Senior Ios Mobile Developer

Senior iOS Mobile Developer ( PART-TIME - 4 hours per day ). International job opportunity Project Duration= 3+ months.

We are supporting our client, a fast-growing consumer platform in the events industry, in finding a self-driven Senior iOS Developer. The app is built with React Native and Supabase, with strong mapping and geolocation features.

• Work as part of SAP Empowered Product Teams, design, develop, and maintain frontend application features for cross platform mobile SAP Service and Asset Manager.
• Actively collaborate with product manager to clarify customer problems and feature requirements.
• Collaborate with UX designers to ensure seamless user experience following SAP Fiori Design Guidelines for iOS, Android, and Windows; follow Figma design for the application.
• Ensure high performance and responsiveness of developed features.
• Collaborate with backend integration service developers to align on OData Service features and requirements for frontend integration.
• Use S/4HANA system and its business processes and data objects; set up test data, perform end-to-end testing, and validate features against S/4HANA.
• Conduct thorough testing (unit, integration, and UI automation); work with quality engineers to debug, fix bugs, crashes, and performance issues.
• Collaborate with technical writers for product documentation; follow agile development practices; participate in daily scrums, backlog grooming, and provide quality effort estimates.
• Provide quick investigation and resolution to assigned customer incidents from ServiceNow; follow incident processes and create JIRA issues and SAP Notes as needed.
• Maintain communication and documentation in English; coordinate with lead MDK developer and SAP development manager on vacations or absences to minimize impact.

Must-Haves

• 5+ Years React Native; 4+ Years Swift; 3+ Years Relational Database;
• 1+ Years AI Development tools (Cursor, Windsurf, or Claude Code) – nice to have;
• Strong experience with React Native and TypeScript (for mobile apps); Expo experience;
• Experience with UI/UX design principles, responsive layouts; secure coding practices for payments; testing frameworks (Jest, Detox);
• CI/CD pipelines experience; RESTful APIs and GraphQL; performance optimization and debugging tools;
• Fluent English; able to relocate to Portugal (for Aubay listing) if applicable in context;

Nice to Have

• Supabase familiarity.
• Experience with AWS, Firebase, Android, iOS publishing, push notifications, and in-app review flows.
• Docker, CDN, and networking basics for real-time apps; accessibility and internationalization.

What can you expect from us?

• Professional development and constant evolution of your skills; opportunities to work outside Brazil; collaborative, diverse environment.

• Health insurance; Life insurance; Gympass; TCS Cares – 0800 psychological, legal, social and financial assistance; Reimbursement of Certifications; Free TCS Learning Portal; International experience opportunity; Partner with universities and language schools; Bring Your Buddy referral bonus; Recognition programs; Mentoring platform.

At TATA Consultancy Services we promote an inclusive culture and do not discriminate based on gender, disability, religion, sexual orientation, race or nationality; all opportunities are based on skills and qualifications.

Job Location: San Francisco, CA, US (Remote)

Job Title: Senior Mobile Developer

Job Type: Full-Time

We're a rapidly scaling healthtech platform connecting healthcare facilities with on-the-ground professionals. Our app helps nurses access flexible shifts while facilities deliver patient care. As a Senior Mobile Developer, you'll build technology that makes a real-world impact—at scale.