Krishna Chaitanya
Monmouth Junction,NJ
Summary
Results-driven Full Stack Developer with 7+ years of experience in SDLC methodologies and core Java, specializing in building modern, scalable web applications with a strong emphasis on front-end development. Extensive experience in React for developing dynamic, high-performance user interfaces, along with solid expertise in Angular for enterprise-grade applications.
Proficient in JavaScript (ES6+), TypeScript, HTML5, and CSS3, with deep understanding of component-based architecture, state management (Redux/Context API), responsive design, and cross-browser compatibility. Skilled in translating UI/UX designs into clean, efficient, and reusable code.
On the back end, experienced in Spring Boot, Spring MVC, and Hibernate ORM, with a strong track record of designing RESTful APIs and microservices. Hands-on experience with AWS and Azure cloud platforms, as well as containerization and orchestration tools like Docker and Kubernetes.
Well-versed in database management, security best practices, and DevOps processes, ensuring high performance, scalability, and reliability across the full application stack.
Overview
9
9
years of professional experience
Work History
Senior Full Stack Developer
JPMorgan Chase
Wilmington, Delaware
09.2024 - Current
- Designed full-stack microservices platform handling customer acknowledgment capture, processing, auditing, and lifecycle management across 3+ business channels.
- Built 15+ REST APIs with Spring Boot, Kafka event consumers, and PostgresQL database Layer supporting 10k+ daily transactions with
- Developed two production React 18 + TypeScript frontends: real-time event processor dashboard and advanced auditor with searchable data tables, correlation ID lookup, and reconciliation monitoring.
- Implemented component hierarchies using octagon framework and MDS Design System; configured Webpack with HMR, React Router navigation, and Sass/SCSS styling.
- Built API integration Layer (Fetch with CORS) and React hooks-based state management for real-time data updates; established comprehensive Jest and Cypress testing with Cypress-Cucumber BDD, Axe Core accessibility testing, and 85%+ code coverage across backend and VI.
- Implemented Kafka event architecture with correlation-ID tracking, idempotency semantics, and scheduled job automation;
reduced event processing failures by 40% through error handling and retry logic. - Managed PostgreSQL Aurora database design using Liquibase migrations; optimized queries through indexing and connection pooling for 10k+ daily acknowledgment transactions while implementing data retention and archival policies.
- Containerized services via Docker + Jib and orchestrated deployments using Spinnaker,
Terraform Iac, and Enterprise as Code manifests across dev/test/prod AWS environments - Partnered with QA teams on test strategy (unit, integration, E2E, UI, accessibility; coordinated with DBAs on schema reviews and performance tuning; • 85%+ code coverage • 35% defect reduction • 60% reduction in manual overhead • 40% failure rate reduction
Full Stack Developer
CrossFirst Bank(Remote)
Leawood, KS
04.2023 - 10.2024
- Developed scalable microservices architecture using Spring Boot, Spring Cloud, and GraphQL, ensuring high performance and reliability, resulting in a 30% increase in application efficiency.
- Implemented RESTful APIs and GraphQL endpoints for efficient data retrieval and manipulation, integrating with MySQL and MongoDB databases, improving data access speed by 35%.
- Enhanced front-end interfaces with HTML5, CSS3, JavaScript, React, Redux, and AJAX for responsive user experiences.
- Utilized AWS services, including EC2, S3, Lambda, and API Gateway for cloud-based application deployment and management, reducing deployment time by 50%.
- Designed and optimized databases on AWS RDS, ensuring data integrity and high availability, utilizing SQL queries and Hibernate ORM.
- Orchestrated containerized applications with Kubernetes and Docker, ensuring seamless deployment and scalability.
- Integrated Express.js for server-side JavaScript development, enhancing backend functionalities and API development, improving API response time by 25%.
- Managed CI/CD pipelines with Jenkins and Gradle, automating build, test, and deployment processes for continuous integration, reducing release cycle time by 40%.
- Implemented security measures using Spring Security, ensuring secure application authentication and authorization, enhancing security compliance by 35%.
- Implemented event-driven architecture with Kafka for real-time data processing and communication, increasing data processing efficiency by 40%.
- Algorithm Optimization: Improved the performance of applications by implementing efficient algorithms for sorting, searching, and data manipulation.
- Collaborated with teams using Agile methodologies (Scrum), ensuring timely delivery and iterative improvements, resulting in a 20% increase in project delivery speed.
