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Product Manager – Mobile Platform

Job Overview

Location

European Union

Job Type

Full-time

Category

Product Manager

Date Posted

May 21, 2026

Full Job Description

📋 Description

  • Own end-to-end product lifecycle for mobile applications on iOS and Android, from ideation to post-release monitoring, with absolute accountability for performance and execution.
  • Manage and prioritize a refined product backlog of features, bugs, and improvements, ensuring alignment with business goals and user needs.
  • Lead feature discovery through competitive benchmarking, user research, and market analysis of top-performing mobile apps in health, education, and entertainment sectors.
  • Enforce pixel-perfect mobile UI/UX standards, identifying and resolving micro-alignment issues across multiple device types and screen sizes.
  • Optimize app store presence on both Apple App Store and Google Play Store through strategic management of descriptions, screenshots, keywords, ratings, and reviews.
  • Monitor app performance in real time post-release, resolving crashes, ANRs, and performance anomalies immediately through proactive alerting and thresholds.
  • Design and optimize in-app user flows including onboarding, paywalls, subscription journeys, and core product interactions to maximize retention and conversion.
  • Execute and analyze product analytics using Mixpanel, tracking metrics such as funnels, heatmaps, and session replays to drive backlog prioritization.
  • Own push notification strategy including roadmap development, audience segmentation, A/B testing, and optimization to maximize user engagement and retention.
  • Ensure mobile performance benchmarks are met for load times, memory usage, battery consumption, and app size across all supported devices.
  • Deliver native-feeling experiences by strictly adhering to iOS Human Interface Guidelines and Android Material Design principles.
  • Coordinate app store submissions, phased rollouts, and rollback strategies for iOS and Android releases, ensuring compliance with platform requirements.
  • Provide detailed, twice-daily feedback to development, QA, and data teams to maintain alignment, resolve blockers, and accelerate delivery.
  • Facilitate daily coordination between Product Owner, QA engineers, developers, and data analysts to ensure synchronized execution and timely delivery.
  • Apply deep knowledge of mobile app architecture, API design, and native vs. cross-platform trade-offs to inform technical decisions and roadmap priorities.
  • Leverage AI tools such as ChatGPT-5 and Anthropic to enhance product operations, automate workflows, and accelerate decision-making.
  • Conduct mobile A/B testing using established frameworks to validate hypotheses and improve product outcomes.
  • Maintain continuous competitive intelligence by analyzing top apps in target verticals to inform design, feature, and UX improvements.
  • Use data-driven KPIs including DAU/MAU, retention rates, and LTV to guide product decisions and measure success.
  • Maintain hands-on mastery of mobile analytics platforms including Firebase, Adjust, and AppsFlyer for attribution and user behavior analysis.

Skills & Technologies

Go
Ruby
iOS
Android
Mobile
Remote
Degree Required

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Ruby Labs Ltd. logo
Ruby Labs Ltd.
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About Ruby Labs Ltd.

Ruby Labs Ltd. is a London-based product studio that builds and scales consumer subscription mobile and web applications. The company focuses on health, wellness, and productivity verticals, developing apps such as Hint, Able, and the award-winning fitness platform FitCoach. Using data-driven growth and proprietary technology, Ruby Labs rapidly prototypes, launches, and iterates products to serve millions of global users. The team combines engineering, product design, and performance marketing expertise to create sustainable digital businesses. Founded in 2018, Ruby Labs operates a portfolio of self-funded apps, emphasizing user privacy, scientific validation, and long-term customer value.

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