Vamsi Krishna
Raleigh,NC
Summary
Highly skilled Full Stack Java Developer with 7 years of experience in the SDLC, specializing in designing, developing, and deploying robust enterprise applications. Proficient in Java/J2EE, Spring Boot, Microservices, and cloud platforms (AWS, Azure, GCP). Expertise in modern front-end (React, Angular), CI/CD, and database management (SQL, NoSQL). Proven ability to deliver scalable, high-performance solutions in Agile/Scrum environments.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Sr. Java Full Stack Developer
Principal Financial Group
07.2023 - Current
- Engineered and optimized microservices with Spring Boot (Java 11/17), Kafka, and Cassandra, leveraging Dynatrace, Kibana, and Splunk for performance monitoring.
- Developed online applications using Core Java, Multithreading, JDBC, JSP, Servlets, and Web Services, applying design patterns for scalability.
- Built and integrated Angular (v14) web applications with Spring Boot and Spring MVC, utilizing NgRx for state management.
- Automated application lifecycle management with OpenShift Operators; designed and deployed infrastructure as code using Terraform.
- Implemented robust GraphQL error handling and developed unit/integration tests (JUnit, Mockito).
- Secured APIs with Spring Boot Security, OAuth2, and JWT.
- Leveraged Amazon ECS, Spinnaker, and Kubernetes for high-availability container orchestration and deployments.
- Architected REST and GraphQL APIs; enhanced legacy applications with Spring WebFlux for reactive programming and developed gRPC microservices.
- Managed Oracle WebLogic Server applications; configured Spark for in-memory computing with Hadoop/Hive.
- Validated and automated API testing with Postman, TestNG, and REST Assured.
- Deployed Spring Boot applications on AWS, managing SNS topics and S3 policies; integrated Java with AWS services (CI/CD) for disaster recovery.
- Managed project tasks (JIRA, TestRail); automated CI/CD pipelines with Jenkins and GitLab.
Full Stack Java Developer
Wevio Global
06.2019 - 05.2022
- Managed full SDLC for enterprise applications using Agile/Scrum; developed robust Java classes (multithreading, exception handling, collections).
- Implemented solutions using Spring Framework (MVC, IOC, Batch, Security), Hibernate, Camunda BPMN, and RESTful web services.
- Built UIs with HTML5, CSS3, and Angular; migrated React Native to Flutter; contributed to Angular development leveraging Spring for data binding/REST API calls.
- Utilized Pivotal Cloud Foundry (PCF) for efficient, scalable application deployment; developed reusable React components.
- Streamlined software delivery via Jenkins-driven CI/CD; orchestrated seamless on-premises VM migration to Azure (Site Recovery).
- Enhanced application security with Spring Security; utilized Git for version control and JIRA for issue tracking.
- Experienced with Google Cloud Platform (GCP) services (Dataproc, GCS, Cloud Functions, BigQuery, GKE); integrated Spring WebFlux into legacy apps.
- Streamlined CI/CD with Spinnaker for Kubernetes container deployments/rollbacks; designed and developed gRPC microservices with Spring Boot.
- Executed complex data migration between GCP and Azure using Azure Data Factory.
- Secured GCP GKE clusters with Cloud Firewall rules; deployed Spring Boot microservices on GKE with Kubernetes orchestration.
- Implemented Istio service mesh on GCP GKE for traffic management.
- Leveraged J2EE design patterns with Hibernate ORM; built front-end functionalities using Moment.js and Redux.
- Implemented asynchronous communication with RabbitMQ; integrated SOAP web services with PostgreSQL.
- Automated server provisioning via Azure Resource Manager (ARM) templates; utilized Spring Cloud Azure for Azure service integration.
- Created and unit-tested Camunda Modeller workflows, communicating via REST and Java APIs.
