Mainframe Developers

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Top Mainframe Developers

  • View Service Offered By Nelson Lopez 1

    Nelson Lopez 1

    Mainframe Developer

    Winter Park, Florida, United States

    • Mainframe
    • Systems Engineering
    • Computer Engineer
    • Assembler
    • Backgrounds
    • CICS
    • Cobol
    • DB2
    • Environmental
    • Jcl

    Sr. Mainframe Developer

    I have over 10 years as a Mainframe Developer in COBOL, REXX, Assembler with JCL, DB2, MQ and CICS background. I also have broad experience in System Programming z/OS subsystems, like SMS, HSM, DB2... I'm opened to short-term development, support or any technical position related to the IBM z/OS environment. View more

  • View Service Offered By Arul Benjamin Chandru E

    Arul Benjamin Chandru E

    Mainframe Developer

    Madurai, Tamil Nadu, India

    • Mainframe
    • IBM Mainframe
    • Node.js
    • .NET
    • Angular.js
    • AngularJS
    • ASP.NET
    • Cloud Applications
    • Cobol
    • Consulting

    Web and Mainframe Developer

    I am currently working as an application developer in a reputed concern. I am willing to spare my free time to make some decent money by providing my skills to serve the requirements needed by you. Hire me in if you are interested. I am also open to talk on anything related to computers (I will not charge anything until if it is a work for me). Consulting is 100% free and you can expect on time delivery of the tasks assigned to me. View more

  • View Service Offered By Senduran Subramaniam

    Senduran Subramaniam

    Mainframe Developer

    Bneid Al Qar, Al Kuwayt, Kuwait

    • Mainframe
    • Networking
    • Network Security
    • Server Administration
    • Monitoring
    • Systems Engineering
    • Computer Engineer
    • Article Writing
    • Backup
    • CCNA

    ITIL, AIX, Mainframe, MCSE

    ITIL, Prince2, MCSE, AIX, CCNA, Juniper Certified Professional with rich experience in effective management of Mainframe and Backup operations. Familiar in Storage Design, SAN Management, Network Security and Monitoring Tools. Mentor and create documentation/knowledge base articles for the lower tiers of support to allow them to successfully complete routine tasks and troubleshoot on the infrastructure under support. Ability to work in a global environment and alongside partner teams and vendors... View more

  • View Service Offered By Filipe Galvao

    Filipe Galvao

    Mainframe Developer

    Lisboa, Lisboa, Portugal

    • Mainframe
    • Citrix
    • FTP
    • CICS
    • Cobol
    • Consultant
    • Dos
    • HTML
    • JavaScript
    • Jcl

    Senior IT Consultant (Mainframe, z/OS)

    COBOL z/OS TSO ISPF Mainframe utilities IBM Optim TWS (OPC) CICS DB2 FTP ISPF Microsoft Office Microsoft Visio MVS REXX Remedy VMWare JCL SQL Lotus Notes Visio HTML Javascript SVN MS DOS Batch PowerShell Windows Mobile 5.1 T-SQL MS SQL Server Remedy Citrix Eclipse Oracle 9i Oracle designer 10g Oracle PL/SQL SQL Toad XML XSL / XSLT / XPath / XQuery / XSL-FO Windows Mac OSX Linux View more

  • View Service Offered By Dody Kurniadi

    Dody Kurniadi

    Mainframe Developer

    Jakarta, Jakarta Raya, Indonesia

    • Mainframe
    • FTP
    • Installation Design
    • Server Administration
    • Systems Engineering
    • Computer Engineer
    • App Development
    • CICS
    • Data Management
    • Database Development

    IBM System z Series Services (Mainframe)

    We have more than 5 years experience in IBM System z services, including z/OS (DFSMS, RACF, IODF, ISPF, etc.), CICS/TS, IMS, DB2, Tivoli Omegamon, Problem Determination Tools (Fault Analyzer, Debug Tools, App Performance Analyzer, File Manager), and many other software running on z/OS. We are open for any inquiries in IBM System z / Mainframe services. We are experienced in: - z/OS Installation and Configuration / Migration to newer version - CICS/TS Installation and configuration / Migration t... View more

  • View Service Offered By Vasundara Thupakula

    Vasundara Thupakula

    Mainframe Developer

    Chavannes-de-Bogis, Vaud, Switzerland

    • Mainframe
    • Server Administration
    • Systems Engineering
    • Computer Engineer
    • Assembly
    • Concept Development
    • Data Management
    • Database Development
    • Management
    • Module Design

