Rakesh Pattnaik

Experience

• 

  Wipro

  Jul 2007 - Dec 2010

  << 𝗧𝗿𝗮𝗻𝘀𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻 𝗼𝗳 𝗺𝗼𝗻𝗼𝗹𝗶𝘁𝗵𝗶𝗰 𝘁𝗼 𝟯-𝘁𝗶𝗲𝗿 𝗮𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲 - 𝘐𝘯𝘥𝘪𝘢'𝘴 𝘭𝘢𝘳𝘨𝘦𝘴𝘵 𝘭𝘪𝘧𝘦 𝘪𝘯𝘴𝘶𝘳𝘢𝘯𝘤𝘦 𝘤𝘰𝘮𝘱𝘢𝘯𝘺 >>Transformation of monolithic applications having a character based user interface with ISAM file system into a 3-tier architecture with J2EE based Web UI, MFCOBOL for business logic and MySQL as the database along with ISAM files.◼️ 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: Java/J2EE, MFCOBOL, MySQL, RHEL, TIBCO and NetVault.◼️ 𝗥𝗼𝗹𝗲: Technical Lead◼️ 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗶𝗯𝗶𝗹𝗶𝘁𝗶𝗲𝘀:⠀- Understanding the Cobol programs and extracting UI related rules for Java team to build Web UI⠀- Developing Cobol wrapper programs and building SOAP services to integrate with Web UI⠀- Removing the UI from Cobol programs and converting them to operate as service⠀- Converting ISAM files to MySQL Tables using scripts⠀- Generating DAL modules to access MySQL using scripts, plus amend Cobol programs accordingly⠀- Assigning tasks to team members, reviewing, and liaising with other teams Show less

  • Senior Project Engineer

    Jul 2010 - Dec 2010

  • Project Engineer

    Jul 2007 - Jun 2010
• 

  NTT DATA North America

  Dec 2010 - Apr 2017

  Senior Analyst - Application Modernization Unit

  <<𝐑𝐞𝐰𝐫𝐢𝐭𝐞 𝐚 𝐥𝐞𝐠𝐚𝐜𝐲 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧 – A US based supply chain company>>Rewrite an Account Receivable application into .Net/Oracle which was earlier developed in COBOL/VSAM and .Net thick client.• Played the role of 𝐓𝐞𝐜𝐡 𝐋𝐞𝐚𝐝 𝐟𝐨𝐫 𝐂𝐎𝐁𝐎𝐋 𝐭𝐞𝐚𝐦• Responsible to extract rules from legacy applications, and convert them into requirements• Extracted data from legacy system, and loaded into Oracle DB• Resolved queries of dev (.Net) team, and assist in parallel testing<<𝐌𝐢𝐠𝐫𝐚𝐭𝐞 𝐚 𝐥𝐞𝐠𝐚𝐜𝐲 𝐬𝐲𝐬𝐭𝐞𝐦 𝐟𝐫𝐨𝐦 𝐨𝐧-𝐩𝐫𝐞𝐦 𝐭𝐨 𝐩𝐫𝐢𝐯𝐚𝐭𝐞 𝐜𝐥𝐨𝐮𝐝 – A US based supply chain company>>Migrate COBOL, CICS, VSAM & SQL-Server based applications running on Windows with Micro Focus emulation software from on-prem to private cloud.• Played the role of 𝐓𝐞𝐜𝐡 𝐋𝐞𝐚𝐝• Worked with Solution Architect to define the architecture, and migration strategy• Coordinated with Infra team to setup servers, softwares, and integration channels• Oversaw the testing, and deployment <<𝐌𝐨𝐝𝐞𝐫𝐧𝐢𝐳𝐞 𝐭𝐡𝐞 𝐂𝐈𝐂𝐒 𝐔𝐈 𝐭𝐡𝐫𝐨𝐮𝐠𝐡 𝐬𝐜𝐫𝐞𝐞𝐧 𝐬𝐜𝐫𝐚𝐩𝐢𝐧𝐠 – A US based supply chain company>>• Played the role of 𝐒𝐞𝐧𝐢𝐨𝐫 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫• Used a product from SoftwareAG to build web equivalent UI of legacy CICS green screens• Expose COBOL programs as WebService<<𝐑𝐞𝐡𝐨𝐬𝐭 𝐚 𝐦𝐚𝐢𝐧𝐟𝐫𝐚𝐦𝐞 𝐛𝐚𝐬𝐞𝐝 𝐄𝐑𝐏 𝐬𝐲𝐬𝐭𝐞𝐦 𝐭𝐨 𝐚 𝐖𝐢𝐧𝐝𝐨𝐰𝐬-𝐛𝐚𝐬𝐞𝐝 𝐢𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞 – A US based supply chain company>>• Played the role of 𝐒𝐞𝐧𝐢𝐨𝐫 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫• Responsible to remediate the COBOL code to run on Micro Focus emulation platform• Validated the conversion of IMS-DB to SQL-Server by vendor Show less

