
Toni Rico Diez developed and maintained core features across the RevenueCat SDKs, focusing on cross-platform purchase flows, paywall UI, and entitlement management. Working in repositories such as purchases-android and purchases-hybrid-common, Toni implemented web checkout support, dynamic purchase APIs, and robust test store environments, enabling seamless hybrid app integrations. He used Kotlin, TypeScript, and Flutter to deliver solutions like automatic backup of entitlements, enhanced error handling, and end-to-end testing frameworks. His work emphasized reliability and developer experience, addressing platform-specific challenges and ensuring consistent data handling, while also advancing API design and release safety for mobile and web ecosystems.

October 2025 monthly summary for RevenueCat SDKs (Android, iOS/macOS, Flutter, React Native, JS) focusing on delivering web checkout capabilities, expanding testing infrastructure, hardening reliability, and advancing cross-platform purchase APIs to support hybrid apps. The work emphasizes business value through expanded sales channels, robust QA, and resilient customer entitlements across ecosystems.
October 2025 monthly summary for RevenueCat SDKs (Android, iOS/macOS, Flutter, React Native, JS) focusing on delivering web checkout capabilities, expanding testing infrastructure, hardening reliability, and advancing cross-platform purchase APIs to support hybrid apps. The work emphasizes business value through expanded sales channels, robust QA, and resilient customer entitlements across ecosystems.
September 2025 engineering monthly summary highlighting cross‑repo feature delivery, reliability improvements, and business-value outcomes across RevenueCat’s mobile and web ecosystems. The team advanced cross‑platform purchasing flows, improved testing and data durability, and strengthened safeguards to prevent data loss and misconfigurations, while streamlining developer experience and CI reliability.
September 2025 engineering monthly summary highlighting cross‑repo feature delivery, reliability improvements, and business-value outcomes across RevenueCat’s mobile and web ecosystems. The team advanced cross‑platform purchasing flows, improved testing and data durability, and strengthened safeguards to prevent data loss and misconfigurations, while streamlining developer experience and CI reliability.
Monthly summary for 2025-08: Delivered cross-repo enhancements across RevenueCat SDKs (Android, React Native, Flutter, JS, and hybrid) with a focus on business value, reliability, and developer experience. Key features improved entitlements workflows, introduced robust test-store simulations, and expanded contextual offers capabilities. Privacy, data handling, and release safety were hardened, and tooling/documentation was upgraded to support faster iteration and clearer communication of changes across platforms.
Monthly summary for 2025-08: Delivered cross-repo enhancements across RevenueCat SDKs (Android, React Native, Flutter, JS, and hybrid) with a focus on business value, reliability, and developer experience. Key features improved entitlements workflows, introduced robust test-store simulations, and expanded contextual offers capabilities. Privacy, data handling, and release safety were hardened, and tooling/documentation was upgraded to support faster iteration and clearer communication of changes across platforms.
July 2025 performance across RevenueCat SDKs focused on migration readiness, build stability, and cross-platform expansion leading to a stronger and safer 9.0.0 release. Key work spanned Android, JS, hybrid, React Native, and Flutter, with multiple migrations, CI improvements, and new web-target capabilities. The month delivered concrete features, stability fixes, and clear guidance for developers migrating to 9.0.0, enabling safer testing and broader platform support.
July 2025 performance across RevenueCat SDKs focused on migration readiness, build stability, and cross-platform expansion leading to a stronger and safer 9.0.0 release. Key work spanned Android, JS, hybrid, React Native, and Flutter, with multiple migrations, CI improvements, and new web-target capabilities. The month delivered concrete features, stability fixes, and clear guidance for developers migrating to 9.0.0, enabling safer testing and broader platform support.
June 2025 engineering snapshot highlights cross-platform feature delivery and reliability improvements across Android, hybrid JS, and Flutter SDKs, focusing on business value, performance, and developer experience.
June 2025 engineering snapshot highlights cross-platform feature delivery and reliability improvements across Android, hybrid JS, and Flutter SDKs, focusing on business value, performance, and developer experience.
