Bimlesh Kumar

Software Developer with over 5+ years of hands-on experience in designing, developing, and deploying robust web applications and backend services. Proficient in Java, Spring Boot, Spring MVC, Hibernate, and RESTful API development, with strong expertise in object-oriented programming, microservices architecture, and relational databases, including MySQL, PostgreSQL, and Microsoft SQL Server. Skilled in building scalable solutions using Core Java and J2EE technologies, such as JSP, Servlets, JDBC, and Struts. Experienced in full-text search and indexing technologies, like Solr and Elasticsearch, for optimized querying and performance. Adept at developing data access layers using Hibernate (ORM), and working with Spring Boot-based application architecture. Familiar with Agile and Scrum methodologies, and experienced with Apache Tomcat for local development, deployment, and testing. Strong knowledge of version control (Git), unit testing with JUnit, and CI/CD pipeline implementation.

Project 1: THINK 365 – Order Management and Subscription Platform Project 2: UCP E-commerce Platform Project 3: UNP E-commerce Platform

Client(s): UTP (University of Texas Press), UCP (University of California Press), RUP (Rockefeller University Press), PP (Portland Press), NPH (Northwestern University Press) – Live Clients
Duration: September 2022 – Present
Environment: Angular, Spring Boot, Hibernate, REST APIs, Elasticsearch, MySQL, MS SQL Server, Eclipse IDE

Project Description:
THINK365 is a comprehensive order management and subscription platform built for scholarly publishers, societies, and academic institutions. It integrates e-commerce, CRM, and fulfillment systems into a single solution tailored for publishing workflows.

Key Responsibilities:

• Designed and developed backend modules using Java, Spring Boot, Hibernate, and MySQL for managing orders, subscriptions, renewals, billing, and inventory.
• Created batch and import processing modules to handle large datasets (customers, orders, payments), reducing manual processing time by up to 70%.
• Developed and implemented processing flows for Label, Backlabel, and Renewal workflows.
• Built RESTful APIs for inventory operations using Spring Boot and JPA.
• Implemented Elasticsearch to enable full-text, faceted, and cross-module search functionality for faster and more accurate data retrieval.
• Migrated over 10 million records from MS SQL Server to MySQL, handling schema mismatches with optimized transformation scripts.
• Integrated PayPal API for seamless online payment processing and Avalara API for automated tax calculations and compliance.
• Led the development of Global Search supporting multi-client and multi-module indexing.
• Managed data migration projects for onboarding new clients, building transformation logic to map complex schemas.
• Involved in unit testing, integration testing, code reviews, and ongoing application maintenance.

Client: University of California Press (UCP)
Duration: December 2022 – Present
Environment: Java, JSP, Hibernate, Struts, REST APIs, MySQL, MS SQL Server, SMTP, SOAP, WSDL, SVN, Eclipse

Project Description:
This platform provides an online storefront for UCP’s books and journals, featuring journal gateways, open-access content, author tools, and third-party integrations.

Key Responsibilities:

• Developed and maintained key modules including order placement, registration/login, discounts, and notification workflows.
• Built server-side functionality using Struts, and dynamic user interfaces with JSP.
• Developed DAO layers using Hibernate for seamless data access.
• Integrated SMTP for transactional and promotional email workflows.
• Consumed WSDL-based SOAP services for integrations like payment gateways and shipping APIs.
• Provided support for client-specific requests, production issues, and enhancements.
• Worked across both MySQL and MS SQL Server environments to support different modules and data structures.
• Conducted unit and integration testing, participated in code reviews, and contributed to bug fixing and refactoring for improved system stability.

Client: University of Nebraska Press (UNP)
Duration: December 2022 – Present
Application Server: Apache Tomcat
Environment: Java, JSP, Hibernate, Struts, REST APIs, MySQL, MS SQL Server, SMTP, SOAP, WSDL, SVN, Eclipse

Project Description:
A web-based e-commerce platform designed for the sale and distribution of academic publications. It supports core features such as customer management, order handling, discount logic, and external service integrations.

Key Responsibilities:

• Managed customer change requests, implemented workflow modifications, and handled functional enhancements.
• Configured and developed discounts and promotional rules based on customer types and order volumes.
• Resolved production issues by analyzing error logs and providing timely fixes.
• Debugged and fixed bugs across multiple modules to ensure smooth operations.
• Performed regular maintenance, patch updates, and performance optimization to ensure platform reliability.