Summary of Qualifications 1. Specialist on Mainframe Z/OS, AS/400 iSeries ,Windows Server 2019, UNIX and Linux systems. 2. Mainframe Development COBOL, JCL, VSAM, CICS 3. Development on AS/400 RPG/400, RPG ILE, CL/400, COBOL/400, SQL/400 4. Micro Focus Development COBOL, NetCOBOL, PeopleSoft 5. Data Migration on Mainframe and AS/400 to SQL Server and other Database 6. Development on Visual Studio 2022 - C#, VB.NET, ASP.NET 7. Development on Visual Studio - VB6, Visual FoxPro 9 8. Php/ MySql, ,HTML, XML, JavaScript, jQuery 9. Specialist Implement, maintain and customize ERP Systems (JD Edwards, Baan ERP) 10. Implement and maintain backend and Database of JD Edwards, Baan ERP System - BPCS, JD Edwards, Baan ERP Systems in AS/400 11. Open source Programs (Joomla, Zencart, Magento, Drupal,) 12. SAP/R3, SAP Business One Education: 1. Bachelor of Science in Information Systems - 1991, ACTON University – UK 2. Diploma in Computer System Design National Institute of Business Management (NIBM), Sri Lanka 3. Diploma in Computer System Design DMS Computer Center 4. Diploma in Advance Programming IDM Computer Studies Colombo, Sri Lanka 5. Advance Diploma in Computer Hardware Engineering 6. Advance Programming in JAVA Languages Career History 2009–2014 Acentria Solutions, Dubai, UAE Information Technology Manager- Habitat Hotel, Jeddah. KSA  Implement and maintain backend and Database of JD Edwards, Baan ERP System  Customize of JD Edwards, Baan ERP System reports in AS/400  Development Implement and maintain backend and Database of JD Edwards, Baan ERP System  Customize and Implement Application Software for organization ( RPG/400, RPG ILE, CL 400, Visual Basic .NET 2005, C#)  Monitoring & maintaining the internal network , WLAN & FIBER OPTICAL , Enhancing and operating on WIN 2003 SERVER , ISA SERVER 2006,MAIL EXCHANGE SERVER  Hardware and software maintenance.  MSSQL 2000, ORACAL 9i Servers Maintained and troubleshooting  Developed and enhance PAYROLL System – Developed in Microsoft Visual Studio 2005  Installation and support of systems, networking, devices, software and hardware equipment.  System support on technical and programming solutions. TECHNICALSKILLS  Php/ MySql, ,HTML, XML, JavaScript, jQuery  Open source Programs (Joomla, Zencart, Magento, Drupal,)  Microsoft Visual Studio 2005, 2008 ( VB.NET, C#.NET)  Microsoft MQL Server 2005, 2000  RPG/400, CL/400, COBOL/400, SQL/400  Oracle 9i  SAP/R3  Java  ASP

Highly skilled systems architect and developer with more than 40 years of experience designing, developing, deploying and integrating applications, from old single platform “green-screen” to multi-tier / distributed systems. Business experience in manufacturing, accounting, distributing, payroll, finance and TELCO: ✔ Strong knowledge of Java SE and JEE stacks, from early versions 1.x up to latest version SE 17 and JEE 10 including Spring and Spring Boot. ✔ Deep understanding of old technologies such COBOL, VSAM, JCL, IMS, DB2, IMS “green screen”, etc. This knowledge allowed me to design, code and implement integrations between new applications with legacy ones. ✔ Solid leading and mentoring skills to help and encourage individuals to maximize their productivity by applying the best practices, frameworks, libraries and technology in general. ✔ I'm always learning about new technologies and tools to ease and reduce time spent in application development and deployment. Technology by itself is worth nothing if it does not solve real world problems.

Summary Software Developer with many years of experience in modernizing legacy systems; have experience in Point of Sale Systems and Network Management on both IBM and Microsoft platforms with emphasis on communications between mainframe and micro-computer based systems.

I modernize legacy systems across IBM Z, Micro Focus, Fujitsu NetCOBOL, and OpenVMS, helping organizations move from complex COBOL workloads to modern, cloud-ready, API-enabled architectures. With 12+ years of deep technical experience in COBOL, PL/I, Assembler, JCL, DB2, Rdb, SQL Server, and Oracle, I specialize in solving real modernization challenges—whether it’s re-engineering legacy code, designing migration architectures, or enabling DevOps tooling for mainframe and distributed systems. Core Expertise Mainframe & Legacy Development COBOL, PL/I, Assembler (HLASM), JCL, DB2, CICS, VSAM Legacy Migration & Modernization IBM Z, AS400, Micro Focus, Fujitsu NetCOBOL, OpenVMS (COBOL/Forms/Fortran) Platform Modernization COBOL refactoring → SQL Monolithic → Modular/API-enabled systems Batch → Event/API workflows Micro Focus & Fujitsu Modernization Enterprise Server / Enterprise Developer NetCOBOL migration COBOL-to-Java / COBOL-to-API strategies Cloud & DevOps Modernization AWS, Azure, GCP Docker, Kubernetes, Terraform, Ansible, Jenkins Zowe, VS Code, Git/GitHub for IBM Z Database & Data Migration DB2 → SQL Server AS400 → SQL Server Oracle → Modern RDBMS Rdb (OpenVMS) → Cloud databases What I Deliver: End-to-end modernization assessments (architecture + sizing + roadmap) Migration from IBM Z/AS400/OpenVMS to Micro Focus or cloud platforms COBOL code analysis, optimization, and reverse engineering Modernization of Fujitsu NetCOBOL and Micro Focus applications API enablement for legacy applications CI/CD for mainframe and hybrid environments Clean documentation, clear communication, and reliable execution If you need an expert who can analyze, modernize, migrate, or re-architect legacy systems with minimal risk—I can support you from assessment through delivery.