Java/J2EE Developer
Mindtree
05.2017 - 05.2019
- Applied core Java concepts (Multithreading, Concurrency, Exception Handling, Collections); leveraged advanced features (Lambda, Parallel Streams).
- Developed intuitive UIs using HTML, CSS, JavaScript, jQuery, Bootstrap, and Angular (v17); designed secure, responsive SPAs with TypeScript, RxJS, lazy loading, and AOT compilation.
- Built robust applications with Spring Boot, Spring MVC, IOC, Batch, Annotations, AOP, Transactions, and JDBC; implemented state management with Redux and React.js.
- Utilized Agile (Scrum) methodology.
- Architected microservices with Spring Boot, REST, Apache Kafka (managing clusters via Zookeeper), Golang, Scala/Spark, and gRPC.
- Experienced with AWS services (EC2, VPC, IAM, SQS, SNS) for cloud deployments; orchestrated AWS EC2 deployments and managed Java/.NET migrations.
- Spearheaded CI/CD pipelines using Jenkins and UNIX shell scripting; automated tasks with Jenkins and Docker.
- Conducted PoC initiatives with Node.js and MongoDB; leveraged MongoDB for scalable data storage.
- Designed integration routes using Apache Camel; integrated secure payment processing (Stripe, PayPal).
- Maintained Actimize applications; created custom plugins (Java, JavaScript, Python).
- Developed GraphQL APIs with Apollo Client; utilized Camunda for automating order processing with Spring Boot microservices.
- Implemented authentication with Spring Security and OAuth.
- Monitored application health with Log4J; managed WebSphere deployments via Maven.
- Conducted rigorous unit testing with JUnit, Jasmine, and Karma.
Education
Masters - Information Technology & Management / IT
Webster University
03.2024
Bachelors - undefined
Jawaharlal Nehru Technological University
01.2017
Skills
- Languages: Java (Core, J2EE, 11/17), C, C
- Frameworks: Spring (Boot, MVC, IOC, AOP, Security, Cloud, Data, WebFlux), Hibernate, JPA, Struts, Quarkus, JWT, Redux, NgRx, jQuery, Nodejs, Expressjs
- Web Tech: HTML5, CSS3, JavaScript, TypeScript, XML, JSON, AJAX, RESTful, SOAP, GraphQL
- Cloud: AWS (EC2, S3, IAM, VPC, DynamoDB, RDS, Lambda, Kinesis, EMR, CloudFormation), Azure (VMs, Networks, AD, Data Factory, Site Recovery), GCP (Dataproc, GCS, Cloud Functions, BigQuery, GKE)
- Databases: Oracle, MySQL, MS SQL Server, IBM Db2, MongoDB, Cassandra, DynamoDB, PostgreSQL, Apache Solr
- DevOps/CI/CD: Jenkins, Docker, Kubernetes, OpenShift, Spinnaker, Terraform, GitHub, GitLab, Bitbucket, Maven, ANT, Gradle, Nexus, AWS CodePipeline, Splunk, Dynatrace, Kibana, Logstash
- Messaging: Apache Kafka, RabbitMQ, ActiveMQ, IBM MQ, Amazon Kinesis
- Testing: JUnit, Mockito, Jasmine, Karma, Selenium, TestNG, SoapUI, JMeter
- Methodologies: Agile (Scrum, XP), Waterfall, TDD
- Tools: IntelliJ IDEA, Eclipse, STS, RAD, Postman, Swagger, JIRA, TestRail, Confluence, UNIX Shell Scripting, Apache Camel, Istio, AEM, PCF
Certification
- Programming using Java
- Essentials of Cloud Computing
Timeline
Sr. Java Full Stack Developer
Principal Financial Group
07.2023 - Current
Full Stack Java Developer
Wevio Global
06.2019 - 05.2022
Java/J2EE Developer
Mindtree
05.2017 - 05.2019
Bachelors - undefined
Jawaharlal Nehru Technological University
Masters - Information Technology & Management / IT
Webster University
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