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Ruby on Rails Developer– Senior

Roles & Responsibilities

  • Expert-level proficiency in Ruby with a deep understanding of its ecosystem
  • Strong expertise in designing, optimizing, and maintaining relational databases (PostgreSQL)
  • Deep knowledge of SQL, algorithms, and data structures
  • Solid understanding of CS fundamentals, including OOP principles and best practices

Requirements:

  • 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
  • Conduct code reviews and provide constructive feedback to team members

Job description

Overview:

SOFTSWISS continues to expand its team and is looking for a Senior Ruby on Rails Developer with 4+ years of commercial experience. We need a skilled, proactive, and accomplished professional who shares our culture and values and is ready to contribute to the development of cutting-edge gaming solutions.

About Product:

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

Learn More

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.

Tech Stack:

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

  • Technologies & Tools: Docker, Kubernetes (K8s), MinIO, Vault, Swagger, Dry-rb, Jenkins, GitLab CI/CD

  • Monitoring & Observability: Datadog, Zabbix, Sentry, Kibana

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.

Why Join Us?

  • Work with a modern high-load, distributed system used by thousands of users worldwide.

  • Grow professionally in an international and fast-growing company.

  • Join a team of passionate and highly skilled engineers.

  • Engage in challenging, innovative projects in the gaming industry.

Our Benefits:

  • Full-time remote work opportunities and flexible working hours

  • Private insurance

  • Additional 1 Day Off per calendar year

  • Sports program compensation

  • Comprehensive Mental Health Programme

  • Free online English lessons with a native speaker

  • Generous referral program

  • Training, internal workshops, and participation in international professional conferences and corporate events.

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