This job advert was originally written in Spanish.

Requirements

What we're looking for

• Python: Advanced mastery of the language, especially in the use of typing

(typing) and asynchronous programming with async/await.

• FastAPI: Deep knowledge of the framework, including route management,

dependency injection, and HTTP exception handling.

• Pydantic v2: Experience in data validation, use of BaseModel, as well as

methods such as model_dump() and patterns such as exclude_unset.

• SQLModel / SQLAlchemy: Practical experience with ORM, complex queries,

session management, bulk updates, and error handling such as

IntegrityError.

• Relational databases (PostgreSQL or similar): Solid knowledge of

transactions, rollbacks, and database constraints.

• Version control: Experience working with Git and workflows in

GitLab.

Nice to have

Valuable / Day-to-day tools:

• Experience with testing frameworks (e.g., pytest).

• Basic knowledge of containerization (Docker) to run and debug

applications in a local environment.

The role

We are looking for an experienced backend developer to maintain, optimize, and

expand a modern API-based service, built with FastAPI. The ideal person

will be autonomous, with the ability to solve problems efficiently and with solid

knowledge of relational databases and modern typing in Python.

About Laude

LAUDE is a technology company specialized in designing, building and evolving complex digital systems, combining engineering, knowledge and innovation. It works with clients from the definition of a need through to the construction and ongoing evolution of the solution, integrating engineering, data, automation and AI where they add real value. The company reports more than 20 years of accumulated experience and project work across Europe and America.

Its offering spans custom digital solutions, reusable platforms and accelerators, and responsible AI governance, supported by proprietary products such as KLIA (AI model integration and governance), KLIA cai (intelligent document processing), AMI (AI for municipal services) and rApps (AI applied to telecom network prediction, optimization and control). It works with technology partners including Google Cloud, HubSpot, Ericsson and Nokia.

Industry: IT Consulting
Website: https://jobeax.com/link/sloQ2a4f1SjeFLPe

Good to know if you are moving

Several open roles based in Madrid are advertised as fully remote work.
Other Madrid-based roles are offered in a hybrid mode (on-site and remote).

In their own words

Additional information

LAUDE is firmly committed to equal treatment and equal opportunities for all people in employment and occupation. All job offers are based on equality and non-discrimination on the grounds of sex, race, ideology, or any other reason.

LAUDE respects the principle of inclusion in selection procedures and offers all candidates the same opportunities to demonstrate their competencies on equal terms, identifying and removing barriers and obstacles that may arise due to a disability or health problem.

“Commitment to gender equality: This company is firmly committed to equal treatment and equal opportunities for women and men in employment and occupation. All offers of employment are based on equality and non-discrimination on the basis of sex, race, ideology or any other grounds.

Commitment to diversity and inclusion: A disability or health problem should not be a barrier to participation in a selection process. LAUDE respects the principle of inclusion in selection procedures and offers all candidates equal opportunities to demonstrate their competencies on equal terms, identifying and removing barriers and obstacles that may arise due to a disability or health problem.”

All open roles at Laude

Backend Python

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