Senior Full Stack Engineer

Senior Full Stack Engineer

Westlake, TX

Type: Contract

Category: Development

Industry: Financial Services

Standard Hours: Open

Reference ID: JN -112026-109440

Date Posted: 11/09/2026

Shortcut: http://careers.eliassen.com/jJ5xUH

• Description

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Description:

On-site in Westlake, TX

Our client seeks a Senior Full Stack Engineer to build strategic platforms within the Fidelity Insurance Group technology organization. The role spans the full SDLC and involves close collaboration with architects, engineers, and leadership to deliver prioritized features that support multiple business verticals. The team drives scalable, modern solutions and fosters a culture of engineering excellence and continuous improvement.

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: $70.00 to $88.00/hr. w2

JN -112026-109440

Responsibilities:

• Design, build, and deliver full-stack software features across strategic platforms that support all business verticals.

• Own all phases of the SDLC, including design, implementation, testing, deployment, and production support.

• Collaborate with architects, engineers, and leadership to prioritize and execute on roadmap features.

• Develop services and integrations using REST and microservice architectures.

• Implement automation for unit and integration testing and contribute to static code analysis and quality gates.

• Troubleshoot and resolve production issues through analysis and root-cause remediation.

• Contribute to a culture of engineering rigor, knowledge sharing, and continuous improvement.

Experience Requirements:

• 5 to 10 years of hands-on experience designing and building software applications.

• Full-stack engineering with Java, Angular, NodeJS, and JavaScript.

• Service-oriented architecture experience with REST using Express, Node, Spring Boot, and Dropwizard.

• Strong knowledge of application development with microservice architectures.

• Proficiency with AWS components such as VPC, ECS, S3, Lambda, RDS, Glue, Elastic Load Balancing, SQS, and SNS, including containerized deployments with Docker.

• Knowledge of mock frameworks and service virtualization.

• Experience with static code analysis tools such as Sonar.

• Experience in test automation with emphasis on unit and integration tests.

• Experience designing and building RESTful services; GraphQL experience is a plus.

• Experience troubleshooting production issues from analysis through resolution.

• Effective communication with technical and business stakeholders and the ability to engage at team and group levels.

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 and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( [email protected] , 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.

If anyone reaches out to you about an open position connected with Eliassen Group, 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.

If you have any indication of fraudulent activity, please contact [email protected] .

About Eliassen Group:

Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.

Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.

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