Software Engineer III

Software Engineer III What You'll Do Design, build, and maintain Ruby on Rails services and APIs alongside modern JavaScript/React frontends, taking responsibility for their quality, performance, and reliability Lead the design and delivery of complex, well-scoped features and systems end to end Write clear, maintainable, well-tested code and reduce complexity by simplifying services, improving patterns, and paying down technical debt Mentor junior engineers and level up the team through code reviews, feedback, and knowledge sharing Evolve the platform to support new services and capabilities, including work across adjacent codebases and domains Partner with external vendors and stakeholders across Product and Customer Success to turn requirements into sound technical solutions Use AI-assisted development tools for coding, testing, and debugging Follow and promote best practices for secure, scalable, cloud-native web application development What We're Looking For 7+ years of professional software development experience Proficiency with our core stack: Ruby on Rails, React, AWS, and PostgreSQL Proven track record of making high-impact technical decisions in complex production environments, shipping well-tested code, and giving constructive code reviews Excellent cross-functional communication, equally effective with engineers and non-technical stakeholders Experience in software architecture, system design, and scalability with a strong hands-on background Experience mentoring