Senior Software Engineer

In the time it takes you to read this job description, RapidSOS will have handled ~1,380 emergencies.

At RapidSOS, 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.

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

What this role is about: We’re seeking a Senior Software Engineer to join a highly innovative team building the next wave of intelligent emergency technology. In this role, you’ll design and develop modern full stack applications and systems that ensure critical information reaches telecommunicators and responders quickly, accurately, and reliably in their most urgent moments. You’ll work hands-on across distributed systems, real-time data delivery, and AI-driven features that help public safety receive, interpret, and act on information faster. You will have the opportunity to collaborate across teams to help drive architectural decisions, improve performance and scalability, uphold engineering excellence, and champion an AI-forward approach to how we build and ship software.

If you thrive in a fast-paced, mission-driven environment and want to build backend systems that make a meaningful difference where every second matters, this is your opportunity to help shape the future of public safety technology!

What you’ll do:

• Drive the architecture, design, and implementation of a system for managing deployed customer solutions at scale
• Work with a small, nimble team responsible for discovering and sharing new ways to rapidly build and release software
• Lead strategic architectural decisions, help drive alignment, and optimize applications for performance, scalability, and observability
• Be AI-forward and curious—investigate, test, and apply emerging technologies to plan, execute, and validate projects, rethink processes, and share best practices that help the team work smarter and deliver more impactful solutions
• Actively participate in code reviews and pair programming sessions, sharing knowledge, championing best practices, and contributing to the continuous improvement of team processes
• Drive improvements by rethinking and reinventing our practices, processes, and systems to make them smarter, faster, and more impactful
• Identify opportunities to assess and enhance current applications, including refactoring code and upgrading technologies used
• Leverage modern AI development tools (Claude Code, Cursor or similar) to accelerate delivery, improve code quality, and raise the overall impact of the team
• Play a key role in transforming how products are built and delivered at RapidSOS by shaping and implementing new architecture that enables faster, more scalable, and more reliable solutions

What we’re looking for in our ideal candidate:

• 5+ years of professional backend or full stack software development experience with deep expertise in Python and/or Node
• Experience integrating with RESTful APIs and delivering comprehensive end-to-end solutions in a cloud environment (preferably AWS)
• Experience working with relational and non-relational databases and with message bus or event-driven systems (RabbitMQ, Kafka, SQS)
• 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 who can also work independently as needed
• Highly self-motivated; ability to adapt and learn quickly in a fast-paced environment with a strong sense of ownership
• Strong proficiency in coding best practices – ability to write clean, maintainable, and testable code
• Demonstrated expertise in problem solving – from troubleshooting issues to debugging a large codebase
• Thrives in operating in fast-moving environments with evolving objectives and ambiguous milestones, taking ownership and initiative to deliver results
• Ability and willingness to collaborate in-person a few times per quarter, or as needed

Nice-to-have experience (but not required!):

• Experience with managing cloud infrastructure and writing infrastructure-as-code
• Proficiency with real-time communication technologies such as WebSockets
• Experience in working in an agile, iterative engineering environment

What we offer:

• The chance to work with a passionate team on solving one of the largest challenges globally
• Competitive salary and benefits and equity participation
• A dynamic, flexible and fun start-up work environment with a highly talented team

If you're curious to learn more about RapidSOS, you can check out https://rapidsos.com/blog/

Starting pay for a successful applicant will depend on a variety of job-related factors, which may include experience, relevant skills, training, education, location, business needs, or market demands. The salary range for this role is $155,000 - $185,000. This role will also be eligible to receive equity options.