Senior Node.js Developer – Digital Advertising Ecosystem

Nasze wymagania: Higher education, preferably in Computer Science. Minimum 5 years of programming experience in IT projects. At least 5 years of experience in Node.js project development. Experience in application design, performance optimization, and monitoring. Ability to decompose tasks effectively. Very good knowledge of: Node.js, TypeScript Frameworks such as NestJS, Fastify Databases: MongoDB, Redis AWS S3 bucket Object-oriented and functional programming in JavaScript Event-driven development Design patterns and best practices Version control systems: GIT, GitHub Babel tools Willingness for active professional growth English language skills sufficient for reading/writing technical documentation Mile widziane: Knowledge of digital/programmatic advertising Familiarity with React.js and NoSQL databases Comfortable working in Unix environments, including writing bash scripts Experience with Jenkins Familiarity with Agile / Scrum / KANBAN methodologies Experience with Datadog Familiarity with test frameworks like Jest, Jasmine, Karma, Cypress Ability to write unit, functional, and integration tests O projekcie: As a Senior Node.js Developer you'll be working for our client, a prominent player in the media industry. You will join the team and take responsibility for the development and maintenance of backend applications (Node.js, NestJS) in the field of digital advertising serving technologies and identity management, built in a distributed (non-monolithic) architecture. We are seeking someone actively engaged in improving the quality of solutions and processes, including the development of automated tests and monitoring tools, as well as co-creating new directions for the development of the advertising ecosystem (R&D). Shape the Future of Digital Advertising as a Senior Node.js Developer! Krakow/Warsaw-based opportunity with almost fully remote work model (1 day in the office/month). Zakres obowiązków: Develop and maintain backend applications (Node.js, NestJS) for digital advertising serving and identity technologies. Develop and maintain automated tests (tools and test cases). Develop and maintain monitoring solutions. Actively participate in creating new solutions and development directions for the advertising ecosystem (R&D). Participate in the full software development lifecycle: from requirements clarification, through design, implementation, deployment, to maintenance and monitoring. Oferujemy: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participate in Social Events, training, and work in an international environment Access to attractive Medical Package Access to Multisport Program Access to Pluralsight Flexible hours