Java Backend Engineer

Responsibilities

• Design and implement Scalable XML-to-PDF Document Conversion Pipelines using Java.
• Design, develop, and implement Microservices-based architectures for document conversion, storage, metadata management, and download services.
• Develop and maintain High-Performance Document Processing Services and Frameworks.
• Integrate, optimize, and enhance existing XML/XSLT Transformation Solutions.
• Evaluate, select, and implement Industry-Standard PDF Generation Technologies.
• Build services for reading and writing documents to Azure Blob Storage.
• Design and manage Azure Storage Containers, Folder Structures, and XML/PDF Repositories.
• Implement Metadata Management, Document Lifecycle Tracking, and Status Monitoring solutions.
• Design and develop REST APIs for Bulk Document Download capabilities.
• Implement On-the-Fly ZIP Generation and File Streaming for document downloads.
• Optimize Large File Transfers to minimize Memory Consumption and improve Performance.
• Support Concurrent Downloads and High-Volume Document Processing Workloads.
• Automate PDF Generation Workflows for newly uploaded XML Documents.
• Develop Multi-Threaded and Parallel Processing Solutions for document conversion.
• Optimize Conversion Throughput, Resource Utilization, and System Scalability.
• Implement Retry Mechanisms, Error Handling, and Fault-Tolerant Processing Workflows.
• Deploy and manage Applications and Services on Microsoft Azure.
• Create and maintain CI/CD Pipelines for automated Build, Testing, and Deployment processes.
• Collaborate with Infrastructure, Application Development, and Cloud Engineering Teams to deliver solutions.

• Support Production Deployments, Issue Resolution, Troubleshooting, and Performance Tuning activities.
• Strong hands‑on experience in Java 8/11/17+, Spring Boot, REST API Development, Multithreading, Concurrency, Collections Framework, and JVM Performance Tuning.
• Expertise in designing, developing, and optimizing Enterprise-Grade RESTful Services and Backend Applications.
• Experience working with Apache Tomcat, Servlet Architecture, and Web Application Deployment.
• Strong understanding of API Design Principles, Implementation Patterns, and Integration Best Practices.
• Strong understanding of Microservices Architecture, including service decomposition, API communication patterns, and distributed system design.
• Proficiency in XML, XSLT, XPath, and SAX/DOM Parsing Frameworks.
• Experience developing and supporting XML Transformation and Document Processing Solutions.
• Hands‑on experience with Microsoft Azure Cloud Services and Cloud‑Native Application Development.
• Strong experience working with Azure Blob Storage for secure Document Storage and Retrieval.
• Strong database development experience with SQL Server and Oracle Databases.
• Good understanding of Metadata Schema Design, Database Modelling, and Query Optimization Techniques.
• Expertise in REST API Integration, JSON/XML Payload Processing, and Service Orchestration.
• Experience implementing Authentication and Authorization mechanisms for enterprise applications.
• Strong knowledge of API Performance Tuning, Scalability, and Reliability Improvements.
• Experience in ZIP File Generation, File Streaming, and Bulk Download Implementations.
• Expertise in handling Large File Processing with optimized Memory and Resource Utilization.
• Knowledge of Storage Optimization Strategies for High-Volume Document Repositories.
• Experience building and supporting Content Transformation Pipelines and Document Processing Workflows.
• 6+ years of experience in Java Backend Development, building scalable, high-performance enterprise applications and services.
• 3+ years of hands‑on experience working with Microsoft Azure Cloud and cloud-native application architectures.
• Proven experience in XML/XSLT transformations and enterprise document-processing solutions.
• Experience handling and managing millions of documents in large-scale storage and retrieval platforms.
• Strong expertise in designing and implementing file download, streaming, and ZIP generation services.
• Demonstrated architecture design, performance optimization, and scalability engineering skills for enterprise applications.
• Ability to independently design,…