Lead IOS Engineer

Ruby Labs is a leading tech company that creates and operates innovative consumer products across the health, education, and entertainment industries.

• 8+ years of iOS development experience, including 2+ years in a lead or tech-lead capacity.
• Proven track record shipping and scaling B2C subscription-based apps at significant user volume.
• Deep expertise in Swift, Swift Concurrency, and advanced language features; ability to set idiomatic standards across a team.
• Mastery of StoreKit 2, subscription monetization architecture, entitlement/receipt validation at scale, paywall experimentation, and pricing/offer strategy.
• Strong architectural leadership including large-scale modular architectures, dependency management (SPM), design systems, and cross-team API contracts.
• Experience owning CI/CD at scale (Xcode Cloud, Fastlane, GitHub Actions, Bitrise), automated release trains, phased rollouts, and code-signing automation.
• Deep performance engineering: app startup, memory optimization, rendering pipeline, and Instruments-driven diagnosis.
• Comprehensive testing strategy ownership: unit, UI, snapshot, and contract testing with meaningful coverage goals.
• Experience integrating AI-driven product features and championing AI-assisted development practices.
• Strong technical leadership, mentorship, stakeholder communication, and cross-functional collaboration skills.

• Define and own the technical vision, architecture, and long-term roadmap for the iOS platform.
• Lead, mentor, and grow a team of iOS engineers; set coding standards and review practices.
• Make high-impact architectural decisions and drive modularization/scalability across the codebase.
• Own CI/CD strategy, release management, and deployment reliability.
• Partner with product and design leadership to translate business goals into technical execution.
• Establish observability, performance budgets, and quality gates.
• Remain hands-on: contribute to critical features and complex problem-solving.

Applicants must be located within approximately ± 4 hours of CET timezone to ensure optimal collaboration and communication during working hours.