Raju Das

Experience

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  Vision Comptech

  Jan 2003 - Feb 2007

  Software Engineer

  Started as a Software Engineer and involved in Design ,Development and Testing of software applications for american shipping classification society (ABS).Clients include - American Bureau of ShippingProjects:1. Web based Classification Rule Management System.2. Web based Engineering Tool to calculate what if analysis of formulas for building/classifying steel vessel and Report generation.3. Web based Product Type Approval System for maintaining Product Compliance with specification4. Web based Management System Certification Application. Show less

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  EFORCE

  Feb 2007 - Nov 2007

  Software Engineer

  1. Worked as a software engineer to design and develope a SSO archeitecture which incorporates SAML-Web Browser SSO Profile usecase and SP intiated POST-POST Binding.2. Involved in developing ActiveX of the SP component to make .Net compliant application to achieve SAML based SSO feature. 3. Manage a team of developer to integrate the framework in .Net environment.

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  RS Software

  Nov 2007 - Jun 2010

  Software Engineer/Team Lead

  1. Client: USA based leading Supply Chain Services Company, providing grocery and food service supply chain solutions for thousands of convenience stores, mass merchants(Walmart,7 Eleven)Responsibility : Analyzed and designed a module for a web based portal to facilitate retails suppliers to customise Bundle Distribution of products as well as promotion,biling,shipment of those products using virtual trade shows for vendors. Involved in a developing a Vendor management portal for retail client to add,update and renew there venor agreement.2. Client: USA based Software Company (Intuit Inc.) that develops financial and tax preparation software.Responsibility: Analyzed and designed a module for role based ‘Account Payable Report’ with approval/denial functionality with automated mail generation for a web based Residual Calculation portal.The portal facilitate the ISO’s (International Sales Organization) to create, assign and manage new pricing plan and rates for their business offering. It also provides highly customizable calculations based on costs, profits, sales thresholds and other attribute and capable of generating residual payment reports. It provides a single residual calculation system that supports the ISO's internal departments and sales agents/offices/sales representatives for calculating residual/agent commission for the agent/merchant as pre defined rate and generate report for accounting.Other responsibility includes leading and assigning task to the team, guide the team for timely delivery and also provide technical help needed.Apart from that,was involved in daily communication with onsite for project status call as well as weekly onsite/offshore status review meeting. Show less

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  Rebaca Technologies

  Jun 2010 - Dec 2012

  Lead Engineer
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  Cisco

  Dec 2012 - Oct 2015

  Consulting Network Engineer

  Project Accomplishment:1. Reliance Jio Infocom (India): • Design ,Commissioning and Configuration of AAA Replica for GR solutions on HP Chassis and Integration with OSS/BSS system in Reliance Lab .• PCRF/AAA policies for wifi and Fttx services and IOT testing with different vendor devices.2. Vodafone PCRF Implementation (India):• Commissioning of QPS(PCRF) on UCS Chassis.• Configuration QPS systems and integration with different north bound and south bound interfaces. • Vodafone service pack and policies configuration.• Geo-Redundancy configuration across site.• UAT with customer for Diameter Call Flow and System Failover.• Subscriber Migration and Go Live and post go live trouble shooting.3. Optus Telecom ( Australia) :• Policy configuration for different use cases for Home Wireless broadband subscriber.• Radius Call flows testing between CAR, GGSN and QPS and PRPC call flow with Cisco SCE in Optus Lab with the LTE router device.• Commissioning of LAB environment.• MOP Preparation for production cut over.• Job Aids preparation for Cisco TAC and Customers. Show less

• 

  Ericsson

  Oct 2015 - now

  Project Accomplishment: 1. EPC Solution Architect , Avatel MVNO MBB Solution, Avatel SpainSolutioning Ericsson EPG3 and SAPC for Avatel MVNO solution for Postpaid subscribe and integration with MNO Telefonica. Planning and design to integrate Avatel Core network with triple access network provided by MNO Telefonica. Ericsson integrated Charging Solution ( EIPC) considering PCC and Policy group and Counters for Avatel postpaid subscriber having subscription for Data, Voice and SMS. 2. Solution Architect, Solutions for Push-To-Talk services & VOLTE, Orange FranceEricsson PCRF and EPG solutions for Push-To-Talk services. Application Detection based on ADC on Gx. Preparing HLD/LLD document. Customer Interaction for solution finalization. TOL preparation and execution.3. Solution Architect, PCRF for VoLTE, Operator Network Orange,RomaniaPCRF Product deployment, integration and Volte Testing support with Orange.4. Solution Architect, PCRF, North African Telecom Operator (VEON DBSS 6.0 [Algeria]) involves existing Huawei PCRF swap with Ericsson vSAPC Release 1.1.1 Active-Standby GeoRed solution in Production environment ,PCRF Solution design on VMware virtualization. HLD/LLD preparation.5. Solution Architect, PCRF, Operator Network Digicel Latin AmericaSolution design, HLD/LLD, vSAPC 17A VNF deployment on ECEE/Atlas over Dell Hardware, SACC solution, FCAP Integration, Policy migration and provisioning, Troubleshooting.6. Solution Architect, PCRF Solution, Operator Network USVI BrazilSolution design, HLD/LLD,vSAPC 17A VNF Configuration on ECEE/ECM over Dell Hardware, SACC solution, Policy design for postpaid and PAYG subscriber, SMSC Server & FCAP Integration.7. Solution Architect, PCRF Integration, Operator Network NBN AustraliaSAPC 16B Node configuration for EPG & CPG integration, E/// OSS Integration, FTU and Policy Provisioning and UAT Show less

  • Senior Solutions Architect

    Feb 2022 - now

  • Solutions Architect

    Oct 2015 - Feb 2022