RANJAN DAS                                                                                                                       

Enterprise Architect and Technical Consultant                                                                                    

TOGAF Certified                                                                  

Professional Assets

With over 15 years of hands on experience in Software Design, Development, Integration, Implementation, Architecture and Project Management.

·         Proven experience with complex and large scale implementations utilizing Business Process Management,

Complex Event Processing, Event Driven SOA and Enterprise Service Bus

·         Complex project management and implementation specialist, managing local and outsourced reports using common project management methodologies like AGILE, SCRUM, RUP, WATERFALL etc.

·         Experience in various facets of enterprise architecture including business architecture, solution architecture, application architecture, information architecture, security architecture, and service-oriented architecture (SOA) and acting as SME on any project or business.

·         Exceptional skills in identifying talent, vendor negotiations, and working directly with business users, bridging the gap between business users and technical staff to impart a clear and common understanding of project goals.

·         Ability to build a Solid QA process to maintain consistency in service delivery, built to industry standards and using best practices.

·         Use a full range of quality methodologies to improve services and products. These include, but not limited to conducting peer reviews, performing functional and physical configuration audits, root cause analysis, sampling and time series analysis to determine trends to monitor quality and performance in terms of reliability, dependability, and up-time and customer satisfaction.

·         Broad architectural background with extensive experience in patterns and infrastructure architecture including high availability/clustering, virtualization sizing, portal, capacity planning, performance tuning, SLAs, and system/service/business monitoring.

·         Knowledge in Telecommunication, Finance, Insurance, Manufacturing, Retail, Banking and Hi-Tech domains.

Trainings

Sl#	Title	Location
1	TOGAF Certification	London, UK
2	Advanced Java	New Delhi, India
3	Building Distributed Applications with Orbix & CORBA	Calcutta, India
4	ILOG Rules	Calcutta, India
5	BEA Aqualogic	Bangalore, India
6	Oracle BPEL	Bangalore, India
7	IBM BPM	Bangalore, India
8	Oracle 8i	Calcutta, India

Education

Degree	University	Year of Passing
B.Tech. (Computer Science & Engineering)	Indian Institute of Technology, Kharagpur, WB, India	1998

Technical Skills

Operating Systems: UNIX, Windows, Linux

Technology: C, C++, JAVA, EJB, Log4J, JUnit, SOAP, XML, XSL,WSDL, Pl/Sql, Stored Procedures, UML, Struts, Spring, Hibernate, iBatis, ASP, JSP, JSF, ADF, Servlet, HTML, Ajax, Java Script, Google Web Toolkit, Java Foundation Classes, JPA, SOAP Web Services, RESTful Web Services

Databases: ORACLE, DB2, SQL Server.

Data Modeling:  ERWIN, MySQL Workbench, Power Designer, Toad Data Modeler

Web Related: ASP, JSP, JSF, ADF, Servlet, HTML.

Tools & Utilities: VC++, Visio, MPP, Rational Rose UML, VSS, CVS, Clear Case, JDeveloper, Eclipse, RUP, JBuilder, Subversion, Ant, Maven, AnthillPro, LDAP, Site Minder, SOAP UI Tool, HP QTP (Quick Test Professional), Parasoft SOA Test, Load Runner, CheckStyle

Soa – Bpm: Oracle ESB, Oracle BPM, Oracle Fusion Middleware

Third Party Software: ILOG Rule Engine, Rougewave Library, BRMS Rule Engine.

Distributed Environment: CORBA, IONA's Orbix, IBM MQ Series, Web Service, RESTful Web Service, Lex & Yacc, Ant LR, PMD

Web/App Server: Tomcat, JBoss, Web Logic, Web Sphere

Testing:  Mercury Test Director, HP Quality Center

Architecture: J2EE, SOA, BPM, TOGAF, Zachman Framework, Cloud Computing Architecture, SOA Design Patterns, J2EE Design Patterns, GOF

Domain Knowledge: Telecom Switching Protocols, Telecom Billing (OSS/BSS), Banking and Financials, Manufacturing and Hi Tech, Computing, Legacy Transformation/Modernization (Migration, Re-write, Upgrade, Lift and Shift), Language Migration, Database Migration, OS Migration and Application Migration, Cloud application monitoring, application provisioning

