ML / AI Jobs in Portugal
There are 83 open ML / AI jobs in Portugal on freehire right now. 41 of them were posted recently. The skills employers ask for most often are machine-learning, python and ai.
Most requested skills
- machine-learning 90%
- python 73%
- ai 69%
- cloud 51%
- pytorch 42%
- aws 40%
- mlops 37%
- data-science 36%
How the work is done
- Hybrid 27 · 33%
- Remote 26 · 31%
- Onsite 8 · 10%
Visa sponsorship offered in 60% of the 5 postings that state a position on it.
Seniority
- Senior 18
- Lead 5
- Principal 3
- Middle 2
Who is hiring
- 1000+ employees 9
- 51-200 employees 3
- 11-50 employees 2
- 501-1000 employees 2
- 201-500 employees 1
Principal AI/ML Scientist & Engineer
We believe it takes great people to create a great product. That’s why our team lives our company values, and we hire based on them, too. Since 2010, Pipedrive has been on a mission to support sales and marketing teams…
Machine Learning Engineer
Senior machine learning engineer (hybrid, Porto/Lisbon) who owns the full ML lifecycle — data prep, feature engineering, training, deployment, monitoring, and retraining — working with Data Scientists and Engineers. Core stack: Python, TensorFlow/PyTorch/Scikit-learn, MLOps practices, and cloud tools like Azure ML, Snowflake, and dbt.
Principal / Staff Machine Learning Engineer — Biometrics & Anti-Spoofing
Senior hands-on ML role designing and deploying deep learning models for biometric anti-spoofing — face liveness, presentation/injection attack and deepfake detection — at an identity-verification company serving banks, fintechs and public institutions. Covers the full ML lifecycle from architecture and training through mobile/edge production deployment, plus mentoring and research direction.
Formador(a) de Inteligência Artificial (IA) - NÍVEL NACIONAL
Fundada a 30 de maio de 1994, a Turisforma tem mais de 30 anos de experiência no mercado da Formação Profissional e Consultoria. Ao longo do nosso percurso, temos consolidado uma equipa experiente e dinâmica,…
Senior ML Engineer
Senior ML Engineer at Joom in Lisbon, Portugal, building and optimizing recommendation/search systems and marketing automation using Python, Scala, Spark, Go, and modern LLMs.
Member of Technical Staff, Machine Learning
Build and deploy core ML components for an AI-native assistant that automates daily tasks with high reliability and low latency using Python, PyTorch/JAX, and GPU-based production systems.
Applied Machine Learning Engineer
Builds and owns end-to-end ML systems for a proactive AI assistant, focusing on long-running workflows, reliability, and real-world task completion using PyTorch/JAX and GPU infrastructure.
Machine Learning Engineer, Ranking & Retrieval
Build and improve the ML systems behind an AI-native mobile communication app — working on classification, ranking, retrieval, personalization and evaluation from model development through production deployment. Stack centers on Python, PyTorch/JAX, embeddings and vector search.
ML Engineer (hold)
ML Engineer building and deploying scalable, production-ready backend cloud infrastructure for YozmaTech's multimodal AI engine, working with data scientists and ML experts. Core stack is Python (Flask, Express.js) with AWS cloud services like EC2, S3, and RDS.
Machine Learning Engineer
Machine Learning Engineer developing and optimizing ML models, data science solutions and data pipelines, including SQL query optimization, working with data from multiple sources. IT House is hiring for a client in computer programming; on-site role in Maia (Porto area) using Python (NumPy, pandas, PyTorch/JAX/Scikit-learn), SQL and cloud.
Machine Learning Engineer
Builds and improves real-time computer vision models that analyze videos of users performing sports exercises, managing the full ML lifecycle from data pipelines to deployment and monitoring. Work centers on Python, deep learning frameworks (TensorFlow/PyTorch/JAX), and GCP, on-site/hybrid in Braga.
Senior / Lead Machine Learning Engineer (AI & LLM Systems) - Hybrid (2 days office)
Senior/Lead ML engineer (via HumanIT, a digital consultancy) for a global technology platform, hybrid with 2 days/week in the Lisbon office. Day to day: architecting and shipping production LLM systems — fine-tuning large models, building RAG/vector-search and agentic workflows, evaluation, and MLOps — primarily in Python with PyTorch.
AI Safety Specialist - Evaluation Expert
Remote contract role reviewing AI-generated responses for safety, factual accuracy, and policy compliance, applying RLHF/SFT and benchmarking rubrics and flagging unsafe outputs to improve model alignment. Pay is $60–$70/hour.
AI Safety Practitioner - Fully Remote | Upto $70/hr
Fully remote contract role evaluating AI-generated responses for safety, factual accuracy, and policy compliance—reviewing sensitive content and applying RLHF/SFT evaluation rubrics to help improve model alignment for AI research labs. Pays $60–$70/hour.
AI Safety Practitioner - Expert Evaluator
Remote contract role at Mercor: evaluate AI-generated responses for safety, factual accuracy, and policy compliance. Day to day you review sensitive content, apply RLHF/SFT evaluation rubrics, flag unsafe or hallucinated outputs, and give structured feedback to AI researchers and safety teams.
DevOps Engineer - Data & Machine Learning Platform (f/m/div.)
Full-time Legal Entity: Bosch Service Solutions S.A. Company Description The Bosch group has more than 400 000 employees around the world, present in 60 countries, and we are proud to impact people’s lives and to work…
Machine Learning Engineer
Who are we: Neotalent Conclusion is one of the leading Iberian specialists providing services in Information Technology and Engineering services. As part of the Netherlands-based organization Conclusion, which has an…