Backend Developer (m/f/d)

Avnet; Barcelona; Híbrido; EUR 50.000 - 80.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid working model

Meal Vouchers

Private Medical Insurance

LinkedIn Learning license

Descripción de la vacante

Avnet, Inc. in Barcelona, Spain seeks a Backend Developer with strong Python and FastAPI expertise to design scalable, high-performance services for data platforms and AI integrations.

You will work on APIs, NoSQL databases like MongoDB, and big data pipelines using Apache Spark, collaborating with data, frontend and business teams in a hybrid work environment.

Formación

• Proficiency in Python for backend development.
• Experience building APIs using FastAPI.
• Experience with NoSQL databases such as MongoDB.
• Comfort with big data systems and datasets.
• Experience optimizing data transformations with Apache Spark.
• Familiarity with distributed computing environments.
• Experience building RESTful APIs and backend microservices.
• Strong understanding of backend architectures.
• High proficiency in English (written and spoken).

Responsabilidades

• Design, develop, and maintain backend services using Python and FastAPI.
• Build scalable, high-performance APIs for internal applications.
• Work with MongoDB and NoSQL data stores.
• Design and optimize big data processing pipelines.
• Run large-scale data transformations with Apache Spark in private cloud environments.
• Collaborate with data, frontend, and business teams.
• Manage code versioning with GitHub and contribute to CI/CD.
• Contribute to modern software architecture and improve system reliability.

Conocimientos

Python

FastAPI

MongoDB

Big data

Apache Spark

Distributed computing

RESTful APIs

Backend architectures

English (professional)

Herramientas

GitHub

Descripción del empleo

Avnet, Inc. a Fortune 500 company and one of the global leaders in the field of distribution of electronic components is looking for a Backend Developer with strong Python experience to design and build scalable, high-performance services. You will work on innovative projects ranging from data platforms to AI/LLM integrations, directly contributing to the company's digital transformation.
What You Will Be Doing

• Design, develop, and maintain backend services using Python and FastAPI
• Build scalable and high-performance APIs for internal applications
• Work with NoSQL databases such as MongoDB
• Design and optimize big data processing pipelines
• Perform and optimize large-scale data transformations using Apache Spark on private cloud clusters
• Collaborate with cross-functional teams (data, frontend, business)
• Manage code versioning using GitHub
• Contribute to modern software architecture design
• Optimize system performance and reliability.

The Ideal Person
Must have:

• Strong proficiency in Python
• Hands-on experience with FastAPI
• Experience with NoSQL databases, especially MongoDB
• Strong experience working with big data systems and large-scale datasets
• Proven ability to optimize performance of data transformations, particularly using Apache Spark
• Experience working with distributed computing environments (e.g. private cloud clusters)
• Familiarity with version control systems (GitHub or similar)
• Experience building RESTful APIs
• Solid understanding of backend architectures and microservices
• High proficiency in English (written and spoken).

Nice To Have

• Experience with Neo4j
• Knowledge of cloud platforms, especially Microsoft Azure
• Experience with Elasticsearch
• Background in AI / Machine Learning (e.g. PyTorch, TensorFlow)
• Experience integrating Large Language Models (LLMs)
• Familiarity with data pipelines and analytics systems.

What's In It For You

• Hybrid working model.
• A supportive multicultural team environment where everyone is working toward the same goal.
• A strong open-door policy.
• An environment where you will have the tools and opportunities to further your career.
• Meal Vouchers (Ticket Restaurant).
• Private Medical Insurance.
• LinkedIn Learning license.
• And more…

The above statements are intended to describe the general nature and level of work being performed. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills.
Avnet is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.