Principal Full Stack Engineer

Eliassen Group; Durham (NC); Hybrid; USD 96,000 - 117,000; Full time

Benefits offered by this job

Medical, Dental, and Vision benefits

401k with company matching

Life insurance

Job summary

Eliassen Group is seeking a Principal Full Stack Engineer to support critical digital platforms from Durham, NC in a hybrid onsite arrangement. The role blends hands-on Java development, legacy .NET modernization, production support, and cloud integration to deliver scalable, high-performing solutions.

You will troubleshoot complex issues, participate in on-call rotations, and collaborate with cross-functional teams across AWS and Azure environments to meet business goals.

Qualifications

• 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; reads and makes minor fixes in C# and C++.

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.

Skills

Java

On-call ownership

RCA delivery

Agile teamwork

SQL scripting

Education

BS in Computer Science

Tools

Spring Boot

Splunk

Kibana

Jenkins

Stash

AWS

Azure

SQL

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

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.