Sai Krishna
Software Engineer @Citi Bank
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WORK HISTORY
Software Engineer @Citi Bank
Developed and implemented Java-based software applications using Spring frameworks, leveraging Java 11 features to enhance functionality, leading to a 20% improvement in application performance.· Applied Agile-Scrum methodologies across the full Software Development Life Cycle (SDLC), from requirements gathering to deployment and support.· Developed and deployed RESTful microservices using Java, Spring Boot, Spring Cloud, and Spring MVC for scalable backend services.· Migrated and optimized monolithic Java applications to microservices architecture, achieving a 40% reduction in response time.· Built reusable UI components in ReactJS, improving frontend development speed by 25% and enhancing code maintainability.· Migrated AWS Lambda functions (Python) to EC2-hosted Java applications, improving performance and operational visibility.· Designed and managed AWS infrastructure (EC2, S3, VPC, ELB, CloudFront, Elastic Beanstalk), and automated deployments using Terraform and CloudFormation.· Implemented Spring Security and OAuth 2.0 for securing REST APIs and enabling integration with third-party systems.· Worked with SQL and NoSQL databases, including AWS RDS (Aurora, MySQL), DynamoDB, MongoDB, and Snowflake for data ingestion and persistence.· Deployed containerized applications using Docker and Kubernetes on Linux environments, increasing system resilience by 70% during peak loads.· Automated CI/CD pipelines using Jenkins for Java and Node.js applications to ensure continuous integration and delivery.· Conducted backend testing with JUnit, Mockito, and EasyMock, ensuring code quality and service reliability.· Developed REST APIs using Node.js and JSON, employing standard HTTP methods for CRUD operations.
EDUCATION
KL University
Btech
ABOUT SAI KRISHNA
Graduating with a Masters degree in information technology and project management…
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