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Shahzad M.
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Shahzad M.

Senior .NET Developer | SAP B1 Integration Expert | Web & API Solution

With over 8 years of professional software development experience, I specialize in delivering high-impact custom applications and seamless ERP integrations that drive real business results. My core expertise includes: 🔹 Custom Software Development Built over 15+ custom web applications using .NET Core, Angular, and SQL Server Created & consulted on MVPs for 3 startups, accelerating time-to-market by 40% Modernized legacy Webforms systems to .NET Core + Angular, improving performance by 60% 🔹 SAP Business One Integrations & Consultation Completed 12+ SAP B1 Integrations across industries (Retail, Manufacturing, Wholesale) Developed 3 SAP Add-ons for inventory management, reporting automation, and finance sync Integrated SAP B1 with platforms like Shopify, Amazon, eBay, Retail Pro, Salesforce, and custom CRMs /ERP's Delivered SAP-integrated POS Inventory Systems syncing over 10,000 daily transactions Launched SAP API Gateway used for different web portals & handling the integration between SAP Business One & Retail pro, used in 100+ branches Retail Store. Key Achievements: Enabled businesses to achieve up to 30% faster operational workflows with SAP automations Helped clients scale revenues by 20%-50% through integrated, real-time systems Managed seamless API integrations processing 50K+ records daily without downtime Whether you need a robust SaaS application, a custom ERP extension, or API integrations that scale with your business, I can deliver solutions built for reliability, scalability, and future growth. 📩 Let's connect to discuss how we can bring your project to life.

🇵🇰Karachi, Pakistan$25/hr100% JSS4.81 (16)Since Nov 2014

Earnings and projects

MRR
$190

Last 6 months ÷ 6

World#115,164 / 412k
🇵🇰Country#15,705 / 52.9k
Revenue, last 30 days
$0

Last 6 months: $1.1k

Total earnings
$4.7k

Billed in all: $4.9k

World#260,197 / 412k
🇵🇰Country#29,994 / 52.9k
Per project
$247

$1.1k in the last 6 months

World#248,011 / 412k
🇵🇰Country#30,440 / 52.9k
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇵🇰Country#22,564 / 52.9k
Projects in all
19

Across 21 contracts

57% fixed43% hourly
World#138,388 / 412k
🇵🇰Country#22,977 / 52.9k

Earnings, last 30 days

$4.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$4,800$4,850$4,900$4,950Oct 8Oct 23Nov 7

Skill rankings: Top 20% in ASP.NET Web API

Ranked by MRR among everyone on Upwork with the skill.

  1. #43SAP BusinessOne157 freelancers · 🇵🇰 #10Top 27%
  2. #43SAP HANA148 freelancers · 🇵🇰 #9Top 29%
  3. #92SAP ERP324 freelancers · 🇵🇰 #5Top 28%
  4. #239Entity Framework1,047 freelancers · 🇵🇰 #40Top 23%
  5. #288ASP.NET Web API1,447 freelancers · 🇵🇰 #70Top 20%
  6. #451Desktop Application1,674 freelancers · 🇵🇰 #69Top 27%
  7. #468Microservice2,217 freelancers · 🇵🇰 #90Top 21%
  8. #508ASP.NET Core2,272 freelancers · 🇵🇰 #101Top 22%