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Senior Java Developer

T-Rex Solutions is looking to select a Senior Java Developer to support the US Department of the Treasury TCloud enterprise cloud development effort. This effort aims to facilitate holistic multi-cloud solutions to meet the Department of Treasury’s enterprise-wide infrastructure needs. This position will be responsible for managing the configuration, installation and on-going support of the Network Infrastructure which includes Palo Alto firewalls, Cisco VPN Concentrators, Cisco CSR devices as well as Networking in cloud platforms such as Azure and OCI. The candidate for this position should have extensive hands-on technical skills designing and deploying various network technologies in cloud platforms. The scope of this position includes network design, implementation, and support for all components within cloud platforms. This position will need to be adept at monitoring the ongoing operation of the network and identifying potential issues and corrective actions as needed.

Responsibilities:

  • Design, implement, and unit test REST microservices with Java, Spring, and Junit
  • Develop web applications with Angular that communicate with backend microservices
  • Write complex SQL queries and perform data modeling
  • Work collaboratively within a large, Agile development team

Requirements:

  • Bachelor’s degree with 10+ years of Java web application development required
  • US Citizenship required
  • Ability to obtain and hold a public trust position and favorable suitability based on a CBP Background Investigation
  • Spring Boot
  • Spring REST/SOAP web services
  • Angular
  • HTML/JavaScript/CSS
  • XML/JSON
  • SQL
  • JPA/Hibernate
  • Google Cloud Platform (GCP)
  • Bitbucket
  • Jira
  • Bamboo
  • Confluence
  • **Location** – Hybrid with on-site (Ashburn, VA) visits 1-2 days per week and if a mission need. All candidates must be within the GWA/commutable area

Desired Skills:

  • Experience with Spring WebFlux and R2DBC
  • Experience with microservices architecture
  • Experience with JMS and/or Kafka
  • Familiarity with AWS
  • Comfortable with Eclipse and Visual Studio Code
  • Agile development approach
  • Good communication skills
  • Strong initiative: must be able to take a high-level requirement, ask questions/seek clarifications, and get the job done
  • Ability to work in a high-pressure, tight-deadline environment
  • Superior written and oral communication skills are essential
  • Must be able to multitask efficiently and progressively and work comfortably in an ever-changing data environment
  • Must work well in a team environment as well as independently
  • Excellent verbal/written communication and problem-solving skills; ability to communicate information to a variety of groups at different technical skill levels

T-Rex Overview

Established in 1999, T-Rex Solutions, LLC is a proven mid-tier business providing data-centric mission services to the Federal government as it increasingly tries to secure and leverage the power of data. We design, integrate, secure, and deploy advanced technical solutions for our customers so they can efficiently fulfill their critical objectives. T-Rex offers both IT and professional services to numerous Federal agencies and is a leader in providing high quality and innovative solutions in the areas of Cloud and Infrastructure Services, Cyber Security, and Big Data Engineering.

T-Rex is constantly seeking qualified people to join our growing team. We have built a broad client base through our devotion to delivering quality products and customer service, and to do that we need quality individuals. But more than that, we at T-Rex are committed to creating a culture that supports the development of every employee's personal and professional lives. T-Rex has made a commitment to maintain the status of an industry leader in compensation packages and benefits which includes competitive salaries, performance bonuses, training and educational reimbursement, Transamerica 401(k) and Cigna healthcare benefits.

T-Rex is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex (including pregnancy and sexual orientation), parental status, national origin, age, disability, family medical history or genetic information, political affiliation, military service, or other non-merit based factors.

In compliance with pay transparency guidelines, the annual base salary range for this position is $135,000 - $165,000. Please note that the salary information is a general guideline only. T-Rex considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer.

T-Rex offers a diverse and collaborative work environment, exciting opportunities for professional growth, and generous benefits, including: PTO available to use immediately upon joining (prorated based on start date), paid parental leave, individual and family health, vision, and dental benefits, annual budget for training, professional development and tuition reimbursement, and a 401(k) plan with company match fully vested after 60 days of employment among other benefits.  

Average salary estimate

$150000 / YEARLY (est.)
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$135000K
$165000K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

What You Should Know About Senior Java Developer, T-Rex Solutions

Are you ready to take your Java skills to the next level? T-Rex Solutions is on the lookout for a Senior Java Developer to join our innovative team in Ashburn, Virginia! In this exciting role, you will support the US Department of the Treasury's TCloud enterprise cloud development. Your main focus will be on designing and implementing robust multi-cloud solutions to meet extensive infrastructure requirements. You'll have the chance to work with cutting-edge technologies, managing network configurations, and supporting various cloud platforms like Azure and OCI. You will also design REST microservices with Java and Spring, develop Angular web applications, and write complex SQL queries while collaborating in a dynamic Agile setup. The ideal candidate will bring over ten years of experience in Java web application development, along with a proactive attitude and exceptional communication skills. Whether you're devising innovative solutions or stepping in to troubleshoot issues, your expertise will be invaluable in maintaining seamless operations. This hybrid position allows you to collaborate with colleagues on-site in Ashburn 1-2 days per week while enjoying the flexibility of remote work. If you're looking for an engaging workplace that values growth and fosters innovation, T-Rex Solutions could be your next great opportunity. Join us in pushing the boundaries of technology while supporting vital government initiatives!

