Harsh Pakki

About Harsh Pakki

Java Full Stack Developer with extensive experience in designing and developing web…

Experience

1. Java Full Stack Developer

   Caterpillar Inc.

   Jul 2024 — Present

   Developed service-based architecture leveraging open-source technologies, including Hibernate ORM with JPA Annotations and the Spring MVC Framework.• Built client-side pages using HTML, CSS, JSP, AngularJS, JavaScript, and jQuery for a responsive and dynamic UI.• Implemented Angular 2 and AJAX technologies for front-end input validations and seamless integration with RESTful web services.• Integrated Spring Dependency Injection (DI) across various application layers for loosely coupled design.• Migrated the persistence layer from simple DAO to Spring/Hibernate for robust database operations.• Designed and developed RESTful APIs using Spring REST API, ensuring scalability and modularity.• Refactored parts of the monolithic application into a Microservices architecture using Spring Boot and deployed them on AWS.• Integrated Splunk with AWS for centralized log management, ensuring visibility and real-time monitoring of system performance across multiple environments.• Created and customized Splunk Dashboards for visualizing application logs, system health, and error metrics, enabling faster troubleshooting and optimization.• Set up Splunk alerts to proactively monitor system anomalies, automate notifications, and facilitate quick issue resolution.• Worked on Angular 2 framework for building web applications and efficiently integrated with RESTful services.• Migrated Java applications into the cloud using AWS EC2, S3, and object storage containers for improved scalability and reliability.