Middle JavaScript Engineer

Ciklum is looking for a Middle JavaScript (Node.js) Engineer to join our team full-time in Slovakia.We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.About the role:As a Middle JavaScript Engineer, become a part of a cross-functional development team engineering experiences of tomorrow. Together, we will work on the project that enables energy utilities to unlock the full value of a radically changing energy system and move toward a sustainable, affordable, and accessible renewable energy future.Responsibilities:Design and implement complex web applications using established approaches and best practicesImprove existing engineering and quality standards in the team and help other team members adopt themCreate CI/CD pipelines by template and/or assist the DevOps team in creating more complex pipelinesParticipate in the hiring process and technical interview activitiesCoach or supervise middle/junior engineers as needed by the projectRequirements:Proficient in different API architectural styles (monolith, microservices, serverless)Experience in designing solutions using appropriate patterns and development standardsSolid background in Node.js and building high-performance applicationsExperience with TypeScriptUse of advanced features in Node.jsExperience using complex queries and aggregations in databasesPractical experience with testing approaches and toolsSupporting code quality metricsHands-on experience with application deployment patterns and tools (Docker)Prior record in infrastructure configuration using AWSKafka knowledgeWhat’s in it for you?Strong community: Work alongside top professionals in a friendly, open-door culture that values initiative and empowers its people to succeedFast-paced & agile environment: Be part of a dynamic, fast-moving organization that champions efficiency and innovationGlobal exposure: Collaborate with international, cross-functional teams and contribute to large-scale initiativesTailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certificationsFlexibility: Balance office and remote work to fit your rhythmCare: Take advantage of our extensive benefits offering, aligned with the best market standardsThe salary starts from 2500 Euro gross. The final salary depends on the previous experience and professional knowledge of the candidate.About us:At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress.Our Slovakia hub brings together passionate professionals working on global initiatives. Be part of a close-knit team that’s driving digital transformation and creating lasting impact.Want to learn more about us?Follow us on Instagram, Facebook, LinkedIn, stop by one of our IT meetups Nalejvárna.Explore, empower, engineer with Ciklum!Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.