Job Description

Responsibilities

• Build and own mobile SDKs for identity, authentication, fraud detection, device-signal collection, and emerging agentic identity use cases.
• Partner with product and engineering leadership to set direction, translate customer needs into capabilities, and deliver roadmap features.
• Collaborate across Twilio and Stytch on architecture, platform integration, and cross-team initiatives.
• Author design documents, drive technical decisions, review code, and maintain ownership of shipped systems.
• Improve production quality and resilience through observability, incident response, and remediation.
• Mentor engineers through pairing, feedback, and knowledge sharing.

Requirements

• At least 6 years of professional mobile engineering experience designing, building, and maintaining mobile applications.
• Android development experience with fluency in Kotlin or Java.
• Expertise with mobile development ecosystems, frameworks, and third-party libraries.
• Strong understanding of software engineering practices, monitoring, observability, and maintainable systems.
• Experience making high-impact technical decisions and leading technical initiatives.
• Bachelor’s degree in Computer Science or related industry experience.
• Ability to work non-standard hours, including weekend and holiday on-call rotations.
• Excellent written and verbal communication, collaboration, and stakeholder-alignment skills.
• iOS development experience is desired.
• Familiarity with Kotlin Multiplatform, C, C++, Swift, or Go is desired.
• Experience building developer tools or SDKs is desired.

Benefits

• Remote-first role based in the US or Canada, with occasional travel for project or team meetings.
• Competitive pay, healthcare insurance, retirement savings/401(k), paid sick time, paid personal time off, paid parental leave, wellness leave, and other benefits that vary by location.
• May be eligible for equity and a corporate bonus plan.
• Participation in a weekend and holiday on-call rotation may be required.

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