Puchcha Raju

•Full-Stack Developer with 1.5 years of experience specializing in backend development using NodeJs, ExpressJs, MongoDB, MySQL,MSSQL ,Sequelize ORM,Sequelize Migration. •Expertise in designing and building RESTful APIs and performing CRUD operations (Create, Read, Update, Delete) to manage data flow between the frontend and backend. •Strong proficiency in JWT (JSON Web Tokens) for user authentication and authorization, and bcrypt for password hashing to ensure data security. •Skilled in implementing file uploads using Multer, Buffer methods and file data, and managing file storage. •Implemented live tracking functionality using Socket.io to deliver real-time location updates, ensuring seamless communication between clients and servers for tracking vehicles, deliveries, or user movements with optimized performance and low latency. •Developed applications using Node.js to dynamically generate PDF documents (reports, invoices, certificates) and manipulate JPG images (resize, crop, convert) using libraries like pdf-lib, pdfkit, and sharp. •Proficient in building scalable applications using ExpressJs, NodeJs and various backend tools such as Cluster for handling application load and Cors for managing cross-origin requests. •Good experience in working with databases including MongoDB and MySQL,MSSQL, optimizing queries and implementing efficient data retrieval methods. •Skilled in testing APIs and backend services using tools like Postman for unit testing, ensuring the robustness of the backend services. •Familiar with task automation using Nodemailer for email services and Twilio for SMS integration. •Basic knowledge of frontend technologies including HTML, CSS, JavaScript, React.js and Bootstrap. •Experienced in using IDEs like Visual Studio Code and Notepad++ for development.