Senior Software Engineer - Tallinn

Job summary

Design, build, and maintain secure, high-quality Ruby and Rails applications and APIs, work across Ruby and JVM-powered Ruby environments, integrate with internal services, develop resilient integrations and implement robust background processing, ensure quality through code reviews, automated testing, and performance optimization, contribute to delivery and operability using Linux, Docker, Kubernetes, AWS, and modern CI/CD practices, collaborate with cross-functional teams to refine requirements and deliver value continuously, participate in technical spikes, architecture discussions, and mentor peers.

Qualifications

• Strong experience with Ruby/Ruby on Rails building secure, scalable web applications
• Proficiency with SQL databases and background processing tools
• Hands-on experience with Linux, Git, containers, and CI/CD; familiarity with Kubernetes and cloud platforms
• A quality mindset - tests, reviews, and production readiness in a regulated environment
• Strong collaboration skills and ability to own problems end-to-end

Responsibilities

• Design, build, and maintain secure, high-quality Ruby and Rails applications and APIs
• Work across Ruby and JVM-powered Ruby environments, integrating with internal services where needed
• Develop resilient integrations (REST/JSON and SOAP) and implement robust background processing
• Ensure quality through code reviews, automated testing, and performance optimization
• Contribute to delivery and operability using Linux, Docker, Kubernetes, AWS, and modern CI/CD practices
• Collaborate with cross-functional teams to refine requirements and deliver value continuously
• Participate in technical spikes, architecture discussions, and mentor peers

Skills

• Ruby on Rails, JRuby, Redis, MySQL
• Active Directory, Linux, Docker, Kubernetes, AWS, GitLab

Benefits

• Flexible working hours, Hybrid work, and a possibility to work from anywhere in the EU, Iceland, Switzerland, and the UK (in total 90 days per year)
• Additional weeks of vacation to all employees with 1+ years tenure
• Volunteer time off and 30 fully paid calendar days for military training every year
• Competitive health benefits package – health insurance after the first 3 months as + health days in case of your absence due to sickness without a doctor's note
• Internal and external training programs, workshops, conferences, online trainings for professional growth and wellbeing
• Special Offers for Luminor products & services
• Working with international teams who value challenging work together with good humor and having fun
• Gross salary. 4,000 - 7,000 EUR/month. The final offer will depend on the level of your experience and competencies

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