My Degree: More than 15 years of experience working for 1st level enterprises. My Speciality: Solve problems. My Proof: See my UpWork work history and feedback

An accomplished IT professional with 20+ years of experience in design, development, maintenance, and transition of the web, multitier and legacy applications in the global delivery model for various domains includes Trading,Insurance, Manufacturing, and Banking. Involved in all phases of the software project life cycle coupled with the ability to handle the critical technical aspects of the project. Specialized in Web, Mobile,Desktop and AS400/iSeries - Application development and maintenance. Excellent knowledge & expertise in Web, JEE and .NET application and product development Technical skills summary: Operating Systems : MS-DOS , Windows, HP-UX, Netware , Linux, OS/400 Languages & GUI RAD : Visual Studio, Websphere Studio, Netbeans, Visual Age Java, C, C++, Clipper,VB Java : Spring,Struts,AWT, SWING, NET,RMI, JSP, Servlet, JDBC, EJB, JMS, JMAPI, JNDI, Struts Hibernate, JToolBox DBMS & RDBMS : DB2/400,Oracle 8i, SQL Server 7, MS-ACCESS, MySql, Foxpro AS/400 : CL/400, DB2/400, RPG/400, COBOL, ILE RPG, ILE COBOL, Java/400, SQL/400 Web/App Servers : Websphere, Weblogic, IIS, JRun, Apache, Tomcat Web Technologies : Jquery,Bootstrap, CSS, HTML5, NodeJS,React,.NET, JavaScript, Activex, COM+, HTML, XML, Web Services Tools : ALDON, ROBOT, COLD, BRODERICK, Rational Products, JIRA, REMEDY, ServiceNow Mobile: Android studio, React Native Tool Name Description Technology Impact Analyzer A full-fledged product to do Impact Analysis of Dependent objects. AS/400 (ILE RPG, ILE CL) Code Generator Tool for generating the high-level language of source code. AS/400 (ILE RPG, ILE CL) Data Tools A set of utilities performs data manipulation. AS/400 (ILE RPG, ILE CL) EPSMON A production monitoring System on AS/400. AS/400(ILE RPG, ILE CL) EzTest Complete web based Automated Testing Software for AS/400 and Mainframe J2EE(Struts,Springboot, Quarkus, Javlin,Hibernate),DB2/400, JToolBox, ILE RPG & ILE CL, MYSQL, Netbeans, JDerby VDMT Workflow/Dataload tool for Velocity Java, Webservices VLC Extension Framework used to build custom component for Velocity Application Java, SFTP, Socket, Swing, scripting  An effective communicator with strong analytical and problem-solving skills.  Very good in Project / Program Management including delivery and client relationship management  Possesses excellent leadership skills in executing managed services project adhering to SLA norms  In depth experience in software design, development, architecture and project management experience in Applications running in Windows, Oracle and J2EE, IBM AS/400, HP-UNIX and Linux platforms  Strong project management experience and delivered various business critical projects within schedule and cost  Proficient in designing & implementation of Middleware technologies, Custom Application Servers and Business Component Servers  Excellent experience in Legacy modernization and Tools Development on iSeries and Java platform.  Excellent knowledge and experience in managing application knowledge transition using structured techniques  Good understanding and experience in different aspects of ITIL , project management principles including scope, effort, schedule, resources, risk, quality and communication  Good exposure to preparation and presentation of governance reports to senior leadership  Good experience in driving efficiency gains and innovations in sourcing engagements  Coordinated with diverse workgroups such as Business, Infrastructure, Database, Development & Testing teams Specialized areas: AI Programming, Zugferd, mustang, Jasper, JT400, Teams API, PDF processing, Web application, Springboot, Foxpro/DBF migration, iSeries migration and Integration, Web Services and REST API implementation

