Senior Full Stack Developer

Senior Full Stack Developer (Remote)

Job Category

Software Development & Engineering

Requisition Number

SENIO001139

Posting Details

Posted

July 29, 2026

Full-Time

Remote

LocationsShowing 1 location

Remote | Remote All Locations

Columbia, MD 21044, USA

Pay or shift range

$100,000 USD to $120,000 USD

The estimated range is the budgeted amount for this position. Final offers are based on various factors, including skill set, experience, location, qualifications and other job-related reasons.

Job Details

Description

At FEI Systems, we create innovative technology solutions to improve the delivery of health and human services because we know when cumbersome administrative processes stand in the way, those who need it most are often left without access to proper care and support. From comprehensive case management software to disaster recovery services and content management information systems used in delivering foreign aid, our solutions are improving the lives of millions of people. We’re looking for a full stack developer who shares our commitment to leveraging technology to make a real impact in the world – a professional who knows, beyond all else, that the quality of our products and services is only as good as the company we keep.

All candidates will be required to complete at least one in-person interview as part of our hiring process.

Job Summary

We are seeking a Full Stack Developer to join our team. This individual will work in a team environment and should be capable of designing and developing solutions for our customers. They will be required to communicate software designs to team members and monitor its progress.

General Experience

Knowledge of Object Oriented (OO) design patterns.

Experience with Domain Driven Design (DDD).

Understanding of Service Oriented Architecture.

Experience developing unit tests.

Experience with test driven development.

Required Skills

Bachelor's degree or equivalent work experience AND;

10+ years of experience developing ASP.NET applications.

Experience in collaborative teams using revision control systems e.g. Microsoft Team Foundation Server (TFS), GIT.

Strong attention to detail and a positive attitude.

Knowledge of object-oriented design patterns.

Self-motivated individual with excellent written and verbal communication skills.

Excellent problem-solving skills.

A willingness to work independently or in a team-oriented environment both efficiently and courteously.

Technology Experience

.NET 4.5 and C# programming language developing C# code from scratch

HTML (preferably HTML5), JQuery, CSS3.

Windows Communication Foundation (WCF).

xUnit Unit Testing Framework.

Knowledge of ASP.NET Web API/MVC

Microsoft SQL Server

Frontend framework AngularJS and Angular

Location

Remote

Status

Full time position with full company benefits

NOTICE

EO/AA/VEVRAA/Disabled Employer – Federal Contractor. FEI Systems participates in E-Verify, a federal program that enables employers to verify the identity and employment eligibility of all persons hired to work in the United States by providing the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS), with information from each new employee’s Form I-9 to confirm work authorization. For more information on E-Verify, please contact DHS at (888) 464-4218.

Applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, marital status, political affiliation, disability, or genetic information, except where it relates to a bona fide occupational qualification or requirement. FEI Systems creates an Affirmative Action Plan on an annual basis. Pursuant to federal law, the portions of FEI Systems’ Affirmative Action Program that relate to Section 503 (Persons with Disabilities) and/or Section 4212 (Protected Veterans), are available for inspection upon request by applicants and employees during FEI Systems’ normal business hours