Senior Mobile Developer (React Native)

Job Description

As a Senior Mobile Developer, you will play a key role in designing, building, and maintaining high-quality cross-platform mobile applications that deliver exceptional user experiences. You’ll collaborate with product, design, and backend teams to bring intuitive, performant features to life on iOS, Android, and web using React Native.

You bring deep technical expertise, a strong sense of ownership, and a mentoring mindset that raises the bar for the entire team. You combine hands-on development with architectural thinking to ensure every product we ship is stable, scalable, and delightful to use.

What you'll do :

As a Senior Mobile Developer, you will go beyond building features. You will help shape the foundation of our mobile ecosystem and the standards that guide how we deliver quality software. Specifically, you will :

Architect for Scale : Design and evolve robust, maintainable, and secure mobile application architectures that perform seamlessly across platforms.

Own the Build and Release Process : Manage the full lifecycle of mobile releases, including builds, signing, certificates, versioning, and deployments to app stores.

Handle Stores and Publishing : Configure and maintain app store accounts, certificates, and credentials. Oversee publishing workflows and ensure timely, compliant releases.

Champion Quality and Standards : Write clean, testable, and performant code. Uphold best practices in accessibility, maintainability, and performance optimization.

Enhance Workflows : Improve build automation, testing pipelines, and release management processes to streamline delivery and reduce risk.

Collaborate Across Disciplines : Work closely with Product Managers, Designers, and Backend Developers to deliver cohesive, user-focused experiences.

Mentor and Guide : Support peers through code reviews, pair programming, and architectural discussions. Encourage curiosity and technical growth across the team.

Drive Technical Innovation : Explore new tools and frameworks that improve scalability, developer experience, and long-term product health.

Qualifications

What You Bring

University degree in computer science, software engineering, or a related field.

At least 10 years of experience in mobile development, including extensive experience with React Native for cross-platform applications.

Proven ability to architect and deploy large-scale mobile systems integrated with backend and cloud services (Azure experience is a plus).

Deep understanding of mobile build systems, certificates, signing, and app publishing for both iOS and Android.

Experience managing store releases, versioning, and CI / CD automation for mobile delivery.

Experience integrating RESTful or GraphQL APIs, native modules, and third-party libraries

Strong knowledge of mobile performance optimization, debugging, and security best practices.

Hands-on experience improving DevOps, testing, and deployment workflows in mobile environments.

Excellent communication and collaboration skills in cross-functional agile teams.

A natural mentor who supports others through guidance and knowledge sharing.

Fluency in English and French (spoken and written).

Working conditions :

Contract : Permanent, full time (40h / week)

Working mode : Hybrid or Remote

Occasional in-office presence may be required during the year (for events or team meetings, for example).

Candidates must reside in the province of Quebec.

Additional Information

By joining MEDFAR, you will be part of a purpose-driven organization whose product is disrupting and digitizing health care, making doctors’ and healthcare workers’ lives easier, while enabling better patient health outcomes. Becoming a MEDFARian also means having the opportunity to be part of an innovative community and working in a dynamic environment where your work will have a meaningful and tangible effect not only on your team and the business but most importantly on the healthcare industry.

Remote work and flexibility (supporting work-life balance)

RRSP contribution

Healthcare insurance from day one

Paid time off : 3 weeks + 1 additional week between Christmas and New Year

Annual training allowance ($1,500) to support your professional development

An onboarding program to help you get familiar with our environment and the digital healthcare field

Al l IT equipment is provided , with additional gear if needed

Interna l growth opportunities (promotions, internal mobility)

Support from a wellness and social committee , with initiatives to foster team cohesion, mental health, and employee well-being

A company culture focused on transparency, collaboration, and innovation

Join a dynamic and innovative environment where your work has a real and wide-reaching impact, helping to modernize healthcare in Canada and internationally

With offices around the world, fluency in both French and English is a must at MEDFAR. Because of the need to communicate with colleagues and / or customers in other provinces or countries, bilingualism enables us to communicate in both languages while promoting the use of French.

At MEDFAR, we value diversity, equity and inclusion within our team. We are committed to providing a work environment where every individual feels respected and supported, regardless of their background, identity or abilities.As part of our commitment to a fair and inclusive recruitment process, we offer accommodation to candidates who request it. If you need accommodation during your interview, please let us know so that we can provide you with an adapted experience.

MEDFAR has voluntarily subscribed to an Equal Employment Opportunity Program ( EEOP ). We encourage applications from women, visible minorities, ethnic minorities, aboriginal peoples and people with disabilities. When applying, we invite you to complete this section, which enables us to implement our Equal Employment Opportunity Program (EEOP). Self-identification is not compulsory, but may enable you to benefit from hiring or promotion measures if you have the skills required for the job.

To better understand the self-identification process, please consult this guide .