Zinade Tech is a committed to empowering businesses through innovative software solution, accelerating growth and driving efficiency Job Description This is a remote position. Position: Mobile Application Developer (iOS & Android) Location: Remote (Colombia) Employment Type: Full-Time / Contract About the Role We are seeking a skilled iOS & Android App Developer with experience in fintech, ecommerce, and SaaS applications . The ideal candidate will build secure, scalable, and high-performance mobile applications with payment system integration, backend connectivity, and user-friendly experiences . This role requires expertise in mobile development and backend payment system setup , ensuring secure transactions and seamless user interactions. Responsibilities Develop and maintain mobile applications for iOS and Android Build responsive, high-performance mobile experiences Integrate APIs and backend services Optimize applications for security and scalability Implement payment system functionality and transaction flows Work with product and design teams to enhance UX Debug and resolve performance issues Implement secure payment flows and encryption Work with backend services for transaction processing Ensure compliance with financial security standards Handle API-based payment and subscription systems Fintech, Ecommerce & SaaS Features Develop subscription and recurring billing systems Implement ecommerce cart and checkout functionality Work with SaaS user authentication and account systems Optimize mobile experiences for business applications Participate in code reviews and development standards Write clean, scalable, and maintainable code Stay updated with mobile development trends Collaborate with backend and product teams Requirements Technical Skills Experience with Swift, Kotlin, Flutter, or React Native Knowledge of RESTful APIs and backend integration Experience integrating payment systems and gateways Understanding of mobile security and encryption Experience with Git and version control Familiarity with database systems (SQLite, Firebase, etc.) Payment & Fintech Experience (Preferred) Payment gateway integration (Stripe, PayPal, PayU) Transaction security and compliance Subscription and billing systems Financial API integrations SaaS & Ecommerce Experience (Preferred) User authentication and account systems Ecommerce checkout and cart functionality API-based subscription models Performance optimization for business applications Soft Skills Strong problem-solving abilities Ability to work remotely Team collaboration mindset Compensation Competitive remote salary (based on experience) #J-18808-Ljbffr