Back End Developer:
Exp: 6+
Skills: Java 8, Spring boot, Microservices, SOAP / REST API, Docker, Kubernetes, Azure Devops
Locations: Chennai, Pune, Hyd, Bangalore, Noida
We are seeking a proficient Backend Developer with experience in Java, Spring Boot, and Oracle ATG Web Commerce to join our engineering team. The role demands hands-on backend development experience, strong architectural understanding of scalable microservices, and Oracle ATG knowledge for enterprise-grade e-commerce platforms.
Key Responsibilities:
- Design and develop backend services using Spring Boot, Java 821, and Oracle ATG Web Commerce framework.
- Create scalable, maintainable RESTful and SOAP APIs integrated with ATG-based commerce systems.
- Extend and customize ATG components like Repositories, Droplets, Form Handlers, and Commerce Pipelines.
- Implement SOLID principles, clean code practices, and domain-driven design across services.
- Build data persistence layers using Spring Data JPA, Hibernate, and ATG's Nucleus framework.
- Handle transaction management, deadlocks, and concurrency using Java Concurrency and Spring patterns.
- Integrate messaging queues using Kafka, with enterprise security protocols (e.g., Kerberos).
- Containerize applications with Docker, deploy on Kubernetes, and automate builds with Azure DevOps Pipelines.
- Secure APIs and services using OAuth 2.0, JWT, TLS Certificates, and implement role-based access control.
- Optimize backend performance through Redis caching, database tuning, and async/thread pool tuning.
- Leverage Azure Blob Storage, Managed Identity, and other cloud services for scalable file handling and observability.
- Collaborate with frontend, QA, and DevOps teams in Agile/Scrum environments.
Technical Skills & Proficiencies:
- Languages & Frameworks: Java 821, Spring Boot, Lombok
- E-Commerce Platform:Oracle ATG Web Commerce (Nucleus, Droplets, Repositories, BCC, FormHandlers)
- API Development: REST, SOAP (JAX-WS), Swagger/OpenAPI
- ORM & Databases: Spring Data JPA, Hibernate, Stored Procedures
- Architecture: Microservices, API Gateway, OAuth 2.0, JWT
- Concurrency & Async: ExecutorService, CompletableFuture, @Async, @Scheduled
- Messaging: Kafka, Retry Strategies, Offset Handling
- Containerization: Docker, Kubernetes, Helm
- Caching & Performance: Redis, JVM Optimization, @Cacheable
- DevOps: Git, Azure Pipelines, SonarQube, CI/CD with YAML
- Cloud & Azure: Blob Storage, AKS, Managed Identity
- Security: OAuth 2.0, Kerberos, JWT, Base64, TLS/SSL
Soft Skills:
- Strong debugging and problem-solving skills
- Ability to work independently on Oracle ATG customizations
- Excellent communication, stakeholder management
- Commitment to code quality, documentation, and testing
Preferred Skills
- Experience integrating ATG with third-party APIs and payment systems
- Exposure to ATG Commerce modules like Cart, Checkout, Promotions, Personalization
- Knowledge of ATG deployment and configuration in Docker/K8s
- Familiarity with ATG and headless commerce approaches
