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# Full Stack Developer

- **Company:** Tech3pillars Technologies
- **Location:** Chicago, IL, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** HTML, Java (Programming Language), JavaScript (Programming Language), Application Performance Management, Unit Testing, Microsoft Azure, Cascading Style Sheets (CSS), Cloud Computing, Continuous Integration, Persistent Data Structure, Hibernate (Java), Java Message Service (JMS), Java Persistence API, Junit, SQL Azure, Performance Tuning, Mockito, Software Deployment, SQL Databases, Multithreading, Enterprise Software Applications, Test-Driven Development (TDD), Spring Cloud, ReactJS, Concurrency, Spring-boot, Backend, Event Driven Architecture, Apache Kafka, Front End Software Development, Restful APIs, Jenkins, Microservices
- **Published:** August 22, 2026
- **Apply:** https://www.careerjet.com/jobad/usac4c029b533becea8ce60b5801c14f10

## About the Role

We are looking for an experienced Full Stack Senior Developer with strong hands-on expertise in ReactJS, Java, Spring Boot, Spring Cloud, Kafka, Azure, and Microservices to build scalable, high-performance enterprise applications. Must-Have Skills
ReactJS / JavaScript ES6+
Java 8 & Java 21
Spring Boot / Spring Cloud
REST APIs & Microservices
Kafka / JMS
JPA / Hibernate
SQL
Azure Cloud
CI/CD Azure DevOps / Jenkins
TDD / JUnit / Mockito
Multi-Threading & Performance Tuning Experience Required
8+ years of experience in full-stack application development.
Strong frontend development experience with ReactJS, JavaScript, HTML, and CSS.
Strong backend development experience using Java 8/21, Spring Boot, and Spring Cloud.
Hands-on experience designing and developing RESTful APIs and microservices.
Experience implementing event-driven architectures using Kafka and JMS.
Strong knowledge of JPA, Hibernate, SQL, and data persistence.
Experience developing high-performance and multi-threaded applications.
Hands-on experience deploying applications on Microsoft Azure.
Strong experience with CI/CD pipelines using Azure DevOps or Jenkins.
Strong understanding of Test-Driven Development (TDD) with JUnit and Mockito.
Excellent problem-solving and communication skills with experience working across multiple teams and clients. Key Responsibilities
Design, develop, test, and maintain enterprise-grade full-stack applications.
Build scalable ReactJS + Java/Spring Boot solutions.
Design and implement REST APIs and microservices.
Develop event-driven solutions using Kafka and JMS.
Optimize application performance, concurrency, and multi-threading.
Implement and maintain automated unit testing using TDD, JUnit, and Mockito.
Deploy and support applications in Azure cloud environments.
Build and maintain CI/CD pipelines., Java Full Stack Developer 10+Years Chicago, IL Contract Job Summary Java Full Stack Developer with 12+ years of experience in designing and developing enterprise-sc…



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