Full Stack Java Developer - Contract

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

What We’re Looking For

We’re seeking an experienced Senior Full Stack Java Developer with strong backend and UI development skills. You’ll be a key contributor to enterprise‑grade applications and expected to collaborate with offshore teams across time zones.

Must‑Have 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 (3+ years)
  • REST and SOAP web services
  • JDBC, SQL, stored procedures, and JPA
  • XML, XSD, XSLT
  • Unit testing with JUnit and mocking frameworks (Mockito, JMockit, etc.)
• Familiarity with Agile methodologies and CI/CD tools like Jenkins
• Source control experience with Git, TFS, or similar tools

Nice‑to‑Have Skills

• Experience with Backbone.js
• Exposure to Splunk for log analysis
• Familiarity with Redis, Memcached, or other caching frameworks
• Basic knowledge of web accessibility standards
• Hands‑on experience with SCSS (6+ months)
• Understanding of microservices architecture

Who We Are

SmarTek21, founded in 2006, is an innovative digital transformation leader dedicated to empowering organizations through design‑led, data‑centric solutions. We believe that exceptional user experiences and intelligent data‑driven insights are pivotal in shaping the future of business. At the heart of our approach is Design‑Led Engineering, where we combine strategic design principles with cutting‑edge technology to create tailored solutions that deliver significant business outcomes. Our commitment to accelerating digital transformation includes specialized expertise in Agile DevOps, Data Engineering and analytics, Testing Automation and support, and comprehensive Managed Application and Infrastructure Services. We’ve evolved from our consulting and development roots into a full‑spectrum service provider, integrating advanced technologies like Generative AI (GenAI) to facilitate our clients' seamless, transformative digital journeys. A passion unites our dynamic team of technology visionaries and business strategists for innovation and excellence. At SmarTek21, you'll join a collaborative environment dedicated to shaping the digital landscape and driving impactful results for organizations worldwide.

SmarTek21 is committed to fostering a diverse and inclusive environment. We encourage applications from individuals of all backgrounds and experiences.