**MAHESH SAI KOSARAJU**
JAVA FULL STACK DEVELOPER
757-774-8833 | maheshsai.kosaraju9@gmail.com
LinkedIn: www.linkedin.com/in/mahesh-sai-kosaraju-978460231

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### **PROFESSIONAL SUMMARY**
- 10+ years of expertise in Java across the full project lifecycle, including analysis, design, development, testing, and maintenance using Object-Oriented, Client-Server, and Java/J2EE technologies.
- Proficient in Java/J2EE, JavaScript, Struts, Spring, Angular, Node.js, Web Services, Hibernate, and microservices architecture.
- Strong experience with Spring Boot, Spring Security, MVC, AOP, and RESTful APIs.
- Skilled in AWS (EC2, S3, Lambda), CI/CD pipelines, Docker, Kubernetes, and cloud technologies.
- Expertise in Agile, TDD, and DevOps methodologies.

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### **TECHNICAL SKILLS**
**Programming Languages:** Java, SQL, PL/SQL, Python, Scala
**Frameworks:** Spring, Hibernate, Angular, React, Node.js, Spring Boot
**Web Technologies:** HTML5, CSS3, JavaScript, jQuery, Bootstrap, AJAX, JSON
**Databases:** Oracle, MySQL, MongoDB, Cassandra, PostgreSQL
**Cloud & DevOps:** AWS, Azure, Docker, Kubernetes, Jenkins, Terraform
**Tools:** Git, JIRA, Maven, Gradle, IntelliJ, Eclipse

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### **WORK EXPERIENCE**

#### **Client: Cigna HealthCare, Austin, TX** *(Feb 2022 – Present)*
**Role:** Java Full Stack Developer
- Developed UI using Angular 11, TypeScript, and Bootstrap.
- Built microservices with Spring Boot and integrated Kafka for messaging.
- Implemented CI/CD pipelines using Jenkins and Docker.
- Utilized AWS (EC2, S3, Lambda) for cloud deployment.
- Enhanced performance with Java 17 features like Lambda expressions.

**Environment:** Java 17, Angular 11, Spring Boot, AWS, Docker, Kubernetes, Jenkins, Oracle, GitLab.

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#### **Client: Disney XD, Burbank, CA** *(May 2020 – Jan 2022)*
**Role:** Java Full Stack Developer
- Designed UI with ReactJS, Bootstrap, and jQuery.
- Developed RESTful APIs using Spring Boot and secured with OAuth 2.0.
- Managed AWS infrastructure (EC2, S3, ELB) and deployed using Terraform.
- Implemented Splunk for centralized logging and monitoring.

**Environment:** Java 11, ReactJS, Spring Boot, AWS, Terraform, Splunk, Docker.

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#### **Client: Ryder System Inc., Miami, FL** *(Jun 2019 – May 2020)*
**Role:** Java Full Stack Developer
- Built RESTful services using Spring Boot and Elastic Path Commerce.
- Optimized database operations with Spring JDBC and Oracle.
- Automated testing with JUnit and Mockito.

**Environment:** Java 8, Spring Boot, AWS, Oracle, Kafka, GitLab.

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#### **Client: VIR Biotechnology, San Francisco, CA** *(Jan 2017 – May 2019)*
**Role:** Java Full Stack Developer
- Developed Angular 2-based SPAs and integrated with Salesforce.
- Designed MuleSoft APIs for seamless data exchange.
- Implemented JPA with Spring-Hibernate for persistence.

**Environment:** Angular 2, Spring Boot, MuleSoft, Salesforce, MySQL.

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#### **Client: Infoblox, Santa Clara, CA** *(Feb 2014 – Dec 2016)*
**Role:** Java Developer
- Built web applications using JSP, Servlets, and Struts.
- Developed SOAP Web Services and AWS-based solutions.

**Environment:** Java, Struts, AWS, Oracle, SOAP, REST.

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### **EDUCATION**
**Master’s Degree** – Northern Arizona University (Dec 2013)

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