Cloud - Backend Developer

Corsano Health is looking for an enthusiastic and hands-on Cloud - Backend Developer to strengthen our engineering team at The Hague Tech. This is an exciting opportunity for someone eager to design, build, and operate a secure, scalable cloud platform in the rapidly evolving Med-Tech industry. If you're passionate about AWS, backend services, data processing, and security-by-design, this is the perfect chance to make an impact on patients' lives.

Corsano Health is at the forefront of developing, producing, and selling medically certified wearables for continuous vital sign monitoring. Our flagship product, the Corsano Solution, is a CE-MDR-certified and FDA-cleared system designed to monitor vitals such as heart rate, blood pressure, respiratory rate, saturation and temperature. Our cloud platform runs on AWS and is designed following ISO 27001 best practices for information security, privacy and resilience.

As a Cloud - Backend Developer, you will play a key role in designing and developing the Corsano Cloud backend. You will build and maintain APIs and services that ingest, process, store, and expose high-frequency physiological data from thousands of patients. You'll work closely with our mobile, firmware, data science, and clinical teams to deliver reliable, secure, and high-performing solutions. This position is involved in processing health information and requires a strong focus on privacy, security, and robustness., * Design, implement, and maintain backend services and APIs for ingesting, processing, and exposing wearable sensor data at scale.

• Develop and operate cloud-native solutions on AWS, using best practices for reliability, scalability, and cost efficiency.
• Implement and maintain security-by-design in line with ISO 27001, including IAM, encryption in transit and at rest, logging, monitoring, and access controls.
• Build and optimize data pipelines for near real-time and batch processing of vital signs and events.
• Own services end-to-end: architecture, implementation, testing, deployment, monitoring, and incident response.
• Contribute to and improve CI/CD pipelines, automated testing, and infrastructure-as-code setups.
• Collaborate closely with mobile, firmware, data science, and product teams to define technical requirements and interfaces.
• Work with our Quality & Regulatory teams to ensure proper documentation, change control, and compliance with medical device and security standards.
• Troubleshoot issues in production and continuously improve performance, resilience, and developer experience.

Do you have experience in Scalability?, * 3+ years of experience as a backend or cloud engineer, preferably in a SaaS or data-intensive environment.

• Strong programming skills in PHP Laravel.
• Skills in Node.js or Go are preferred.
• Hands-on experience with AWS services (e.g., EC2, ECS/EKS or Lambda, S3, RDS, DynamoDB, API Gateway, CloudWatch, IAM).
• Experience in designing and consuming RESTful APIs; experience with event-driven architectures (e.g., SQS, SNS, Kafka/Kinesis).
• Solid understanding of relational databases (e.g., PostgreSQL/MySQL) and familiarity with NoSQL datastores.
• Experience with containerization (Docker) and, ideally, orchestration (Kubernetes or ECS).
• Familiarity with information security, secure coding practices, and standards such as ISO 27001, GDPR and HIPAA.
• Comfortable with CI/CD tools and automated testing (unit, integration, and load testing).
• Strong problem-solving skills, attention to detail, and a proactive, ownership-driven mindset.
• Fluency in English (spoken and written).