Frequently Asked Questions (FAQs) for Senior Java Developer Role at T-Rex Solutions
What are the key responsibilities of a Senior Java Developer at T-Rex Solutions?

As a Senior Java Developer at T-Rex Solutions, your key responsibilities will include designing and implementing REST microservices using Java and Spring, developing Angular web applications that integrate with backend services, and writing complex SQL queries. You will also manage network configurations within various cloud platforms, ensuring optimal performance and support for infrastructure needs.

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What qualifications are required for the Senior Java Developer position at T-Rex Solutions?

To qualify for the Senior Java Developer position at T-Rex Solutions, you will need a bachelor's degree and at least 10 years of experience in Java web application development. Additionally, US Citizenship and the ability to obtain a public trust position are required. Strong knowledge of Spring Boot, REST/SOAP web services, Angular, SQL, and cloud platforms like GCP is essential.

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What skills are desired for the Senior Java Developer role at T-Rex Solutions?

Desired skills for the Senior Java Developer role at T-Rex Solutions include experience with Spring WebFlux, microservices architecture, and familiarity with cloud environments like AWS. Being comfortable with development tools like Eclipse and Visual Studio Code is a plus, along with strong communication skills and the ability to thrive in a fast-paced environment.

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What is the work environment like for a Senior Java Developer at T-Rex Solutions?

The work environment for a Senior Java Developer at T-Rex Solutions is collaborative and dynamic, emphasizing innovation and teamwork. The role is hybrid, requiring on-site presence in Ashburn, Virginia 1-2 days per week, while also offering the flexibility of remote work. T-Rex Solutions fosters a culture of continuous growth and encourages employees to contribute to meaningful government initiatives.

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What benefits does T-Rex Solutions offer to its Senior Java Developers?

T-Rex Solutions offers an attractive benefits package for Senior Java Developers, including competitive salaries, performance bonuses, immediate PTO upon joining, comprehensive health, vision, and dental benefits, paid parental leave, a budget for professional development, and a 401(k) plan with company match. The company values the personal and professional growth of its employees.

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Common Interview Questions for Senior Java Developer
Can you describe your experience with REST microservices and how you have implemented them in past projects?

When answering this question, discuss specific projects where you designed and implemented REST microservices. Highlight technologies you used, like Java and Spring, and explain the architecture that supported those services. Use examples to illustrate your ability to handle challenges such as scalability or performance.

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How do you ensure the quality of your code when developing Java applications?

A strong response should include the practices you follow, such as writing unit tests with JUnit, adhering to coding standards, and using code reviews for feedback. Mention tools or frameworks that help maintain code quality and how they have contributed to delivering successful projects.

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What techniques do you use for optimizing SQL queries in your applications?

Optimize SQL queries by discussing techniques like indexing, restructuring joins, and using query execution plans to identify performance bottlenecks. Highlight any specific instances where optimization led to improved application performance.

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Can you explain your experience with Agile development methodologies?

When discussing your experience with Agile, detail the types of Agile frameworks you’ve worked with, such as Scrum or Kanban. Focus on your role in sprints, participation in stand-ups, and how you handle feedback and iterations in the development process.

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What challenges have you faced while working with cloud platforms, and how did you overcome them?

Share specific challenges you encountered, such as deployment issues, data migration, or security concerns. Explain the steps you took to address each situation and the lessons learned that improved future cloud deployments.

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Describe a time when you had to troubleshoot a complex issue in a cloud environment.

Provide a thorough example of a complex problem you faced, detailing the environment, your troubleshooting process, and how you arrived at a solution. Describe what tools or methodologies you utilized during the troubleshooting.

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How do you handle collaboration with team members in a remote or hybrid work environment?

Emphasize your communication strategies, such as utilizing tools like Jira, Confluence, or Slack. Share examples of how you foster teamwork and ensure everyone is aligned, even when not physically present in the office.

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What programming languages and frameworks are you most comfortable with, and why?

List the programming languages and frameworks you specialize in, such as Java, Spring, and Angular. Discuss your experience with each, including any notable projects, to demonstrate your expertise and how you've effectively used them.

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Can you provide an example of how you applied your problem-solving skills in a critical situation?

Present a specific instance where your problem-solving skills made a significant impact, detailing the situation, your approach, and the eventual outcome. Highlight your analytical thinking and decision-making process during the challenge.

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What motivates you to work in software development, particularly in a government-focused environment?

Articulate your passion for software development, linking it to making a positive impact through government work. Share insights into how you find fulfillment in leveraging technology to enhance public services and support critical government objectives.

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DATE POSTED
March 29, 2025

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