Multi-Tier Client / Server - 17 Years Experience

6-Tier Client/Server Architecture

Delivered Application Development (AD) program, of Perot System (now NTT Data), of CORE / Retail Banking applications suite for Bank of Ireland (BOI), built on 6-tier Client/Server architecture. Developed each branch office application server on 3-tier Client/Server architecture built on Microsoft Technologies – front-end UI, business server and back-end database server. Central application server was built on 2-tier Client/Server architecture based on IBM Mainframe technologies – business server and back-end database server. All branch office application servers were connected to central application server through IBM middleware. Technologies – Windows, PowerBuilder, Microsoft Visual C++, Microsoft SQL Server, IBM Mainframe MVS, COBOL, MQ Series and DB2.

5-Tier Client/Server Architecture

Worked on Application Development (AD) program of Deloitte Consulting for World’s Largest E-Governance applications suite for automating California (USA) State Government Welfare System, built on 5-tier Client/Server architecture – front-end UI, middleware server, business server, data access server and back-end database server. Technologies used – Windows, PowerBuilder, UNIX, Tuxedo, C/C++, COBOL, Oracle, PL-SQL, Pro*C, Pro*COBOL. Developed Tuxedo services on Request / Response architecture.

4-Tier Client/Server Architecture

Delivered Cloud based SaaS products suite of Edifecs Technologies for US Healthcare industry, built on 4-tier Client/Server, Model View Controller (MVC), RESTful and Service Oriented Architecture (SOA) – front-end UI/Web Server, Middleware Server, Business Server and back-end Database Server. Applied Distributed Computing architecture for performance improvement and implementing High Availability and Scalability of products suite. Technologies used – Amazon Web Services (AWS), Spring, Hibernate, Active MQ, Java, Grail/Groovy, Microsoft SQL Server, Tableau, Jenkins, ElasticSearch and JackRabbit.

4-Tier Client/Server Architecture

Delivered Cloud based SaaS / DaaS products suite of True Influence for Global Digital Marketing industry, built on 4-tier Client/Server, Model View Controller (MVC), Service Oriented Architecture (SOA), RESTful and BigData architectures – front-end UI/Web Server, REST Server, Business Server and back-end Database Server. Technologies used – Amazon Web Services (AWS), Google Cloud Platform (GCP), Spring, Hibernate, Java, Angular, MySQL, Amazon RedShift, Google BigQuery and Hadoop. Developed this products suite for Marketing Intelligence, Account Based Marketing (ABM) and Content Syndicated Lead Management.

4-Tier Client/Server Architecture

Delivered Cloud based SaaS product of Serosoft for EduTech domain, built on 4-tier Client/Server, Model View Controller (MVC) and Service Oriented Architecture (SOA) – front-end UI/Web Server, REST Server, Business Server and back-end Database Server. Technologies – Spring, Java, Hibernate, Angular, ExtJS, MySQL, Azure.

3-Tier Client/Server Architecture

Delivered Web based products suite of JDA Software (now Blue Yonder; formerly Manugistics) for Supply Chain Management (SCM) domains, built on 3-tier Client/Server, Model View Controller (MVC) and Service Oriented Architecture (SOA) – front-end UI/Web Server, Business Server and back-end Database Server. Applied Distributed Computing architecture for performance improvement of products suite. Technologies used – Unix, Java/J2EE, WebLogic, Oracle.