At ASTEK Iberia, we are looking for a Backend Engineer with a passion for Generative AI to join our fintech partner and help build scalable, secure, and high-performance AI-powered systems.
Obtenga más información sobre este puesto leyendo los detalles a continuación y luego envíe su solicitud para ser considerado.
Main responsibilities:
Bridge the gap between user-facing AI applications and core backend infrastructure by designing and maintaining robust services, GraphQL APIs, and data systems that power next-generation AI solutions on Azure.
* Integrate LLM/AI APIs (e.G., OpenAI, Anthropic) into backend services and optimize response latency
* Design and develop GraphQL APIs using FastAPI and Strawberry
* Architect and maintain relational databases, ensuring performance and data integrity
* Collaborate with DevOps/MLOps to containerize and deploy services using Docker and CI/CD tools
* Monitor production systems and continuously improve performance, scalability, and cost efficiency
Who are you?
* Degree in Computer Science, Software Engineering, or related field
* 1–2 years of experience (or strong internships/projects) in backend development or systems engineering
* Professional working proficiency in English
Required Skills
* Python
* FastAPI
* GraphQL (Strawberry)
* SQL & relational database design
* SQLAlchemy (or similar ORM)
* Git
* Docker & CI/CD fundamentals
* Monitoring and performance optimization
* Experience integrating LLM/AI APIs
* Secure tool/data integration (e.G., MCP)
* English: fluent (mandatory)
* Spanish: fluent (mandatory)
Nice to Have
* Experience with RAG (Retrieval-Augmented Generation)
* Knowledge of vector databases
* Hands-on experience with Azure cloud services
Who are we?
Since 2015, Astek Iberia has been accompanying its customers in their development throughout Spain (Madrid, Barcelona, Valencia, Basque Country, Andalusia, Galicia, etc.).
Founded in France in 1988, Astek is a global player in engineering and technology consulting, present in five continents and 25 countries. With expertise in a wide range of industrial and service sectors, Astek is an essential partner, supporting its customers in an intelligent deployment of their products and services, and in the implementation of their digital transformation.
Today we are more than 8,000 employees, committed every day to promote the complementarity between digital technologies and complex systems engineering.
Our style is to have flexible schedules and highly value the well-being of our employees.
Why join us?
You will grow professionally in a company in constant development and evolution.
You will benefit from a personalized follow-up of your professional projects as close as possible to your ambitions.
You will make a real contribution to the company's development in real time.
You will enjoy 23 days of vacation (in addition to holidays) that you will be able to choose whenever you want.
You will join our team: diverse, multicultural and constantly growing.
You will have days full of good energy and good atmosphere.
...Although you still have a lot to discover!
Shall we meet?
* If you want to participate in the process, apply from here attaching your CV (in English) as detailed as possible and we will tell you more. xhfqzwm
Hay opciones de teletrabajo/trabajo desde casa disponibles para este puesto.