Zaigham Ali A.

With over 11 years of extensive experience in software engineering, I am a fully established 🌐Senior Full-Stack Web Application Developer. While I possess a strong foundational background in legacy enterprise systems, my core focus and expertise lie in building highly scalable, modern web applications using 💻Node.js, 💻Express, 💻React, 💻Vite, 🎨Tailwind CSS, ⌨️TypeScript, and 🗄️MongoDB. I excel at translating complex business processes—spanning 📝Accounts Payable, 📝Accounts Receivable, 📝General Ledger, and 📝Inventory—into dynamic, user-friendly, and high-performance web platforms. Skills and Expertise Full-Stack Web Development 🌐 Expert in developing responsive, high-performance web applications using modern JavaScript/TypeScript ecosystems. Proficient in crafting intuitive user interfaces with React, Vite, and Tailwind CSS, backed by robust server-side architectures. Backend Architecture & APIs ⚙️ Specialized in designing secure, scalable RESTful APIs and microservices using Node.js, Express, and Python FastAPI. Experienced in handling complex workflows, automated messaging integrations, and third-party API connectivity. Database Design & NoSQL Modeling 🗄️ Highly skilled in modern database management, focusing on NoSQL schemas with MongoDB (local and Atlas) for high-volume data processing, alongside strong relational database expertise in SQL Server and PostgreSQL. Web-Based ERP & Enterprise Portals 🏢 Proven track record in building custom web-based ERP systems, digital payment portals, and specialized management software. Adept at handling multi-tenant architectures, complex user roles, and real-time financial tracking within a web environment. Application Security & Authentication 🔒 Experienced in implementing modern security protocols, including JWT, two-factor authentication (TOTP/Google Authenticator), and secure data encryption for web applications. Legacy System Modernization (Oracle & C# .NET) 🔄 Deep understanding of enterprise logic with years of experience in Oracle environments (EBS, Fusion, Forms/Reports) and C# .NET. Capable of seamlessly migrating or integrating legacy ERP workflows into modern Node.js/React web stacks. Core Competencies 💻 Programming Languages: JavaScript, TypeScript, Python, C#, PL-SQL 🔨 Frameworks & Libraries: Node.js, Express.js, React, Vite, Tailwind CSS, Python FastAPI, ASP.NET MVC 📊 Database Management: MongoDB, MS SQL Server, PostgreSQL, Oracle 📈 Project Management: Agile, Scrum, Full-Cycle Web Deployment (IIS Express, Cloud) 🔄 CI/CD & DevOps: Git, Docker, GitHub/GitLab CI/CD, Postman ☁️ Cloud Platforms: Google Cloud Platform (GCP), AWS, Azure Professional Experience Senior Full-Stack Web Application Developer Architect, build, and deploy comprehensive web applications, custom ERP modules, and management systems using the MERN stack (MongoDB, Express, React, Node.js). Develop lightning-fast, responsive front-end interfaces utilizing React, Vite, and Tailwind CSS. Design and maintain scalable backend services and APIs using Node.js, Express, and Python FastAPI to support complex business logic and high concurrent user loads. Manage end-to-end deployment pipelines and database hosting environments. Enterprise Software & Database Engineer Transitioned deep enterprise experience into web development, leveraging a strong background in C# .NET, Entity Framework, and MS SQL Server to build dynamic web solutions. Customized and extended Odoo ERP solutions, developing Python-based modules for Sales, Inventory, and Accounting. Managed, optimized, and modernized legacy Oracle databases and business applications (EBS, Forms 11g/12c, APEX), ensuring data integrity before and during web migrations. Key Skills 📚 Business Acumen: Deep understanding of commercial business processes (HRM, Procurement, Sales, Pharmacy/Clinic ops) and the ability to translate them into sophisticated web applications. 🧩 Problem-Solving: Strong analytical skills to architect seamless data flow between front-end interfaces and complex NoSQL/SQL databases. 🗣️ Communication: Excellent verbal and written communication skills for effective collaboration with clients and stakeholders. 👥 Leadership: Experience leading development lifecycles, estimating technical requirements, and mentoring development teams. Tools and Technologies 🔧 Web Tooling: Vite, Webpack, Postman, Swagger (OpenAPI) 🔧 Version Control: Git (GitHub, GitLab, Bitbucket) 🐳 Containerization: Docker, Kubernetes ✅ Testing: Jest, Selenium, PyTest 🖥️ IDEs: VS Code, Visual Studio, PyCharm Let’s Collaborate I am passionate about leveraging my deep understanding of enterprise business logic and my advanced expertise in modern web technologies (Node.js, React, MongoDB) to build powerful, scalable, and innovative web applications. If you're looking for a dedicated Senior Web Developer to build or modernize your business platforms, let's connect!