend design 4. Clean development → Maintainable, well-structured code 5. Reliable delivery → On-time, with proper communication 🎯 Why Clients Work With Me • Strong focus on long-term solutions, not quick fixes • Experience handling large and complex applications • Clear communication and structured execution • Proven track record with high-value projects 🎥 Client Feedback (Video Testimonials) • youtu.be/43qfa_sCpps • youtu.be/5skFY542LgM • youtu.be/b-CEM8B5ARQ • youtu.be/9b7ccIeQAVE • youtu.be/EN04ksOIjlI

🎯MERN and MEAN Stack Expert Dear clients, I am Nirmal. Job perfection and client satisfaction are my aims. With 8+ years of experience in website and web-mobile application development, I have an excellent understanding of how technology can be used to align the requirements of both businesses and customers. Here's a breakdown of my expertise: 💻 Frontend Frameworks & Libraries: ✅ WordPress | React.js | Angular.js | Next.js | Gatsby.js | Shopify ✅ Tailwind CSS | Headless UI | Radix UI ✅ Material UI / MUI | Bootstrap ✅ Ant Design | Chakra UI ✅ API Integration 🔧 Backend Development: ✅ Node.js | Express.js | Nest.js | Strapi ✅ RESTful API Development ✅ MySQL | MongoDB | PostgreSQL | Supabase | FirebaseDB ✅ TypeORM | Mongoose | Sequelize | GraphQL | Entity Framework ✅ AWS | Azure | Docker | Heroku | Google App Engine ✅ Vercel | Netlify | cPanel | DigitalOcean 📱 Cross Platform Mobile App Frameworks & Libraries: ✅ React Native | Ionic | Cordova | PhoneGap | Electron.js 📊 Project Management: ✅ Proficient in Agile Methodologies (Scrum / Kanban) 🌐 Languages: ✅ PHP | JavaScript | TypeScript | C/C++ 🔗 Version Control | Collaboration | Issue Tracking: ✅ Git | Jira | Slack | Trello | Teamwork ✅ GitHub | GitLab | BitBucket 🛠️ Tools: ✅ Visual Studio | Visual Studio Code ✅ Sublime | WebStorm ✅ Figma | Zeplin ✅ Sketch | Adobe Xd 🏢 Solutions: ✅ ERP Systems | CMS ✅ Management Systems ✅ E-Learning | Custom Websites ✅ E-commerce Systems ✅ Entertainment Profile ✅ Online Show Bookings ✅ Manpower Management ✅ Legal & Compliance ✅ Old-age Care ✅ Real Estate ✅ Auction ✅ Fitness, Gym & Healthy Diet ✅ 3rd Party Service Providers I enjoy working on websites and web-mobile applications and have been doing so every day for the last 8+ years, working quickly and efficiently with attention to detail. I am always online, comfortable using different communication channels, and ensure to keep you updated on all phases of development. You can reach out for help or questions anytime. 📝 Noteworthy Detail: I offer free detailed consultations to discuss your project and ensure we work on the right job. I am excited to assist you in choosing the right solution for your business and am available anytime you prefer. Feel free to connect or invite me to get more clear insights. With best regards, Nirmal

Are you looking for one stop solution for your full stack development ? whether its a Backend development, Web Application development or Data visualization. I'm a Full Stack Developer (MEAN/MERN STACK) with 6+ years of experience in FRONTEND, BACKEND DEPLOYMENT. A highly motivated and passionate IT enthusiast building top-notch solutions across the years. I have the ability to visualize the complex structure of the requirements and draw the path to the solution efficiently. Over the years, solving difficult problems and reaching to the root cause of the problem faster has been the most exciting part for me. My Expertise includes: Backend Development: - Node Js - Sails JS - Express JS - IoT Integration Database: - MongoDB - MySQL - SQL - Redis Frontend Framework: - Angular - React Data Visualization: - D3.js - AmCharts.js - Chart.js Project Deployment: - AWS EC2 - AWS Light Sail - Google Cloud - Digital Ocean Complete MEAN|MERN Project hosting along with Database, NGINX, Domain Setup, SSL Setup. Google Map API: - Geo Location API, Static Maps API, Distance Matrix, Place API, ... Geo Fencing: - CRUD of Geo Fence, Geo Zones with React Js and Sails Js - Validating Geo Fence and Zones, Restrict User for going certain Geo Zone with Backend and MongoDB - Worked A lot with Geo Graphical Area and Location with MongoDB and Node Integrated Payment Gateways: - Stripe (Backend + Android + iOS), Stripe Apple Pay, Stripe Google Pay - Stripe Connect - Paytm (India) - Allo (Brazil) - Paggcerto (Brazil) - Inicis (South Korea) - Proxy Pay (Angola) - Hyperpay (MENA region) - NoQoodyPay (Middle East) Third-Party Integration: SMS Gateway: - AWS SNS - Twilio - OOREDOO Email Services: - Mailgun - SMTP Push Notifications: - One Signal - Firebase Social Media Login: - G+ - Facebook - Apple - Twitter - Instagram - LinkedIn Repository systems: - GitHub | GitLab - Bitbucket IOT Integration over below protocols: - TCP - MQTT - HTTP - OCPP - OCPI I really thank you for your precious time and for reviewing my profile. I can assure you commitment fulfilled and support 24/7, I shall deliver you a bug-free and high-quality solution, which end users would like to use and experience.