Overall Competency: Enterprise Architecture Planning, (RUP) Project Planning, Execution & Tracking, Scoping & Estimating, Data Modeling, Designing for High Availability and Failover Applications, Disaster Recovery Planning and Architecting, Hardware Sizing, Designing for Performance-Load Balancing, Caching Methodologies, Logical and Physical Architecture, Package and Vendor Selection, Performance and Capacity Planning, Solution Consulting, Bidding and Technical Solutions for RFPs/RFIs, Creating SOW, Project Management, Telecommunication Protocols, Telecommunication Billing System, Banking and Financial Systems, Insurance Systems, Government Disclosure/Security Clearance System, Software Testing System, Manufacturing & Hi Tech, Cloud Computing, Legacy Transformation (Migration, Re-write, Upgrade, Lift and Shift), Service Oriented Architecture (SOA), Business Process Management (BPM), J2EE Design Patterns, SOA/GOF Design Patterns.

 

 

 

 

 

 

 

 

 

 

 

 

 

Professional Experience

Seagate eReturns & GRS Services, 01/2013 to Present, Enterprise Architect

Requirement and analysis, Technical architecture, Design, Development of the application using Java, Java Scripts, RESTful webservices in Eclipse. Design and development of UI, Web Service and Database. Build and deployment of application on various environments.

 

StateStreet GMO Dashboard, 07/2012 to 12/2012, Enterprise Architect

Design and implementation of  a Dashboard where the rates for different business regions like IISNA, EMEA, APAC, USIS can be seen for different business units using Stack and Cloud, Java, J2EE, Spring, Struts, REST-ful Web Service, Oracle RDBMS, Messaging, Google Web Toolkit, JSP, Servlet.

 

StateStreet Application Rationalization for Cloud Migration, 10/2011 – 06/2012, Enterprise Architect

Solution consulting in Cloud Integration and Transformation & Legacy Modernization using Stack and Cloud, Java, J2EE, Spring, Struts, Hibernate, iBatis, Web Service, Oracle RDBMS, Messaging, Application Migration, OS Migration, Language Migration, Application monitoring, Application provisioning, Virtualization Software with Vmware.

 

Credit Suisse Central Data Distribution System, 08/2011 – 09/2011, Enterprise Architect

Implementing a central system using which other clients can access the daily rates for Fixed income and other financial instruments in Java, J2EE, Spring, Struts, Hibernate, iBatis, Web Service, Oracle RDBMS, Messaging, Eclipse. Setting up the environments, building the application using Credit suisse building system called JAP. Performing the unit testing using Junit and Sevice testing using SOAP UI.

 

Wipro Solution Consulting, 05/2011 – 07/2011, Solution Consultant

Handled large scale RFP/RFI for various projects of multi million US Dollars. Solution Consulting in the technology areas like SOA, BPM, Cloud Computing and Integration.

 

Telenor CRM application Integration, 03/2011 – 04/2011, Enterprise Architect

Integrating the Order Provisioning and Billing systems of Telenor Hungary with CRM system with the help of Enterprise Service Bus and Web Services and also using Service Registry. Creation of Architecture document and designing the web services and enterprise service bus and service registry. Defining the interface document and preparation of WSDL and XML documents. Have End to End Architecture Consulting with detailed understanding of NFRs like Sizing, Scalability, Availability, DR/HA.

 

Process Modernization for Grameen Phone, 01/2011 – 02/2011, Enterprise Architect

Design and architecture the business processes. Doing hands on coding for many processes using Oracle ESB and BPM.

 

Disclosure Scotland, Scottish Govt., 07/2008 – 12/2010, Enterprise Architect and Technical Consultant

Workflow management (Oracle Business Process Management) on top of SOA architecture (Aqualogic Service Bus) involving other COTS products like Oracle Finance, Business Objects for reporting, Oracle Identity Manager, Oracle Access Manager and Oracle Adaptive Access Manager for security implementation. The PoC of the project was done using ‘Oracle Fusion Middleware – BPEL’, and then it was moved to BPM.

