Sr. Java Spring Boot Full Stack Developer

🚀 Hiring: Sr. Java Spring Boot Full Stack Developer | Kolkata Experience: 6–13+ Years | CTC: 20–25 LPAWe're hiring for a Senior Java Spring Boot Full Stack Developer to join a leading global engineering & technology organization in Kolkata. Open to candidates based within a 300 km radius of Kolkata.📍 Location: Kolkata (or within 300 kms) 💰 Salary: ₹20–25 LPA ⏳ Notice Period: Only candidates who have resigned and are serving notice period will be consideredAbout the Role We're looking for a hands-on Full Stack Developer who can work across backend, frontend, cloud, and modernization initiatives — helping transform large-scale legacy enterprise applications into modern, cloud-native systems.What You'll DoDesign and build backend services using Java 17/21, Spring Boot, and Spring SecurityDevelop and maintain production-grade React + TypeScript frontend applicationsDeploy and support applications on Azure/AWS using Docker and CI/CD pipelinesModernize legacy Java (Java 8, Java EE, Apache Ant, XSLT) applications using incremental strategies like the Strangler Fig patternImplement authentication/authorization using OAuth 2.0, OpenID Connect, and Microsoft Entra IDWork with SQL Server/PostgreSQL for data design and managementContribute to observability, monitoring, and on-call production supportWhat We're Looking For6–13+ years of experience in Java full stack developmentStrong Spring Boot, REST APIs, microservices, and React/TypeScript experienceHands-on cloud (Azure/AWS), Docker, Kubernetes, and CI/CD exposureExperience modernizing legacy/monolithic systemsBonus: Exposure to Kafka/RabbitMQ, Terraform/Bicep, Spring AI, MCP, or RAG/LLM integrations