We are looking for an experienced Senior Full Stack Developer for Zenith Filters Pvt Ltd. The office timing will be from 9:00 am to 6:30pm to design, develop, and maintain scalable web applications and enterprise software solutions. The ideal candidate should have strong expertise in front-end and back-end technologies, databases,, and Linux server administration. You will work closely with business stakeholders to build robust applications that improve operational efficiency and digital transformation. Key Responsibilities Design, develop, and maintain responsive web applications. Develop RESTful APIs and integrate third-party APIs. Build scalable front-end applications using React.js. Develop secure and high-performance back-end applications using Node.js, PHP, and Python. Design and optimize SQL databases (MySQL, PostgreSQL, or MS SQL Server). Troubleshoot, debug, and optimize existing applications. Deploy applications on Linux servers and manage server configurations. Implement authentication, authorization, and application security best practices. Write clean, maintainable, and reusable code. Conduct code reviews and mentor junior developers. Ensure application performance, scalability, and reliability. Maintain project documentation and technical specifications.