Infoser NT is looking for a Senior Cloud Engineer with strong expertise in Python, FastAPI, and AWS Serverless, to join a modern, international cloud-native engineering environment.

You will play a key role in building secure, scalable, and high-performance backend services, contributing to cloud enablement and next-generation platform solutions on AWS.

What You’ll Do

- Design and develop high-performance APIs and microservices using Python and FastAPI
- Build and evolve cloud-native applications on AWS
- Implement event-driven architectures and asynchronous systems
- Develop and scale serverless solutions using AWS services (Lambda, API Gateway, DynamoDB, S3, EventBridge, Step Functions)
- Design and manage data pipelines (e.g., SQS, Kinesis)
- Implement identity and access management using AWS IAM, Cognito, and SCIM
- Apply DevSecOps and secure coding practices across the development lifecycle
- Contribute to security through vulnerability management and secure API design
- Collaborate with engineering, cloud, and security teams in agile environments
- Maintain clear technical documentation and API specifications

What We’re Looking For

- 5+ years of experience in backend or cloud engineering
- Strong expertise in Python and FastAPI
- Hands‑on experience with AWS cloud services
- Solid understanding of serverless and event-driven architectures




- Experience designing and building scalable APIs
- Familiarity with CI/CD and DevSecOps principles
- Knowledge of AWS IAM and access management

Nice to Have

- Experience with Terraform
- Knowledge of SCIM, OAuth2, or Cognito
- Background in application security and automated testing
- Experience in enterprise cloud environments
- Familiarity with GitHub Enterprise

You are a hands‑on engineer with strong analytical skills and a passion for building modern, scalable solutions in AWS.

You thrive in cloud-native environments, prioritize security, and enjoy collaborating with international teams.

What We Offer

- International, cutting‑edge AWS cloud projects
- Exposure to serverless, DevSecOps, and platform engineering
- Collaborative, agile, and multicultural environment
- Opportunity to contribute to cloud enablement initiatives
- Versátil setup (remote-friendly within Spain)

If you enjoy building modern backend solutions on AWS and want to make an impact in a high-performance engineering environment, we’d love to hear from you.

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📌 Cloud Engineer (AWS Serverless) – Spain Only (Madrid)
🏢 Infoser Technological Solutions, Hardware, Big Data Experts
📍 Madrid