Infoser NT is looking for aSenior Cloud Engineerwith strong expertise inPython, FastAPI, and AWS Serverless, to join a modern, internationalcloud-native engineering environment.

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

What You'll Do

Design and develophigh-performance APIs and microservicesusing Python and FastAPI

Build and evolvecloud-native applications on AWS

Implementevent-driven architecturesand asynchronous systems

Develop and scaleserverless solutionsusing AWS services (Lambda, API Gateway, DynamoDB, S3, EventBridge, Step Functions)

Design and managedata pipelines(e.g., SQS, Kinesis)

Implement identity and access management usingAWS IAM, Cognito, and SCIM

ApplyDevSecOps and secure coding practicesacross 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 inPython and FastAPI





Hands?on experience withAWS cloud services

Solid understanding ofserverless and event?driven architectures

Experience designing and building scalable APIs

Familiarity withCI/CD and DevSecOps principles

Knowledge ofAWS IAM and access management

Nice to Have

Experience withTerraform

Knowledge ofSCIM, OAuth2, or Cognito

Background in application security and automated testing

Experience in enterprise cloud environments

Familiarity with GitHub Enterprise

You are ahands?on engineerwith strong analytical skills and a passion for building modern, scalable solutions in AWS.

You thrive incloud?native environments, prioritize security, and enjoy collaborating with international teams.

What We Offer

International, cutting?edgeAWS cloud projects

Exposure toserverless, DevSecOps, and platform engineering

Collaborative, agile, and multicultural environment

Opportunity to contribute tocloud enablement initiatives

Adaptable 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.

📌 Cloud Engineer (Aws + Python) - Spain Only (Madrid)
🏢 Infoser Technological Solutions, Hardware, Big Data Experts
📍 Madrid