Senior Mobile Developer (Kotlin + Swift) – Remote

About the role

FullStackFullStack is seeking a Senior Mobile Developer with deep expertise in Kotlin and Swift to join client teams on remote, project‑based assignments across Latin America. You will work closely with designers and engineers to deliver high‑performance, scalable mobile applications.

Key responsibilities

• Integrate into client development teams and collaborate daily with designers and engineers.
• Design, develop, and maintain native iOS (Swift) and Android (Kotlin) applications.
• Implement event‑streaming solutions using Kafka and work within microservices and event‑driven architectures.
• Handle data persistence and complex SQL queries within mobile‑integrated systems.
• Maintain CI/CD pipelines, perform debugging, and ensure high code quality.

Required profile

• 5+ years of professional mobile development experience.
• Advanced English proficiency.
• Completed four‑year college degree.
• Extensive experience with native Swift and Kotlin development.
• Strong background in mobile architecture, design patterns, and scalable app design.

Required skills

• Kotlin
• Swift
• Android
• iOS
• Kafka
• Microservices
• Event‑driven architecture
• SQL
• Kubernetes
• Infrastructure‑as‑Code
• Kotlin Multiplatform
• Compose Multiplatform
• React Native (plus)
• gRPC
• Protobuf
• CI/CD
• Agile/Scrum

What we offer

• Remote, flexible project‑based work with U.S. clients.
• Opportunity to join a transparent, high‑performance talent network.
• Access to innovative projects for leading global companies and Silicon Valley startups.
• Supportive environment focused on professional growth.