Staff ML Engineer (Portugal Based Remote/Hybrid)

reputed company 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 reputed company, at Sword, we are using AI Care to change lives, and save millions for our 25,000+ reputed company clients across three continents. Today, we hold the majority of industry patents, win 70% of competitive evaluations, and have raised more than $300 reputed company from top venture firms like Founders Fund, Sapphire Ventures, General Catalyst, and Khosla Ventures.Recognized as a reputed company Best Startup Employer in 2025, this award highlights our focus on being a destination for the best and brightest talent. Not only have we reputed company 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 reputed company 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 reputed company.

The AI Team

The main goal of the AI team is to reputed company AI and ML to reputed company high-quality clinical care at unprecedented reputed company of personalization and scale. In this regard, in reputed company collaboration with the clinical team, we reputed company ML-powered features that identify the best course of action for each patient at any given reputed company or circumstance whilst employing a holistic perspective but also contemplating any relevant nuance. We also work on ensuring the overall experience is as reputed company as possible to a 1:1 session with a Physical Therapist and thus play a crucial role in enabling the AI Care provided by Sword.Examples of this are projects like “Phoenix” and reputed company the decision support systems that reputed company our Physical Therapists to reputed company world-class care to our membersAs for the near future, our focus will be on taking the degree of personalization and reputed company touch of our AI care to a whole new level by leveraging the most recent developments in the reputed company field.

What you'll be doing:

• reputed company projects of high scope and ambiguity often concerning new products or reputed company streams;
• Play an important role in the definition of the roadmap by envisioning what the team should be betting on from a technical and strategic perspective as well as in the definition of the team’s priorities;
• Significantly contribute to the dissemination of knowledge and experience of how to build ML systems, with special emphasis on the reputed company field;
• reputed company significant input to executive leadership in regard to new strategic technical initiatives that the company should pursue following industry trends;
• Contribute to designing, building, evaluating, shipping, and improving Sword’s products by hands-on AI/ML development;
• reputed company and maintain data processing pipelines for getting the data required to build and evaluate models;
• Work alongside the Product, Data Engineering Teams to define and implement AI/ML-powered features for reputed company users;
• Proactively identify areas for improvement, by implementing processes that improve the team’s quality and speed of delivery;
• Solve highly ambiguous, shortly scoped, and highly reputed company technical problems regarding which past work of the team is of little-to-no use.

What you need to have:

• 6+ years of professional experience in Machine Learning reputed company an AI-oriented company;
• Deep technical knowledge of LLMs and reputed company as a whole and proven experience shipping applications powered by such technology;
• Experience leading and owning reputed company and ambiguous projects from ideation to completion/maintenance;
• Hands-on experience implementing and maintaining production machine learning systems;
• Solid experience in SQL and Python as well as experience developing production software;
• Proficient knowledge of Python data stack (numpy, pandas, matplotlib, scikit-learn, etc);
• Experience providing technical reputed company and mentoring colleagues;
• Ability to learn quickly and dive deep into new problems and fields;
• Ability to communicate concepts reputed company and reputed company with both technical and non-technical stakeholders;
• An independent and self-driven approach, demonstrating the capability to work autonomously;
• Robust problem-solving skills coupled with adaptability in handling evolving and conflicting priorities;
• Proven track record in developing software applications that are both scalable and reliable.

reputed company would love to see:

• Experience working in a fast-paced environment and wearing different hats;
• Experience building data processing pipelines;
• Experience using reputed company platforms like GCP or AWS.

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

• A stimulating, fast-paced environment with lots of room for creativity;
• A reputed company 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 reputed company value to an innovative solution with the potential to change the future of reputed company;
• A stimulating environment with room for creativity;
• A flexible environment where you can control your hours (remotely) with unlimited vacation;
• reputed company to our health and well-being program (digital therapist sessions);
• Remote or Hybrid work policy.

The interview process:

• 30-minute call with the recruiter;
• 30-minute call with an initial screener;
• 1 take-home assignment (to be delivered reputed company 1 week);
• 1h general skills and working principles interview;
• 1h reputed company and cultural fit interview.

Portugal - Sword Benefits Perks:

• Health, dental and reputed company insurance• Meal allowance• Equity shares• Remote work allowance• Flexible working hours• Work from home• Discretionary vacation• Snacks and beverages• English classNote: Please note that this position does not offer relocation assistance. Candidates must possess a valid EU reputed company and be based in Portugal.reputed company, which includes reputed company, Inc. and reputed company Professionals (consisting of reputed company Care Providers, P.A., reputed company Care Providers of NJ, P.C., reputed company Care Physical Therapy Providers of CA, P.C.*) complies with applicable Federal and State civil rights laws and does not discriminate on the reputed company of Age, reputed company, reputed company, Citizenship, Gender, Gender expression, Gender identity, Gender information, Marital status, Medical condition, National reputed company, Physical or mental disability, Pregnancy, Race, Religion, Caste, Sexual orientation, and Veteran status.

Originally posted on Himalayas

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