





Mid-level mobile SDK role in metro with 3–5 years and broad skillset attracts many qualified applicants.
Specialized SDK, payments, and KYC experience creates strong domain bias and limited cross-industry transferability.
Explicit 3–5 years plus mandatory native SDK depth, security, and release engineering make filters stringent.
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Own and deliver the Flutter and React Native mobile SDKs and develop native Android (Kotlin) and iOS (Swift) SDKs for fintech payment and KYC solutions.
Build and integrate native capabilities like camera/document capture, biometric identity, secure file handling, and maintain hybrid native-web interoperability.
Implement automated release pipelines, real-device E2E testing infrastructure, monitor SDK crash rates, and directly support merchant engineering teams during integration and go-live.
3–5 years experience building and shipping production mobile applications or SDKs used by real users (published to Play Store/App Store or consumed by external teams).
Deep expertise in at least one native mobile platform: Android (Kotlin) or iOS (Swift).
Working competence in at least one cross-platform framework: Flutter (Dart) or React Native (TypeScript).
Experience with mobile release engineering including signing, provisioning, build configuration, and CI/CD processes.
Strong security awareness relevant to handling payments, KYC, card data, and personal identity information in mobile SDK code.
Empathy for merchant developer experience with ability to debug integrations on diverse real devices and communicate clearly about risk and deliverables.
Autonomous operator comfortable using AI-assisted coding tools, shipping on schedule, and growing into owning the entire mobile technical roadmap and potentially leading the mobile function.