Full Stack Developer

About the role

XCEL Engineering is seeking a versatile Full Stack Software Engineer to support multiple concurrent software projects within a Department of Energy (DOE) Research and Development environment. This role requires an on-site presence and close collaboration with technical teams, stakeholders, and government clients.

Responsibilities

• Collaborate with government clients and internal stakeholders to gather, analyze, and refine technical and functional requirements.
• Design, architect, and develop full-stack applications from concept to completion.
• Work on multiple simultaneous projects with varying timelines and technical scopes.
• Develop scalable backend services and APIs.
• Build responsive, user-friendly front-end interfaces aligned with UI/UX best practices.
• Participate in code reviews, testing, debugging, and performance optimization.
• Maintain documentation for system architecture, code, and processes.
• Ensure compliance with security, privacy, and operational standards required in a federal R&D environment.
• Provide ongoing maintenance, enhancements, and technical support for deployed applications.

Requirements

• Bachelor's degree in a scientific field or equivalent combination of education and experience coupled with 8 years of software development experience.
• Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent practical experience).
• 3+ years of professional full-stack development experience.
• JavaScript, TypeScript, Python, SQL
• Backend Frameworks-Fast API
• Frontend Frameworks-Vue.js 2 and Vue.js 3
• State Management-Pinia
• UI Libraries-Vuetify
• Databases-PostgreSQL
• Other Technologies-GraphQL

Qualifications

• Demonstrated experience delivering production-ready applications end-to-end.
• Strong communication skills and ability to translate business needs into technical solutions.
• Ability to obtain and maintain any required facility clearances or background checks.

Skills

• Full Stack Development
• Software Architecture
• API Development
• User Interface Design
• Security Compliance

Benefits

This role offers an opportunity to contribute to projects with national-level impact and long-term technical value in a collaborative, mission-driven R&D atmosphere.

Pay

Competitive salary commensurate with experience.

Schedule

On-site presence is required due to the secure nature of the facility.