Software Engineer-Full Stack

SA Cosmos; Deutschland; Remote; USD 80,719 - 103,782; Full time

Job summary

SA Cosmos is seeking an experienced Senior Software Engineer to work on a cloud-native consumer self-service platform in Germany. This contract role focuses on AWS-based architectures, backend services using TypeScript, and frontend development using React.

The ideal candidate will have strong experience with serverless services, distributed systems, and CI/CD practices. The project is remote with occasional presence in Germany, offering a unique opportunity to work on innovative solutions.

Qualifications

• Strong experience as a Senior Software Engineer or Full-Stack Developer.
• Very good experience with AWS serverless services.
• Good understanding of distributed systems, microservices, and serverless architecture.

Responsibilities

• Design and develop cloud-native applications on AWS.
• Build backend services using TypeScript.
• Develop frontend web applications using React.
• Integrate APIs with external systems.

Skills

AWS serverless services

TypeScript

React

CI/CD

Git

Cloud security

Distributed systems

Microservices architecture

German language skills

English language skills

Tools

AWS CDK

GitHub Actions

Job description

Senior Software Engineer – AWS (Contract) – Germany

For one of our key clients in Germany, RED is currently looking for a Senior Software Engineer to support the further development of a cloud‑native consumer self‑service platform. The project focuses on the implementation and optimisation of modern AWS‑based architectures, including backend services, frontend web forms, API integrations, and technical infrastructure using TypeScript and AWS CDK. The project is initially for 6 months and remote with occasional presence within Germany.

Key Responsibilities

• Design and develop cloud‑native applications on AWS.
• Build backend services using TypeScript.
• Develop frontend web applications and forms using React.
• Work with AWS services such as Lambda, DynamoDB, API Gateway, CDK, CloudFormation, EventBridge, SNS and SQS.
• Support the development of serverless and microservices‑based architectures.
• Integrate APIs with external case/ticketing systems.
• Ensure code quality, scalability, performance, testing and security.
• Support CI/CD processes using Git and GitHub Actions.
• Contribute to monitoring, observability and vulnerability management.
• Provide technical consulting within the development team.

Required Skills

• Strong experience as a Senior Software Engineer / Full‑Stack Developer.
• Very good hands‑on experience with AWS serverless services.
• Good understanding of distributed systems, microservices and serverless architecture.
• Experience with CI/CD, Git and GitHub Actions.
• Knowledge of cloud security, testing and performance optimisation.
• Strong communication skills and team‑oriented mindset.
• Very good German and English language skills.

How to Apply

If you are interested in this position, please apply or send your updated CV to Nisha Sharma at [e-mail] for immediate consideration.