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AICHA M.

AICHA M.

Senior .NET/ASP.NETCore & React Developer|Business Apps & SaaS MVP/ERP

👋 Hello! I’m a Senior Full-Stack Software Engineer with 17+ years of experience designing, developing, and modernizing enterprise-grade applications for healthcare, ERP, finance, government, and operational management sectors. I'm available to start immediately. My expertise covers the full software lifecycle — from architecture and backend engineering to frontend development, cloud deployment, integrations, optimization, and long-term platform maintenance. I specialize in building scalable, secure, and maintainable applications using: ✔ASP.NET Core / .NET 6–9 ✔C# ✔React.js / Next.js ✔SQL Server / PostgreSQL / MySQL ✔REST APIs ✔Azure Cloud Services ✔Entity Framework Core ✔CI/CD & DevOps ✔Clean Architecture ✔Modular Monolith patterns I also have strong experience with: ✔ERP and operational management systems ✔Hospital & healthcare management platforms ✔CRM and invoicing systems ✔Role-based access control and authentication ✔Reporting dashboards and analytics ✔Third-party integrations (payments, APIs, government services) ✔Performance optimization and scalability ✔AI-assisted integrations and workflows ✔Multilingual and RTL-ready applications ✔Saudi Arabia E-Invoicing Integration (ZATCA Phase 1) Recent Experience: Recently, I worked remotely with a Qatar-based company developing enterprise and healthcare platforms using .NET Core, React.js, Azure, REST APIs, and scalable cloud architectures. I also developed multilingual enterprise Azure solutions for large organizations including e-goverment institutions. Over the years, I’ve contributed to: ✔Banking ERP systems ✔Hospital Management Systems ✔Inventory & invoicing platforms ✔Government-oriented enterprise systems ✔Reservation and operational platforms ✔SaaS business applications ✔E-Invoicing platforms What clients appreciate about working with me: ✔ Strong problem-solving and debugging skills ✔ Ability to understand complex business workflows ✔ Clean, maintainable, production-ready code ✔ Reliable communication and proactive collaboration ✔ Long-term technical ownership mindset ✔ Fast onboarding into existing systems and teams I’m comfortable working independently or as part of distributed Agile teams, and I have extensive remote collaboration experience with international clients. Languages: Arabic: Native English: Fluent French: Fluent If you’re looking for a senior engineer who can contribute beyond coding — including architecture, scalability, optimization, and business-oriented technical decisions — I’d be happy to discuss your project. Available for long-term contracts and high-quality collaborations.

🇹🇳Monastir, Tunisia$30/hr100% JSS4.70 (7)Since Oct 2015

Earnings and projects

MRR
$624

Last 6 months ÷ 6

World#68,688 / 412k
🇹🇳Country#189 / 1,246
Revenue, last 30 days
$4.1k

Last 6 months: $3.7k

World#7,847 / 412k
🇹🇳Country#19 / 1,246
Total earnings
$24k

Billed in all: $25k

World#126,663 / 412k
🇹🇳Country#269 / 1,246
Per project
$2.2k

$3.7k in the last 6 months

World#72,069 / 412k
🇹🇳Country#181 / 1,246
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇹🇳Country#398 / 1,246
Projects in all
11

Across 18 contracts

61% fixed39% hourly
World#192,417 / 412k
🇹🇳Country#561 / 1,246

Earnings, last 30 days

$24.6k+$4.1k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$20.0k$22.5k$25.0kOct 8Oct 23Nov 7

Skill rankings: Top 12% in LINQ to SQL

Ranked by MRR among everyone on Upwork with the skill.

  1. #5LINQ to SQL42 freelancers · 🇹🇳 #1Top 12%
  2. #27Microsoft IIS211 freelancers · 🇹🇳 #1Top 13%
  3. #69MVC Framework503 freelancers · 🇹🇳 #2Top 14%
  4. #72Web Service559 freelancers · 🇹🇳 #1Top 13%
  5. #84Software Debugging409 freelancers · 🇹🇳 #1Top 21%
  6. #188Entity Framework1,047 freelancers · 🇹🇳 #1Top 18%
  7. #368ASP.NET MVC2,619 freelancers · 🇹🇳 #1Top 14%
  8. #374ASP.NET Core2,272 freelancers · 🇹🇳 #1Top 16%