Senior Full Stack Engineer

As a Fullstack Developer, you will be involved in developing and maintaining high-traffic with over 1 billion messages a day and dozens of scalable services, ensuring the fast and reliable operation of our platform. Your tasks will include developing new features, optimizing performance, ensuring data security, and solving complex technical challenges within our microservices architecture, using a combination of Node.js and Java.ResponsibilitiesPlanning, designing, developing and maintaining high-availability applications that can be high-volume and low-latency.Define application objectives and functionality.Ensure application designs conform with business goals.Support continuous improvement, investigating alternatives and technologies, and presenting for architectural review.Work in a highly motivated team, closely with Product and Architects teams on large mission-critical systems.Debug, optimize, and performance-tune your work across the stack.דרישות:RequirementsA minimum of 7 years of experience as a Full Stack Developer, with at least 4 years specializing in Node.jsSolid proficiency in JavaScript and TypeScript, with demonstrated experience using TypeScript-first frameworks (such as NestJS, Fastify, or Next.js).Prior experience with Java.Proven expertise in developing and scaling enterprise-level production systems within a microservices architecture.Practical knowledge of at least one major frontend framework, such as React or Angular.Familiarity with both relational and NoSQL database systems.Proven experience with REST API design and integration, including the implementation of effective caching strategies.Hands-on experience with Continuous Integration/Continuous Delivery (CI/CD) pipelines and containerization using Docker.Experience in developing and executing comprehensive unit and integration tests.Practical experience working with Agile methodologies in a fast-paced environment.Strong analytical skills and eff