React Developer (Upper-Middle) with Ruby Background Offline
We are seeking a highly skilled React Developer with the ability to understand and work with existing Ruby on Rails codebases. This role is focused primarily on front-end development using React, with responsibilities including the migration of product logic from Ruby on Rails into a modern front-end architecture.
The successful candidate will contribute to an innovative cloud platform that delivers secure data storage and video/educational content, participating in product evolution from monolithic architecture to a scalable, component-based front-end.
Key Responsibilities:
- Rewrite existing business logic from Ruby on Rails into modular, maintainable React components.
- Close collaboration with the backend via RESTful APIs to ensure functional consistency.
- Contribute to architectural decisions for front-end structure and integration with APIs.
Ensure high standards of UI/UX and performance across web interfaces.
Requirements:
- 3+ years of commercial experience with React.
- Ability to read and understand Ruby on Rails code (RoR 7+), even if main focus is front-end.
- Experience working with RESTful APIs and integrating front-end components with backend logic.
- Good understanding of PostgreSQL databases and background job handling (e.g., Sidekiq).
- Familiarity with Tailwind CSS and utility-first styling approaches.
- English proficiency: minimum B1+ — able to communicate in team discussions and explain technical concepts in writing.
Nice to Have :- Experience with video hosting or streaming APIs and cloud platforms.
- Knowledge of Docker/Kubernetes and containerized development environments.
- Experience with React Native (optional mobile layer of the platform).
Understanding of identity providers such as Azure/Entra ID or similar authentication mechanisms.
We Offer:
- Opportunity to work on a real-world, growing product with international visibility.
- Participation in architectural planning and system evolution.
- Flexible working environment (hybrid or remote ).
- Access to professional learning resources and upskilling programs.
- Comfortable, modern office located in central Lviv.
- Competitive compensation package and transparent performance evaluation.
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