8+ years
mobile development
Analyst Programmer
Darren WuSenior Mobile Engineer building production iOS and React Native apps.
I help teams ship reliable mobile products through native iOS development, React Native adoption, CI/CD workflows, release operations, and cross-functional collaboration.
Mobile Delivery Profile
iOS, React Native, CI/CD, demos
50%
helped reduce release iteration time through CI/CD improvements
iOS + RN
production delivery, release workflow, and mentoring
What I Deliver
Mobile engineering work that moves products from idea to release.
Production iOS Development
Build, maintain, debug, and release native iOS applications with attention to production stability and user-facing quality.
SwiftSwiftUIUIKitXcodeApp Store
React Native Adoption
Help teams introduce React Native into mobile workflows for cross-platform feature delivery when it fits the product context.
React NativeReactTypeScriptJavaScript
CI/CD and Release Operations
Improve build, versioning, and release workflows with GitLab CI, Jenkins, and Bitrise to shorten product iteration cycles.
GitLab CIJenkinsBitriseRelease
Feasibility Demo Implementation
Build prototypes, internal tools, fake servers, and integration demos to help teams validate uncertain product or technical directions.
PrototypeInternal toolsFake serverIntegration demo
Team Support
Support requirement analysis, task breakdown, code review, junior developer guidance, documentation, and technical troubleshooting.
PlanningCode reviewMentoringDocumentation
Experience
Production mobile work across commerce and sports technology.
Senior iOS Programmer → Analyst Programmer
Shoalter Technology
2022-06 -2026-04
Developed and maintained e-commerce mobile features across native iOS and React Native surfaces.
- Helped introduce React Native into the mobile development workflow for cross-platform feature delivery.
- Built and improved GitLab CI workflows, reducing release iteration time by approximately 50%.
- Expanded responsibilities into requirement analysis, task breakdown, and implementation planning for mobile features.
Senior iOS Developer
新儀科技
2017-09 -2021-04
Built and maintained mobile software services in the sports technology domain with cross-functional product teams.
- Maintained multiple production iOS applications, including new feature development, bug fixes, release support, and App Store submission workflows.
- Extracted reusable modules and documented shared implementation patterns for team reuse.
- Built CI/CD workflows with Jenkins and Bitrise, reducing product iteration time by around 50%.
Selected Project
Pose Coach
A sports motion analysis side project using Apple Vision-related technology to explore pose detection and coaching workflows.
Visit projectRole
Mobile product implementation and maintenance
Approach
Built around iOS app development, motion detection exploration, local data handling, and product iteration.
Result
Live product and continuing technical exploration across mobile UX, sports coaching needs, and production maintenance.
Selected Writing
Technical notes from shipping and maintaining apps.
Need a mobile engineer who can ship and support production apps?
Outside of work, I keep writing technical notes, enjoy improving my Vim-based workflow, follow baseball, and live with two cats.
Contact Darren