Senior Flutter Developer

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

1. 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.

2. 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.

3. 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.

4. 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.

5. 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.