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Khaled B.

Khaled B.

Senior Full-Stack Developer | AI, Web & Mobile Applications

Senior Full-Stack Web and Mobile Developer with solid experience delivering modern, scalable, and production-ready applications. I work across frontend, backend, mobile, APIs, and DevOps environments, with strong expertise in Angular, React, React Native, Symfony, Laravel, PHP, JavaScript/TypeScript, SQL, Docker, Linux, CI/CD pipelines, and automated testing. I help clients build reliable digital products from idea to production: technical architecture, clean implementation, API development, database integration, authentication, performance optimization, debugging, deployment, and long-term maintenance. I also work on AI-powered applications using Python, Django, LLM integrations, RAG pipelines, document analysis, embeddings, vector search, Celery workers, RAGFlow, and Langfuse. This allows me to contribute to projects involving intelligent document processing, AI assistants, automated analysis, and data-driven workflows. My focus is simple: clean code, maintainable architecture, clear communication, and solutions that are practical, scalable, and easy to evolve.

🇫🇷Nantes, France$25/hr100% JSS4.09 (6)Since Aug 2016

Earnings and projects

MRR
$54

Last 6 months ÷ 6

World#149,277 / 412k
🇫🇷Country#877 / 2,884
Revenue, last 30 days
$0

Last 6 months: $322

Total earnings
$11k

Billed in all: $11k

World#192,306 / 412k
🇫🇷Country#1,145 / 2,884
Per project
$1.2k

$322 in the last 6 months

World#112,327 / 412k
🇫🇷Country#644 / 2,884
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇫🇷Country#755 / 2,884
Projects in all
9
89% fixed11% hourly
World#212,268 / 412k
🇫🇷Country#1,404 / 2,884

Earnings, last 30 days

$11.3kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$11.0k$11.2k$11.4k$11.6kOct 8Oct 23Nov 7

Skill rankings: Top 25% in Angular

Ranked by MRR among everyone on Upwork with the skill.

  1. #30Domain-Driven Design105 freelancers · 🇫🇷 #1Top 29%
  2. #124Clean Architecture385 freelancers · 🇫🇷 #1Top 32%
  3. #258Symfony944 freelancers · 🇫🇷 #3Top 27%
  4. #340Testing968 freelancers · 🇫🇷 #5Top 35%
  5. #1,169NestJS3,757 freelancers · 🇫🇷 #2Top 31%
  6. #1,170CI/CD3,691 freelancers · 🇫🇷 #7Top 32%
  7. #1,683Angular6,816 freelancers · 🇫🇷 #5Top 25%
  8. #2,642Docker8,761 freelancers · 🇫🇷 #18Top 30%