May 2025 performance focused on delivering cross-platform storefront capabilities, parity improvements across web and mobile, analytics integration, and more robust paywall experiences. Key changes spanned four repos, with concrete deliverables and test coverage to reduce platform-specific drift and accelerate developer adoption.
May 2025 performance focused on delivering cross-platform storefront capabilities, parity improvements across web and mobile, analytics integration, and more robust paywall experiences. Key changes spanned four repos, with concrete deliverables and test coverage to reduce platform-specific drift and accelerate developer adoption.
April 2025: Delivered cross-platform UI consistency and richer hybrid data capabilities across RevenueCat’s core repos (android, JS, hybrid-common, and Flutter). Key features include uniform gradient rendering across platforms, global debugging telemetry, async storefront country code APIs, and comprehensive hybrid platform mappings with PlatformInfo support. JS/Hybrid data model improvements added pricing phase information and anonymous user detection to align with mobile SDKs. Robustness and security improvements cover resilient JSON deserialization, a PeriodUnit export fix, and security updates in the example app tooling, complemented by Flutter min-SDK compatibility validation. Business impact includes more reliable storefront pricing and country-code handling, improved observability, safer cross-platform data exchanges, and faster, safer releases across ecosystems.
April 2025: Delivered cross-platform UI consistency and richer hybrid data capabilities across RevenueCat’s core repos (android, JS, hybrid-common, and Flutter). Key features include uniform gradient rendering across platforms, global debugging telemetry, async storefront country code APIs, and comprehensive hybrid platform mappings with PlatformInfo support. JS/Hybrid data model improvements added pricing phase information and anonymous user detection to align with mobile SDKs. Robustness and security improvements cover resilient JSON deserialization, a PeriodUnit export fix, and security updates in the example app tooling, complemented by Flutter min-SDK compatibility validation. Business impact includes more reliable storefront pricing and country-code handling, improved observability, safer cross-platform data exchanges, and faster, safer releases across ecosystems.
March 2025 performance summary for RevenueCat SDKs across hybrid-common, React Native, Android, and Flutter. Delivery focused on cross‑platform in‑app subscription management, expanded data access for subscriptions, UI polish, build stability, and enhanced diagnostics/CI. Resulted in a smoother end-user experience, easier developer integration, and stronger release quality across all platforms.
March 2025 performance summary for RevenueCat SDKs across hybrid-common, React Native, Android, and Flutter. Delivery focused on cross‑platform in‑app subscription management, expanded data access for subscriptions, UI polish, build stability, and enhanced diagnostics/CI. Resulted in a smoother end-user experience, easier developer integration, and stronger release quality across all platforms.
February 2025 Monthly Summary — RevenueCat Engineering Key features delivered (cross-repo highlights) - RevenueCat/purchases-android: Paywalls V2 delivered major UI enhancements including CarouselComponentView and page indicator animation to improve first-load perception and navigation. Expanded test coverage with ImageComponentView previews. Introduced a new overrides structure. StackComponent received substantial enhancements for scroll orientation, background images, full-space root usage, and improved sizing/clipping using spacers. Added predownload of low-resolution paywall images for perceived performance. Visual polish added with shadows to badge previews and stack-margin improvements for overlay badges. Consolidated ImageLoader usage into a single singleton for consistency. Deprecations/migrations aligned with Paywalls V2 (Footer/OriginalTemplate migration). - RevenueCat/react-native-purchases: Paywalls V2 API compatibility and deprecation update (deprecating PaywallFooterContainerView in favor of OriginalTemplatePaywallFooterContainerView) and updated docs. Release notes and SDK version bumps for 8.5.2. Purchase tester app upgraded to React Native 0.78 and related build/config updates for compatibility. - RevenueCat/purchases-flutter: CI stabilization in