Data Science Trainee

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, at Sword, we are using AI Care to change lives, and save millions for our 25,000+ enterprise clients across three continents. Today, we hold the majority of industry patents, win 70% of competitive evaluations, and have raised more than $300 million from top venture firms like Founders Fund, Sapphire Ventures, General Catalyst, and Khosla Ventures.
Recognized as a Forbes Best Startup Employer in 2025, this award highlights our focus on being a destination for the best and brightest  talent. Not only have we experienced unprecedented growth since our market debut in 2020,  but we’ve also created a remarkable mission and value-driven environment that is loved by our growing team. With a recent valuation of $4 billion, we are in a phase of hyper growth and expansion, and we’re looking for individuals with passion, commitment, and energy to help us scale our global impact. 
Joining Sword means committing to a set of core values, chief amongst them to “do it for the patients” every day, and to always “deliver more than expected” on behalf of our members and clients.
This is an opportunity for you to make a significant difference on a massive scale as you work alongside 1000+ (and growing!) talented colleagues, spanning three continents. Your charge? To help us build a pain-free world, powered by AI, enhanced by people — accessible to all.
The Sword Trainee Program is not about playing it safe, it’s where your career meets real-world impact. Over 12 months, you’ll be part of a global team using technology to solve human problems at scale, and you’ll do meaningful work from day one. You’ll build and question, and be pushed to think deeper and move faster. Here, you won’t just apply what you learned in school — you’ll stretch it, test it, and turn it into solutions. If you’re looking for purpose, ownership, and a steep learning curve, this is your launchpad. And if you're ready to turn your potential into something that matters, we’re ready for you.
Sword Health is looking for a Data Scientist Trainee to help enable DS/ML projects to power the Sword health platform from end-to-end. You will work together on multiple vertical projects such as Product, Marketing, Finance and Clinical Research to design, prototype and test novel clinical and digital models. Additionally,  you will dig deep in data statistical analysis that will help both business and patient care.
You will be working inside our Data Team at Sword that is helping our business to become more and more Data centric and you will have a tremendous impact on millions of lives in need of care.You’ll collaborate closely with Data Scientists, Data Engineers and Data Analysts where you’ll help enable AI/ML projects to power the Sword health platform from end-to-end.

What you’ll be doing:

• Contribute to data science projects from design, exploration, prototype and production implementation;
• Test novel clinical and digital interventions to understand our patient health needs, their behavioral tendencies and how to improve patient recovery;
• Leverage advanced programming and processing of large datasets;
• Work alongside with data scientists, data engineers and data analysts in complex analysis and in deploying designed and well-tested ML models into practice, helping to build appropriate frameworks to test and monitor ongoing model performance:
• Provide methodological, statistical, design and analytical feedback for new and ongoing operations / applied research projects;
• Work and collaborate with stakeholders (Finance, Marketing, Product, Clinical operations) to develop strategies and data science products to solve real world problems.

What you need to have:

• Previous Experience using machine learning to derive insights and find patterns in the data;
• Knowledge of SQL as well as statistical packages (such as those in Python);
• Focus and dedication to solve complex business problems with data, being able to use Data Science technical tools and techniques.

What we would love to see:

• Genuine curiosity that drives you to experiment and try new things.

To ensure you feel good solving a big Human problem, we offer:

• A stimulating, fast-paced environment with lots of room for creativity;
• A start of a bright future at a promising high-tech startup company;
• Access to our health and well-being program (digital therapist sessions);
• Learning opportunities with tailored mentoring.
• Remote or Hybrid work policy. 
• To get to know more about our Tech Stack, check here.

*Please note that this position does not offer relocation assistance. Candidates must possess a valid EU visa and be based in Portugal.

SWORD Health, which includes SWORD Health, Inc. and Sword Health Professionals (consisting of Sword Health Care Providers, P.A., SWORD Health Care Providers of NJ, P.C., SWORD Health Care Physical Therapy Providers of CA, P.C.*) complies with applicable Federal and State civil rights laws and does not discriminate on the basis of Age, Ancestry, Color, Citizenship, Gender, Gender expression, Gender identity, Gender information, Marital status, Medical condition, National origin, Physical or mental disability, Pregnancy, Race, Religion, Caste, Sexual orientation, and Veteran status.