Full-Stack (React/React Native) Developer

On behalf of our Client from France, Mobilunity is looking for a Full-Stack Developer. Our client is a table management software and CRM that enables restaurant owners to welcome their customers easily. The app is useful to manage booking requests and register new bookings.

• Develop and enhance features related to direct-to-consumer guest app
• Build and maintain cross-platform application
• Investigate, diagnose, and resolve application-related issues
• Collaborate within a superstar team to deliver new features to clients on a regular basis
• Collaborate with the Product Manager, Designer and Fullstack Lead to design mobile features: real time availability, reservation flows, favorites & filtering
• Implement new screens and services in React Native (Expo) and corresponding endpoints in NestJS
• Troubleshoot production issues, optimize performance and ensure high availability of both B2B and B2C systems
• Contribute to CI/CD configuration and best practices for seamless cross team deployments
• Participate in code reviews and mentoring to maintain engineering excellence across the squad

• 5+ years experience in a software development
• Strong sense of ownership and proactivity
• Proven experience developing web and/or mobile cross platform applications
• Proven experience working in Agile environment
• Very strong experience in HTML, CSS, Typescript, React, React Native
• Proficiency in Node.js, with experience on NestJS
• Solid knowledge of SQL
• First exposure to using Claude Code or other AI tools to drive development
• Previous experience working with PM/Design to prototype and validate features quickly
• Experience with version control systems (e.g., Git)
• Excellent problem-solving skills
• Strong verbal and written communication skills for effective collaboration with internal teams
• Upper-intermediate to advanced English proficiency
• Nice to have: Experience using Expo / Expo Router
• Knowledge of cloud infrastructure (AWS)
• Experience with Docker
• Experience working on design systems
• Experience with TamagUI
• Experience with Mobx / zustand
• Prior work in marketplaces or consumer apps with booking, payments, or loyalty features

• The friendliest community of like-minded IT-people
• Open knowledge-sharing environment — exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• Mobilunity Medical Insurance program designed to attend our teams’ needs
• Paid vacations and sick leaves, including 5 paid days per year that don’t require a sick note
• Perfect office location in the city-center (900m from Lukyanivska metro station with a green and spacious neighborhood) or remote mode engagement: you can choose a convenient one for you, with a possibility to fit together both
• No open-spaces setup — separate rooms for every team’s comfort and multiple lounge and gaming zones
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups