Senior Backend Engineer - Predict

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 $3 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 900+ (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.

Sword Predict is a platform designed to proactively identify and engage members who are at high risk of escalating musculoskeletal (MSK) healthcare costs. By guiding these individuals toward conservative, AI-driven care solutions, Predict helps reduce unnecessary surgeries and interventions, significantly cutting healthcare waste for both members and clients.

What you’ll be doing:

• Understanding the current lifestyle and development of new lifecycles with emphasis on software quality processes.
• Strong IC and leadership skills. Dive deep or act as a multiplier depending on the situation.
• Lead cross-functional projects across growth, data operations teams.
• Collaborate with Data Scientists to establish metrics and methodologies for both tracking, optimization, and goaling purposes.
• Good level of written and technical English.
• Ability to work with stakeholders globally in different timezones.

What you need to have:

• Bachelor's degree in Computer Science or Computer Engineering.
• 5+ years with back-end development.
• 3+ years with system design and architecture.
• Proficient in backend languages like Ruby, Python, Java.

What we would love to see:

• Experience working with ML systems (as a backend engineer, not a ML engineer).
• Experience working with data intensive systems.

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

• A stimulating, fast-paced environment with lots of room for creativity;
• A bright future at a promising high-tech startup company;
• Career development and growth, with a competitive salary;
• The opportunity to work with a talented team and to add real value to an innovative solution with the potential to change the future of healthcare;
• A flexible environment where you can control your hours (remotely) with unlimited vacation;
• Access to our health and well-being program (digital therapist sessions);
• Remote or Hybrid work policy. 
• To get to know more about our Tech Stack, check here.

Portugal - Sword 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

Note: 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.