Issarapong Poesua

iOS Software Engineer, APAC

• Pandora: Pandora powers DeliveryHero's global platform for renowned products like Foodpanda, Foodora, Yemeksepeti, and Mjam, delivering exceptional services worldwide.
  • UI framework unification: Replaced 3 legacy components with a reusable architecture used across multiple screens, improving performance, consistency, and integration speed by 5×
  • End-to-end UI test automation: Automated 28+ flows and integrated them into CI/CD pipelines, eliminating manual regression testing and stabilizing weekly releases
  • Test coverage improvement: Increased unit test coverage from 40% to 80% in one month through targeted refactors and enforceable testing standards
  • CI/CD optimization: Reduced build time by 80% and improved team velocity by introducing PR checks and automating development deployments
  • SDK integration cleanup: Consolidated multiple ad SDKs into a unified abstraction layer, simplifying debugging and reducing future integration overhead
  • Infra cost reduction: Proposed and designed a video ad caching strategy projected to save 56% in bandwidth and improve app performance
  • Reusable infrastructure components: Developed shared modules (video player, alerts, config manager) to cut duplication and accelerate delivery across squads
  • Legacy system deprecation: Led phased removal of outdated APIs in coordination with backend teams, reducing tech debt with no user impact
  • Team process improvement: Mentored engineers and improved onboarding, documentation standards, and PR/ticket review quality

iOS Engineer

• Gojek SuperApp: A super app offering diverse services ride-hailing, food delivery, payments, and more, in one platform.
• Reduced CI/CD pipeline duration by optimizing job dependencies and reusing commit hashes instead of full source checkouts, cutting build time significantly
• Improved deployment efficiency by implementing SHA-based checkout, saving the team up to 10 hours weekly in build time
• Provided technical support for build and release issues, unblocking product engineers and ensuring smooth delivery cycles
• Proposed and led development of NetworkSDK, a standardized networking layer to unify API handling across teams and improve scalability
• Designed and implemented NetworkSDK architecture focused on modularity, maintainability, and cross-app adoption
• Authored technical RFCs to align teams on NetworkSDK goals, design principles, and integration practices
• Mentored teams during integration of NetworkSDK into core apps, improving performance and code consistency
• Led end-to-end delivery of Debug Drawer tooling, guiding two engineers and introducing a flexible UI for QA and debugging tasks
• Developed remote config tools for QA to simulate geo-location behavior, enabling targeted feature testing and faster rollout validation
• Improved QA efficiency by building internal tools that reduced manual effort and increased confidence in production deployments

Software Developer (iOS)

• Nimble: A digital product studio that helps companies build better software through design, development, and product management.
  • Authentication architecture: Built scalable login flows using the VIPER pattern, improving modularity and future extensibility
  • CI/CD pipeline management: Developed and maintained Bitrise, Jenkins, and Fastlane pipelines for seamless deployment to Firebase, TestFlight, and App Store Connect
  • Secure credentials automation: Introduced the Fastlane Credentials Manager plugin to automate and safeguard secrets handling across development workflows
  • Feature development with MVVM-C: Implemented features using MVVM-C to improve code clarity, modularity, and maintainability
  • Automated testing coverage: Wrote unit and UI tests using Quick, Nimble, Appium, and Ruby, ensuring reliability of key user flows
  • Legacy code migration: Refactored Objective-C codebase to Swift and MVVM-C, modernizing architecture and enabling better testability
  • Test coverage improvement: Achieved 88% unit test coverage through a structured testing strategy and close collaboration with QA and product teams
  • Technical leadership: Promoted to project lead for a hotel booking app, managing 3 engineers and leading feature scoping and delivery execution
  • Architecture refactor: Migrated app structure from MVVM to VIPER to improve code separation and support feature scalability
  • Reusable tooling development: Created shareable Fastlane scripts to streamline build and release processes across projects
  • Test strategy alignment: Collaborated with product and QA to design test plans aligned with user behaviors and business requirements

• Bachelor of Information Engineering (Computer Engineering)