 

Farmers Webservices implementation for SOA, 07/2007 – 06/2008, Enterprise Architect

Designing and architecting many software solutions using IBM Web Sphere, BEA Web Logic, BEA Aqualogic, Oracle BPEL business process management, IBM WSAD, WPS, Business Modeller for BPM, WSDL, Webservices, SOA, XML, Design Patterns e.g MVC (Struts etc). Rational unified process and UML in Rational Rose.

 

Optus Scuttlebug, Bigfoot, 06/2006 – 06/2007,

Consulting for integration using CSG Kenan Billing System (Arbor), Accenture Order Provisioning and Management System (OPOM), SingTel Network Activation System (Softact)

 

PoC of Billing System Integration for Dialog Telecom, 04/2006 – 06/2006, OSS/BSS Consultant

End to end integration solution from product creation to mediation, provisioning, subscriber management, tariff creation, rating and billing using CSG Kenan Billing System, People Soft CRM, Comptel InstaLink Provisioning  System, Comptel EventLink Mediation System, Satyam’s Invoice Generator

 

KVH Billing System Upgrade, 04/2005 – 03/2006, OSS/BSS Consultant

Consulting for integration of Infranet Base 6.7 FP1, Pipeline Rating Engine 6.7 FP1, Account Synchronization DM

Rated Event Loader (This also includes Event Extraction Module), Customer Center, Pricing Center, Crystal Decisions 9.0

 

RFP Response for the Priority Telecom, 12/2004 – 03/2005, Solution Architect

Proposed the web-based J2EE architecture for the Multikabel Transaction Manager (MKTM), which will support the ordering & provisioning process of MKTM. Created the 'Response for Proposal'. The technology and tools involved J2EE, SOAP, Oracle, Web Interface, DMS100 Switch and Interface, COIN Network

 

Citibank Fund Transfer Integration, 08/2003 – 11/2004, Team Leader

Enhancement and development of new features in C, C++, Visual Basic, MS SQL Server, Sybase,  MS Visual Studio, Visual Source Safe, IBM MQ Series, Windows 2000. Meeting, discussion and teleconference with the clients in Tokyo, Japan on regular basis for the requirement analysis, change request for new features and enhancement of existing features etc.

 

Sybase Financial Fusion, 04/2003 – 08/2003, Team Leader

Enhancement and developing new features, testing and Bug Fixing in J2EE, Oracle, DB2, Web Logic, Web Sphere, Windows NT, Unix

 

Telecom Billing and Mediation Systems, 10/2001 – 03/2003, Team Leader

Design and development of the systems using C, C++, Oracle,  MS Visual Studio, Visual Source Safe, ILOG, Rougewave, Visio, Rational Rose, IONA Orbix in Windows NT & Unix. Designing in Rational Rose using UML.

 

Emerchant, 10/2000 – 09/2001, Senior Software Engineer

Writing the functional requirements and functional specification of Authentication Server, Provisioning Server and EM-Agent and EM-Bridge. To implement SET for secured electronic transaction using Sun's JCE cryptography packages. To use RSA and Triple-DES for data encryption and decryption of secured data, containing purchase information. Used J2EE, JSP, XML, XSL

 

Internet Self Care, 06/2000 – 09/2000, Senior Software Engineer

Writing the four interfaces viz. Account, Service, Invoice and Trouble Ticket of the CORBA Servers using IDL. Writing the CORBA server in C++. Writing the front-end or web-development in the server side scripting using ASP.

 

VoIP Implementation, 04/2000 – 05/2000, Software Engineer

Design and development of VoIP using SIP (Session Initiation Protocol) and H.323 in C and Unix.

 

IN Call Handling and SSME processes, 02/2000 – 03/2000, Software Engineer

Design and development of IN Call Handling and SSME (Service Switching Management Entity) processes using C in Unix.

 

SNMP Manager & Agent, 08/1998 – 01/2000, Software Engineer

Writing code in C++ for the agent and the manager & compiling on SUN Solaris. Encoding and decoding the PDU (Protocol Data Unit) using SNACC (ASN.1 to C++) compiler.