Senior Kotlin Multiplatform Mobile Engineer (iOS/Android)

Jobtailor; Seattle (WA); Hybrid; USD 140,000 - 200,000; Full time

Job summary

Jobtailor is seeking a mobile engineer to design, build, and ship features for iOS and Android while coordinating backend changes. You will own releases end-to-end, extend automation, and implement tests and gates for high-quality delivery.

You will influence architecture, collaborate with product and design, and leverage AI coding agents to improve efficiency and safety. Three days per week in-office in Seattle, with production code shipping and strong API/analytics requirements.

Qualifications

• Experience shipping Kotlin Multiplatform in production.
• Ability to guide architecture decisions and platform changes.
• Strong API integration and analytics understanding.
• Automation-first quality practices and device testing.

Responsibilities

• Design, build, and ship features across iOS and Android apps, including required backend changes
• Own releases from cut to store on both platforms
• Extend release automation to reduce staffing needs and catch more issues before shipping
• Build tests, instrumentation, and review gates for high-quality releases without a manual QA pass
• Drive architecture decisions on mobile codebases through adoption
• Partner with product and design on feature prioritization and product decisions
• Use coding agents where they create leverage
• Improve tools, guardrails, and workflows for safe AI-assisted delivery
• Raise the team's engineering bar

Skills

Kotlin Multiplatform

Architecture Decision-Making

API Integration

Automation Practices

AI Coding Agent Utilization

Clear Communication

Pragmatic Judgment

Backend Development

Android Development

IOS Development

Tools

Release Automation Tools

CI/CD Tools

Job description

Jobtailor is seeking a mobile engineer to design, build, and ship features for iOS and Android while coordinating backend changes. You will own releases end-to-end, extend automation, and implement tests and gates for high-quality delivery.

You will influence architecture, collaborate with product and design, and leverage AI coding agents to improve efficiency and safety. Three days per week in-office in Seattle, with production code shipping and strong API/analytics requirements.