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Senior ML Engineer (Portugal Based Remote/Hybrid)

Sword
Porto, Portugal
Full Time
Posted July 31, 2025
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Job Description

A Senior Machine Learning Engineer responsible for developing and implementing AI solutions to improve patient outcomes and support Sword Health's mission to create a pain-free world through innovative healthcare technology.

Key Responsibilities

  • Develop and implement machine learning models for AI Care solutions
  • Optimize and maintain ML algorithms to improve system performance
  • Collaborate with cross-functional teams to integrate ML models into products
  • Conduct research to advance AI and machine learning techniques relevant to healthcare
  • Analyze large datasets to extract insights and improve model accuracy

Requirements

  • Candidates must possess a valid EU visa and be based in Portugal.
  • Experience in developing and deploying machine learning models, with a focus on AI Care applications.
  • Proven experience in software engineering, including designing, building, and maintaining scalable machine learning systems.
  • Strong programming skills in relevant languages such as Python, Java, or C++.
  • Solid understanding of machine learning frameworks and libraries such as TensorFlow, PyTorch, or similar.
  • Experience with data processing, feature engineering, and data pipeline development.
  • Ability to work collaboratively with cross-functional teams including product, engineering, and clinical teams.
  • Excellent problem-solving skills and the ability to translate complex requirements into technical solutions.
  • Bachelor’s degree or higher in Computer Science, Data Science, Engineering, or a related field.
  • Minimum of 3 years of professional experience in machine learning engineering or related roles.
  • Strong understanding of algorithms, statistical models, and data analysis techniques.
  • Experience with cloud platforms such as AWS, GCP, or Azure for deploying machine learning models.
  • Ability to write clean, efficient, and well-documented code.
  • Excellent communication skills in English, both written and verbal.
  • Physical and mental ability to perform the duties required for a senior machine learning engineer role.

Benefits & Perks

Health, dental and vision insurance
Meal allowance
Equity shares
Remote work allowance
Flexible working hours
Work from home
Discretionary vacation
Snacks and beverages
English class

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