Job Specifications
Company Description
DataPattern was established by a group of industry managers and technology experts to provide solutions that incorporate IoT, ML/AI, and domain expertise to address customer challenges. We specialize in helping manufacturing, energy, healthcare, and hi-tech companies evolve their digital transformation strategies. With a deep understanding of workflows and regulations, DataPattern ensures seamless integration of new technologies. Our team recommends and implements robust tools, offering long-term technological benefits and peace of mind for business stakeholders.
Key Responsibilities:
Design and develop backend services using Spring Boot, Java 8-21, 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 8-21, 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