• 

  Infosys

  May 2017 - now

  << 𝗧𝗿𝗮𝗻𝘀𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻 𝗼𝗳 𝗪𝗲𝗹𝗳𝗮𝗿𝗲 𝗣𝗮𝘆𝗺𝗲𝗻𝘁 - 𝘈𝘯 𝘈𝘶𝘴𝘵𝘳𝘢𝘭𝘪𝘢𝘯 𝘎𝘰𝘷𝘵. 𝘗𝘳𝘰𝘨𝘳𝘢𝘮𝘮𝘦 >>Build an “innovative” entitlements calculator engine on “highly agile and configurable” Pegasystems platform to future-proof the welfare payments system.𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 - Model204, COBOL, Pega, MongoDB, PostgreSQL● Played the role of 𝑴𝒂𝒊𝒏𝒇𝒓𝒂𝒎𝒆 𝑴𝒐𝒅𝒆𝒓𝒏𝒊𝒛𝒂𝒕𝒊𝒐𝒏 𝑨𝒓𝒄𝒉𝒊𝒕𝒆𝒄𝒕/𝑳𝒆𝒂𝒅● Devised the best-fit method to reverse engineer the mainframe system running on Model204● Conducted POC to select right vendor tools● Involved in contract negotiation, schedule planning and automations● Completed the "Proof of Design" phase successfully which led to winning the "Build" phase contract<< 𝗥𝗲𝗵𝗼𝘀𝘁𝗶𝗻𝗴 𝗼𝗳 𝗺𝗮𝗶𝗻𝗳𝗿𝗮𝗺𝗲 𝗮𝗽𝗽𝘀 𝘁𝗼 𝗠𝗶𝗰𝗿𝗼 𝗙𝗼𝗰𝘂𝘀 𝗘𝗦 𝗼𝗻 𝗔𝗪𝗦 - 𝘜𝘚 𝘣𝘢𝘴𝘦𝘥 𝘭𝘶𝘹𝘶𝘳𝘺 𝘳𝘦𝘵𝘢𝘪𝘭𝘦𝘳 >>Migrate the entire mainframe landscape to Cloud/AWS and integrate with other applications already running on AWS𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 - COBOL, Db2, VSAM, CICS, CLIST, DYL280, Assembler, SAS, MSSQL & more● Role: 𝑺𝒐𝒍𝒖𝒕𝒊𝒐𝒏 𝑨𝒓𝒄𝒉𝒊𝒕𝒆𝒄𝒕● Involved in designing the solution and preparing migration roadmap● Led the team to complete the feasibility analysis and PoC from technical standpoint● Involved in provisioning the AWS and Micro Focus environment● Developed scripts to accelerate the file and database migration, and streamlined deployment process● Trained team on rehosting techniques, steps and resolved technical issues● Devised methods to improve productivity and reduce wastage Show less << 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗣𝗼𝗿𝘁𝗳𝗼𝗹𝗶𝗼 𝗥𝗮𝘁𝗶𝗼𝗻𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 𝘁𝗼 𝗱𝗲𝗳𝗶𝗻𝗲 𝗰𝗹𝗼𝘂𝗱 𝗷𝗼𝘂𝗿𝗻𝗲𝘆 