Backend Developer (m/f/d)

Location: Barcelona, Spain, Madrid, Spain

Remote Type: Hybrid

Time Type: Full time

Job Description

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…

#LI-EMEA
#LI-AVNET

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. If you are interested in applying for employment with Avnet and need special assistance or an accommodation to apply for a posted position contact our Human Resources Service Center in your region: Americas applicants – hrnow@avnet.com, Asia applicants - hrnow.asia@avnet.com, EMEA applicants - hrnow.EMEA@avnet.eu. 

Job Applicant EMEA Imprints