**Ithihaasa Jalagam**
Email: jithihaasa@gmail.com
Phone: +1 (513) 693-5866

### PROFESSIONAL SUMMARY
- Oracle Certified Java SE 8 Programmer with 8+ years of IT experience in Java development, including analysis, OO design, development, and maintenance using Agile/Scrum and Waterfall methodologies.
- Strong front-end skills: HTML5, CSS3, Bootstrap, JavaScript, jQuery, React.JS, AJAX, JSON, JSF, JSP.
- Experience with Angular 6/8 modules, services, templates, and dependency injection for Single Page Applications.
- Proficient in core Java concepts: Multithreading, Data Structures, Collections, Generics, Exception Handling.
- Expertise in Java 8 features: Lambda Expressions, Streams API, Date Time API, Optional.
- Hands-on experience with design patterns: Factory, Singleton, Session Facade, Prototype, Adapter.
- Worked with Apigee Edge for API management and RESTful/SOAP web services.
- Extensive experience with Spring Framework (MVC, Boot, AOP, JPA) and Hibernate ORM.
- Strong database skills: Oracle, MySQL, DB2, PostgreSQL, MongoDB, Cassandra.
- AWS Certified with experience in EC2, S3, Lambda, RDS, CloudWatch, and CI/CD pipelines.
- Proficient in testing tools: JUnit, Mockito, Selenium, Cucumber, Jenkins.

### TECHNICAL SKILLS
- **Programming Languages:** Java, C, C++, SQL, PL/SQL
- **J2EE Technologies:** Servlets, JSP, JSTL, EJB, JMS, JDBC
- **Web Technologies:** HTML5, CSS3, JavaScript, jQuery, Angular, React, Node.js, Bootstrap
- **Frameworks:** Spring MVC, Spring Boot, Hibernate, Struts, JSF
- **Databases:** Oracle, MySQL, DB2, MongoDB, PostgreSQL
- **Cloud & DevOps:** AWS (EC2, S3, Lambda, RDS), Docker, Kubernetes, Jenkins, Maven, Git
- **Testing Tools:** JUnit, Mockito, Selenium, Cucumber, Postman, SoapUI

### PROFESSIONAL EXPERIENCE

#### **Amazon Web Services, Seattle, WA**
**Software Development Engineer** | June 2022 – Present
- Developed RESTful APIs using Spring Boot and Microservices architecture.
- Optimized AWS Lambda functions for performance and cost-efficiency.
- Implemented S3 buckets for data storage and configured IAM for authentication.
- Used CloudFormation for automated AWS resource management.
- Monitored resources with CloudWatch and deployed applications on ECS.

#### **eBay, USA**
**Full Stack Developer** | March 2021 – May 2022
- Designed UI with HTML5, CSS3, and JavaScript for dynamic updates.
- Developed Single Page Applications using Angular and React.
- Migrated monolithic architecture to microservices on AWS.
- Utilized Terraform for infrastructure automation and Kubernetes for container orchestration.

#### **Fidelity Investments, Raleigh, NC**
**Sr. Full Stack Developer** | Jan 2020 – Mar 2021
- Built Angular 6 applications with reusable components and services.
- Developed Spring Boot Microservices and integrated Kafka for messaging.
- Worked with MongoDB for NoSQL data storage and Swagger for API documentation.

#### **Wells Fargo, USA**
**Full Stack Developer** | Dec 2017 – Dec 2019
- Developed Angular 8 applications with Bootstrap for responsive design.
- Used Spring Boot JPA for database interactions and Hibernate for ORM.
- Implemented CI/CD pipelines with Jenkins and Maven.

#### **Sysco, India**
**Full Stack Developer** | Apr 2016 – Nov 2017
- Built React.js components for reusable UI elements.
- Developed Spring applications with Dependency Injection and RESTful APIs.
- Configured Jenkins for CI/CD and used Git for version control.

### EDUCATION
- **Master’s in Computer Science (Data Science)** – University of Cincinnati
- **Bachelor’s in Computer Science & Engineering** – Mahatma Gandhi Institute of Technology

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