Java Back End Developer

Job Description

Role & responsibilities Web Service : Create reliable, secure, and high-performance REST APIs by applying industry best practices. This includes implementing strong authentication and authorization protocols, utilizing caching and pagination strategies, and making the APIs available for integration and consumption by other teams. cloud native service Development : Design and develop cloud-native microservices using Python, Node.js, and Oracles Helidon framework (Java). This includes implementing backend database queries, leveraging caching solutions like Coherence, and deploying containerized applications using Kubernetes. Utilize OCI services such as API Gateway, Vault, and Object Storage to ensure seamless and secure service deployment. Experience in building High level and Low level design documents and diagrams using visio or confluence is important. Backend Integration : Design and develop backend logic to integrate with CRM and CCaaS APIs. This includes working with REST APIs, webhooks, and WebSocket frameworks to ensure seamless data exchange and functionality between systems. Database : Proficient in writing and optimizing complex SQL queries using Oracle Database. Experience with data extraction, transformation, and loading (ETL) processes. Skilled in using joins, subqueries, views, indexes, and PL/SQL procedures to manage large datasets. Familiar with Oracle tools such as Oracle SQL Developer. Strong understanding of query tuning and performance optimization. Preferred candidate profile We're looking for individuals with good problem solving and communication skills, extensive software development experience, demonstrating strong proficiency in JAVA, J2EE, Python, Node JS, Kubernetes, and Web Services (SOAP, REST). Ideal candidates will have proven expertise in strong understanding of HLD and LLD practices, developing complex applications using backend and front-end technologies. Knowledge of Kubernetes, DevOps CI/CD Pipelines are important, Knowledge of contact center domain (CCaaS), covering Inbound and Outbound feature, is added advantage