Senior Machine Learning Engineer

Aubay Portugal; Porto; Hybrid; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Training Academy

Career advancement

Health insurance + dental

Mental health platform

Team events

Family support

Language platform

Hybrid work model

Job summary

Aubay Portugal in Porto is seeking a skilled Machine Learning Engineer to design and implement ML solutions that scale for large clients. You will work with Python and modern ML frameworks to build robust models, from data processing to evaluation and deployment.

The role offers a hybrid work model, strong career progression, comprehensive health coverage, and an active training academy with mentoring and tech communities to grow technical and soft skills.

Qualifications

• 5+ years in ML engineering or similar role.
• Proficient in Python programming.
• Solid understanding of ML algorithms, statistics and data structures.
• Hands-on with ML frameworks such as TensorFlow, PyTorch, or Scikit-learn.
• Experience with data processing, feature engineering and model evaluation.

Skills

ML Engineer

Python

ML algorithms

Data processing

Model evaluation

Tools

TensorFlow

PyTorch

Scikit-learn

Job description

At Aubay Portugal, we work daily with some of the largest organisations across sectors such as banking, insurance, telecommunications and energy, helping to build and evolve critical systems that support millions of users. We have been in Portugal since 2007 and part of an international group with a presence in several European countries. More than technology, we build close relationships and deliver real-impact projects.

What are we looking for?

• 5 years or more as a Machine Learning Engineer or in similar roles;
• Strong programming skills in Python.
• Solid understanding of machine learning algorithms, statistical modeling, and data structures.
• Hands-on experience with ML frameworks such as TensorFlow, PyTorch, or Scikit-learn.
• Experience with data processing, feature engineering, and model evaluation.

What can we offer?

• Continuous growth through our Training Academy, with technical and soft skills training, mentoring, tech communities, workshops and in-person meetups;
• Close support with regular feedback and a structured career advancement model;
• Comprehensive health insurance, including dental coverage, as well as access to a mental health platform and well-being initiatives;
• Team-oriented environment, including events and initiatives to promote connection and team spirit
• Personal and family life support, from the moment your children are born and throughout their educational path;
• Access to a language platform with conversational classes in multiple languages;
• Project-tailored work model: hybrid.

What will you find here?

• A close-knit and informal environment, where direct communication is preferred and people are valued;
• Recognition of your contribution, with initiatives that celebrate important meaningful moments;
• Freedom to be yourself, without any unnecessary formalities;
• Teams where knowledge sharing, collaboration and joint growth are a reality.

The future awaits you, and so do we.

Personal Data collected by AUBAY PORTUGAL as Data Controller, regarding the identification, contact and professional capabilities of the candidates, in the present procedure, will be processed for the application analysis, having in consideration that the processing is conducted in order to to take the steps, at the request of the data subject, prior to entering into a contract;

Personal data sent through the present application will be kept by Aubay during the application procedure and will remain stored whilst updated (for two years period).

The collected data might be transferred or include other processing activities, as long as the data subject is informed, in the occurrence of a standard application and selection procedure, for the compliance of legal obligations for the time required by law.

For any queries or request regarding personal data protection rights, the Data Subject may contact AUBAY PORTUGAL’s headquarters in Avenida Duque D`Ávila, nº46 em Lisboa or use the DPO’s e-mail - [e-mail]. The Data Subject also has the right to file a complaint with the National Data Protection Authority – www.cnpd.pt.

(please do not include data regarding racial or ethnical origins, political opinions, religion, philosophy, biometrical data, health data, sexual life and orientation, or relating to criminal convictions and offences.)