Senior Full Stack Developer

Location: Hybrid expectations including occasional onsite support in Ashburn, VA and Gaithersburg, MD., Our client seeks a Senior Full Stack Developer to lead architecture and hands-on development across frontend, backend, cloud, and platform environments. The role will guide technical decisions, enable system modernization, and deliver scalable, secure, and highly available solutions., * Lead or assist architecture and design for scalable, secure, highly available systems.

• Evaluate technical approaches, frameworks, and architectural patterns.
• Guide system modernization and cloud migration initiatives.
• Support solution architecture reviews and technical risk assessments.
• Design, develop, test, and maintain modern web applications.
• Develop reusable UI components and design system integrations.
• Collaborate with UX/UI designers and product stakeholders to deliver customer-focused solutions.
• Design and implement backend services, APIs, and microservices.
• Develop RESTful and GraphQL APIs.
• Build scalable services using modern frameworks and cloud-native patterns.
• Design and support cloud-native solutions and deployment architectures.
• Implement and improve CI/CD pipelines and automated deployments.
• Contribute to SAFe Agile sprints and releases.
• Collaborate with product, design, business stakeholders, and engineering leadership to prioritize and deliver features.

• 8+ years of relevant software engineering experience. Consideration given to strong candidates with fewer years and advanced degrees.
• Strong verbal and written communication skills.
• Frontend: React, TypeScript, JavaScript, SPA, micro-frontend architectures.
• Backend: GraphQL, REST APIs, microservices, Node.js, Java, Python, SQL and NoSQL databases.
• Cloud and DevOps: cloud platforms and infrastructure, CI/CD pipelines, infrastructure automation.
• Experience improving engineering productivity and software quality.
• Experience with AI-assisted development tools such as Claude, Codex, or GitHub Copilot.
• US citizenship with ability to obtain Public Trust Clearance (SF-85P). Existing SF-85P preferred.

Education Requirements:

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.

Duration: Multi-year long term

Clearance: Must be able to obtain a Public Trust Clearance

Due to federal security clearance requirements, applicant must be a United States Citizen 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 $80.00/hr. w2, 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 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.