[Hiring] Senior Flutter Developer @Moovx

Role Description

We are seeking an experienced Senior Flutter Developer to join our team and drive the development of high-performance mobile applications for a key U.S. client in the e-commerce & retail sector. In this role, you will lead the architecture and technical execution of our Flutter-based e-commerce platform, integrating modern headless CMS systems and advanced GraphQL federation patterns.

You will partner closely with cross-functional engineering and backend teams to optimize API interactions, deliver seamless user experiences, implement secure checkout flows, and elevate coding standards across the mobile application lifecycle.

Responsibilities

• Mobile Architecture & Leadership
  • Lead the end-to-end development, technical design, and architecture of high-performance Flutter mobile applications for the e-commerce sector.
  • Participate in architectural planning discussions, mentor junior/mid-level developers, and enforce high coding standards through structured code reviews.
• Integration & GraphQL Federation
  • Seamlessly integrate mobile applications with headless CMS platforms and backend e-commerce services using both RESTful APIs and GraphQL.
  • Implement and maintain GraphQL federation patterns (including Apollo Client) to optimize data fetching, state management, and schema integration.
• Performance & User Experience
  • Ensure responsive, scalable, and high-performing UI/UX across a wide variety of iOS and Android devices.
  • Collaborate closely with backend engineers to streamline API interactions, data flow, and state consistency.
• Security & E-commerce Workflows
  • Implement secure authentication, end-to-end data encryption, and robust payment processing flows adhering to mobile security best practices.
  • Ensure strict compliance with mobile e-commerce security protocols.
• Engineering Excellence & Continuous Delivery
  • Set up and maintain CI/CD pipelines and automated testing frameworks to enhance build efficiency and software quality.
  • Continuously evaluate performance metrics, identify bottlenecks, and refine application performance.

Qualifications

• Software development experience, with demonstrated expertise as a Senior Mobile Developer specializing in Flutter.
• Hands-on experience with Apollo GraphQL, federated schemas, and modern API integration patterns (REST/GraphQL).
• Deep knowledge of Flutter state management solutions (e.g., BLoC, Riverpod, Provider).
• Proven track record of integrating mobile applications with e-commerce backends, headless CMS solutions, and payment gateways.
• Strong knowledge of mobile app security best practices, secure authentication, and PCI/payment integrations.
• Solid experience setting up CI/CD pipelines and executing automated testing strategies for mobile apps.
• Advanced / Fluent English (written and spoken) with high communication skills for direct interaction with U.S. stakeholders.
• Ability to work aligned with the CST time zone from LATAM.

Requirements

• Previous experience with large-scale retail or e-commerce platforms.
• Familiarity with native iOS (Swift) or Android (Kotlin) development to handle custom native plugins when needed.
• Experience with performance monitoring tools and crash analytics (e.g., Firebase, Sentry).
• Bachelor's degree in Computer Science, Software Engineering, or a related technical field.

Benefits

• 100% remote work from anywhere in LATAM.
• Full-time, long-term contractor role.
• Competitive compensation in USD.
• Opportunity to work directly with U.S.-based engineering leadership on high-impact retail platforms.
• High autonomy, flexibility, and a collaborative team environment.