    Experienced Mainframe Developer

    I am an experienced software engineer, specialized in Application development, Maintenance and Testing. Application Development COBOL, CICS, VSAM, DB2, IMS DB, JCL, REXX, CHANGEMAN, ENDEVOR, XPEDITER & other tools. TCP/IP Server Programming on IBM Mainframe with Assembly Language Maintenance and Production Support Conversion & Migration Projects Independent Testing (QA & Testing) etc Reverse Engineering Business Analysis Proposal Preparation My experience includes: • Analyze, evaluate, develo... View more

  • View Service Offered By Bernard Walker

    Bernard Walker

    Mainframe Developer

    Acworth, Georgia, United States

    • Mainframe
    • IBM Mainframe
    • Unix
    • Analytics
    • Bash
    • CICS
    • Cobol
    • DB2
    • Environmental
    • Jcl

    IBM Mainframe Programmer Analyst

    Application development experience on a mainframe using TSO, SDSF, SPUFI, FileAid, Endevor, CA-7, JCL, VSAM, COBOL, CICS and DB2. Extensive COBOL Programming, (CICS), DB2 (SQL). Experienced with IBM DB2 Utilities - SQL Processing Using File Input (SPUFI), Query Management Facility (QMF). Extensive experience using: Extensive experience: Strong problem solving, troubleshooting and Analytical/Reasoning skills. Meeting Program standards associated with specification development, coding, code review... View more

  • View Service Offered By Michael Murphy, ccdp,ccnp

    Michael Murphy, ccdp,ccnp
    Member

    Mainframe Developer

    Chalfont, Pennsylvania, United States

    Past Earnings
    • Mainframe
    • Networking
    • Intranet
    • Network Planning And Design
    • Wan
    • Wireless
    • Wireless Networking
    • Local Area Networking
    • Wide Area Network (WAN)
    • Access

    Network Administration

    Enterprise LAN/WAN Network design/implementation Small business LAN solutions - Win2K platforms Remote Access - VPN, Wireless, PDAs, WTS QoS implementations for IP telephony Web & Intranet designs appying web technologies With over 15 yrs experience as a CCNP, MCP in enterprise networking design, installation, troubleshooting for hospitals, financial institutions and other SMBs, I have amassed such skills; as business acumen, networking (routers, switches, firewalls from ve... View more

  • View Service Offered By Billyzmom

    Billyzmom

    Mainframe Developer

    Allison Park, Pennsylvania, United States

    • Mainframe
    • IBM Mainframe
    • Internet Connectivity
    • Unisys
    • ODBC
    • Other Mainframe
    • Access
    • Adobe Illustrator
    • Basic
    • C

    Programming

    Have 15+ years of varied IT experience encompassing all aspects of computer operation, programming, system design & life cycle and management. Worked as a consultant on various projects from standard accounting to warehouse automation to nuclear power plant control systems. Have experience in web applications, web site design & maintenance, web content & community managment, data mining, and graphics applications for web and print use. View more

  • View Service Offered By jrsit

    jrsit

    Mainframe Developer

    Lewiston, Maine, United States

    • Mainframe
    • IBM Mainframe
    • Novell NetWare
    • Unisys
    • ODBC
    • Other Mainframe
    • Vms
    • Virtual Memory System (VMS)
    • AWK
    • C

    Programming

    Concept to implementation of turnkey systems, applications, and databases. Extensive troubleshooting, debugging, and problem resolution skills. Conversions, integrations, data recovery, reverse engineering. Comfortable with any hardware, operating system, development platform. Record of providing cost-effective/cost-saving solutions to IT problems; especially in those cases where others stated "it can''t be done". Thirty-six years of hands-on experience encompassing an extensiv... View more

  • View Service Offered By Lawrence Meier

    Lawrence Meier

    Mainframe Developer

    Irvine, California, United States

    • Mainframe
    • Other Mainframe
    • Local Area Networking
    • Air
    • Basic
    • Cisco
    • Cisco iOS
    • Corporate
    • Design
    • Electrical

    Network Administration

    Bottom line: We build solutions, long term and permanent. We meet challenges, we solve problems. We develop solutions that save money. About 4Managed Networks: We build networks. From small and medium offices to large corporate enterprise networks. We specialize in bringing Corp Class IT solutions to the SMB at affordable prices. If we can''t fix or build it - there is no charge. We specialize in IT integration and network convergence. We also implement and manage VoIP solutions. We''ve n... View more

  • View Service Offered By Mansoor1

    Mansoor1

    Mainframe Developer

    Marietta, Georgia, United States

    • Mainframe
    • IBM Mainframe
    • ODBC
    • Other Mainframe
    • Access
    • Basic
    • C
    • C++
    • Com/dcom
    • Crystal Reports

