Job
- Level
- Senior
- Job Field
- Web, Mobile, Full Stack
- Employment Type
- Full Time
- Contract Type
- Permanent employment
- Salary
- from 4.350 € Gross/Month
- Location
- Vienna
- Working Model
- Onsite
Job Summary
In this role, you will develop mobile applications using React Native and implement backend services with NestJS, delivering robust, secure solutions for financial apps while tackling technical challenges.
Job Technologies
Your role in the team
- As our Senior Full-Stack Engineer - Mobile, you will play a key role in building and evolving our mobile applications and their supporting backend services.
- You will work within the App Team alongside the Team Lead and cross-functional partners to deliver robust, scalable, and secure solutions for our customers.
- This role focuses on developing high-quality mobile experiences using React Native while also designing and implementing backend services using NestJS, tailored to the needs of mobile clients.
- You will contribute to architectural decisions, drive technical quality, and support production systems in a fintech environment where reliability and performance are critical.
- Leiten Sie die Entwicklung von Funktionen für mobile Anwendungen für iOS und Android mit React Native.
- Design, implement, and maintain backend services using NestJS, exposing REST and/or GraphQL APIs for mobile clients.
- Collaborate closely with the Team Lead, Product Management, Design, and Backend teams to align on requirements and technical solutions.
- Übernehmen Sie die Verantwortung für die vollständige Bereitstellung von Funktionen über die mobile Client- und Backend-Schichten hinweg.
- Ensure high standards of code quality through code reviews, refactoring, and adherence to best practices.
- Improve application performance, stability, and scalability on both client and backend sides.
- Implement and maintain testing strategies across mobile and backend components.
- Contribute to and improve CI/CD pipelines for mobile and backend services.
- Participate in on-call rotations, production support, and incident response.
- Identify and proactively address technical debt and architectural challenges.
- Stay up to date with React Native, NestJS, and full-stack development best practices.
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Our expectations of you
Qualifications
- Strong proficiency in TypeScript and JavaScript.
- Solid understanding of iOS and Android platform-specific considerations.
- Working knowledge of Docker for development and deployment.
- Proficiency with Git and modern version control workflows.
- Willingness to participate in on-call duties, production support, and incident response.
- An interest in financial markets is required.
- Strong verbal and written communication skills in English.
- Knowledge of mobile security best practices is a plus.
- Exposure to performance profiling and monitoring tools is a plus.
Experience
- Senior-level experience in mobile application development.
- 5+ years of experience with React Native.
- 2-3+ Jahre Erfahrung in der Backend-Entwicklung mit Node.js-Frameworks, vorzugsweise NestJS.
- Experience building and consuming REST APIs; GraphQL experience is a plus.
- Experience with state management and performance optimization in mobile applications.
- Experience with CI/CD pipelines for mobile and backend applications.
- Vertrautheit mit Authentifizierungs- und Autorisierungskonzepten; Erfahrung mit OAuth und JWT ist ein großer Vorteil.
- Experience with PostgreSQL and ORMs such as TypeORM is a plus.
- Cloud experience on AWS, Azure, or GCP is a plus.
- Experience with mobile and backend testing frameworks is a plus.
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Benefits
Work-Life-Integration
Health, Fitness & Fun
Job Locations
Topics that you deal with on the job
This is your employer
wikifolio Financial Technologies AG
Wien
wikifolio.com is a young and dynamic company with its headquarters in Vienna. We, the team behind this innovative investment platform, have set ourselves the goal of establishing social trading as the preferred alternative for European private investors.
Description
- Company Type
- Startup
- Working Model
- Full Remote, Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication
Senior Full Stack Engineer - Mobile
- Salary
- from 4.350 € Gross/Month
- Location
- Vienna
- Working Model
- Onsite
- Diversity
- Open for all genders
