Senior React & Ruby on Rails Developer - Freelancer

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Posted: 1 month ago

Hi!

We are Monterail - a team of over 130+ experts working together to create meaningful software.

Discover your way at Monterail.

We are looking for a Senior React & Ruby on Rails Developer - Freelancer to join our team and help us create innovative software as a freelancer.

Strong experience with React and Ruby on Rails environment
A foundational understanding of Ruby on Rails (basic concepts, comfort with some ERB views) or a strong eagerness to learn and work within its ecosystem.
Proficiency in modern JavaScript (ES6+).
Solid experience with state management solutions, particularly Redux and React Context.
Experience consuming RESTful APIs.
Proficiency in SCSS for styling; familiarity or a keen interest in Tailwind CSS is highly desirable.
English skill.
Availability for full-time cooperation (B2B contract only).

Please let Monterail know you found this job on reactjobs.io. This will help us grow!

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Location: Remote / Warsaw, Masovian Voivodeship, Poland

Employment Type: Full-time

Posted: Jan 14, 2026

Java Redux REST Rails ES6 SOLID .NET

Hi!

We are Monterail - a team of over 130+ experts working together to create meaningful software.

Discover your way at Monterail.

We are looking for a Senior React & Ruby on Rails Developer - Freelancer to join our team and help us create innovative software as a freelancer.

Strong experience with React and Ruby on Rails environment
A foundational understanding of Ruby on Rails (basic concepts, comfort with some ERB views) or a strong eagerness to learn and work within its ecosystem.
Proficiency in modern JavaScript (ES6+).
Solid experience with state management solutions, particularly Redux and React Context.
Experience consuming RESTful APIs.
Proficiency in SCSS for styling; familiarity or a keen interest in Tailwind CSS is highly desirable.
English skill.
Availability for full-time cooperation (B2B contract only).