Staff Software Engineer, Mobile (P4)

At Twilio, we're shaping the future of communications. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Join the team as Twilio's next Staff Mobile Software Engineer for Stytch, where you'll shape the next generation of identity and fraud prevention products. You will build mobile SDK products that power authentication, fraud detection and prevention as well as emerging agentic identity use cases. You'll partner closely with product and engineering leadership to design and deliver high-impact customer-facing features, and evolve our platform for Twilio's scale. Responsibilities: Build and own the mobile SDKs for Stytch's identity and fraud detection platforms on Twilio Partner with Product and Engineering leadership to set direction and deliver high-impact roadmap features Collaborate across Twilio and Stytch teams to align on architecture and integrate platform capabilities Operate with deep technical ownership, authoring design docs and driving key technical decisions Build in ambiguity, breaking down complex problems and making pragmatic tradeoffs Improve production quality and resilience through strong observability and incident response Mentor and support other engineers through pairing, feedback, and knowledge-sharing Qualifications: 6+ years of professional mobile engineering experience Android development experience, fluent in Kotlin or Java Expertise in mobile development ecosystems, frameworks, and 3rd party libraries Deep understanding of software engineering best practices, including monitoring, observability, and building maintainable systems Experience making high-impact technical decisions and leading technical initiatives A proven track record of driving technical excellence while keeping customer needs at the center of your work Exceptional communication and collaboration skills Bachelor's degree in Computer Science or related industry experience Location: Remote - Canada (Ontario, British Columbia, or Alberta) What We Offer: Competitive pay ($160,320 - $200,400) Generous time off Ample parental and wellness leave Healthcare Retirement savings program And much more Job Data by YubHub .