**Description:** ---------------- At eXperience IT Solutions, a leading company in IT services and software development with presence across Spain, we are seeking a Backend Developer with extensive experience in Python and secure low-latency architectures to participate in a cutting-edge GenAI Gateway solutions development project. ***Main Responsibilities*** * Design, develop, and maintain microservices and Lambda functions in Python. * Implement secure communications between architectures using mTLS, security tokens, digital certificates, and identity encryption. * Develop microservices based on FastAPI, optimizing performance, scalability, and low latency. * Ensure code quality through testing, clean code principles, and development patterns. * Manage and deploy containers in AWS environments (CloudWatch, X\-Ray, AppRunner/Fargate, Lambda, DynamoDB). * Collaborate with DevOps teams in implementing CI/CD pipelines with Git, Jenkins, and Sonar. ***What We Offer*** * Join an innovative technological project in the field of Generative Artificial Intelligence (GenAI). * Collaborative, agile, and highly technical environment. * Career development plan and continuous training in cloud and AI technologies. * Working hours: Monday to Thursday from 9:00 to 18:30 and Friday from 8:00 to 15:00\. * Remote work: 100% telecommuting. **Requirements:** --------------- * Minimum of 5 years of backend development experience with Python (v3\.11 or v3\.12\). * Knowledge of secure communication between architectures (mTLS, digital certificates, encryption, security tokens). * Experience developing microservices with FastAPI. * Advanced proficiency in the Python ecosystem (httpx async/asyncio, uv, Ruff, FastAPI, pyTest, among others). * Solid understanding of clean code principles, design patterns, and testing. * Experience with containers (creation and execution). * Experience in AWS environments, especially CloudWatch, X\-Ray, AppRunner/Fargate, Lambda, and DynamoDB (NoSQL). * Familiarity with CI/CD processes (Git, Jenkins, Sonar). ***Desirable Requirements*** * Knowledge of LLMs (Large Language Models) libraries. If you meet the requirements and are interested in joining our team, do not hesitate—apply now... We are waiting for you!! Our commitment is to promote work environments where people are treated with respect and dignity, always encouraging professional development for all employees. We guarantee equal opportunities in recruitment, training, and promotion processes, providing a workplace free from any form of discrimination based on gender, age, disability, sexual orientation, gender identity or expression, marital status, or personal or social circumstances. This position is open to all individuals who meet the job requirements. Special consideration will be given to candidates holding a disability certification of 33% or higher, in accordance with the General Law on the Rights of Persons with Disabilities (LGD).