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Java Software Engineer

Smile2impress SlBarcelona, Cataluña, España

Hace 8 días

Descripción del trabajo

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We are the largest chain of ortho clinics with fully digital processes in Europe.

We have revolutionised the invisible orthodontic sector with the best team of professionals specialised in making people smile and using the latest technology for the diagnosis, treatment, and follow-up of all cases.

To do this, we develop both web and mobile products for users, as well as internal software for clinics, and together with the ML department we are changing the whole industry.

Our business model, a true combination of medical expertise and digitalisation has been recognised in the top fastest-growing HealthTech companies by Forbes and we are currently listed as a LinkedIn Top 10 startup!

We are making a unique IT solution for healthcare and invisible orthodontics.

About the Role

We’re looking for a Java Developer to join our System Team , responsible for the foundational backend services that handle authentication, authorization, file storage, and integration workflows. You’ll contribute to services that are critical for internal use and are also evolving into platform offerings for external B2B clients.

Our systems play a key role in both internal and B2B platform offerings.

If you’re passionate about clean code, love designing maintainable and observable systems, and consistently write unit-tested, well-structured code—you’ll feel right at home.

What You’ll Work On

As part of the System Team, you will design, build, and maintain core services such as :

Identity Provider integrations , including AWS Cognito
A fine-grained ReBAC (Relationship-Based Access Control) authorization service
A digital signature management system that tracks analytics and supports compliance
A centralized file storage microservice
Company wide adoption for BMPN approach

You’ll also contribute to strategic platform initiatives, including :

Making these services available for our B2B stream

Building a BPMN-like orchestration engine to reduce our dependency on external CRMs and lower system TCO

Rolling out fine-grained access control based on ReBAC to use our medical platform with others

Development

Spring / Spring Boot

Hibernate

MapStruct (for object mapping)

Feign (for HTTP clients)

JUnit / Mockito (for testing)

Apache Camel (for service integration)

Infrastructure

Hosted on AWS

SNS / SQS for asynchronous messaging

GitHub for Git, CI / CD

ArgoCD for GitOps-based deployment

What We’re Looking For

2–5 years of professional experience as a Java backend developer

Strong knowledge of Spring Boot and Java 17+ (Java 21 preferred)

Comfortable designing and maintaining clean, well-tested code, covered with metrics

Experience with RESTful APIs , microservices, and async communication (SNS / SQS or similar)

Familiarity with software testing principles and solid use of JUnit / Mockito

Experience working with Git and CI / CD flows

Awareness of cloud-native development (Kubernetes, GitOps, cloud services)

English proficiency at B2 level or higher

Willingness to occasionally read and contribute to legacy Node.js services

Nice to Have

Experience with AWS Cognito or similar identity providers and understand OAuth2

Familiarity with authorization models such as ReBAC , RBAC

Background in BPMN engines , workflow orchestration, or platform development

Knowledge of Apache Camel

Experience in multi-tenant or B2B platform environments

Why Join Us?

Contribute to high-impact, security-critical systems in a rapidly growing medtech company

Be part of a forward-thinking engineering culture focused on code quality and platform scalability

Help shape a B2B product platform used by healthcare providers and partners

Work remotely or from our sunny HQ in Barcelona , alongside a passionate and international team

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Engineering and Information Technology

Industries

Hospitals and Health Care and Software Development

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Java Software Engineer • Barcelona, Cataluña, España