Svitla Systems Inc. is looking for a Senior Full Stack Mobile Engineer with Ruby on Rails and React for a full-time remote position (40 hours per week) in Colombia. Our client is a growth-stage SaaS company reimagining how members engage and learn within modern communities of practice. The platform fosters member engagement with both content and human connections, aiming to create vibrant community experiences that deliver greater value and support organizational growth. Requirements: Strong experience with Ruby on Rails. In-depth understanding of development with React and React Native in an iOS and Android environment. Experience integrating Rails APIs with mobile clients. Knowledge of testing frameworks like RSpec, Jasmine/Jest. Knowledge of PostgreSQL. Understanding of Git/GitHub, CI tools. Experience with iOS and Android deployment for App Store and Google Play submission, provisioning profiles, and code signing. Solid background in software design patterns. Familiarity with mobile navigation patterns and deep linking Understanding of creating responsive UI across web and mobile devices The ability to be confident collaborating with other engineers in a pair-programming development model. Understanding Agile methodologies and processes. Practical communication skills in collaborative and feedback-driven environments. Strong problem-solving and ownership mentality. Nice to have: Experience with Fastlane. Experience refactoring from Angular to React Experience working in Test Driven Development in a Pair Programming model. Familiarity with mobile performance profiling tools such as Flipper, React Familiarity with mobile accessibility. Familiarity with techniques to effectively work with legacy code. Responsibilities: Work on delivering high-value products and experiences while also contributing to development standards and collaborative practices. Extending and enhancing the mobile application built on React Native for iOS and Android, working alongside the Rails API back-end and web front-end to deliver a seamless cross-platform experience. We offer US and EU projects based on advanced technologies. Competitive compensation based on skills and experience. Remote-friendly culture and no micromanagement. Christmas Bonus in the amount of 50% of the monthly payment. Bonuses for article writing, public talks, other activities. Personalized learning program tailored to your interests and skill development. Free tech webinars and meetups organized by Svitla. Fun corporate online\offline celebrations and activities. Awesome team, friendly and supportive community! About Svitla Svitla Systems is a global digital solutions company headquartered in the U.S. and operating across the Americas, Europe, Asia, and APAC. Since 2003, we have served a wide range of clients — from innovative start-ups to Fortune 500 companies. Our success is built on partnership. By integrating seamlessly with clients’ teams, we create lasting collaborations that drive real results. We are strong advocates of workplace flexibility, remote culture, individual approach to professional and personal growth. Svitla is proud to be an equal opportunity employer. Allqualified applicants will receive consideration for cooperation without regard to age, gender identity, sexual orientation, religion, race, color, national origin, disability, or any other characteristic protected by applicable law. Our global mission is to build a business that contributes to wellbeing of our partners, personnel, and their families, improves our communities, and makes a lasting difference in the world. Together, we are coding a brighter tomorrow — and living it. #J-18808-Ljbffr