Prosenjit Roy

About Prosenjit Roy

22+ years of design, development, architectural experiences primarily in building enterprise web applications, middleware services, CICD automations, reporting and BigData solutions. Well versed in preparing architectural blue-print for end to end application stack. Actively engaged in pre-sales, driving proof of concept (PoC) efforts. A fast learner with a high degree of analytical and problem-solving skills acquired in various complex IT projects. Extensive hands on knowledge in designing both Front end & Backend applications using HTML5, Bootstrap, CSS, JQuery, JSP 1.1, JavaScript, Struts 1.1, Struts 2.3, Spring MVC, Java 1.3/1.4/1.5/1.6/1.7/1.8, J2EE, Servlets, EJB1.1/2.0, JDBC/ODBC, JMS, ORM, Sonic MQ, Active MQ, Axis 2, CXF 2.7, Spring MVC. Familiarity with various RDBMS, NoSQL in-memory databases and caches like Oracle 8i/9i/10g/11g/12c, SQL Server Db2, MySQL, Aerospike, Redis etc. Hands on knowledge in optimization and performance tuning of application server, JVM, SQL queries. Working knowledge of BPEL, Amazon Web Services (AWS), Node.JS, Docker, Nginx, Openshift, Rancher Labs, Kubernetes and Tableau. Administrative and development experiences of various web/ application servers primarily in Tomcat, JBoss and BEA Weblogic. Sound understanding of SDLC, DevOps (CICD), Agile methodologies, and Object-Oriented Analysis and Design (OOAD) principles, and Design Patterns. Strong product development, customization and integration experiences for COTS products. Domain knowledge on Telecom BSS/OSS (activation, provisioning, fulfillment), Insurance and CRM.

Experience

1. Senior Software Architect Iii

   Ericsson

   Jan 2024 — Present · Kolkata, IN

   Working as an Architect and technical lead. Mainly engaged in end-to-end architecture, design and development of various rApps (Radio Apps) and Adapters for open RAN. Define and articulate technical design specifications, overseeing implementation efforts to ensure adherence to timelines, quality standards, and best practices, while coordinating with project stakeholders for smooth execution and delivery. Conduct thorough code review and quality checks to ensure the application performs reliably. Look for ways to improve processes and increase the efficiency and quality of development work.

Education

• BCCS

  WBSE

  1992 — 1997

• BCC

  WBHSE

  1997 — 1999

• National Institute of Technology Durgapur

  B.E

  1999 — 2003

Skills

• Sql*Plus
• Spring
• Amdocs Clarify
• Bpel
• Integration
• Hive
• Solaris
• Web Services
• Hibernate
• Release Management
• Clearcase
• Soa
• J2ee Application Development
• Weblogic
• Middleware
• Wsdl
• Sdlc
• Xslt
• Solution Architecture
• Tortoise Svn
• Jboss Eap
• Soap
• Tomcat
• Tuxedo
• Oracle
• Requirements Analysis
• Jboss Application Server
• J2ee Web Services
• Unix Shell Scripting
• Java
• Amazon Web Services (Aws)
• Design Patterns
• Perl
• Jms
• Sqoop
• Osb
• Telegence
• Git
• Node.js
• Mysql