Senior Full Stack Engineer (Node.js / React / GCP)We are looking for a highly skilled and experienced Full Stack Engineer with a strong foundation in backend and frontend technologies, cloud platforms, and modern software architecture. The ideal candidate will play a key role in designing, developing, and optimizing scalable applications, with a focus on performance, security, and maintainability.Key Responsibilities:Design and develop scalable backend services using Node.js, TypeScript, Express.js, and NestJSBuild responsive and dynamic user interfaces using React.js and Next.js (for agent and admin UIs)Develop and maintain APIs with a strong focus on authentication, authorization, and security best practicesWork with PostgreSQL or other relational databases to design efficient data models and queriesLeverage Google Cloud Platform (GCP) services such as BigQuery, Cloud Storage, and Pub/Sub for cloud-native developmentCollaborate with cross-functional teams to understand requirements and deliver high-quality solutionsDebug, optimize, and refactor code for performance and scalabilityParticipate in code reviews, design discussions, and agile ceremoniesRequired Skills:6+ years of professional experience in software developmentStrong proficiency in Node.js, JavaScript, TypeScript, Express.js, and NestJSSolid experience with React.js and Next.