Charan Raj Penchala
Louisville
Summary
Accomplished Senior Software Engineer with 7+ years in designing and modernizing scalable enterprise applications using Java, Spring Boot, and Angular. Expertise in building microservices and migrating legacy systems to cloud-native solutions on OpenShift and GCP. Skilled in system design, performance optimization, and secure application development, with experience mentoring junior engineers and collaborating in Agile teams.
Overview
7
7
years of professional experience
Work History
Software Development Engineer II
UPS Air Group
Louisville
11.2018 - Current
- Led the modernization of legacy VB6 applications into scalable Spring Boot + Angular microservices, improving maintainability and system performance.
- Designed and developed end-to-end full stack solutions, including REST APIs, service layers, and responsive single-page applications.
- Architected and implemented secure authentication and authorization using Azure MSAL / Entra ID with role-based access control.
- Built and optimized high-performance backend systems, leveraging Java 8–21 features (Streams, concurrency, functional programming).
- Developed asynchronous, event-driven systems using ActiveMQ for reliable inter-service communication.
- Designed efficient data access layers and optimized complex SQL queries, improving application performance.
- Led cloud-native deployments using OpenShift, Docker, and Kubernetes; contributed to CI/CD pipelines using Jenkins and Maven.
- Collaborated with stakeholders to define system architecture and technical design, ensuring alignment with project goals and acceptance criteria.
- Provided on-call production support, troubleshooting critical issues and ensuring high availability and system reliability.
- Mentored junior developers through code reviews, pair programming, and technical guidance, improving team productivity and code quality.
- Led onboarding sessions and established engineering best practices and coding standards, facilitating smoother integration of new team members.
- Promoted clean code principles, design patterns, and maintainable architecture across the team.
- Acted as a technical point of contact for resolving complex issues and guiding implementation strategies.
- Developed dynamic, responsive UIs using Angular, TypeScript, HTML5, and CSS3.
- Built reusable components and implemented modular architecture with lazy loading and routing.
- Built RESTful and SOAP services using Spring Boot and Spring MVC.
- Implemented centralized exception handling and robust service-layer architecture.
- Designed and implemented cloud-native solutions using GCP services (Cloud Run, AlloyDB, IAM, IAP) for secure and scalable deployments.
- Utilized AWS CloudWatch for monitoring, logging, and improving observability across distributed systems.
- Deployed and managed containerized applications in OpenShift/Kubernetes environments, including troubleshooting runtime issues.
- Performed query tuning, indexing strategies, and execution plan analysis to optimize database performance.
- Created and maintained comprehensive technical documentation, including architecture diagrams, design decisions, and operational runbooks using OneNote and repository-based documentation.
- Documented key technical decisions and system behavior, creating troubleshooting guides that enhanced knowledge sharing and increased team efficiency.
- Environment: Java 8–21, Spring Boot, Angular, Oracle, SQL Server, OpenShift, Docker, Kubernetes, AWS, Azure AD (MSAL), ActiveMQ, Jenkins, Maven, Git, Terraform
Education
Master of Science - Computer Science
Southern Illinois University
CarbondaleBachelor of Technology - Electronics and Communications Engineering
JNTU
IndiaSkills
- Java (8–21)
- Spring Boot
- Spring MVC
- Hibernate
- JPA
- Microservices Architecture
- RESTful APIs
- Angular (6–19)
- Angular framework
- TypeScript
- JavaScript
- Nodejs
- HTML5
- CSS3
- Bootstrap
- SOAP
- GCP services
- AWS services
- Docker
- Kubernetes
- Jenkins
- Maven
- Terraform
- Oracle
- SQL Server
- MySQL
- PostgreSQL
- Git
- IntelliJ IDEA
- VS Code
- TFS
- JIRA
- API Testing Tools
- Insomnia
- ActiveMQ (JMS)
- Event-driven design
Timeline
Software Development Engineer II
UPS Air Group
11.2018 - Current
Master of Science - Computer Science
Southern Illinois University
Bachelor of Technology - Electronics and Communications Engineering
JNTU