Senior Full-Stack Software Engineer (Short-Term/Temporary)

Description

SFI is seeking a Senior Full-Stack Software Engineer to design, develop, and maintain dynamic, scalable, and high-performance web applications. The ideal candidate will bring strong expertise in full-stack development, a collaborative mindset, and a proven ability to deliver secure, user-friendly applications in Agile/DevSecOps environments. 

Responsibilities:

• Design and architect software applications to meet business and technical requirements.
• Develop and maintain responsive, scalable, and high-performance web applications using Angular (v8+ or latest).
• Translate UI/UX designs and wireframes into high-quality front-end code.
• Implement reusable, modular components and manage application state.
• Build and integrate RESTful APIs and external data sources for dynamic data-driven functionality.
• Optimize performance to ensure fast load times and smooth user experiences.
• Write clean, maintainable, and testable TypeScript, HTML5, and CSS3 code following best practices.
• Perform unit and end-to-end testing (Jasmine, Karma, Protractor, etc.).
• Participate in code reviews to ensure adherence to standards and continuous improvement.
• Collaborate with back-end developers, UI/UX designers, and QA teams in an Agile/Scrum environment.
• Interface with senior-level customer management and subject matter experts (SMEs).
• Debug and resolve complex technical issues, delivering timely fixes and improvements.
• Ensure cross-browser compatibility and adherence to WCAG accessibility standards.
• Contribute to technical documentation, code repositories, and user interface guides.
• Support CI/CD pipelines using tools such as Jenkins or GitHub Actions.

Requirements

• Bachelor’s degree in Computer Science (or related field), OR six (6) years of equivalent work experience. 
• Minimum 5 years of full-stack software engineering experience.
• Proficiency in: GitHub, API Gateway, PostgreSQL, Java, Node.js, Angular, AWS.
• Experience with database migration projects.
• Hands-on experience working in Agile/Scrum and DevSecOps environments.
• Strong knowledge of Jira and Confluence.
• Experience developing UI for customer-facing applications.
• Experience building RESTful APIs using Node.js and Express.
• Familiarity with AWS services: S3, Lambda, API Gateway, DynamoDB.
• Exposure to Docker, Kubernetes, and containerized environments.
• Understanding of security best practices, including authentication/authorization (OAuth, JWT).
• Experience with Angular Universal (server-side rendering) and PWAs.
• Familiarity with DevOps and Infrastructure as Code (IaC).
• Previous federal government project experience a plus.
• Excellent problem-solving, analytical, and communication skills.

Additional Information:

• Clearance: Must be authorized to work in the U.S. and able to obtain a Public Trust clearance. Background checks may include Criminal History, Education Verification, Employment Verification, Certifications, and Credit History. 
• (Public Trust investigations typically take 4–8 weeks and require fingerprinting.)
• Salary: $120,000 – $165,000 annually. SFI maintains broad salary ranges to account for variations in skills, experience, market conditions, and location.
• Work Environment: Flexible/remote with occasional on-site presence required to support client needs.
• Benefits: SFI offers a comprehensive benefits package. You can learn more at SFI Careers.
• Other:
• This is a full-time W2 position.
• Please no agencies, third parties, or Corp-to-Corp submissions.
• Spatial Front Inc. is an Equal-opportunity Employer; all qualified applicants will receive consideration for employment. 
• Spatial Front Inc. participates in E-Verify.