Senior Full-Stack Developer (Node.js/React)

We are a technology company that started its journey in 2008. Our main headquarters is located in the picturesque city of Poznań, nestled by the beautiful Malta lake. For more than 17 years, we have been assisting companies in developing and implementing innovative fintech solutions. Leveraging our expertise in areas such as blockchain, online payments, and more, our clients can invent and develop cutting-edge solutions and services that keep them at the forefront of innovation.Senior Full-Stack Developer (Node.js / React)SKILLS: Node.js | React | MongoDB | AWS | CI/CD | DevOpsB2B PLN 150 - 180 / HourLOCATION: REMOTE, POLANDSTART DATE: ASAPKey Duties and Requirements: A Roadmap to Your Professional SuccessScope of responsibilities:Designing and developing scalable applications using Node.js and ReactWorking with MongoDB, including schema design and performance considerationsTaking ownership of the technical domain and making independent architectural decisionsBuilding, maintaining, and improving CI/CD pipelinesSupporting production systems and handling support tickets when neededCollaborating closely with stakeholders, ensuring transparency in technical decisionsOperating in a fast-paced environment with the ability to ramp up quicklyEnsuring high code quality through reviews, best practices, and clean architectureHere’s a set of skills we require:Strong hands-on experience with Node.js and ReactSolid expertise in MongoDBPractical DevOps experience with a good understanding of CI/CDExcellent communication skills and openness in decision-makingFast learner, able to become productive quicklyWillingness to handle operational and support-related tasksStrong sense of ownership and ability to work independentlyFamiliarity with Kubernetes and/or RancherExperience with GitOps practicesBroad AWS knowledge, including: EC2, S3, ECS, Route53, CloudFront / CDNEnglish at C1 level or higher - daily communicationExcellent communication skills and transparency in decision-makingNice to have experience with:Working with large datasets, especially time-series dataKnowledge of databases suitable for time-series workloadsAbility to mentor and guide junior developers through: Code reviews, Specification reviews, Constructive feedback and knowledge sharing