Staff Software Engineer: Real-Time Full-Stack Systems Lead

NPAworldwide; Sioux Falls (SD); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Health insurance

Disability insurance

401(k) match

FSAs and HSAs

Employee assistance program

Tuition reimbursement

Parental leave

Paid time off

Company-paid holidays

Job summary

NPAworldwide is seeking a Staff Software Engineer in Sioux Falls, SD to lead architecture and development of production-grade single-page applications and backend services. You will drive real-time telemetry, complex workflows, and scalable data-driven systems across the stack.

The role emphasizes hands-on leadership, system thinking, and mentoring engineers while delivering high‑quality, maintainable software in a primarily office-based environment with possible hybrid arrangements.

Qualifications

• Bachelor's degree in software engineering, computer science, or a related field, or equivalent relevant experience.
• 8+ years of engineering experience with a bachelors degree, or 6+ years with a masters degree.
• Demonstrated experience designing and delivering significant production software systems.
• Strong full-stack capability, including frontend architecture and backend services.
• Ability to explain technical tradeoffs and architectural decisions clearly.
• Experience solving complex engineering problems in a disciplined, high-accountability environment.
• Ability to write software independently. Familiarity with AI-enabled development tools is welcome but not a substitute for engineering judgment.

Responsibilities

• Architect and implement core systems for complex, data-driven single-page applications.
• Design backend services, APIs, and data flows supporting real-time telemetry and operational workflows.
• Lead technical design for full-stack features, ensuring scalable and maintainable implementations.
• Establish engineering patterns, architectural standards, and code-quality practices.
• Make foundational decisions on application structure, service boundaries, and system integrations.
• Resolve performance, reliability, and maintainability issues across the stack.
• Conduct architectural and code reviews.
• Mentor engineers through clear technical discussions and constructive feedback.

Education

Bachelor's degree in software engineering, computer science, or a related field, or equivalent relevant experience

Job description

NPAworldwide is seeking a Staff Software Engineer in Sioux Falls, SD to lead architecture and development of production-grade single-page applications and backend services. You will drive real-time telemetry, complex workflows, and scalable data-driven systems across the stack.

The role emphasizes hands-on leadership, system thinking, and mentoring engineers while delivering high‑quality, maintainable software in a primarily office-based environment with possible hybrid arrangements.