Top Mainframe freelancers

20 freelancers list Mainframe on Upwork.

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Showing 20 of 20Data updated Nov 7

# Freelancer		SinceMember since
Ravinaa B. 🇮🇳🇮🇳 PL/I Developer	$10k↑ 4%	Dec 2024Dec 18, 2024
Anshul C. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 7, 2026.🇺🇸 IBMi (AS400) \| iSeries \| IBMz \| COBOL\| RPG \| DB2 \| .NET \|JAVA \| Delphi	≈$5k–	Dec 2017Dec 23, 2017
Dayananda P. 🇱🇰🇱🇰 RPG/400 \| AS/400 \| COBOL \| .NET \| Visual FoxPro \| LANSA \| Visual LANSA	$3k↓ 1%	Mar 2019Mar 17, 2019
4 Joyce Ann G. 🇵🇭🇵🇭 ERP/CRM Software \| API, API Development, COBOL, System Configuration	$3k↑ 3%	Feb 2023Feb 16, 2023
5 Ryan P. 🇵🇭🇵🇭 Multi-State Payroll Representative	$2k↑ 12%	Nov 2020Nov 30, 2020
6 Vic M. 🇵🇭🇵🇭 E-Commerce/ Executive Assistant- Expert in Data Entry and Admin Jobs	$1k↑ 3%	Mar 2024Mar 5, 2024
7 Minenhle N. 🇿🇦🇿🇦 Customer Service & Tech Support \| Writing \| Administration	$495↓ 1%	Oct 2022Oct 10, 2022
8 Md. Jahangir A. 🇧🇩🇧🇩 Senior .NET & Python Engineer \| IBM z/OS, JCL, COBOL \| AI/RAG \| SQL	$176↑ 1%	Mar 2021Mar 29, 2021
9 João F. 🇵🇹🇵🇹 Senior COBOL Developer	$0–	May 2013May 20, 2013
10 Mary Biel A. 🇵🇭🇵🇭 Remote Cust/Tech Support \| QA \| OA \| BA \| SQL \| Available Immediately	$0–	Aug 2024Aug 1, 2024

Freelancer	MRR	Member since
11 Maddamsetti L. 🇮🇳🇮🇳 Developer \| Java \| Java script \| Agile	$0–	Sep 2023Sep 25, 2023
12 Neeraj K. 🇮🇳🇮🇳 Generative AI Engineer, Mainframe Modernization, & Agentic AI	$0–	Oct 2015Oct 7, 2015
13 Omer S. 🇺🇸🇺🇸 Full-Stack Software Engineer \| Test Automation & AI-Powered Tooling	$0–	Oct 2025Oct 19, 2025
14 Robert John U. 🇵🇭🇵🇭 Mobile App Developer \| COBOL Developer	$0–	Apr 2019Apr 27, 2019
15 Shalu G. 🇮🇳🇮🇳 Agentic AI & Legacy Modernization Architect \| AI Agents \| Mainframe	$0–	May 2022May 12, 2022
16 Rohit G. 🇮🇳Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇮🇳 AS400 & IBM i Developer \| RPGLE, COBOL, Synon, LANSA, Mainframe & PHP	≈$0–	Mar 2025Mar 3, 2025
17 Karthik R. 🇬🇧Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇬🇧 Mainframe developer	≈$0–	Mar 2023Mar 29, 2023
18 Arun A. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇺🇸 .NET Full Stack \| Angular \| MVC \| IBM i & Mainframe Modernization	≈$0–	Apr 2024Apr 5, 2024
19 Prakash S. 🇮🇳Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇮🇳 IBM i / AS400 \| RPG \| iSeries Modernization \| COBOL \| Mainframe \| EDI	≈$0–	Apr 2021Apr 27, 2021
20 Kaushal K. 🇮🇳Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇮🇳 IBMi (AS400) \| RPG Free\| RPGLE \| Synon \| DB2 \| PHP \| EDI Integration	≈$0–	Mar 2025Mar 3, 2025

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