Flutter Doctor workflow and Paywalls V2 Footer API migration alignment. - RevenueCat/purchases-js: Added prepaid entitlement period support to align web SDK with mobile SDKs. Major bugs fixed - Resolve critical V2 UI issues: merge conflicts in Paywalls V2 codebase; shadows overlapping long edge-to-edge badges; incorrect spacers when Stack children include Fill; border rendering order corrected to draw on top of image overlays; release minification issues related to Emerge annotations fixed. - CI/test stability improvements across Flutter and RN pipelines (stabilizing flutter doctor in CI and related build config alignment). Overall impact and accomplishments - Brought Paywalls V2 closer to production readiness with cross-platform API alignment, performance improvements, and richer UI. Enhanced test coverage and documentation updates reduce risk for feature rollouts and partner integrations. - Improved release readiness and continuity across Android, React Native, Flutter, and web SDKs through updated changelogs, SDK bumps, and migration guidance. Strengthened CI/CD reliability enabling faster, safer shipping. Technologies/skills demonstrated - UI architecture and feature delivery for Paywalls V2 (Carousel, Stack, Image loading, and overrides). - Asset performance optimization (predownloads, single ImageLoader) and visual polish (shadows, borders, layout tweaks). - Cross-platform migration and deprecation discipline (V2 paywalls, Footer replacements) across Android, RN, Flutter, and JS. - CI/CD discipline and release governance (Flutter CI stability, RN 0.78 upgrade, 8.5.2 release notes).
February 2025 Monthly Summary — RevenueCat Engineering Key features delivered (cross-repo highlights) - RevenueCat/purchases-android: Paywalls V2 delivered major UI enhancements including CarouselComponentView and page indicator animation to improve first-load perception and navigation. Expanded test coverage with ImageComponentView previews. Introduced a new overrides structure. StackComponent received substantial enhancements for scroll orientation, background images, full-space root usage, and improved sizing/clipping using spacers. Added predownload of low-resolution paywall images for perceived performance. Visual polish added with shadows to badge previews and stack-margin improvements for overlay badges. Consolidated ImageLoader usage into a single singleton for consistency. Deprecations/migrations aligned with Paywalls V2 (Footer/OriginalTemplate migration). - RevenueCat/react-native-purchases: Paywalls V2 API compatibility and deprecation update (deprecating PaywallFooterContainerView in favor of OriginalTemplatePaywallFooterContainerView) and updated docs. Release notes and SDK version bumps for 8.5.2. Purchase tester app upgraded to React Native 0.78 and related build/config updates for compatibility. - RevenueCat/purchases-flutter: CI stabilization in Flutter Doctor workflow and Paywalls V2 Footer API migration alignment. - RevenueCat/purchases-js: Added prepaid entitlement period support to align web SDK with mobile SDKs. Major bugs fixed - Resolve critical V2 UI issues: merge conflicts in Paywalls V2 codebase; shadows overlapping long edge-to-edge badges; incorrect spacers when Stack children include Fill; border rendering order corrected to draw on top of image overlays; release minification issues related to Emerge annotations fixed. - CI/test stability improvements across Flutter and RN pipelines (stabilizing flutter doctor in CI and related build config alignment). Overall impact and accomplishments - Brought Paywalls V2 closer to production readiness with cross-platform API alignment, performance improvements, and richer UI. Enhanced test coverage and documentation updates reduce risk for feature rollouts and partner integrations. - Improved release readiness and continuity across Android, React Native, Flutter, and web SDKs through updated changelogs, SDK bumps, and migration guidance. Strengthened CI/CD reliability enabling faster, safer shipping. Technologies/skills demonstrated - UI architecture and feature delivery for Paywalls V2 (Carousel, Stack, Image loading, and overrides). - Asset performance optimization (predownloads, single ImageLoader) and visual polish (shadows, borders, layout tweaks). - Cross-platform migration and deprecation discipline (V2 paywalls, Footer replacements) across Android, RN, Flutter, and JS. - CI/CD discipline and release governance (Flutter CI stability, RN 0.78 upgrade, 8.5.2 release notes).
