Senior Mobile Fullstack Engineer (Node.js + React Native) Lisboa

Senior Mobile Fullstack Engineer (Node.js + React Native)
Lisboa
Lisboa, Lisboa, Portugal

We are seeking a Senior Mobile Engineer with strong expertise in React Native for
- platform mobile app development and solid backend development experience using Node. js. You will play a key role in designing, building, and maintaining scalable mobile applications and backend services, while collaborating closely with product managers, designers, and other engineers.
Project is a development of a new hybrid mobile application (i
OS + Android) designed specifically to support family caregivers of those with Alzheimer’s disease.
Requirements:
5+ years of software development experience, with at least 3+ years in mobile development using React Native.
3+ years of experience building backend services with Node. js.
Proficiency with Java
Script and Type
Script.
Deep understanding of mobile app architecture, navigation patterns, and performance optimization.
Familiarity with RESTful APIs, Graph
QL, and
- party API integrations.
Experience with mobile debugging, logging, and analytics tools (e. g. , Flipper, Firebase, Sentry).
Experience with cloud services such as AWS, Google Cloud, or Azure.
Knowledge of CI/CD tools and mobile app deployment (App Store, Google Play).
Strong understanding of version control (Git) and Agile methodologies.
Excellent
- solving and communication skills.
Nice to Have
Experience with state management tools like Redux, Zustand, or Recoil.
Knowledge of native development (Swift, Objective-C, Kotlin, or Java).
Experience with Docker and containerized backend services.
Responsibilities:
Lead the development of
- quality, scalable, and performant mobile applications using React Native.
Design and implement robust backend services and APIs with Node. js.
Optimize app performance across Android and i
OS platforms.
Participate in architectural decisions and code reviews, enforcing best practices in mobile and backend development.
Mentor junior engineers and contribute to a culture of continuous improvement.
Collaborate
- functionally with UI/UX designers, QA, and product managers to deliver a seamless user experience.
Ensure application security, stability, and scalability through effective engineering practices.
Implement CI/CD pipelines and maintain automated testing frameworks.