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Principal Full Stack Engineer

Eliassen Group

Durham, NC • 11/4/2026

Engineering , Information Technology , Professional

Job Description

Job Description
Description:

Hybrid Onsite Every Other Week in Durham, NC

Our client seeks a Principal Full Stack Engineer to support critical digital business platforms across a broad application portfolio. The role combines hands-on Java development, modernization of legacy .NET services, production support, and cloud integration. You will troubleshoot complex issues, participate in on-call rotations, and collaborate with cross-functional teams to deliver scalable, high-performing solutions.

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 $85.00/hr. w2

JN -86

Responsibilities:
  • Provide Level 3 application support, root cause analysis, and incident resolution for mid-tier and digital shared services.
  • Participate in weekly on-call rotation and ensure production stability.
  • Design, build, and enhance services and APIs using Java and Spring Boot, with exposure to REST and SOAP.
  • Support and modernize .NET applications, including updates and scripting to improve supportability.
  • Triage build and deploy issues, manage source code branch requests, and partner with DBAs, product managers, and engineers.
  • Implement logging, monitoring, and alerting using tools such as Splunk and Kibana, and write SQL queries.
  • Contribute to DevOps pipelines and automation using tools such as Jenkins and Stash.
  • Leverage approved AI tools to improve support and development workflows.
  • Document troubleshooting steps and maintain an accurate knowledge base.
  • Assist with cloud enablement and infrastructure delivery on AWS and Azure.
Experience Requirements:
  • 6-10 years of professional software experience spanning support, design, and maintenance of infrastructure and services.
  • Expert Java development experience for new feature delivery in modern platforms.
  • Ability to update, script, and modernize .NET applications; capability to read and make minor fixes in C# and C++.
  • Background supporting web services across multiple tech stacks, including Java and .NET.
  • Experience with cloud platforms such as Azure and AWS.
  • Proficiency with logging, monitoring, SQL, and CI/CD automation tools.
  • Demonstrated ownership of L3 incidents, RCA delivery, and customer service.
  • Experience translating business requirements into technical tasks within Agile teams.
  • Strong collaboration skills across stakeholders and technical teams.
Education Requirements:
  • BS degree in Computer Science or a related field, or equivalent experience.
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 screeningand hiringprocess. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (, ) 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.

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.
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!