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Salman K.

Salman K.

ASP.NET Core & Web API Developer | Full Stack .NET Engineer

I’m a senior software engineer with 13+ years of professional experience building scalable, data-driven applications, robust backend services, and modern API systems for clients worldwide. I help businesses transform ideas into reliable software that performs both today and long into the future. 💡 What I do best • Build API-first backends & microservices that deliver reliable integrations • Architect systems using clean, maintainable layered patterns • Modernize legacy applications while preserving business value • Integrate external systems, services, and third-party platforms • Support end-to-end development from design to delivery 🚀 Technical Strengths • CSharp & VB core development • API development (RESTful APIs, JSON workflows, async service patterns) • Modern web & backend frameworks • SQL Server design, optimization, and advanced queries • Enterprise tooling (UI frameworks, dashboards, reporting systems) • CI/CD practices, testing, and deployment pipelines 🌍 What Clients Hire Me For ✔ Building APIs and backend modules that scale ✔ Extending or rewriting legacy applications ✔ Delivering robust Windows & Web solutions ✔ Integrating systems like maps, analytics, payments, and data services ✔ Ensuring quality with strong architecture and testing practices 📈 Why Work With Me • I approach every project with clarity, ownership, and long-term stability. • I communicate clearly, meet commitments, and deliver solutions that align with your business goals. • Flexible remote support—small enhancements or full module builds. If you want a dependable engineer who delivers clean code, modern architecture, and long-lasting software quality, let’s discuss your project and how I can help you succeed. 🚀

🇵🇰Hyderabad, Pakistan$12/hr100% JSS1.57 (9)Since Dec 2013

Earnings and projects

MRR
$55

Last 6 months ÷ 6

World#148,798 / 412k
🇵🇰Country#21,549 / 52.9k
Revenue, last 30 days
$42

Last 6 months: $331

World#99,894 / 412k
🇵🇰Country#14,075 / 52.9k
Total earnings
$6.3k

Billed in all: $6.4k

World#234,623 / 412k
🇵🇰Country#26,351 / 52.9k
Per project
$577

$331 in the last 6 months

World#169,676 / 412k
🇵🇰Country#17,325 / 52.9k
Projects, last 6 months
1
0% fixed100% hourly
World#128,095 / 412k
🇵🇰Country#22,565 / 52.9k
Projects in all
11
82% fixed18% hourly
World#192,419 / 412k
🇵🇰Country#31,747 / 52.9k

Earnings, last 30 days

$6.4k+$42 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$6,350$6,375$6,400$6,425Oct 9Oct 24Nov 8

Skill rankings: Top 21% in ASP.NET Ajax

Ranked by MRR among everyone on Upwork with the skill.

  1. #22ASP.NET Ajax106 freelancers · 🇵🇰 #7Top 21%
  2. #70SAP Crystal Reports231 freelancers · 🇵🇰 #13Top 30%
  3. #168Visual Basic703 freelancers · 🇵🇰 #14Top 24%
  4. #216Software Design719 freelancers · 🇵🇰 #25Top 30%
  5. #235Google Maps API756 freelancers · 🇵🇰 #70Top 31%
  6. #319Analytics Dashboard850 freelancers · 🇵🇰 #61Top 38%
  7. #359ASP.NET Web API1,447 freelancers · 🇵🇰 #95Top 25%
  8. #432Bug Fix1,157 freelancers · 🇵🇰 #123Top 37%