Senior Full-Stack Java & React Developer

Smartek21, LLC; Issaquah (WA); On-site; USD 120,000 - 160,000; Full time

Job summary

SmarTek21 is seeking a Senior Full Stack Java Developer to design and build enterprise‑grade applications. You’ll work on backend services and UI layers, collaborating with offshore teams across time zones to deliver robust, scalable solutions.

Ideal candidates have 5+ years of Java development, 3+ years with React, and strong experience with Spring Boot, Hibernate, and security frameworks. Familiarity with Agile and CI/CD tooling is a plus.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or related field.
• 5+ years of hands-on Java development experience.
• 3+ years with ReactJS or a similar UI framework.
• 3+ years using Spring Boot and Hibernate.
• 5+ years building enterprise apps using Servlet, JSP, MVC, and Security frameworks.
• Strong skills in JavaScript, jQuery, REST and SOAP web services, JDBC/SQL/JPA, XML/XSD/XSLT, and unit testing with JUnit and mocking frameworks.

Education

Bachelor's degree in Computer Science, Software Engineering, or related field

Tools

Java

ReactJS

Spring Boot

Hibernate

Servlet/JSP/MVC/Security

JavaScript

jQuery

REST

SOAP Web Services

JDBC/SQL/JPA

XML/XSD/XSLT

JUnit/Mockito/JMockit

CI/CD Jenkins

Git/TFS

Job description

SmarTek21 is seeking a Senior Full Stack Java Developer to design and build enterprise‑grade applications. You’ll work on backend services and UI layers, collaborating with offshore teams across time zones to deliver robust, scalable solutions.

Ideal candidates have 5+ years of Java development, 3+ years with React, and strong experience with Spring Boot, Hibernate, and security frameworks. Familiarity with Agile and CI/CD tooling is a plus.