iOS Engineer

Summary

Join LaunchDarkly's Observability team as an experienced Mobile Engineer to build best-in-class telemetry solutions for mobile applications. You will redefine software release and reliability by automating processes, measuring feature rollout impacts, and simplifying incident diagnosis on Android and iOS. Your work involves collecting raw telemetry, enriching data for actionable insights, and creating real-time metrics and visualizations. You'll develop mobile SDKs, collaborate with product and UX teams, and scale the mobile data ingestion pipeline. This role requires expertise in native mobile frameworks and a passion for mobile observability. If you're passionate about empowering engineering teams with real-time data, we encourage you to apply.

Requirements

• 5+ years of experience in native mobile development with expertise in one or more of: Android Java and Kotlin iOS Swift
• Proven experience in designing, implementing, and optimizing mobile SDKs and telemetry frameworks
• Familiarity with mobile application observability tools (e.g., OpenTelemetry for mobile, Firebase Performance Monitoring, Datadog mobile)
• Experience utilizing AI tooling to enhance mobile development efficiency
• Demonstrated ability to design and maintain APIs that deliver robust mobile experiences
• Strong grasp of algorithms, data structures, concurrency, and mobile-specific performance optimization techniques
• Excellent communication and cross-functional collaboration skills
• Self-driven, curious about emerging technologies in mobile observability, and committed to continuous learning and improvement

Responsibilities

• Develop and enhance native mobile SDKs (Android Java/Kotlin and/or iOS Swift / Objective-C) for telemetry ingestion including session replay (real user monitoring),logging, tracing and metrics
• Optimize mobile data pipelines to ensure high throughput and low latency telemetry reporting
• Drive mobile-focused features end-to-end: prototype, design APIs, develop robust SDKs, and validate their performance and reliability in production environments
• Collaborate closely on enhancements to mobile-specific OpenTelemetry SDK integrations, ensuring seamless and efficient signal emission
• Partner with product managers, UX designers, and backend engineers to deliver intuitive, high-quality observability tools tailored for mobile engineers
• Actively mentor peers and foster best practices within the mobile development domain
• Participate in architecture, code, and specification reviews specifically aimed at maintaining quality and reliability of mobile observability tooling
• Contribute proactively to evolving our mobile engineering standards, processes, and tooling practices across LaunchDarkly

Preferred Qualifications

• Experience with real user monitoring in mobile applications is preferred
• Familiarity with the LaunchDarkly product and SDKs is a plus

Benefits

Restricted Stock Units (RSUs), health, vision, and dental insurance, and mental health benefits in addition to salary