Mohammad Hasan Email & Phone Number

San Francisco, Ca, Us

• Responsible for designing tables, views for various SQL queries, stored procedures, and functions.• Worked with design, management, configuration and troubleshooting of distributed production environments based on NoSQL technologies like MongoDB.• Handled migration to REST from other architectures like SOAP using SpringBoot.• Developed Gradle builds scripts and configured continuous integration servers like Concourse/GoCd for regular builds.• Involving Unit Testing, Integration Testing, Functional and Regression Testing on a regular basis to improve the performance of the application.• Created Technical design documents (TDD) which includes system design and flow further involved in TDD reviews for validating the design documents.• Working in a Scrum Agile process with the Kanban board delivering new Change requests and working on software at each feature. • Actively participating in code reviews, scrums, sprint planning, reviews and retrospective meetings.• Used Microservices architecture, with Spring Boot based services interacting through a combination of REST and Spring Boot.• Extensively used Bootstrap for building responsive website with defined presentation.

Roseland, New Jersey, Us

• Responsible for designing, developing, and implementing Java application.• Involved in Analysis, Design, Development, Integration and Testing of application modules and followed AGILE/ SCRUM methodology. Participated in Estimation size of Backlog Items, Daily Scrum and Translation of backlog items into engineering design and logical units of work (tasks).• Developed the RESTful APIs using Springboot framework and used Jackson parser to support XML and JSON response formats.• Developed the application using Springboot framework with MicroServices architecture and implemented different modules of Springboot framework Spring Cloud, Springboot Data JPA, and Springboot Security.• Developed Controller for request, response paradigm Used JSON as response type in REST services.• Used Spring boot JPA in the data persistence layer.• Worked on Kafka implementation for messaging system for producing and consuming messages asynchronously.• Worked on Configuration of Kafka Brokers, partitions.• Developed the application by using different Java 8 concepts like Functional Interfaces, Streams, Filters and Date and Time API.• Created Swagger documentation for the REST APIs.• For Unit Testing used JUnit, Mockito & Power Mockito frameworks.• Used Maven as build tool.

Des Moines, Iowa, Us

• Designed and developed various modules of the application with J2EE design architecture, frameworks Like Spring MVC architecture and Spring Bean Factory using IOC, AOP concepts. • Followed Agile software development with Scrum methodology.• Implemented JAVA/J2EE design patterns such as Factory, DAO, Session Façade, and Singleton.• Used Hibernate in persistence layer &developed POJO’s, Data Access Object (DAO) to handle all database operations. Worked on Oracle as the backend database.• Implemented features like logging, user session validation using Spring-AOP module.• Developed server-side services using Spring Web Services (SOAP, WSDL).• Used web services to retrieve information from remote services using SOAP, WSDL.• Serverside validations using Struts Validator and Hibernate Validator framework. • Wrote application front end with HTML, JSP, Ajax/JQuery, Spring Web Flow, XHTML, DHTML and CSS.• Wrote custom JSP tags for role-based sorting and filtering. Used jQuery for UI centric Ajax behavior.• Used Log4j to assign, track, report and audit the issues in the application.• Worked on project build-script by using Ant and deployed on Web Sphere.• Develop and execute Unit Test plans using JUnit, ensuring that results are documented and reviewed with Quality Assurance teams responsible for integrated testing.• Provided extensive pre-delivery support using Bug Fixing and Code Reviews.

Tejgaon Commercial Area, Dhaka, Bd

•Developed presentation tier as HTML, JSPs using Struts Framework. Used AJAX for faster page rendering.•Developed the middle tier using EJBs Stateless Session Bean, Java Servlets. Involved in creating the web UI using Servlets and Custom tags.•Designed and developed Servlets to communicate between presentation and business layer.•Entity Beans used for accessing data from the Oracle database.•Designed the application using the J2EE design patterns such as Session Façade, Business Delegate, Service Locator, Value Object and Singleton.•Used JDBC to invoke Stored Procedures and used JDBC for database connectivity.•Used Multithreading to perform heavy operations without blocking the flow.•Prepared high- and low-level design documents for the business modules for future references and updates.•Deployed the application in Jboss Application Server in development and production environment.•Implemented CVS as Version control system. Used Batch jobs for a sequence of commands to be executed as a single unit by the operating system.•Used Exception Handling mechanisms to deal with exceptions in the program.•Explicitly used Quartz Scheduler to support process workflow.•Designed innovative automation tools to save time during production support activities, using Shell Scripting.•Code Walkthrough/ Test cases and Test Plans. Used ANT as build tool. Used Junit for writing Unit tests.