- Conducted unit and integration testing using JUnit, ensuring code quality and reliability reducing post-deployment defects by 50%.
Full Stack Developer
Citi
Remote
02.2020 - 03.2023
- Developed scalable microservices using Java, Spring Boot, and microservices architecture principles, improving system scalability by 30%.
- Designed and maintained RESTful APIs using Spring Boot and Spring Data JPA, increasing data access speed by 35%.
- Implemented Inversion of Control (IoC) and Dependency Injection (DI) with the Spring Framework, enhancing modularity and reducing integration issues by 25%.
- Built dynamic, responsive front-end applications using React (Hooks, Context API, Redux) and HTML5, CSS3, and Bootstrap, delivering intuitive user experiences and increasing user satisfaction by 25%.
- Developed reusable UI components and optimized front-end performance through lazy loading, code splitting, and efficient state management.
- Integrated front-end applications with backend microservices using REST APIs, ensuring seamless data flow and real-time responsiveness.
- Implemented asynchronous communication and real-time updates using AJAX, WebSockets, and modern React/Angular data-fetching techniques.
- Integrated Azure cloud services including Azure App Service, Azure Functions, and Azure Logic Apps, reducing deployment time by 40%.
- Built and maintained CI/CD pipelines using Azure DevOps, automating deployments and reducing errors by 40%.
- Practiced Test-Driven Development (TDD) using JUnit and integration testing frameworks, reducing post-deployment defects by 40%.
- Configured and monitored applications using the ELK stack (Elasticsearch, Logstash, Kibana) to ensure performance and reliability.
- Managed SQL Server and Cosmos DB databases, ensuring efficient data storage and retrieval for enterprise applications.
- Conducted algorithm complexity analysis to identify and resolve performance bottlenecks, improving application responsiveness.
- Automated build and dependency management using Maven.
- Applied Agile methodologies (Kanban) for iterative development and efficient delivery.
- Collaborated with cross-functional teams using Git for version control and streamlined development workflows.
- Deployed and managed enterprise applications on WebSphere Application Server.
- Created UML diagrams to represent system architecture and design workflows for clear stakeholder communication.
- Designed and documented APIs using Swagger, improving API usability and accelerating developer onboarding by 25%.
Java Software Engineer
AmeriHealth
Cranbury, NJ
08.2019 - 11.2020
- Developed enterprise-level applications using Java and the Spring Framework (IoC, DI).
- Implemented Spring MVC for building robust and scalable web applications.
- Utilized Hibernate ORM for efficient PostgreSQL database interaction and data management.
- Designed and deployed server-side components using Servlets and JavaServer Pages (JSP).
- Developed SOAP web services with clear WSDL definitions for seamless integration.
- Leveraged AWS services for scalable cloud solutions, including EC2, S3, Lambda, and RDS.
- Utilized Lambda expressions to write concise and efficient code.
- Monitored application performance with Datadog and optimized system resources.
Java Developer
Slingshot
Louisville, KY
05.2017 - 07.2019
- Streamlined build processes with Maven and automated CI/CD pipelines with Jenkins to enhance deployment speed.
- Implemented secure authentication and authorization mechanisms with OAuth to protect user data.
- Conducted unit testing with Mockito to ensure code reliability and quality.
- Collaborated in Confluence and BitBucket for documentation and version control, improving team coordination.
- Environment: Java, Spring (IoC, DI), Spring MVC, Hibernate, PostgreSQL, Servlets, JSP, SOAP, WSDL, AWS, JavaScript, RabbitMQ, Maven, Apache Tomcat, Jenkins, OpenShift, Mockito, OAuth.
Education
Master of Computer Science -
University of the Cumberland
USASkills
- Java Spring and Hibernate
- JPA and SQL
- Servlets and JSP
- JavaScript and AJAX
- Reactjs and TypeScript
- Nodejs and Expressjs
- APIs and GraphQL
- MySQL and SQL Server
- AWS and Azure
- Docker and Jenkins
- Maven and Spring Security
- OAuth and JWT
- Kafka and Git
- Agile methodologies
Timeline
Senior Full Stack Developer
JPMorgan Chase
09.2024 - Current
Full Stack Developer
CrossFirst Bank(Remote)
04.2023 - 10.2024
Full Stack Developer
Citi
02.2020 - 03.2023
Java Software Engineer
AmeriHealth
08.2019 - 11.2020
Java Developer
Slingshot
05.2017 - 07.2019
Master of Computer Science -
University of the Cumberland