Develop and maintain Flutter applications for Android and iOS. Build scalable backend services, REST APIs, and microservices. Integrate third-party APIs, cloud services, payment gateways, and external platforms. Design and optimize SQL/NoSQL databases and application performance. Implement secure authentication, authorization, and user management. Perform testing, debugging, code reviews, and defect resolution. Manage CI/CD pipelines and automated deployment processes. Collaborate with UI/UX, product, and cybersecurity teams. Ensure application scalability, reliability, security, and code quality. Requirements 5+ years of full-stack application development experience. Strong hands-on experience with Flutter for Android & iOS. Backend experience using Node.js, NestJS, FastAPI, Django, or equivalent. Strong knowledge of REST APIs, JSON, API integration, authentication, and authorization. Experience with PostgreSQL, MySQL, and/or MongoDB. Knowledge of AWS or Microsoft Azure. Experience with Git, CI/CD, Docker, and Kubernetes. Good understanding of secure coding, application security, scalability, and Agile/Scrum practices. Experience with Firebase, push notifications, and mobile app publishing is preferred. Exposure to cybersecurity, SaaS, device management, digital safety, or consumer technology platforms is an added advantage.