Senior Ruby on Rails Engineer

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

The provision of personal data by you is fully voluntary and the basis for their processing is your consent. We have prepared some necessary information, you can find in document: "Information regarding the processing of your personal data". There you will find how your Personal Data is being processed and what your rights are in connection to this.

The personal data will be processed by Sowelo Consulting spółka z ograniczoną odpowiedzialnością spółka komandytowa with its registered seat in Cracow (Limited Partnership) registered in National Court Register (KRS) under no , Sowelo Consulting spółka z ograniczoną odpowiedzialnością (LLC) with its registered seat in Cracow registered in National Court Register (KRS) under no , our Employees and Subcontractors (jointly referred to as the Company).

Sowelo Consulting sp. z o.o. sp. k. is entered in the register of employment agencies under the number: 17107

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