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REQT: Senior Full Stack Java Developer @ Denver, CO – Hybrid – Only Locals.

KSN Technologies, Inc.
Denver, CO Contractor
POSTED ON 5/7/2026
AVAILABLE BEFORE 6/6/2026

Senior Full Stack Java Developer

Denver, CO – Hybrid – Only Locals

One Year Contract

 

We are seeking candidates who do not require visa sponsorship, are eligible to work on a W2

 

Interview Process: 1-hour Virtual Interview via MS Teams (video required). Candidates should join from a laptop and be prepared to share their screen if requested. A screenshot photo of candidate will be required for any interviews as well as a vendor present at beginning of virtual interview to validate candidate. Planning to schedule interviews the week of 4/27

Required onsite days- Mondays and Tuesdays

Remote eligible days- Wednesdays, Thursdays, and Fridays

 

Candidates must be local to the Denver, Colorado area (within 90 miles) at time of submission. This requirement is non-negotiable

 

 

Top Skills & Years of Experience: 

  • Possess a minimum of 5 years of recent experience working with: Angular, JavaScript, SSRS, SQL Server, and working in an environment utilizing hybrid agile/waterfall project management methodologies.
  • Possess a minimum of 5 years of recent experience working with: Java, Spring.
  • Possesses a minimum of 3 years of recent experience writing, compiling, modifying, and debugging complex SQL Server database configuration items, including, but not limited to, Stored Procedures, Functions, Triggers, Views, Tables, and linked servers.
  • Possess a minimum of 3 years of recent experience working with Azure DevOps (ADO) for backlog management, sprint planning, task tracking, and progress reporting, supporting Agile methodologies.
  • Ability to provide quality customer service, build trust through integrity of work, and build strategic relationships through teamwork are required.

 

 

Position Summary:

  • Write well-designed, testable code using spring MVC, Hibernate framework for entity object mapping, jQuery/HTML5, JavaScript, HTML, XML, Angular.
  • Develop business application components using Object Oriented java/JEE technologies, design principles.
  • Design and develop RESTful Web Services using Spring Web MVC framework.
  • Design, Develop and maintain applications using Apache Struts framework.
  • Ability to implement design patterns like Intercepting Filter, Front Controller, Session Façade, DAO, Singleton, and Service Locator
  • Proficient in building and maintaining unit test framework with Junit and Spring Boot.
  • Execute full software development life cycle (SDLC) including experience in gathering requirements and writing functional/technical specifications for complex projects.
  • Develop database objects including stored procedures, functions,
  • Troubleshoot issues using SQL, PL/SQL scripts.
  • Experience tuning SQL queries and scripts
  • Hands-on experience Integrating software components into a fully functional software system.
  • Extensive knowledge on source control tools such as GIT
  • Experience on Build Frameworks like Maven, maintain source code using source control, and baseline software versions and building war files for deployments
  • Experience developing with application servers Apache Tomcat, JBOSS, Web Sphere, and OpenShift Container.
  • Develop software design documents and work with stakeholders for review and approval.
  • Experience developing, prototypes, mockup for users review and approval.
  • Experience creating flowcharts, screen layouts and documentation to ensure logical flow of the system requirements.
  • Experience with React.js and modern JavaScript (ES6 ).
  • Understanding of Redux, React Router, and component lifecycle.
  • Experience working on large agile projects.
  • Experience with Java 17 , SOAP Web-Services and Java Messaging Service (JMS) API.
  • Experience with Spring Boot Projects, Spring Data, Spring Batch, Spring Security frameworks.

Skills Descriptions:

  • 5 years developing complex computer systems using Java.
  • 5 years developing complex computer systems using java IDEs such as Eclipse and STS.
  • 5 years programming using Java JEE Struts Framework.
  • 5 years programming in SQL and/or PL/SQL.
  • 5 years programming using Java JEE Spring/SpringBoot Framework 3.0.
  • 5 years of development using Hibernate/JPA framework.
  • 3 years in projects development using Angular/React JS, JavaScript framework.
  • 3 years programming in the JBOSS Enterprise SOA environment including JBOSS Workflow.
  • 3 years using CMM/CMMI Level 3 methods and practices.
  • 2 years implemented agile development processes including test driven development.
  • 2 years of experience with React.js and modern JavaScript (ES6 ).
  • Understanding of Redux, React Router, and component lifecycle.
  • Exposure to DevOps practices and cloud platforms (AWS, Azure).
  • Hands-on experience using AI to accelerate daily coding tasks, including code generation, refactoring and documentation.

 

 

Hourly Wage Estimation for REQT: Senior Full Stack Java Developer @ Denver, CO – Hybrid – Only Locals. in Denver, CO
$42.00 to $54.00
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