Top Operating Systems Development freelancers

94 freelancers list Operating Systems Development on Upwork.

Leaderboard

Showing 50 of 94Data updated Nov 7

# Freelancer		SinceMember since
D'Janne T. 🇵🇦🇵🇦 Senior Operations & Trust Strategy Consultant / Fractional Operations	$8k↑ 3%	Aug 2015Aug 31, 2015
Simon S. 🇪🇪🇪🇪 Systems and hardware engineering	$8k↑ 1%	Feb 2024Feb 10, 2024
Bias T. 🇮🇩🇮🇩 Backend Developer	$5k↑ 3%	Jul 2012Jul 29, 2012
4 Marion Claire M. 🇵🇭🇵🇭 Tech & Operations Integrator \| Process Design \| AI-Powered Workflows	$4k↑ 1%	Jan 2018Jan 19, 2018
5 Danielle C. 🇺🇸🇺🇸 Business Operations & AI Tools Expert \| CS Leadership \| Knowledge Syst	$4k↑ 3%	Sep 2014Sep 18, 2014
6 Neil Brian H. 🇵🇭🇵🇭 Case Manager & Recovery Process Manager for WeRecoverData Inc.	$3k↑ 3%	Dec 2012Dec 20, 2012
7 Muhammad A. 🇵🇰🇵🇰 Project & Operation Management \|E-commerce, AI & SaaS Operation Expert	$3k↓ 22%	Mar 2012Mar 8, 2012
8 Julia L. 🇺🇸🇺🇸 Market Research Interviewer & Lead Generation Expert	$2k↑ 8%	May 2019May 29, 2019
9 Marquis B. 🇺🇸🇺🇸 GoHighLevel Expert \| Automation, CRM & Sales Funnel Builder	$2k–	Oct 2017Oct 30, 2017
10 Belle C. 🇵🇭🇵🇭 Inb/Outbound sales, Appointment Setter, Email, Admin	$2k↑ 11%	Mar 2022Mar 18, 2022

Freelancer	MRR	Member since
11 Joseph V. 🇺🇸🇺🇸 FPGA, Firmware, and Hardware Engineer	$1k↓ 1%	Apr 2018Apr 16, 2018
12 Athmaja Vidya A. 🇮🇳🇮🇳 Fractional COO \| AI-Powered Operations \| Operations Manager	$1,000↓ 28%	Mar 2023Mar 27, 2023
13 Christine Leen B. 🇵🇭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.🇵🇭 Administrator & Inventory Specialist	≈$855–	Jul 2020Jul 8, 2020
14 Jeralyn P. 🇵🇭🇵🇭 Virtual Assistant \| Sales & Marketing \| Accounting	$822↓ 2%	Feb 2019Feb 22, 2019
15 Abdullah B. 🇵🇰🇵🇰 Verified ClickUp Consultant \| Business Process Manager	$597↓ 17%	Jun 2015Jun 22, 2015
16 Nikki G. 🇺🇸 NewNew🇺🇸 Project Coordinator \| Admin Support \| Operations Logistics	$566–	Mar 2026Mar 5, 2026
17 Laila N. 🇵🇭🇵🇭 Operations Manager and Business Administrator	$422↑ 14%	Jan 2021Jan 18, 2021
18 Jason C. 🇮🇪🇮🇪 Automation and Data Transformation Expert \| Excel \| VBA \| Analysis	$404↑ 15%	Oct 2021Oct 22, 2021
19 Muhammad Naeem T. 🇵🇰🇵🇰 Chromium Engineer \| AI Integration \| Anti-Detect Browsers \| 100X Dev	$368↑ 130%	Mar 2018Mar 23, 2018
20 Gloria A. 🇳🇬🇳🇬 Notion Expert \| Notion Workspace Setup \| Notion Consultant \| Notion	$335↓ 8%	Jan 2024Jan 5, 2024

