Ruby on Rails Developer – Senior

Softswiss; United States; Remote; USD 100,000 - 140,000; Full time

Job summary

SOFTSWISS is looking for an experienced Ruby on Rails Developer to join their team. This role involves developing backend services for a casino operations platform, contributing to the long-term technical strategy, and mentoring team members. The ideal candidate has expert-level Ruby skills and experience with PostgreSQL, ensuring high performance and reliability in system architecture.

Benefits

Private insurance

Free English lessons

+1 day off per calendar year

Referral program rewards

Upskilling and internal workshops

Qualifications

• Expert-level proficiency in Ruby.
• Strong expertise in PostgreSQL.
• Intermediate English level for team communication.

Responsibilities

• Develop and maintain scalable application architecture.
• Conduct code reviews and mentor team members.
• Participate in the full development cycle.

Skills

Debugging

Problem Solving

Analytical Skills

Job description

SOFTSWISS continues to expand the team and is looking for an experienced Ruby on Rails Developer. We need an accomplished professional who shares our culture and values.

Purpose of the Role:

You’ll develop and evolve backend services to ensure performance, stability, and scalability across our casino operations platform.Your work will impact thousands of users by delivering a reliable, secure, and efficient system architecture.
You’ll contribute to long-term technical strategy while mentoring teammates and upholding engineering best practices.

About Product:

SOFTSWISS Casino Platform
Full-service modular software platform to manage online casino operations

• Backend: Ruby on Rails, PostgreSQL, Kafka, RabbitMQ, Sidekiq, Redis, WebSockets

Key responsibilities:

• Participate in the full development cycle, from backlog refinement and testing to launching new features and implementing technical improvements
• Design, develop, and maintain scalable application architecture
• Review, maintain, and refactor existing code to ensure high performance, security, and maintainability
• Investigate and implement new technologies to enhance platform efficiency and stability
• Conduct code reviews and provide constructive feedback to team members
• Take part in our mentorship program and help shape the next generation of engineers
• Contribute to our internal knowledge base and development best practices.

Required Experience:

• Expert-level proficiency in Ruby with a deep understanding of its ecosystem
• Strong expertise in designing, optimizing, and maintaining relational databases (e.g., PostgreSQL)
• Deep knowledge of SQL, algorithms, and data structures
• Solid understanding of CS fundamentals, including OOP principles and best practices
• Strong debugging, analytical, and problem-solving skills
• English level: Intermediate and higher (ability to communicate effectively in a team environment)

Nice to have:

• Understanding of Ruby on Rails key concepts and best practices
• Hands-on experience with event streaming systems and message brokers (Kafka, RabbitMQ, etc.)
• Experience in database and application performance tuning (query optimization, indexing strategies, caching techniques)
• Strong test-driven development (TDD) skills and experience writing specs with RSpec
• Knowledge of scalable system architecture design

Learn more about our hiring processhere – what to expect, how to prepare, and what makes SOFTSWISS different.

What we offer:

- Private insurance (depending on contract type)

- Free English lessons (online)

- +1 day off per calendar year

- Referral program rewards

- Upskilling, internal workshops, and participation in professional conferences and corporate events

About Us:

SOFTSWISS is an international technology company with software development expertise in iGaming, fintech, and martech.

We employ on-site, hybrid, and remote teams across multiple offices and countries around the world. SOFTSWISS is known as a celebrated and trusted partner for clients working across diverse niches.

SOFTSWISS in numbers:

- Founded in 2009

- 4 offices worldwide

- 9 proprietary products

- 1,200+ brands using our software

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Not quite the right role? View similar vacancies:

https://careers.softswiss.com/vacancies/ruby-on-rails-developer-senior-3/