Software engineer

Hello At SANNO, we are empowering clinics and healthcare companies with a tech platform for practice management and patient adherence.

The platform is designed for onboarding and managing patients for better data insights and adherence in clinics and research studies. With this, we enable clinicians save 50% of time gathering data in clinic with 92% patient retention.

Our GDPR and HIPAA-compliant solution includes a clinician portal and research portal connected with their own patient app.

SANNO was created by Ariadna Masó as a result of her chronic gut condition diagnosed in 2019.

Today we are serving amazing clients across Europe with thousands of patients using SANNO to follow their clinical protocols and tracking progress.

About our products :

For clinics : SANNO enables sharing health plans, tracking patient progress with a 360° overview, booking consultations and interacting through in-app secure communication. The system integrates easily with other systems and offers API access.

For studies : SANNO streamlines data collection through questionnaires and easily connects with clinicians and empowers companies to provide educational content, achieving >

90% patient adherence.

To learn more, visit

About the role

Key Responsibilities

We are looking for a passionate and driven Backend Engineer to join our growing team in Barcelona. If you're ready to make an impact in a dynamic environment, this could be the perfect role for you.

Design, develop, and maintain scalable backend systems and APIs using Node.js and Adonis.

Manage databases (MySQL) and ensure data integrity and performance optimisation.

Deploy and monitor services using PM2 and Docker on AWS.

Deliver new features and improve existing ones.

Ensure code quality, security, and best practices across all backend services.

Lead API and webhook integrations with our clients.

Lead the roadmap to embed AI into our products.

What we look for

A candidate based in sunny Barcelona.

Self-motivated with a hunger to make a real impact and grow with the company.

Bachelor’s degree in Computer Science or related field.

At least 3 years of backend engineering experience, ideally within a startup environment.

Proficiency in Node.js and Adonis, MySQL, Docker, AWS, and PM2. Python experience is a plus.

Strong problem-solving skills and a passion for building high-quality software.

Product mindset to understand what we do and why.

Fluent in English as we are an international team. Spanish is a plus.

A positive and solution-oriented mindset, unafraid to experiment and take initiative.

Doesn’t take NO as an answer. Curious and determined to make an impact.

What We Offer

Competitive salary and benefits involving health and education.

Equity (share options) in the company with a vesting plan.

Hybrid working environment (3-4 days in our Barcelona office, 1-2 days remote). Our office is in the stunning modernist campus of Sant Pau.

Opportunity to work in a fast-paced company with a talented, mission-driven team.

Career growth and learning opportunities with 1 : 1 coaching from impressive talent advising SANNO in multiple fronts : software engineering, AI engineers and product.

Coaching from an incredible group of advisors close to the company, e.g. software engineer and founder exited to Apple.

Why SANNO?

SANNO is one of the top health tech companies to watch in Spain and Europe, as featured in publications like El Món Economia and ELLE magazine.

This is an exciting time to join, as we're rapidly scaling across Europe with major contracts already in place.

You will be leading the technological developments of SANNO with many opportunities to grow internally.

Your work will have a direct impact in clinical settings and ultimately improve patients' lives.

You’ll have the opportunity to earn equity through stock options and actively shape the future of the company.

In this dynamic environment, you’ll learn and grow at a pace far beyond that of a typical corporate role, accelerating both your experience and career trajectory.

Our culture is all about respect and positivity and your voice will be heard in terms of making decisions.

How to Apply

If you're excited about joining a company at the forefront of digital health and you meet the qualifications above, we’d love to hear from you!

Send us your CV and Github at :

#J-18808-Ljbffr