Senior Fullstack Engineer - New Initiative (Portugal-based Remote/Hybrid)

Sword Health; United States; Remote; EUR 59,000 - 86,000; Full time

Job summary

Join a leading health tech company as a Senior Fullstack Engineer, where you'll leverage cutting-edge AI/ML technology to build scalable web applications. Collaborate with cross-functional teams to deliver impactful solutions that enhance patient care. This role offers competitive compensation and numerous benefits, including health insurance and flexible working hours.

Benefits

Health, dental and vision insurance

Equity shares

Remote work allowance

Flexible working hours

Work from home

Discretionary vacation

Snacks and beverages

Qualifications

• 5+ years of professional experience as a Fullstack Engineer.
• Proficiency in Python or Node.js, with deep understanding of their ecosystems.
• Hands-on experience with React or Vue.js in production.

Responsibilities

• Design, build, and maintain scalable, high-performance web applications.
• Implement and optimize APIs, data pipelines, and backend services.
• Conduct code reviews, mentor junior engineers, and contribute to a high-performance culture.

Skills

Problem Solving

Collaboration

Tools

Python

Node.js

React

Vue.js

Docker

PostgreSQL

MySQL

MongoDB

Redis

Job 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, 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.

AtSword Health, we are reimagining healthcare by combining cutting-edge AI/ML technology with personalized care. Our goal is to deliver world-class clinical support at unprecedented scale—ensuring every patient’s journey is as individualized and effective as possible.

As aSenior Fullstack Engineer, you will play a pivotal role in building and scaling our intelligent health products. Working at the intersection of backend, frontend, and AI systems, you’ll be transforming internal innovations into production-ready software that delivers measurable impact to our users.

If you’re an experienced engineer who thrives in both backend and frontend environments—and are excited by the potential of AI in healthcare—this is the opportunity you’ve been waiting for.

What you’ll be doing:

• Design, build, and maintain scalable, high-performance web applications usingPython,Node.js, and modern frontend frameworks (React or Vue.js);
• Create robust production systems that power core features and clinical decision support tools;
• Implement and optimize APIs, data pipelines, and backend services integrated with our AI/ML workflows;
• Collaborate closely with AI, Product, Data, and Engineering teams to define and deliver high-impact features that elevate the user experience;
• Architect efficient systems for deploying machine learning models at scale;
• Write clean, maintainable, and well-tested code following modern development practices;
• Conduct code reviews, mentor junior engineers, and contribute to a high-performance engineering culture;
• Troubleshoot, debug, and resolve production issues across the full stack;
• Advocate for engineering excellence and help evolve our tech stack, tooling, and processes.

What you need to have:

• 5+ years of professional experience as a Fullstack Engineer;
• Proficiency inPython(our primary backend language) orNode.js, with deep understanding of their ecosystems;
• Hands-on experience withReact orVue.jsin production;
• Solid understanding of RESTful API design and distributed systems;
• Experience working with bothrelational (e.g., PostgreSQL, MySQL)andNoSQL (e.g., MongoDB, Redis)databases;
• Familiarity with containerized environments usingDocker;
• Exposure tocloud platformssuch as GCP (preferred), AWS, or Azure;
• Strong problem-solving skills, autonomy, and an ability to break down complex technical challenges;
• Comfortable working in fast-paced, agile environments and collaborating across disciplines.

What we would love to see:

• Strong UI/UX design sensibility and ability to translate product requirements into intuitive user experiences;
• Experience in healthcare or health-tech environments;
• Background integratingAI/ML modelsinto production applications;
• Proficiency inFastAPI,Django, orFlaskfor building backend services;
• Familiarity withevent-driven architectures(e.g., GCP Pub/Sub, Kafka, RabbitMQ);
• Knowledge of testing frameworks likePyTest,Jest, orMocha, and CI/CD practices;
• Contributions to open-source or personal GitHub repositories;
• A passion for building software that helps real people live healthier lives.

Total compensation range

€59,586 - €85,586 a year

Net equity value per year: €14,086

These compensation bands are just the starting point. Once someone joins and proves they’re outlier talent, we adjust quickly to ensure their compensation aligns with their impact.

Our job titles may span more than one career level. Actual pay is determined by skills, qualifications, experience, location, market demand, and other factors. Compensation details listed in this posting reflect the base salary and any potential variable, bonus or sales incentives, and the Company’s estimation of the value of private company stock options, if applicable. The pay range is subject to change, future value of company stock options is not guaranteed, and compensation may be modified in the future. In addition to our total compensation, Sword offers a number of benefits as listed below.

• Health, dental and vision insurance

• Equity shares

• Remote work allowance

• Flexible working hours

• Work from home

• Discretionary vacation

• Snacks and beverages

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.

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