Full Stack Software Engineer

Westlake, TX


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Type: Contract

Category: Engineer

Industry: Financial Services

Reference ID: JN -012026-105132

Date Posted: 01/21/2026

Shortcut: http://careers.eliassen.com/JaQEaM


Description:

Hybrid Onsite Every Other Week in Westlake, TX

 

The organization seeks a Full Stack Software Engineer to design and build high-performance systems across APIs, event-driven workflows, and data feeds for card technology. You will contribute to live channel servicing, digital experiences, and scalable platforms that support multiple products. The team follows a product mindset, leverages customer and market feedback, and employs strong engineering practices to deliver resilient, critical systems.

 

Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

 

Rate: $53.00 to $63.00/hr. w2

 


Responsibilities:

Responsibilities

  • Design and architect complex, high-scale solutions for processing large volumes of data.
  • Develop and maintain API services using modern frameworks and open-source technologies.
  • Build rapid prototypes, ship incrementally, and incorporate real-world feedback.
  • Apply CI/CD practices including A/B testing, blue-green deployments, and feature toggles to reduce risk and cycle time.
  • Mentor and guide team members on technology choices and design, owning issues end-to-end.
  • Collaborate with business and technology stakeholders to define and deliver the next-generation ecosystem.
  • Evaluate and prototype emerging technologies to assess business value and feasibility.
  • Participate in technical discussions and share knowledge across teams.

Experience Requirements:

Experience Requirements

  • 8+ years of hands-on software development experience building Java web services and API solutions.
  • Proficiency in Java, J2EE, Spring MVC, Spring Core, and JavaScript.
  • Experience with microservices architecture, message-oriented middleware, and stream processing.
  • Expertise with AWS services such as EKS, S3, SQS, SNS, and Lambda.
  • Deep understanding of API design principles including versioning, isolation, and microservices patterns.
  • Experience documenting APIs with Swagger or similar frameworks.
  • Hands-on experience with DevOps automation and CI/CD tooling such as Maven, Jenkins, Stash, Ansible, and Docker.
  • Background developing highly scalable distributed systems using open-source technologies.
  • Experience with testing frameworks including JUnit, Mockito, and Cucumber.
  • Knowledge of web application development with JSP, HTML, CSS/SASS, jQuery, Angular, and Node.js.
  • Knowledge of relational and NoSQL database management systems.
  • Ability to support mission-critical, customer-facing platforms and applications.
  • Experience leading in agile environments with strong execution skills.
  • Strong communication and collaboration skills in global, cross-functional teams.

Recruitment Transparency Notice
 
Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (noreply@eliassen.com, 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.
 
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
Please be advised- If anyone reaches out to you about an open position connected with Eliassen Group, please confirm that they have an Eliassen.com email address and never provide personal or financial information to anyone who is not clearly associated with Eliassen Group. If you have any indication of fraudulent activity, please contact InfoSec@eliassen.com.
 
About Eliassen Group:
 
Eliassen Group is a leading strategic consulting company for human-powered solutions. For over 30 years, Eliassen has helped thousands of companies reach further and achieve more with their technology solutions, financial, risk & compliance, and advisory solutions, and clinical solutions. With offices from coast to coast and throughout Europe, Eliassen provides a local community presence, balanced with international reach. Eliassen Group strives to positively impact the lives of their employees, clients, consultants, and the communities in which they operate.
 
Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.
 
Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!
 

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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.


Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.

Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group

If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contactInfoSec@eliassen.com.

Please ensure that you are working directly with us by confirming the following:

  • When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
  • Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above