Hi, I’m Ramya K, a full-stack developer with 4+ years of experience building and maintaining scalable web applications using Node.js, Express.js, PostgreSQL, MongoDB, and React.js. I design RESTful APIs, optimize backend performance, and implement secure authentication with JWT. I thrive in Agile teams, enjoy API testing with Postman, and am comfortable with Git/GitHub for version control and collaboration. I have a proven track record of improving system performance, reducing integration issues, and delivering reliable, production-ready features. I’m passionate about solving problems, learning new technologies, and contributing technical depth to modern web platforms. I’m excited to bring my problem-solving skills and hands-on development experience to contribute to impactful projects.

Hi, I’m Ramya K, a full-stack developer with 4+ years of experience building and maintaining scalable web applications using Node.js, Express.js, PostgreSQL, MongoDB, and React.js. I design RESTful APIs, optimize backend performance, and implement secure authentication with JWT. I thrive in Agile teams, enjoy API testing with Postman, and am comfortable with Git/GitHub for version control and collaboration. I have a proven track record of improving system performance, reducing integration issues, and delivering reliable, production-ready features. I’m passionate about solving problems, learning new technologies, and contributing technical depth to modern web platforms. I’m excited to bring my problem-solving skills and hands-on development experience to contribute to impactful projects.

Available to hire

Hi, I’m Ramya K, a full-stack developer with 4+ years of experience building and maintaining scalable web applications using Node.js, Express.js, PostgreSQL, MongoDB, and React.js. I design RESTful APIs, optimize backend performance, and implement secure authentication with JWT. I thrive in Agile teams, enjoy API testing with Postman, and am comfortable with Git/GitHub for version control and collaboration. I have a proven track record of improving system performance, reducing integration issues, and delivering reliable, production-ready features.

I’m passionate about solving problems, learning new technologies, and contributing technical depth to modern web platforms. I’m excited to bring my problem-solving skills and hands-on development experience to contribute to impactful projects.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Fluent
French
Intermediate
Tamil
Fluent

Work Experience

Software Tester / Web Developer (Project-Based) at Remote / Freelance
May 1, 2025 - September 23, 2025
Designed and executed 80+ UI and API test cases using Selenium WebDriver (Java), Postman, and TestNG across three projects (Pet Shop Web Application, ABS Billing System, and a Responsive Landing Page). Reported and resolved 25+ bugs, contributing to a 95% bug-free launch. Validated MongoDB data and end-to-end flows; conducted cross-browser/UI testing and accessibility checks. Logged defects in JIRA and collaborated with developers and analysts within Agile sprints, helping reduce critical post-release bugs by 30%. Worked with React/Angular/Node.js tech stacks and utilized Git for version control.
Backend / Full-Stack Developer at Calcronio (Remote)
July 1, 2025 - July 1, 2025
Developed and maintained 15+ RESTful APIs using Node.js and Express, enabling secure data flow across client applications. Integrated PostgreSQL and MongoDB with optimized indexing and schema design, improving query performance and data reliability. Implemented JWT-based authentication, validation middleware, and error-handling layers. Collaborated with frontend teams to integrate APIs into React interfaces, reducing integration bugs. Built and managed Postman test suites and participated in Agile sprints with GitHub and Jenkins.
Front-End Developer at Digital Makers Solutions (Remote)
March 1, 2023 - March 1, 2023
Delivered 5+ production-level React.js modules, improving UI responsiveness and data rendering speed. Integrated and tested REST APIs, optimized state management, and contributed to QA collaboration to reduce data handling errors. Participated in Agile ceremonies and implemented reusable components to speed up page development.
Software Support Engineer at C&R Tractors, Arni, India
December 1, 2021 - December 1, 2021
Provided CRM application maintenance and user support for 50+ daily users. Resolved 10–15 technical issues per week, improving CRM uptime and user satisfaction. Assisted with data management and reporting, increasing data accuracy by 20%. Monitored system performance and documented recurring issues for long-term improvements.

Education

Master of Computer Applications at KIIT University
August 1, 2023 - August 1, 2025
Bachelor of Computer Applications at AVVM Sripushpam College
April 1, 2011 - March 1, 2014

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Media & Entertainment, Professional Services