Mobile Engineer (iOS)

Listed as a remote role based in Portugal. This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Mobile Engineer (iOS) based in Portugal. As a Mobile Engineer (iOS), you will play a key role in building a next-generation mobile experience powered by advanced AI capabilities. You will own the iOS application from concept to production, creating intuitive, high-performance features that enable users to complete real-world tasks with minimal effort. Working alongside backend, machine learning, and product teams, you will design seamless AI-driven interactions while ensuring exceptional reliability, responsiveness, and usability. This hands-on position offers the opportunity to solve complex technical challenges, influence product direction, and contribute to innovative mobile experiences in a fast-paced, collaborative, and remote-first environment. Accountabilities Design, develop, and maintain high-quality iOS applications using Swift and SwiftUI. Build and integrate AI-powered features through backend APIs, delivering seamless and intuitive user experiences. Design user interaction patterns for AI features, including streaming responses, loading states, retries, and graceful error handling. Optimize application performance, memory consumption, battery efficiency, and overall responsiveness across a wide range of iOS devices. Capture user behavior and product feedback to support AI model evaluation and continuous product improvements. Collaborate closely with backend, machine learning, and product teams to define APIs, improve system behavior, and deliver production-ready features. Maintain high standards for application stability, code quality, monitoring, and App Store readiness. Troubleshoot production issues, perform root cause analysis, and continuously improve application reliability and performance. Requirements Minimum 3 years of professional experience developing iOS applications using Swift. Strong hands-on experience with SwiftUI, asynchronous programming (async/await), concurrency, and background task management. Proven experience building, deploying, and maintaining production-grade iOS applications. Experience integrating AI-powered features or intelligent backend services into mobile applications. Solid understanding of iOS performance optimization, memory management, and battery efficiency best practices. Familiarity with mobile architectures, RESTful APIs, SQL and/or NoSQL databases, and modern development workflows. Exposure to CoreML, TensorFlow Lite, or other on-device machine learning technologies is considered an advantage. Experience with feature flagging, remote configuration systems, or experimentation frameworks is a plus. Strong problem-solving abilities, attention to detail, and a user-centric approach to designing trustworthy AI interactions. Excellent communication and collaboration skills, with the ability to work effectively in cross-functional and distributed teams. Benefits Fully remote full-time position with the flexibility to work from Europe. Opportunity to build innovative AI-powered mobile products used at scale. High level of ownership and influence over product and technical decisions. Collaboration with a highly skilled, multidisciplinary engineering and AI team. Exposure to cutting-edge mobile technologies, artificial intelligence, and modern software development practices. Fast-paced, collaborative environment that values autonomy, innovation, and continuous learning. Transparent recruitment process with timely feedback throughout every stage. Excellent opportunities for professional growth and long-term career development. How Jobgether Works We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best! Why Apply Through Jobgether? Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. Show more Show less Seniority level Not Applicable Employment type Full-time Job function Engineering and Information Technology Industries Internet Marketplace Platforms