As a Senior Node.js Developer with 4 years of experience, I have a strong background in developing and implementing complex web applications using Node.js and related technologies. I am proficient in using both front-end and back-end web development tools and have a solid understanding of software development methodologies and practices.

Over the years, I have developed expertise in creating scalable and robust applications using Node.js and related frameworks such as Express.js and Socket.io. I am also well-versed in database technologies such as MongoDB, MySQL, and have extensive experience in integrating them into web applications.