January 2025 performance summary focusing on delivering business value, improving debugging, and laying groundwork for future UX improvements across iOS, Android, and Flutter. The month emphasized cross-repo collaboration, reliability in releases, and strengthening entitlement and paywall experiences. Highlights include new Swift APIs for web purchase redemption, enhanced error visibility, richer Paywalls V2 UI capabilities, and CI release process improvements that reduce friction in production deployments.
January 2025 performance summary focusing on delivering business value, improving debugging, and laying groundwork for future UX improvements across iOS, Android, and Flutter. The month emphasized cross-repo collaboration, reliability in releases, and strengthening entitlement and paywall experiences. Highlights include new Swift APIs for web purchase redemption, enhanced error visibility, richer Paywalls V2 UI capabilities, and CI release process improvements that reduce friction in production deployments.
December 2024 Performance Summary: Delivered cross‑platform Web Redemption enhancements, UI upgrades for Paywalls V2, and reliability improvements across Android, hybrid-common, React Native, JS, and Flutter SDKs. Key deliverables include naming alignment and improved parsing for web purchase redemptions, a stable redemption API with improved error handling (including renaming AlreadyRedeemed to PurchaseBelongsToOtherUser), and cross‑platform parsing support for strings and URLs. Paywalls V2 UI introduced Markdown rendering, new ImageComponentView and ButtonComponentView, a StickyFooter, PurchaseButton, and image previews, boosting monetization UX. Reliability improvements stabilized the codebase with a merge-issue fix and added integration tests for server reachability and error handling. Diagnostics features were introduced in hybrid-common and RN SDKs, enabling better performance monitoring, while analytics integrations with Kochava and Tenjin were added in React Native. The JS SDK released v0.14.0 with localization and improved price conversion handling; the Flutter SDK added Web Redemption Links support. On the CI/build side, dependency updates now run on macOS to resolve Cocoapods issues, improving automation reliability.
December 2024 Performance Summary: Delivered cross‑platform Web Redemption enhancements, UI upgrades for Paywalls V2, and reliability improvements across Android, hybrid-common, React Native, JS, and Flutter SDKs. Key deliverables include naming alignment and improved parsing for web purchase redemptions, a stable redemption API with improved error handling (including renaming AlreadyRedeemed to PurchaseBelongsToOtherUser), and cross‑platform parsing support for strings and URLs. Paywalls V2 UI introduced Markdown rendering, new ImageComponentView and ButtonComponentView, a StickyFooter, PurchaseButton, and image previews, boosting monetization UX. Reliability improvements stabilized the codebase with a merge-issue fix and added integration tests for server reachability and error handling. Diagnostics features were introduced in hybrid-common and RN SDKs, enabling better performance monitoring, while analytics integrations with Kochava and Tenjin were added in React Native. The JS SDK released v0.14.0 with localization and improved price conversion handling; the Flutter SDK added Web Redemption Links support. On the CI/build side, dependency updates now run on macOS to resolve Cocoapods issues, improving automation reliability.
November 2024: Delivered and stabilized cross-repo SDK features and API improvements that enable richer analytics integration, robust web purchase redemption, and stronger reliability across Android and JavaScript SDKs. The work emphasizes business value through improved per-user analytics, safer API evolution, and higher test stability, while showcasing strong cross-team collaboration and platform-wide impact.
November 2024: Delivered and stabilized cross-repo SDK features and API improvements that enable richer analytics integration, robust web purchase redemption, and stronger reliability across Android and JavaScript SDKs. The work emphasizes business value through improved per-user analytics, safer API evolution, and higher test stability, while showcasing strong cross-team collaboration and platform-wide impact.
October 2024 monthly summary focusing on key accomplishments, major bug fixes, and business impact across RevenueCat's React Native and Android repos. Delivered stability improvements for paywall and UI, and introduced experimental web purchase redemption via RCBilling; set groundwork for broader cross-platform features.
October 2024 monthly summary focusing on key accomplishments, major bug fixes, and business impact across RevenueCat's React Native and Android repos. Delivered stability improvements for paywall and UI, and introduced experimental web purchase redemption via RCBilling; set groundwork for broader cross-platform features.
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