Java Backend Developer C2C Dallas, TX; Onsite

Job Title:

Java Backend Developer

Location:

Dallas, TX (Onsite)

Duration: 12 Months

Need to Clear Berribot coding Test

• 12 years’ Experience on Java Development
• Java 17, J2EE, Junit, Object Oriented Design, Design Pattern
• Spring, Spring Cloud, Spring Boot, REST API, Microservices
• GIT, Maven, Jenkins, Kafka/RabbitMQ, Docker
• Database, ORM, Transaction Management, CosmosDB/PostgresQL/MongoDB

• Perform requirements gathering, analysis. Create architecture & design documents
• Represent design of the system in UML diagrams such as Sequence Diagrams and ER models.
• Create Data flow diagrams and represent data in JSON format and map to business cases.
• Develop applications using Java, Spring Boot, Spring Cloud, and Cloud Foundry, Kubernetes
• Develop microservices using REST, Spring, Spring Boot
• Write Maven build scripts for building Java based Spring Boot microservices
• Develop scripts to deploy the microservices in Cloud such as Cloud Foundry and Kubernetes.
• Use Swagger2
  
  API for publishing REST interfaces.
• Scale the applications using auto-scaling policies, design for fault tolerance, availability and low response times.
• Develop using Spring Cloud Eureka to have service registry and discovery.
• Improve performance using Redis cache, PostgreSQL, No
  
  SQL databases.
• Able to use Github Copilot to maximize the productivity and learning existing systems.
• Develop, deploy, and manage Kafka-based data pipelines and real-time streaming applications.
• Proficient in Kafka internals, producer/consumer APIs.
• Develop Data access layer using JPA, Hibernate and ORM tools over JDBC layer.
• Develop applications using cache such as Redis using Java Jedis client.
• Test REST resources using tools like Postman, Curl etc.
• Develop/enhance SOAP web services over XML and JSON written using J2EE technologies, Servlets, JSP, JavaScript, jQuery, AJAX, Angular, React, NodeJS.
• Experience using XML, XSD, XSLT, DOM, JMS, Spring Integration.
• Knowledge of application servers such as Tomcat, Glassfish and JBoss.
• Develop applications using Spring MVC, Spring Batch and Spring Integration.
• Do performance tuning of SQL queries, propose improvements to existing systems.
• Support applications using multi-threading concepts, TCP/IP, database, and REST based JSON APIs.
• Handle legacy systems which involves processing using multithreading, handle concurrency issues and network issues.
• Configure Database connections, write SQL and PLSQL scripts to interact with RDBMS databases.
• Using Java and Spring technologies to develop REST based API’s and clients invoking such REST services using JSON as payload.
• Knowledge of NGINX and other infrastructure tools.
• Create scripts using build and deployment tools:
  Maven, Git, Junit.
• Should be able to create code repositories in Git.
• Should perform GIT branching, merging and Push Requests in Git flow.
• Build Maven pom.xml build files to automate CI/CD in Jenkins.
• Should fix code issues shown by Sonar Qube and improve code quality.
• Linux/Unix and Shell scripting.
• Develop scripts written in Shell/Bash for various operational tasks.
• Should participate in Agile ceremonies and contribute to the overall success of the project.
• Should effectively contribute in Sprint Planning, Daily Scrum Sprint Review and Sprint Retrospectives.
• Should update user stories, tasks in JIRA, Confluence, IBM Rally tools.