Full Stack Engineer

E-Infosol LLC•Washington, DC

10h•$138,000 - $146,000•Onsite

About The Position

E-INFOSOL LLC is seeking a motivated, results-driven Full Stack Engineer to join its customer-solutions-focused team as a full-time employee in Washington, DC. The engineer will design, build, and maintain web applications and services using .NET on the back end and React on the front end, owning work across the software development lifecycle from concept and design through testing and deployment. The role involves close collaboration with designers, product managers, and developers to deliver robust, scalable applications. The engineer is expected to write clean, maintainable code, troubleshoot complex technical issues, participate in code reviews, and contribute to continuous process improvement. E-INFOSOL is a Service Disabled Veteran-Owned Small Business in the Washington, D.C. metropolitan area. It builds tailored solutions for customer missions and provides expertise in cloud computing, virtualization, cybersecurity, software development, and data services. Its customers include the Intelligence Community, Department of Defense, Federal Law Enforcement, civilian agencies, and private-sector organizations. The company describes itself as a people-first organization and offers certification reimbursement and bonuses to support employee career growth.

Requirements

Active Top-Secret clearance.
Bachelor's degree in Information Technology or a related field, or equivalent experience.
8+ years of software development experience.
Hands-on experience with the ASP.NET framework, C#, Entity Framework, ADO.NET, and SQL Server.
Experience developing web applications with React, TypeScript, JavaScript, Node.js, and HTML5/CSS3.
Experience with API architecture styles such as REST and RPC, and design patterns such as dependency injection.
Experience with Git/GitLab for source control.
Familiarity with cloud platforms such as AWS or Azure.

Nice To Haves

Database design and development experience with both SQL and NoSQL databases.
Understanding of DevOps practices and tools, including CI/CD pipelines, Docker, and GitLab.
Relevant certifications in .NET development or cloud technologies.
Experience working in an Agile/Scrum development environment.
Strong problem-solving skills and attention to detail.
Excellent communication and collaboration skills.

Responsibilities

Design and implement front-end and back-end components of web applications and services.
Build back-end services using ASP.NET, C#, Entity Framework, ADO.NET, and SQL Server, applying design and architectural patterns such as APIs with dependency injection.
Develop and maintain front-end applications using React, TypeScript, JavaScript, Node.js, and HTML5/CSS3.
Design and consume APIs using REST and RPC architectural styles.
Ensure application performance, quality, and responsiveness.
Write clean, scalable, and maintainable code that follows established best practices and coding standards.
Conduct unit, integration, and system testing.
Troubleshoot and resolve technical issues and bugs.
Participate in code reviews and provide constructive feedback to peers.
Collaborate with cross-functional teams to define, design, and ship new features.
Manage source control with Git/GitLab.

Benefits

Company-subsidized medical premiums for employees, with family and dependent options.
Dental and vision coverage.
Retirement savings plan with up to 4% 401(k) match.
Health Savings Account (HSA), Flexible Spending Account (FSA), and Dependent Care Flexible Spending Account (DCFSA).
Company-paid short- and long-term disability coverage, with additional supplemental options.
Company-paid life and AD&D insurance, with additional supplemental options.
Generous paid time off and all 11 federal holidays.
Legal and identity protection services.
Certification bonuses and reimbursement.
UberOne.
Company outings, including sporting events and happy hours.
Discounts on services, including pet insurance.