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Sr. Java Developer

  • Location: Denver
  • $ Salary: US$65 - US$70.00 per hour per hour
  • Job Type:Contract

Posted 10 months ago

  • Sector: Technology
  • Contact: Haley Butler
  • Expiry Date: 11 June 2023
  • Job Ref: JN -052023-479223

Senior Java Developer - Full Stack

We are looking for a highly skilled and experienced Senior Java Developer with a strong background in modern Java technologies, J2EE, Spring, Spring Boot, Oracle, as well as expertise in developing APIs/RESTful services and front-end development using Angular. As a Senior Java Developer, you will be responsible for designing, developing, and maintaining full-stack applications using Java technologies for both front-end and back-end development. You will work closely with cross-functional teams, including other developers, testers, business analysts, and project managers, to deliver high-quality software solutions that meet customer requirements.


  • Design, develop, and maintain full-stack applications using Java technologies, including J2EE, Spring, Spring Boot, and Oracle.
  • Develop APIs/RESTful services to enable integration between different systems and components.
  • Collaborate with cross-functional teams to analyze user requirements and translate them into technical specifications.
  • Implement front-end features using Angular and modern web technologies, such as HTML5, CSS3, and JavaScript, to create responsive and user-friendly interfaces.
  • Implement back-end features, including data models, business logic, and database interactions, using Java technologies and best practices.
  • Debug and resolve software defects and production issues in a timely manner.
  • Perform code reviews and provide constructive feedback to junior team members.
  • Participate in software development life cycle activities, including requirements gathering, design, coding, testing, and deployment.
  • Provide technical guidance and mentorship to junior developers, as needed.
  • Continuously improve software development processes and practices to ensure efficient and effective delivery of high-quality software.


  • Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
  • Minimum of 5 years of professional experience in Java software development, with full-stack expertise.
  • Strong proficiency in Java technologies, including J2EE, Spring, and Spring Boot.
  • Experience with front-end technologies, such as Angular, HTML5, CSS3, and JavaScript.
  • Solid understanding of relational databases, particularly Oracle.
  • Experience in developing APIs/RESTful services using Java technologies.
  • Strong analytical and problem-solving skills, with the ability to troubleshoot and resolve complex technical issues.
  • Excellent communication and collaboration skills, with the ability to work effectively in a team-oriented environment.
  • Proven track record of delivering high-quality software solutions on time and within budget.
  • Knowledge of software development best practices, coding standards, and version control systems.
  • Experience with agile software development methodologies, such as Scrum or Kanban.
  • Ability to adapt to changing technologies and learn new skills quickly.

Preferred Qualifications:

  • Experience with performance optimization and tuning of Java applications
  • Familiarity with other front-end technologies, such as React, Vue.js, or Ember.js.
  • Familiarity with other API standards, such as GraphQL or SOAP.
  • Understanding of security best practices in software development.
  • Experience with DevOps practices, such as continuous integration, continuous delivery, and automated testing.

Scope of Work:

The contractor will be working with the Department of Human Services Child Support Application and will provide the following services:

  • Work with the tech debt team on implementing the solutions outlined by OIT.
  • Apply secure programming techniques using OIT technical standards and best practices.
  • Coordinate activities and communications with various operations, development, and business teams to efficiently resolve urgent production incidents.
  • Perform regular health checks and analysis on production platforms looking for potential problems before they trigger business-impacting issues.
  • Develop solutions to provide enterprise platform metrics, alarms, and monitoring tools to aid in observing and maximizing platform and business efficiency.
  • Generate and track tickets for production trouble incidents, scheduled, and unscheduled change requests
  • Provide leadership and direction for rapid resolution of business-impacting issues affecting production systems supporting 24x7 global operations (to include weekends and holidays).
  • Coordinate update releases and other system changes, contribute to the implementation of break/fix solutions, performing unit testing, configuration management, source code control, and update documentation and configuration information related to changes as needed throughout the life cycle.