Senior Software Engineer, Full-Stack ; Remote or Boston; Remote

New York City (Remote) or Boston (Remote)

In the time it takes you to read this job description, Rapid

SOS will have handled ~1,380 emergencies.

At Rapid

SOS, we are committed to using technology to build a safer, stronger future and working together to save lives. We’re in an exciting phase of growth, welcoming new members from across the globe to our mission‑driven, ambitious, and inclusive team. Our work is founded on our values of elevating purpose
, inventing tomorrow
, delivering with urgency
, serving with integrity
, and winning together
, all of which support a company culture where people can innovate, collaborate, grow, and, above all, make an impact.

Rapid

SOS is the leading public safety AI company that unlocks mission‑critical intelligence for first responders and security teams – enabling faster, smarter and more accurate emergency response. Real‑time data from the world’s largest safety network of 700M+ devices, 200+ global enterprises, and 23,000+ federal, state and local agencies fuels the Rapid

SOS HARMONY AI engine that delivers this intelligence to those who need it most. Learn more at

Are you excited to build features that make a real‑world impact at massive scale, from user interfaces to the services that power them? At Rapid

SOS, we create technology that helps organizations operate smarter with real‑time data — and, in critical moments, powers emergency response by ensuring life‑saving information reaches those who need it most.

• Drive the architecture, design, and implementation of new features, leveraging Typescript and Python
• Lead strategic architectural decisions, help drive alignment, and optimize applications for performance, scalability, and accessibility
• Engineer dynamic, responsive user interfaces that combine intuitive, user‑centric interactions with polished design for enterprise customers
• Translate design ideas into high‑quality, user‑focused interfaces that are technically feasible
• Identify opportunities to assess and enhance current applications, including refactoring code and upgrading technologies used
• Collaborate in an agile environment with stakeholders across Engineering, Design, GTM, and Product to develop solutions for Rapid
  
  SOS products
• Leverage modern AI development tools (Claude Code, Cursor or similar) to accelerate delivery and improve code quality
• Actively participate in code reviews and standups, sharing knowledge, championing best practices, and contributing to the continuous improvement of team processes
• Own meaningful parts of our platform, have an impact, grow with the company

• 5+ years of professional frontend or full‑stack engineering experience with 3+ years of developing rich, interactive, scalable frontend applications with React and Type Script
• Proficiency with ideally Python – proficiency with Go, node.js, C++/C or a similar language will be considered with willingness to learn Python
• Experience with modern CSS frameworks and libraries such as Styled Components
• Experience building, maintaining, and integrating RESTful APIs and delivering comprehensive end‑to‑end solutions in a cloud‑based environment
• Ideally has experience building AI‑driven features or using AI tools to enhance acceleration of development, and is proactive about leveraging emerging technologies
• Strong communication and interpersonal skills; is a team player with a positive attitude
• Highly self‑motivated; ability to adapt and learn quickly in a fast‑paced environment with a strong sense of ownership
• Cares deeply about the user experience and is able to quickly identify the optimal visual strategies to meet both product and design goals
• Strong proficiency in coding best practices – ability to write clean, maintainable, and testable code
• Demonstrated expertise in problem solving – troubleshooting issues and debugging a large codebase
• Ability and willingness to collaborate in‑person quarterly, or as needed

• Experience integrating with Web Socket APIs for real‑time data streaming
• Experience working with a Map UI provider such as Google Maps or ESRI
• Familiarity with design…