Ruby on Rails Developer – Senior

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 Requirements.
• 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:

• Hands-on experience with event streaming systems and message brokers (Kafka, RabbitMQ, etc.).
• Understanding of Ruby on Rails key concepts and best practices.
• 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.

Mentorship & Leadership – Take part in our mentorship program and help shape the next generation of engineers. Hiring Impact – Participate in job interviews and contribute to our team’s growth. Knowledge Sharing – Contribute to our internal knowledge base and development best practices.

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.