    Programming

    OBJECTIVE To seek a challenging career in the Computer Industry using my experience as Team Lead / Manager/Architect/ Senior Software Developer including all phases of development from concept design through launch. Special emphasis on large scale projects using Visual Studio .Net, VB.NET, C#, Visual C++ .Net/Visual C++ ATL/COM, Visual Basic 4/5/6, Oracle 7.3/8.0/9i,SQL Server 6.5/7.0/2000, DB2, Visual Interdev, Java J2EE (JSP, Servlets, JDBC, EJB, JMS, JNDI),Internet, Wireless, XML and D... View more

  • View Service Offered By grizzlyj

    grizzlyj

    Mainframe Developer

    Dallas, Texas, United States

    • Mainframe
    • IBM Mainframe
    • Telnet
    • Accounts Payable
    • ADABAS
    • ASP
    • ASP.NET
    • Assembler
    • Assembly
    • Basic

    Programming

    Currently involved in web-enabling a VM mainframe based Insurance system. This will allow insurance agents around the state to use the internet to write insurance policies. System includes a VB telnet enabled application and a web-based VB.NET Reporting System. Developing VB.NET/ASP.NET Internal Web site for you by the Help Desk and an External Web site to support the needs of the Independent Agents. Installed and supported Lawson''s financial systems on the RS-6000 computer. Converted ... View more

  • View Service Offered By swfreije

    swfreije

    Mainframe Developer

    Blue Springs, Missouri, United States

    • Mainframe
    • IBM Mainframe
    • Unix
    • ADABAS
    • AWK
    • Bash
    • Jcl
    • Oracle
    • Sed
    • Shell Scripting

    Programming

    Participated in several conversions from IBM mainframe to HP_UX platform, converting JCL to korn shell scripts, DB2 and ADABAS to Oracle. Full life cycle development utilizing changemanDS, Endevor, PanValet and Librarian. Utilize awk and sed in conjuction with korn shell scripting, also limited experience with bash scripting. Started out with heavy IBM mainframe experience transitioned into unix. View more

  • View Service Offered By celbarayang

    celbarayang

    Mainframe Developer

    Paranaque City Metro Manila, Bago, Philippines

    • Mainframe
    • IBM Mainframe
    • System Software
    • Computer Engineer
    • Change Management
    • CICS
    • Cobol
    • Jcl
    • Management
    • Mvs

    Programming

    SUMMARY With 7 years of experience in the field of IT Mainframe environment. Excellent in Cobol Programming using Systematics Subroutine, CICS, MVS/JCL, VSAM, TS Native programming skills. TECHNICAL SKILLS Hardware : IBM Mainframe O/S : MVS Languages : COBOL, JCL System Software : CICS, MVS/ JCL Utilities : Compuware FileAid, Serena Startool, Serena Change Management, CA View, EzyEdit, ISPF, CEDA, Intertest Dat... View more

  • View Service Offered By MCNakatani

    MCNakatani

    Mainframe Developer

    Anaheim, California, United States

    • Mainframe
    • IBM Mainframe
    • Tcp/ip
    • Transmission Control Protocol (TCP)
    • Assembler
    • Cobol
    • Communication Skills
    • Outsourcing

    Programming

    I have 23 years experience as an IBM mainframe systems programmer with primary expertise as an IMS and DB2 systems programmer with DB2 DBA experience. I have also provided support for OS/390, z/OS, OS/390 and z/OS program products, JES3, JES3, TCP/IP, and VTAM/SNA. I am proficient with SMP/E in performing product installs and maintenance. I also have experience with Assembler and COBOL. I have excellent written communication skills as my position requires day-to-day use of E-mail and excel... View more

  • View Service Offered By cwvs38a

    cwvs38a

    Mainframe Developer

    Farmington Hills, Michigan, United States

    • Mainframe
    • IBM Mainframe
    • Intranet
    • IBM Mainframe Assembler (BAL)
    • ASP
    • ASP.NET
    • Assembler
    • Desktop Applications
    • Iis
    • IMAP

    Programming

    My expertise is in CTI, Telephony, CRM, and integrating enterprise level systems: - Developed custom telephony application which integrated CTI, CRM and various (new and legacy) applications and emulated all telephone functionality and line appearances. - Provided screen scraping to mainframe system to integrate with client server/web environments. - Developed mainframe, Internet, Intranet, client/server, and desktop applications utilizing various platforms and programming languages. View more

  • View Service Offered By Muthu KRISHNAN 6

    Muthu KRISHNAN 6

    Mainframe Developer

    Paris, Ile-de-France, France

    • Mainframe
    • OpenVMS
    • Unix
    • Unix/linux
    • C
    • C++
    • CICS
    • Cobol
    • Consultant
    • DB2

