Android Embedded OS Engineer (Portugal - hybrid)

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.

What you'll be doing:

• Develop system applications and services for an AOSP-based OS;
• Develop internal tools to support the production process;
• Maintain the OS for multiple devices;
• Customize OS to improve patient user experience;
• Contribute to build system and release process improvements;
• Troubleshoot and debug functional and performance issues;
• Writes well-designed, efficient, and scalable code, and also participates in code reviews and contribute to the development of coding standards and best practices;
• Communicates with clients to gather requirements and provide technical support.

What you need to have:

• More than 3 years of experience with C/C++, Python and shell programming languages;
• Experience working with AOSP;
• Good knowledge of Android OS internals;
• Good knowledge of Linux OS;
• Basic understanding of REST API integration;
• Bonus Points for experience with Radio (Bluetooth, Bluetooth Low-Energy and WIFI).

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 (Portugal only).