Senior Machine Learning Software Engineer

FREENOW; Barcelona; Híbrido; EUR 60.000 - 85.000; Jornada completa

Descripción de la vacante

A leading mobility services platform is looking for a Senior Machine Learning Software Engineer based in Barcelona. The role involves developing and maintaining data-driven systems that enhance marketplace performance, working closely with a diverse team of professionals. Required skills include strong engineering expertise in Python and experience in streaming data processing and microservices for machine learning. The company offers flexible working arrangements and various benefits, fostering an inclusive work environment.

Servicios

Flexible working arrangements

Sabbatical & special leave policies

WeRoad partnership

Birthday, 24th + 31st December off

Mobility Credit

Health insurance

Employee assistance program

Formación

• Strong software engineering background with expertise in Python.
• Hands-on experience with streaming technologies and real-time data processing.
• Experience designing and maintaining microservices for online ML use cases.

Responsabilidades

• Develop and maintain high-performance, data-driven systems.
• Advance state of the art in real-time feature engineering.
• Build and scale an online feature store.

Conocimientos

Python

Streaming technologies

Real-time data processing

Kafka

Apache Flink

Microservices design

Descripción del empleo

Senior Machine Learning Software Engineer

Barcelona

Location: We are flexible! Come and join us either in Hamburg, Berlin, Barcelona or Athens.

Freenow empowers smarter mobility decisions helping people to move freely and cities to thrive.

The Freenow marketplace is a real-time, two-sided platform connecting riders and drivers. Its efficiency and scalability are powered by a sophisticated ecosystem of Machine Learning systems spanning key domains such as Pricing, Allocation, and Marketplace Fraud.

In this role, you’ll help drive our MLOps platform online Inference and real-time Feature Engineering capabilities, across multiple use cases that shape not only our business but also the daily experiences of our users.

Be ready to work in a multinational, diverse, highly motivated and collaborative team of passionate developers who strive for excellence and like to have fun. Are you ready for your next ride?

YOUR DAILY ADVENTURES WILL INCLUDE:

• Developing and maintaining high-performance, data-driven systems in a distributed infrastructure that impact our marketplace performance.
• Advancing the state of the art in real-time feature engineering and online feature serving across all marketplace use cases.
• Building and scaling an online feature store that unifies serving and training workflows.
• Maintaining, improving, and monitoring robust CI/CD pipelines across testing and production environments.
• Implementing and optimizing solutions to some of our most business critical problems as part of a cross functional team consisting of Data and Software Engineering professionals.
• Collaborating with Machine Learning Engineers, Data Scientists, Data Platform Engineers to advance MLOps practices within Freenow Marketplace.

TO BE SUCCESSFUL IN THIS ROLE:

• You have a strong software engineering background, ideally with expertise in Python and familiarity with JVM-based ecosystems such as Java or Kotlin.
• You bring hands-on experience with streaming technologies and real-time data processing, preferably using Kafka and Apache Flink.
• You have proven experience designing, developing, and maintaining microservices for online ML use cases at scale.
• You thrive as a team player and continuous learner, with a proven ability to collaborate effectively across data, tech, and product teams, as well as with other stakeholders.
• You are fluent in English — our international team brings together people from around the world, and English is our common language, besides Python.

BENEFITS & PERKS IN A NUTSHELL:

• Flexible working arrangements
• Sabbatical & special leave policies
• WeRoad partnership
• Birthday, 24th + 31st December off
• Mobility Credit
• Health insurance
• Employee assistance program

Plus more local benefits depending on your work location!

DIVERSITY, EQUITY & INCLUSION:

FREENOW is an equal opportunity employer and we consider qualified applicants regardless of race, religion, national origin, gender, gender identity, sexual orientation, disability or age. We want you to grow and evolve, bring your true self to work.