Job
Description
About the Role: We are hiring a Backend Developer with strong expertise in Node.js (Express) and AWS serverless infrastructure to join our high-impact mobile application development team. This is a hands-on development role where you will be responsible for architecting and implementing robust APIs, managing integrations with wearables and third-party health data platforms, and enabling AI/ML-powered features through seamless data pipelines. You will be a key player in delivering a cutting-edge mobile solution that helps users monitor and improve their health while also managing carers and accessing essential community servicesall in one place. Key Responsibilities: Design, build, and maintain scalable and secure RESTful APIs using Node.js (Express) hosted on AWS Lambda or EC2 . Integrate data ingestion from smart devices (Apple HealthKit, Google Fit, Fitbit, etc.), healthcare platforms, and manual user inputs. Work with AWS services including Lambda, API Gateway, S3, Cognito, and CloudWatch to develop and deploy backend infrastructure. Implement real-time data sync, user authentication, and role-based access control. Develop and manage database schemas using Amazon Aurora (PostgreSQL) or DynamoDB for optimal performance and scalability. Collaborate with the AI/ML team to enable integration with Amazon SageMaker for predictive analytics and personalised health insights. Support OCR integrations using Amazon Textract and Rekognition to process uploaded health documents. Ensure high levels of data security and compliance , especially for sensitive healthcare data. Work closely with the Flutter frontend developers , Technical Architect , and DevOps team to ensure seamless integration and deployment. Participate in code reviews, maintain documentation, and contribute to continuous integration and deployment (CI/CD) pipelines. Initial Phase Deliverables: Phase 1: API integrations for wearable data, manual data input, and external healthcare sources Core backend for user dashboard, carer management, and service booking Emergency assistance backend and real-time alerts Secure deployment using AWS infrastructure Phase 2: AI/ML integration for intelligent insights and recommendations Life Expectancy Indicator logic and data aggregation OCR pipeline and document management features Ongoing scalability and performance enhancements Required Skills & Experience: 35 years of experience in Node.js (Express) backend development Solid understanding of AWS architecture and services like Lambda, API Gateway, S3, CloudWatch, and EC2 Strong experience with REST APIs , serverless frameworks, and API security (OAuth2/JWT) Familiarity with PostgreSQL (Amazon Aurora) or DynamoDB database design and optimisation Hands-on experience integrating third-party APIs , especially health-related SDKs and platforms Familiarity with mobile-first backend development, working closely with Flutter or mobile frontend teams Excellent debugging, performance tuning, and documentation skills Strong understanding of asynchronous programming, error handling, and data validation Nice to Have: Experience working with OCR (Textract, Rekognition) or AI/ML services (SageMaker) Prior work in healthcare tech , caregiver platforms , or IoT integrations Exposure to WebSockets , push notifications, and real-time service booking systems Knowledge of DevOps tools for deployment, CI/CD, and monitoring (GitHub Actions, CodePipeline, etc.) AWS Certification (Developer Associate / Solutions Architect) What We Offer: Opportunity to work on an innovative health-focused mobile platform impacting real lives A dynamic and collaborative startup environment Competitive salary and performance-based incentives Growth opportunities into DevOps, AI integration, or technical leadership Work with cutting-edge AWS technology stack and AI-driven architecture How to Apply: Send your resume and a short cover letter to careers@a1disabilitysupportcare.com.au Subject: Backend Developer – Mobile Health App – Mumbai (Very Important: You NEED TO copy-paste this subject above in the subject field of the email)
