Remote AI Research Scientist (Portugal-based Remote/Hybrid)

Description:

• Sword Health is on a mission to free two billion people from pain, with 67% of members achieving a pain-free life and a 70% reduction in surgery intent.
• The company utilizes AI Care to change lives and save millions for over 25,000 enterprise clients across three continents.
• Sword Health holds the majority of industry patents, wins 70% of competitive evaluations, and has raised over $300 million from top venture firms.
• Recognized as a Forbes Best Startup Employer in 2025, Sword Health emphasizes a mission and value-driven environment.
• The AI Research team is central to the mission, focusing on building and fine-tuning foundational AI models across multiple modalities.
• Responsibilities include contributing to the development cycle of large deep learning models, preparing datasets, designing architectures, implementing solutions, and collaborating with engineering and clinical teams.
• The role involves turning novel research ideas into working code and influencing research communities through publications.

Requirements:

• A PhD or current enrollment in a PhD program in Computer Science, Machine Learning, or a highly technical field is required.
• A track record of research publications in peer-reviewed academic conferences or journals is necessary.
• Proficiency in Python and experience with common machine learning frameworks such as PyTorch, JAX, or TensorFlow is essential.
• Candidates must demonstrate the ability to design experiments and analyze and interpret their results.
• Work authorization in Portugal is required.

Benefits:

• A stimulating, fast-paced environment with ample room for creativity is offered.
• The position provides a bright future at a promising high-tech startup company.
• Career development and growth opportunities are available, along with a competitive salary.
• Employees will work with a talented team and contribute to an innovative solution with the potential to change healthcare.
• A flexible work environment allows for remote work with unlimited vacation.
• Access to a health and well-being program, including digital therapist sessions, is provided.
• Additional benefits include health, dental, and vision insurance, meal allowance, equity shares, remote work allowance, flexible working hours, snacks and beverages, and English classes.