𝗿𝗼𝗮𝗱𝗺𝗮𝗽 - 𝘈𝘯 𝘪𝘯𝘵𝘦𝘳𝘯𝘢𝘵𝘪𝘰𝘯𝘢𝘭 𝘤𝘰𝘶𝘳𝘪𝘦𝘳 𝘥𝘦𝘭𝘪𝘷𝘦𝘳𝘺 𝘴𝘦𝘳𝘷𝘪𝘤𝘦𝘴 𝘤𝘰𝘮𝘱𝘢𝘯𝘺 >>● Engaged with business heads, application owners and architects to understand the drivers● Led the knowledge discovery track for mainframe applications● Provided recommendations of applications to Rewrite/Renew/Rehost/Retire and conceptual solution design● Performed Cloud Readiness Assessment along with Cloud team● Presented the outcome of the rationalization and built business cases of approved solutions<< 𝗜𝗕𝗠 𝘇𝗠𝗮𝗶𝗻𝗳𝗿𝗮𝗺𝗲 𝗠𝗶𝗴𝗿𝗮𝘁𝗶𝗼𝗻 𝘁𝗼 𝘅𝟴𝟲/𝗠𝗶𝗰𝗿𝗼 𝗙𝗼𝗰𝘂𝘀 𝗔𝘀𝘀𝗲𝘀𝘀𝗺𝗲𝗻𝘁 - 𝘈𝘯 𝘈𝘶𝘴𝘵𝘳𝘢𝘭𝘪𝘢𝘯 𝘪𝘯𝘴𝘶𝘳𝘢𝘯𝘤𝘦 𝘤𝘰𝘮𝘱𝘢𝘯𝘺 >><< 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗥𝗲𝗵𝗼𝘀𝘁𝗶𝗻𝗴 𝗣𝗢𝗖 - 𝘜𝘚 𝘣𝘢𝘴𝘦𝘥 𝘧𝘢𝘴𝘵 𝘧𝘰𝘰𝘥 𝘤𝘰𝘮𝘱𝘢𝘯𝘺 >>Migration of the Mainframe applications to On-prem Windows server with Micro Focus Suite𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 - IMS DC, CICS, APS Cobol, ASM, IMS DB & DB2Ported to Micro Focus environment, with APS-> AMB, DB2 -> MSSQL● Engaged with application SMEs and architects to understand the system● Setup the Micro Focus environment● Ported the APS Cobol to Micro Focus environment using AMB● Involved in extracting IMS DB data from mainframe and loading to Micro Focus● Involved in extracting DB2 data, then transformed and loaded to MS-SQL Server● Involved in demonstrating the POC and presenting the business case<< 𝗠𝗶𝗴𝗿𝗮𝘁𝗶𝗼𝗻 𝗳𝗿𝗼𝗺 𝗔𝗗𝗔𝗕𝗔𝗦 𝘁𝗼 𝗢𝗿𝗮𝗰𝗹𝗲 𝗣𝗢𝗖 - 𝘈 𝘎𝘦𝘳𝘮𝘢𝘯 𝘪𝘯𝘴𝘶𝘳𝘢𝘯𝘤𝘦 𝘨𝘳𝘰𝘶𝘱 >>● Finalized the scope and success criteria of POC with stakeholders● Worked with client's Adabas DBA to extract data, transformed and loaded to Oracle● Demonstrated the POC approach, challenges and results Show less

  • Principal Consultant

    Jan 2021 - now

  • Lead Consultant

    Jan 2019 - Dec 2020

  • Senior Consultant

    May 2017 - Dec 2018