FullStack Engineer (Ruby + React)

G2i Inc.; United States; Remote; USD 80,000 - 100,000; Part time

Job summary

A fast-growing technology company is seeking a Fullstack Developer (Ruby on Rails + React) to join their remote engineering team. The ideal candidate has over 5 years of experience in fullstack development with advanced skills in Ruby on Rails and React.js. You'll design scalable systems that enhance financial workflows in a collaborative, product-driven culture. Competitive hourly rate of up to USD48/hour is offered.

Benefits

Competitive hourly rate

Fully remote work

Collaborative culture

Qualifications

• 5+ years of experience in fullstack development.
• Advanced proficiency in Ruby on Rails and React.js.
• Excellent understanding of version control (Git) and CI/CD best practices.
• Fluent English communication (written and spoken).

Responsibilities

• Build and maintain backend services and APIs using Ruby on Rails, integrated with React frontends.
• Design and implement microservices architectures that ensure scalability and reliability.
• Collaborate with product and data teams to integrate financial workflows and data pipelines.
• Optimize system performance, ensure code quality, and maintain robust testing practices.

Skills

Backend systems

Ruby on Rails

React.js

Relational databases

Version control (Git)

CI/CD best practices

Fluent English

Tools

PostgreSQL

MySQL

Docker

Kubernetes

AWS

GCP

Azure

Job description

Fullstack Developer (Ruby on Rails + React)

Location: Remote (LATAM, Europe, or Canada)
Compensation: Up to USD48/hour (contract)
Engagement: Full-time contractor

About our Client

Our client is a fast-growing technology company building data-driven financial solutions that simplify and optimize business operations. We develop secure, scalable systems that empower financial teams to work smarter — leveraging automation, transparency, and real-time data insights.

We’re now looking for a Fullstack Developer with a strong backend focus to join our distributed engineering team. You’ll work on the core architecture that powers our platform, helping to scale our microservices and integrate modern financial technologies.

What You’ll Do

• Build and maintain backend services and APIs using Ruby on Rails, integrated with React frontends.
• Design and implement microservices architectures that ensure scalability and reliability.
• Collaborate with product and data teams to integrate financial workflows and data pipelines.
• Optimize system performance, ensure code quality, and maintain robust testing practices.
• Contribute to architectural discussions and guide decisions around scalability and security.

What We’re Looking For

Must-Have Skills

• 5+ years of experience in fullstack development.
• Advanced proficiency in Ruby on Rails and React.js.
• Strong focus on backend systems, APIs, and microservices.
• Experience with relational databases (e.g., PostgreSQL, MySQL).
• Excellent understanding of version control (Git) and CI/CD best practices.
• Fluent English communication (written and spoken).

Nice-to-Have

• Background in finance, fintech, or data-heavy products.
• Experience with containerization (Docker, Kubernetes).
• Familiarity with cloud platforms (AWS, GCP, or Azure).
• Prior work in a remote, distributed team environment.

Why Join

• Competitive hourly rate (up to USD48/hr).
• Work fully remote from LATAM, Europe, or Canada.
• High-impact environment where your code directly improves financial workflows.
• Collaborative, product-driven culture with strong engineering ownership.

Interested?
Apply now or reach out to our team directly — we’d love to learn more about your background and share details about the project.