Freelancer	MRR	Member since
21 Timothy K. 🇺🇸 NewNew🇺🇸 Cyber Security Specialist	$311↓ 33%	Aug 2021Aug 18, 2021
22 Adriel C. 🇯🇲🇯🇲 Smartsuite Consultant\| System Setup & Build\| Make \|Zapier\| Softr\|	$255↓ 29%	Jun 2023Jun 13, 2023
23 Tyler M. 🇬🇧🇬🇧 Fractional COO \| Executive Operations Partner \| Senior EA	$245–	Dec 2023Dec 26, 2023
24 Tabitha M. 🇰🇪🇰🇪 Business Process Manager \|AI Automation & Workflow Optimization \| SOPs	$161↑ 1,224%	Mar 2018Mar 27, 2018
25 Michael H. 🇺🇸🇺🇸 SCCM/MDT/Intune Architect with Autopilot/OSD experience	$132↓ 1%	Nov 2019Nov 26, 2019
26 Idrak A. 🇵🇰🇵🇰 Fractional COO \|COS \| EOS & Business OS Leader	$124↓ 51%	Feb 2020Feb 27, 2020
27 April 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 Sep 25, 2026.🇺🇸 IT Specialist \| Cyber Security Pro \| Tech Expert \| Digital Forensics	≈$113–	Jun 2023Jun 4, 2023
28 Bineypal B. 🇮🇳🇮🇳 Forward Deployment Engineer (AI) \| Enterprise AI Architect	$75↓ 1%	Nov 2009Nov 26, 2009
29 Hossam A. 🇪🇬🇪🇬 Senior Python Developer and Linux System Admin	$74↑ 147%	Nov 2018Nov 20, 2018
30 Guanhuang L. 🇨🇳🇨🇳 c++/c#/python/web development engineer	$69↑ 208%	Dec 2017Dec 26, 2017

Freelancer	MRR	Member since
31 Gabriel C. 🇵🇹🇵🇹 Gameplay Programmer \| Unity & Unreal Engine 5 \| C# / C++ / Blueprints	$60↓ 44%	Jun 2021Jun 28, 2021
32 Danish H. 🇵🇰🇵🇰 IT Support Specialist \| Windows \| Mac \| Network \| Printer \| Computer	$58↑ 56%	Nov 2018Nov 7, 2018
33 Ebony J. 🇺🇸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.🇺🇸 Business System Architect \| Strategic Tech Integrator \| Fractional COO	≈$56–	Apr 2022Apr 13, 2022
34 Arun Kumar M. 🇮🇳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.🇮🇳 Claude \| LLM \| Python \| Full Stack AI \| MLOps \| Cloud \| Tutor	≈$53–	Dec 2023Dec 23, 2023
35 Joshua A. 🇳🇬🇳🇬 Airtable Expert \| CRM Rebuilds, Interfaces & Automation \| Zapier, Make	$36↓ 79%	Jun 2023Jun 27, 2023
36 Eda R. 🇺🇸🇺🇸 Law Firm Operations & Process Improvement \| Workflows & Staff Training	$7–	Sep 2017Sep 20, 2017
37 Florencio D. 🇵🇭🇵🇭 Full stack Developer	$5↓ 1%	Feb 2023Feb 1, 2023
38 erica r. 🇺🇸🇺🇸 Expert Operations, Systems & Productivity Consultant	$0–	Nov 2015Nov 4, 2015
39 Cutter R. 🇺🇸🇺🇸 Head of Construction Operations \| Residential & Light Commercial	$0–	Jun 2023Jun 22, 2023
40 Faraz A. 🇵🇰🇵🇰 AI SaaS Developer \| Custom Software Development \| LMS Development	$0–	Jun 2020Jun 6, 2020

Freelancer	MRR	Member since
41 Liane S. 🇺🇸🇺🇸 Restaurant Analyst \| Food Business Consultant	$0↓ 100%	Dec 2017Dec 8, 2017
42 Zain U. 🇵🇰🇵🇰 Senior Full Stack Developer (JavaScript, React, .NET)	$0–	Nov 2020Nov 30, 2020
43 Ivan De Jesus D. 🇭🇳🇭🇳 Software Development, C++, Java, Object Pascal, Delphi	$0–	Jun 2023Jun 6, 2023
44 Youmna G. 🇪🇬🇪🇬 Operations Manager	$0–	Jan 2022Jan 9, 2022
45 Saroj K. 🇮🇳🇮🇳 Exp. Writer for Cloud/Big Data/Cyber Security/AI/ML/DevOps/Mobile/News	$0–	Nov 2010Nov 6, 2010
46 Shaibu S. 🇳🇬🇳🇬 Senior Software Engineer - Full Stack	$0–	Feb 2020Feb 5, 2020
47 Laurel J. 🇺🇸🇺🇸 Business Strategy & Analysis/Operations & Compliance/Risk Management	$0–	May 2020May 8, 2020
48 Destiny D. 🇺🇸🇺🇸 Operations & Client Delivery System Strategist	$0–	Jun 2024Jun 10, 2024
49 Dmitriy A. 🇰🇿🇰🇿 Senior Software Engineer \| C++, Java \| AOSP Developer (16+y)	$0–	Jul 2009Jul 7, 2009
50 Medline A. 🇳🇬🇳🇬 Product Designer\|\|Customer Support\|\|Technical Support\|\|	$0–	Mar 2023Mar 31, 2023

Top Rated Plus
Top Rated
Expert-Vetted
Rising Talent
≈ Private profile: estimated MRR

From public Upwork profiles, refreshed daily.