Senior Mobile and Frontend Software Engineer

About the Role

We are looking for a Software Engineer with a strong focus on Mobile and Frontend development for a connected device infrastructure project. This role is centered on building a seamless and robust user experience, ensuring efficient communication between the mobile application, AWS cloud services, and physical devices through low-energy protocols.

What You’ll Be Doing

• Develop and maintain the mobile application built with React Native and Expo EAS, actively deploying to iOS and Android.
• Implement and optimize WebSocket communication between the app and the backend (ALB/Django) for real-time updates.
• Configure complex onboarding flows, including direct communication with residential devices via BLE (Bluetooth Low Energy) for WiFi credential transfer.
• Collaborate on integrating the app with AWS cloud services (Fargate, RDS, ElastiCache).
• Maintain and occasionally improve the internal administrative interface based on Django Admin UI.

Required Qualifications

• 5+ years of software development experience, with at least 3 years specializing in React Native.
• Proven experience with Expo EAS, app store deployments (App Store / Play Store), and BLE integration.
• Solid knowledge of WebSockets and API consumption within AWS environments.
• English C1 preferred (minimum B2) for daily collaboration with U.S.-based teams.
• Must be based in Latin America.

Compensation & Work Arrangement

• Monthly compensation: $2,500 - $3,500 USD 
• Project duration: Approximately 4 months
• Contract type: Independent Contractor
• Work model: 100% Remote
• Availability: 40 hours per week



What We Offer

• Flexible PTO
• Professional growth opportunities
• A collaborative, supportive team