Senior Mobile Engineer (React native)

The company and our mission:

Zartis is a digital solutions provider working across technology strategy, software engineering and product development.

We partner with firms across financial services, MedTech, media, logistics technology, renewable energy, EdTech, e-commerce, and more. Our engineering hubs in EMEA and LATAM are full of talented professionals delivering business success and digital improvement across application development, software architecture, CI/CD, business intelligence, QA automation, and new technology integrations.

We are looking for a Senior Mobile Engineer to work on a project in the fitness and wellness industry.

The project:

Our teammates are talented people that come from a variety of backgrounds. We’re committed to building an inclusive culture based on trust and innovation.

You will be part of a distributed team developing new technologies to solve real business problems. You will be part of a distributed team of 5 engineers working fully remotely on products used globally by gym operators and their members. The team is focused on enhancing the mobile member experience, supporting a suite of world-class tools to improve customer experience through data-driven, user-centric design.

We are looking for someone with strong communication skills, a proactive mindset, and attention to detail — ideally someone experienced in making decisions and comfortable building software from scratch in a collaborative team environment.

What you will do:

- Collaborate with developers, product managers, and testers to turn ideas into intuitive, human-centric mobile experiences.

- Contribute to the Member Experience squad, improving the end-user experience for gym members globally.

- Participate in data-driven decision-making processes.

- Build features using modern mobile-oriented development practices.

- Work within a tech stack including React, React Native, AWS, and APIs developed in Golang, Java, and PHP.

What you will bring:

- Expertise in React Native development.

- 1+ years of experience with a general-purpose programming language like JavaScript.

- Solid understanding of React design principles.

- Experience with modern quality and testing practices (unit and integration testing).

- Comfortable learning new technologies and working with complex systems.

- Experience with mobile-first development.

- Fluent English, both spoken and written.

Nice to have:

- TypeScript knowledge.

- Familiarity with continuous deployment practices and tooling.

What we offer:

- 100% Remote Work.

- WFH allowance: Monthly payment as financial support for remote working.

- Career Growth: We have established a career development program accessible for all employees with a 360º feedback that will help us to guide you in your career progression.

- Training: For Tech training at Zartis, you have time allocated during the week at your disposal. You can request from a variety of options, such as online courses (from Pluralsight and Educative.io, for example), English classes, books, conferences, and events.

- Mentoring Program: You can become a mentor in Zartis or you can receive mentorship, or both.

- Zartis Wellbeing Hub (Kara Connect): A platform that provides sessions with a range of specialists, including mental health professionals, nutritionists, physiotherapists, fitness coaches, and webinars with such professionals as well.

- Flexible Working schedule.

- Multicultural working environment: We organize tech events, webinars, parties, and activities to do online team-building games and contests.