**Nithin Chappala**
Full-stack Developer
chapalanithinkumar@gmail.com | (682) 521-9918 | USA | [LinkedIn](https://www.linkedin.com/in/nithin-chappala/)

### **SUMMARY**
- 3 years of Java full-stack development experience across SDLC (Development, Implementation, Testing).
- Proficient in Agile and Waterfall methodologies.
- Expertise in Spring frameworks (MVC, Boot, Microservices, Security) and J2EE (Servlets, JSP, JDBC).
- Skilled in building Single Page Applications (SPA) using Node.js and React.js.
- Strong front-end development with HTML, CSS, JavaScript, Bootstrap, jQuery, AJAX, JSON, and XML.
- Database management with MySQL, PostgreSQL, and NoSQL.
- Experienced in Git, AWS, Docker, Kubernetes, and CI/CD tools (Jenkins, Maven).

### **SKILLS**
**Methodologies:** SDLC, Agile, Waterfall
**Languages:** Core Java, Java 8, OOP
**Frameworks/Libraries:** Spring MVC, Hibernate, Spring Boot, Microservices, Node.js, React.js
**J2EE Technologies:** Servlets, JSP, JavaBeans, JDBC
**Web Technologies:** HTML, CSS, JavaScript, Bootstrap, jQuery, AJAX, JSON, XML
**Databases:** MySQL, PostgreSQL, Oracle, NoSQL
**Tools:** Git, Docker, Kubernetes, AWS, Jenkins, Postman, Jira

### **EXPERIENCE**
**PNC Financials, USA** | *Java Full Stack Developer* | Apr 2023 – Present
- Developed end-to-end applications using Java 8 (Lambdas, Streams) and Spring Boot with Spring Security.
- Built serverless microservices using AWS Lambda, S3, and CloudWatch.
- Designed responsive UIs with React.js, HTML, CSS, and Bootstrap.
- Optimized MySQL queries, reducing execution time by 25%.
- Migrated legacy systems to microservices, improving scalability.
- Automated unit tests (JUnit) with 85% coverage, reducing defects by 30%.

**DataOne, India** | *Java Full Stack Developer* | Oct 2019 – Nov 2021
- Developed RESTful APIs with Node.js and integrated JSON data exchange.
- Enhanced front-end performance using React.js, reducing page load time by 20%.
- Optimized SQL queries, improving database performance by 40%.
- Automated API testing with Postman, cutting testing time by 30%.
- Implemented Mockito for unit testing, increasing coverage by 30%.

### **EDUCATION**
**Masters in Computer Science** | University of Texas at Arlington, USA
**Bachelor in Computer Science** | MLR Institute of Technology, India

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