Senior Ruby on Rails Developer in Constanţa

RDBMS (advanced) OOP (advanced) Ruby on Rails (advanced) Ciklum is looking for a Senior Ruby on Rails Developer to join our team on a full-time basis.We are a leading global product engineering and digital services company that unites 4000+ seasoned professionals globally on various projects in healthcare, fintech, travel, sportswear, entertainment, and security. Ciklum delivers high-impact technology solutions to Fortune 500 and fast-growing organizations worldwide. About the role:As a Senior Ruby on Rails Developer, become a part of a cross-functional development team working for the Babbel. About the Project:Babbel is driven by a mission: Everyone. Learning. Languages. This means building products that help people connect and communicate across cultures. Babbel and Babbel for Business focus on using a new language in the real world, in real situations, with real people. And it works: Studies with Yale University, City University of New York and Michigan State University prove that it gets users talking with confidence. The key is a blend of humanity and technology. A team of linguistic experts hand-craft each of our courses, to provide content that is constantly adapted to our learners’ needs. Interactive content with videos and podcasts makes understanding a new language easy, because Babbel is for everyone. That’s why our team is as diverse as our content. From headquarters in Berlin and New York, 750 people from more than 65 nationalities represent the backgrounds, characteristics and perspectives that make all humans unique. Making a true connection with millions of paid subscribers across the globe is what makes Babbel the most profitable language learning app worldwide.Babbel in Numbers: The #1 top-grossing language learning app globallyMillions of active paying subscribersMore than 60,000 lessons 14 languages hand-crafted by 150+ linguistsMore than 10,000 hours of learning contentOver 70 learning podcast episodes and over 50 hours of video learning content As part of our team, we’ll collectively tackle all things engagement: how do we make sure that learners are always challenged, but never overwhelmed? That everyone coming to Babbel feels welcomed? That everyone feels motivated to pick up the app and learn something every single day?In your role, your mission will be to drive the development of a technical platform that enables seamless and effective operation of the internal Customer Support department at our company (75 members and growing). This is a really cross-functional role as the main goal for your team will be an optimisation of internal processes and a construction of a platform that aggregates and exposes various data streams and features from different Babbel products and knowledge domains. You will be collaborating with a variety of teams and departments and diving into different disciplines to broaden your knowledge in other fields of expertise as well as share your own. You will contribute to great architecture and build the base of an easily extendable and well maintainable platform.Responsibilities:Own architectural design and constantly propose improvements of the existing featuresDeliver value iteratively by building high-quality applications and featuresBuild, maintain, and take ownership of a rich ecosystem of applications and servicesBe part of feature teams and build end-to-end customer featuresEnsure that the systems you own are healthy, resilient, and perform wellCollaborate cross-functionally on feature design, architectural decisions, and assessing technical debtParticipate in the search for ways to improve and automate corporate processesShape our coding guidelines and quality standardsReact, troubleshoot and solve operational events (bugs and incidents)Focus on continuous learning and improvement and drive the evolution of our engineering practicesA can-do attitude to build MVPs and iterate on them in short cyclesExperience with infrastructure-as-code, ideally with TerraformRequirements:Excellent knowledge in Computer Science, Computing Theory:Paradigm & Principles (OOP, SOLID)Database theory (RDBMS, NoSQL)Code testing practicesArchitectural, Enterprise and Design PatternsExcellent knowledge and experience in Ruby on Rails (more than 5 years)Practical commercial experience with:REST API developmentStrong sense for good API design and third-party API integrationsWeb application frameworks, Testing frameworks, ORMRDBMS (e.g MySQL, PostgreSQL)Experience NoSQL databasesKey-value storages (e.g. Redis, Memcached)Experience in using AWSStrong understanding of Event-Driven ArchitectureTesting experience on different levels: unit, integration, E2EVersion control systems (GIT)DockerExperience with:Troubleshooting, profiling and debugging applicationsCreation software architecture and design of complex applications, platformsAgile software processes and technologiesCode Review processRefactoring processFluent or Upper-Intermediate EnglishDesirable:More than a year of commercial experience and proficient knowledge in JavaScript, HTML, CSS (incl. preprocessors and CSS in JS)Experience with Payments, Pricing or Customer Support business domainsExperience with Data-intensive systemsKnowledge of analyzing metrics about system health and performance (ideally DataDog, CloudWatch, PagerDuty, Rollbar)What's in it for you?Care: your mental and physical health is our priority. We ensure comprehensive company-paid medical insurance, Mental Health programs, as well as financial and legal consultationsTailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy licence, language courses and company-paid certificationsGrowth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globallyFlexibility: choose how you want to work – a 100% remote or on-sight in our offices. Own your schedule – you are the one to decide when to start your working day. Just don’t miss your regular team stand-upOpportunities: we value our specialists and always find the best options for them. Our Internal Mobility Program helps change a project if needed to help you grow, excel professionally and fulfil your potentialGlobal impact: work on large-scale projects that redefine industries with international and fast-growing clientsWelcoming environment: feel empowered with a friendly team, open-door policy, informal atmosphere within the company and regular team-building eventsAbout us:Discover the pros of 20-year global experience! Join one of the largest IT companies in Ukraine, awarded as one of the top 10 employers in Ukraine by Forbes.Boost your skills and make a difference with cutting-edge projects, skilled colleagues and the latest tech stacks. Be bold, not bored! Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.


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