    Senior Consultant on COBOL-Mainframes

    This is Muthu from Paris, France. Currently I am working as Senior Consultant in ATOS for Client RENAULT, Paris from Jun 2016. I transferred from Atos, India. I have around 13+ years experience in IT Industry. Worked with multiple technologies like COBOL, Mainframes (COBOL, JCL, VSAM, DB2, PLI, CICS, IMS), C, C++, Unix/Linux, Oracle. View more

  • View Service Offered By ctamh2006

    ctamh2006

    Mainframe Developer

    Amherst, Massachusetts, United States

    • Mainframe
    • IBM Mainframe
    • Citrix
    • Ldap
    • Lightweight Directory Access Protocol (LDAP)
    • Agriculture
    • Art
    • CICS
    • Cobol
    • Dos

    Programming

    Many years of WEB development using Oracle''s PL/SQL language and Perl in a university setting, Designed and developed Web-driven university systems, including registration, faculty grading and degree audit. Designed and developed online and batch student systems in a mainframe environment, including Records, Registration, Housing & Admissions. Designed/developed database-driven small commercial websites, including real-estate, art, agriculture. Designed and created both Oracle ... View more

  • View Service Offered By The Mainframe

    The Mainframe

    Mainframe Developer

    Muscat, Masqat, Oman

    • Mainframe
    • Remoting
    • Web Hosting
    • Monitoring
    • Web Hosting
    • Environmental
    • Likes
    • Relationship Management
    • Security Consulting
    • Team Management

    Ongoing WordPress Hosting & Support

    Speed, security, and stability. These are the foremost values of The Mainframe''s unique environment, and the reason why our clients graciously send us so many referrals. We know all too well what it’s like hiring freelancer after freelancer, trying to speed up your WordPress website or diagnose strange errors, while your web hosting company does absolutely nothing! Allow our team to pleasantly surprise you with a free migration experience that you never thought possible, followed by a long-term ... View more

See All Mainframe Freelancing Services

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Why Hire a Freelance Mainframe Developer?

Mainframe computers are basically the systems used by medium & large organizations. Organizations use these computers for high-performance tasks, bulk data processing, generating reports, enterprise resource planning, and transaction processing. There are multiple reasons and advantages to use mainframes instead of basic computers. With this arises the need to hire Mainframe Developers.

Why Mainframes?

  • Mainframes have the ability to run multiple operating systems and virtual machines simultaneously. It works like a redundant system which helps in improving security and reliability. 

  • Mainframes development comes with strict backwards compatibility standards. This enables Developers to work with older software. This mitigates the need for companies to worry about moving to new programs anytime an old mainframe gets obsolete. 

A well-maintained mainframe machine can run without any interruption for decades. However, handling mainframes is not an easy task. Thus, it is always better to have a freelance Mainframe Developer by your side.

What Is Mainframe Developer and What Is Their Job?

You must be wondering why there's a need to hire a professional when Mainframe is self-sufficient to handle the task of 20 computers on its own. To understand this, you need to know that the mainframe development environment mainly supports distribution and delivery of applications. Navigating and using the mainframe environment requires extensive knowledge and expertise. To achieve bulk data processing without the glitches and errors, Mainframe Developers do the following things:

  • They write programs in various computer languages.

  • They constantly update the existing programs.

  • They test and debug the programs to ensure that they don't pass on any faulty to the machine.

  • They create and test programs in an integrated development environment (IDE).

  • They know the common mainframe languages. This helps the Developers to communicate with systems in the mainframe development environment.

Skills and Qualifications of Mainframe Developers

When it comes to hiring the best talent, you can always go for top freelancing sites like Guru. When you hire Mainframe Developers from Guru, you can expect them to have the following qualifications:

  • A Bachelor's or a Master's degree in Computer Science or a related subject.

  • The Developers have knowledge of software development and the full Software Development Life Cycle.

  • They have expert skills of using the Mainframe Model. This helps them to create, develop, test, troubleshoot and repair applications if and when needed.

  • They hold analytical skills that enable them to identify bugs, errors and other technical problems.

  • The Developers have troubleshooting skills for checking errors in codes and fixing them.

Benefits of Hiring a Freelance Mainframe Developer

Mainframe Developers play a crucial role in developing mainframe applications. When you hire skilled freelancers from Guru, you get to enjoy the following benefits: 

  • The expert freelancers have a great understanding of the mainframes languages. This reduces hardware troubleshooting & maintenance cost on a great scale.

  • The reduction in hardware also reduces software costs significantly. When an expert developer handles such a system, they can even reduce it to nearly half the cost. Additionally, these Developers also simplify IT-Management.

  • Security is paramount when it comes to Mainframe systems. An expert Developer takes care of the security & data of a mainframe systems network.

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