Bytamic is an international IT services and Consulting company with its headquarters in Vienna, Austria and subsidiary companies in Warsaw and Poznan. We work with multinational companies and we drive digital transformation for our clients. We are truly agile, work with the latest technologies and our engineers and scrum-teams deliver state-of-the-art product development services for our clients. Delivering with highest quality standards is key to us – therefore we focus on continuous training & education of our engineers. About the role We are looking for an experienced Ruby / Ruby on Rails Developer to join an international team working on a large-scale public sector emergency coordination system.The project involves maintaining and enhancing a suite of over 20 in-house web applications and one mobile app that play a vital role in ensuring public safety and operational efficiency. What you need:  Solid hands-on experience with Ruby and Ruby on Rails (ideally Ruby ≥ 3.x, Rails ≥ 7.x) Proficiency in working with PostgreSQL or similar relational databases Strong understanding of testing methodologies and CI/CD principles Good grasp of clean code, design patterns, and best practices in web application development Excellent communication skills in English (both written and spoken) Experience with agile development environments is a plus   Your tasks:  Develop, maintain, and improve Ruby on Rails applications that support critical public services Collaborate with internal teams to design, implement, and optimize new features and functionalities Write clean, maintainable, and testable code following modern development standards Participate in code reviews, testing, and integration efforts Ensure application stability, performance, and security Contribute to CI/CD pipelines and process automation What you can expect from us: Working with latest technologies  Lots of career development potentials (career-planning)  Challenging projects (mostly product/feature development)  International software development teams with distributed delivery groups  Private healthcare and Multisport card at employment of contract or reimbursement for it at B2B contract Training & education  Attractive remuneration  Language classes (usually business English; but not limited to)  Modern computer equipment Employee referral programme  Integrational meetings & events  If you think that this job offer can be for you, we would like to hear from you:)#ruby #rubyonrails #english #itjobs #poland