Senior Mobile Developer | AWS Serverless

Ncs; Taguig; On-site; PHP 1,200,000 - 1,900,000; Full time

Job summary

NCS in the Philippines is seeking a Senior Flutter Engineer to design, develop, and optimize cross-platform mobile applications using Flutter and Dart, collaborating with backend, product, UI/UX, and cloud teams.

You will work with serverless AWS architectures, REST APIs, and security-focused delivery, mentoring juniors and driving CI/CD, testing, monitoring, and deployment across mobile and cloud components.

Qualifications

• 5+ years of professional software/mobile application development experience.
• Strong Flutter and Dart production-grade expertise.
• Experience with AWS serverless architecture and services.

Responsibilities

• Design, develop, and maintain cross-platform mobile apps using Flutter and Dart.
• Lead the technical design and architecture of Flutter apps for scalability and security.
• Integrate mobile apps with REST APIs and AWS serverless components.
• Implement authentication and authorization with cloud services.
• Collaborate with Product, UI/UX, Backend, QA, DevOps, and Cloud teams.

Skills

Flutter

Dart

AWS Serverless

REST APIs

CI/CD

Leadership

Security

Tools

AWS Lambda

API Gateway

DynamoDB

Cognito

S3

CloudWatch

Job description

We are looking for a Senior Flutter Engineer with deep expertise in Flutter/Dart development and strong hands-on experience with AWS Serverless technologies. The role will be responsible for designing, developing, and optimizing scalable cross-platform mobile applications while working closely with backend, product, UI/UX, and cloud engineering teams.

The ideal candidate is highly experienced in building production-grade Flutter applications and understands how mobile applications integrate with serverless cloud architectures, APIs, authentication, databases, and event-driven services on AWS.

Key Responsibilities

• Design, develop, and maintain high-quality cross-platform mobile applications using Flutter and Dart.
• Lead the technical design and architecture of Flutter applications, ensuring scalability, maintainability, security, and performance.
• Develop and integrate mobile applications with RESTful APIs, backend services, and AWS serverless components.
• Design and implement solutions using AWS Lambda, API Gateway, DynamoDB, S3, Cognito, CloudWatch, and other relevant AWS services.
• Work with serverless and event-driven architectures to support scalable mobile applications.
• Implement secure authentication and authorization using services such as Amazon Cognito and API-based security mechanisms.
• Optimize application performance, reliability, responsiveness, and resource utilization across mobile and cloud components.
• Implement state management using frameworks such as Bloc, Cubit, Provider, Riverpod, or equivalent.
• Establish and maintain coding standards, design patterns, testing practices, and code review processes.
• Collaborate closely with Product, UI/UX, Backend, QA, DevOps, and Cloud teams throughout the software development lifecycle.
• Troubleshoot complex application, API, integration, and cloud-related issues.
• Mentor junior and mid-level developers and provide technical guidance on Flutter and mobile engineering best practices.
• Contribute to CI/CD pipelines, automated testing, monitoring, logging, and mobile application deployment.

Required Qualifications

• 5+ years of professional software/mobile application development experience, with significant hands-on experience in Flutter.
• Strong and proven expertise in Flutter and Dart, including production-grade mobile application development.
• Strong understanding of Flutter architecture, widget lifecycle, asynchronous programming, navigation, dependency injection, and state management.
• Hands-on experience with AWS Serverless architecture and services, particularly:
• AWS Lambda
• Amazon API Gateway
• Amazon DynamoDB
• Amazon Cognito
• Amazon S3
• Amazon CloudWatch

• Strong experience integrating Flutter applications with REST APIs and cloud-based backend services.
• Solid understanding of serverless architecture, API design, authentication, authorization, event-driven systems, and cloud application architecture.
• Experience with CI/CD, Git, automated testing, debugging, and mobile application deployment.
• Strong understanding of mobile application security, performance optimization, and scalability.
• Experience with at least one Flutter state-management approach such as Bloc/Cubit, Riverpod, Provider, or equivalent.
• Strong problem-solving, communication, collaboration, and technical leadership skills.

Nice to Have

• Experience with AWS SAM, AWS CDK, Serverless Framework, or Terraform.
• Experience designing and implementing event-driven/serverless systems using services such as SQS, SNS, EventBridge, or Step Functions.
• Experience with Firebase, push notifications, analytics, crash reporting, or remote