Senior Ruby on Rails Engineer - Fully Remote presso Sowelo Consulting sp. z o.o.

Join our team as a Senior Full Stack Engineer, where you'll play a key role in developing, maintaining, and optimizing applications. Collaborate with product managers, designers, and fellow engineers to enhance features, create new ones, and ensure a scalable and secure architecture.

Key Responsibilities

• Lead Development: Build scalable, high-quality web applications using Ruby on Rails.
• Collaborate: Work with cross-functional teams to design and develop new features for web and mobile platforms.
• Frontend Optimization: Maintain and optimize the frontend with JavaScript frameworks like Turbo and/or Stimulus.
• Integration Management: Oversee integration of third-party services such as Twilio, SendGrid, and Stripe.
• Infrastructure Stability: Ensure the application’s infrastructure on Heroku and AWS is stable, secure, and scalable to meet growing demand.
• Database Management: Contribute to managing AWS Aurora for MySQL databases, ensuring efficient, reliable access to data.
• Code Quality: Develop, maintain, and enforce code quality and security standards, using tools like Brakeman and Dependabot.
• Deployment Process: Drive deployment with robust CI/CD practices, including automated testing and pull request reviews.
• Mentorship: Provide guidance to junior engineers and participate in code reviews.
• Leverage modern development tools and AI-assisted coding practices to accelerate feature delivery while maintaining code quality standards.

Required Qualifications

• 5+ years as a Full Stack Engineer with strong Ruby on Rails expertise.
• Proficiency in JavaScript (jQuery, Stimulus).
• Experience in database management, particularly MySQL or AWS.
• Hands-on experience with Heroku, AWS services, and infrastructure as code (Terraform).
• Proven experience with CI/CD pipelines, automated testing suites, and GitHub workflows.
• Excellent problem-solving skills and ability to work independently or as a team.
• Strong attention to detail in maintaining code quality and security standards.

Nice-to-Have Skills

• Experience with third-party integrations like Twilio, SendGrid, Stripe, ChromeData, and CarFax.
• Familiarity with Airbrake, NewRelic, ElasticSearch, and caching mechanisms (Redis, Memcached).
• Understanding of mobile web app development and responsive design principles.
• Knowledge of Dealer Management Systems (DMS) integrations and vehicle data processing.
• Experience with AI-powered development tools (GitHub Copilot, Claude, Cursor) and modern development acceleration techniques.

Benefits

• Competitive salary (80 000 USD per year)
• Flexible work environment (100% remote-friendly)
• Unlimited PTO