CanadaTronix Automation based in Canada ON CEO and Automation and Robotic Specialist _________________________________________________ Company: CanadaTronix Automation (Canada ON) _______________________________________________________________ PLC/HMI/SCADA, and Microcontroller Expert Power electronic system design , implementation and maintenance. -Microcontroller based project Design and programming -Robot Programming and interfacing with PLC -Motion control and servo -AC drive control and interface -mechanical, pneumatic, hydraulic control systems AB Rockwell Automation ________________________ SLC5, MicroLogix, ControlLogix, CompactLogix, Micro800 Siemens _________ S7-300,400, S7-1200/1500, 200M Schneider __________ Premium, TSX Micro, Modicon OMRON _________ NX102,NX1P, CP1E Electrical Design and Drawing ________________________________ AutoCAD, EPLAN Electrical and P&ID Delta - DVP - SS2 Mitsubishi -FX3G and more HMI ___________ -Siemens - Unified Comfort Panel(MTP), Comfort Panel (TP), Basic (KTP) -Rockwell - Panelview -Omron - NA series, NB series Schneider - Harmony GTO, Harmony STO/STU - Automation direct Software and IDE __________________ Delta - DOP 110 SCADA FactoryTalk View SE, ME GE Cimplicity, Ignition SCADA Software Sematic manager, Step7, TIA Portal, Rslogix500, RSlogix5000, Studio 5000,CCW, FactoryTalk View ME/SE, Codesys, PL7, UnityPro, Sysmac Studio, CX-Programmer, ISPSoft, GXworks 2 and 3, WPLSoft, EcoStruxure, Cimplicity, Communication Profinet, OPC-UA,EIP, Modbus, EtherCAT, MQTT Servo Festo, Omron

- 8 years experience in the Information Technology industry. - On Upwork since 2011 (when it was oDesk and then merged with elance). - Excellent skills in MS Excel and Google Sheets. - Great analytical and Mathematics skills. - Very good English language and proof-reading skills. - Expertise on IBM Mainframes.

Cobol developer since 1998, I am looking for a remote job. Give me your project and let me work. You will see what I can do.

Goals: Airtable and Caspio (Caspio Certified Developer )design and maintenance databases, Leading or being part of a team focused on quality and customer service primarily but not exclusive, IBM iSeries platform. Background: Airtable, Banking, Insurance, Retail, AS400, Synon, JDE, DB2, RPG, Team management, MES, Pharmacy User's feedback: "Benito was incredible to work with. He has the soul of a teacher and was willing to guide and direct and show me how we got the work done. He was patient and understanding and incredibly responsive. On top of all of that, he was very, very good technically with airtable and got everything accomplished that was asked of him. I would work with Benito again in a heartbeat and I cannot recommend him highly enough." David Denniston Experience: Manager Cognizant Technology Solutions Nov 2008 – Actual (6 years 4 months)Moreno 877 - CABA MES Support Analyst Manager - Projects ACE Insurance Latin America AS400 RPG GIS Point of contact PMO Galicia Bank Preparación de ambiente de integración para la migración de SAP PF y SAP préstamos San Antonio InternacionalTechnical Responsible JDE San Antonio Internacional July 2005 – September2008 (3 years 3 months) To mantain and develop new applications for Latin America Wipro TechnologiesAnalista programador JDE Wipro Technologies 2008 – 2008 (Less than a year) Client Cargill Financial modules JDE World Software Banco SupervielleAnalyst ProgrammerRPG Banco Supervielle Feb 2005 – Jun de 2005 (5 month) ILE RPG, platform AS400, DB2 NeorisTeam Coordinator Neoris July 2004 – January 2005 (7 months) JDE Arg - JDE, RPG, platform AS400, AP, AR, SOP, GL , case , 7 people in charge. CitiSenior Back End Software Engineer Citi July 2003 – June 2004 (1 year) platform AS400, MQSeries, Connect Direct, APIs, Base Software development, ILE RPG, Synon.,DB2 . Wells FargoDevelopment and System Manager Wells Fargo July 2001 – June de 2003 (2 years) RPG, ILE RPG, DB2, plataforma AS400, 5 people in charge . D&SDevelopment and Operations Manager D&S July 2000 – June 2001 (1 year) Synon, Cobol, 6 people in charge . D&SAnalyst Programmer D&S July 1996 – June 1999 (3 years) Cobol, Synon, platform AS400 . Grupo ASSA Senior Consultant JDE Grupo ASSA 1998 – 1999 (1 year) Clients LEDESMA Sancor Sony Records Volkswagen AG - Finantial ServicesAnalyst Programmer Volkswagen AG - Finantial Services January 1990 – June 1995 (5 years 6 months) Synon, RPG, platform AS400 . Safra National Bank of New York RPG Analyst programmer Safra National Bank of New York 1989 – 1990 (1 year) S/36 Pasive accounts system Bonds system AS400 contributions(link) Education: Universidad de Buenos Aires Postgrado, Ingeniero Civil especialista en Ingeniería de Sistemas 1989 – 1991 Maestrías Pontificia Universidad Católica Argentina 'Santa María de los Buenos Aires' Pontificia Universidad Católica Argentina 'Santa María de los Buenos Aires' Ingeniero Civil, Ingenieria 1976 – 1981