Java Tech Lead

Tech3pillars Technologies; Virginia (IL); On-site; USD 110,000 - 170,000; Full time

Job summary

Tech3pillars Technologies is seeking a seasoned full-stack engineer to design and implement scalable applications. You will develop frontend with ReactJS and backend with Java (Spring Boot / Spring Cloud), build REST APIs and microservices, and work across client engagements.

You'll apply TDD, maintain high code quality, tune performance, manage CI/CD pipelines on Azure, and collaborate with cross-functional teams.

Qualifications

• Experience building full-stack, enterprise-grade applications.
• Strong knowledge of ReactJS and Java/Spring ecosystems.
• Proficiency with REST APIs, microservices, and data persistence.

Responsibilities

• Develop full stack applications using ReactJS and Java (Spring Boot / Spring Cloud).
• Design and build REST APIs and microservices.
• Implement event-driven solutions with Kafka and JMS.
• Work with JPA/Hibernate for data persistence and optimize performance.
• Deploy and manage applications on Azure and maintain CI/CD pipelines.
• Apply TDD and uphold high code quality across projects.
• Collaborate with clients and cross-functional teams.

Skills

ReactJS

JavaScript (ES6+)

HTML/CSS

Java 8 & 21

Spring Boot

Spring Cloud

JPA/Hibernate

SQL

Kafka

JMS

Multi-threading

Azure deployments

CI/CD

JUnit/Mockito

TDD

Job description

Key Responsibilities

• Develop full stack applications using ReactJS and Java (Spring Boot / Spring Cloud)


• Design and build REST APIs and microservices


• Implement event-driven solutions using Kafka and JMS


• Work with JPA/Hibernate for data persistence


• Develop high-performance, multi-threaded applications


• Deploy and manage applications on Azure


• Apply TDD practices and maintain high code quality


• Build and support CI/CD pipelines


• Collaborate with multiple clients and cross-functional teams

Required Skills

• Frontend: ReactJS, JavaScript (ES6+), HTML/CSS


• Backend: Java 8 & 21, Spring Boot, Spring Cloud


• Data: JPA, Hibernate, SQL


• Messaging: Kafka, JMS


• Concurrency: Multi-threading, performance tuning


• Cloud/DevOps: Azure deployments, CI/CD (Azure DevOps/Jenkins)


• Testing: TDD, JUnit, Mockito