Principal Software Developer (Ruby on Rails & React) - Freelancer

3 weeks ago
Freelance
Lead
Software Development
Monterail

Monterail

Monterail specializes in AI-enhanced custom software development, providing scalable web and mobile applications tailored for startups and businesses, backed by a team of over 200 experienced developers, designers, and QA experts.

Internet Software & Services
251-1K
Founded 2010

Description

  • Define technical direction and make architectural and product decisions.
  • Own the roadmap and identify gaps in existing systems.
  • Continuously build on top of existing systems with minimal guidance.
  • Design and maintain robust automated test suites as part of the development process.
  • Create and evolve admin panels and internal tooling with usability and maintainability in mind.
  • Translate internal stakeholder needs into structured technical solutions.
  • Make pragmatic trade-offs for smaller-scale environments and internal use cases.
  • Work independently and take responsibility for technical outcomes.

Requirements

  • 8+ years of experience in software development.
  • Deep, senior-level expertise in Ruby on Rails and React.
  • Proven senior profile with experience shaping systems and guiding direction.
  • Strong end-to-end ownership and ability to operate independently.
  • Extensive experience designing and maintaining robust test suites.
  • Clear focus on admin panels and internal tooling rather than user-facing products.
  • Experience working closely with internal stakeholders.
  • Comfort working in smaller-scale environments where pragmatic decision-making matters more than hyper-scale concerns.
  • Strong communication skills and ability to handle varying levels of complexity.
  • Freelance arrangement as part of the Monterail Tech Network.

Interested in this position?

Apply directly on the company website

Apply Now

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