Systems Developer-Part-Time

Location: Remote (US-based)
Employment Type: Part-Time (~960 hours total)

About Viderity

Viderity is a HUBZone-certified and Woman-Owned Small Business (WOSB) delivering award-winning IT, digital, and creative solutions across federal and commercial markets. Our services span application development, creative services, cybersecurity, data analytics, strategic communications, event management, training, and program management. With over 15 years of proven success and exceptional past performance, we empower clients with innovative, measurable results.

Position Overview

We are seeking a Senior Software Engineer II (Systems Developer) to support the development and enhancement of the National Science Foundation’s Standard Application Process (SAP) online portal. This is a part-time role totaling 960 hours, ideal for a senior engineer with strong experience in enterprise web applications, system integration, and federal compliance standards. The candidate will work closely with program managers, UX/UI designers, and federal stakeholders to ensure the SAP portal meets security, performance, and usability requirements.

Key Responsibilities

• Design, develop, and maintain scalable web applications and services for the SAP online portal.

• Implement secure, modular architectures to support data user applications, reviewer portals, metadata management, and administrative functions.

• Ensure compliance with FISMA moderate standards, NIST 800-53 controls, and Section 508 accessibility requirements.

• Integrate APIs and role-based access controls (RBAC) for data sharing across multiple federal agencies.

• Support iterative development cycles, incorporating usability testing feedback into design improvements.

• Ensure high performance and scalability (supporting 500+ submissions per hour and 100+ concurrent users).

• Collaborate with federal stakeholders and team members on application tracking, appeals workflows, and real-time reporting dashboards.

• Draft and maintain technical documentation for all developed systems and components.

• Provide transition and integration support for migration from the current researchdatagov.org system.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field; Master’s preferred.

• 8+ years of professional experience in software engineering and systems development.

• Proven expertise in enterprise web application frameworks (Java, .NET, Python/Django, or Node.js).

• Strong knowledge of cloud environments (AWS/Azure) and containerization (Docker/Kubernetes).

• Experience with federal security standards (FISMA, FedRAMP, NIST SP 800-53).

• Familiarity with data access portals, workflow automation, and API development.

• Hands-on experience with CI/CD pipelines, Git repositories, and automated testing.

• Strong communication skills and ability to collaborate with distributed teams and federal clients.

• U.S. Citizenship required (due to federal contract restrictions).

Engagement Details

• Part-time engagement totaling 960 hours (spread over project milestones).

• Flexible remote schedule with coordination around core business hours.

• Deliverables include secure, documented, and tested system components aligned to NSF’s SAP objectives.

What We Offer

• Competitive hourly rate (commensurate with experience).

• Flexible, remote work arrangement.

• Opportunity to contribute to a high-impact, federally mandated modernization initiative.

• Collaborative environment with direct visibility on a nationally recognized federal program.