I will develop backend apis and solve complex programming problems

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Pierre L

About this gig

Are you facing backend issues, broken APIs, or complex programming problems that are slowing down your project?


I specialize in backend development and problem-solving. My goal is not just to write code, but to understand your system, identify the issue, and deliver a clean and efficient solution.


Whether you need a new API built, an existing system fixed, or a complex logic problem solved, I can help you get your backend running smoothly and reliably.



What I can help you with:

  • REST API development
  • API integration and debugging
  • Backend bug fixing
  • Database design and optimization (SQL / NoSQL)
  • Authentication systems (JWT, sessions, OAuth basics)
  • Complex business logic implementation
  • Performance improvements
  • Server-side troubleshooting
  • Automation scripts and backend utilities



️ Technologies I work with:

  • Python
  • C#
  • C++
  • SQL
  • NoSQL
  • REST APIs



What you will receive:

  • Clean, maintainable backend code
  • Working API or fixed system
  • Documentation (if needed)
  • Fast and clear communication
  • Scalable and optimized solution



Please contact me before ordering so we can discuss your project and make sure I fully understand your needs.

Get to know Pierre L

Pierre L

Software Developer

  • FromFrance
  • Member sinceMay 2026
  • Avg. response time1 hour
  • Languages

    English, French
Hi, I’m Pierre, a Python developer focused on automation, data processing, and web scraping. I help businesses and individuals save time by automating repetitive tasks with clean and reliable Python scripts. My services include: • Python automation • Excel/CSV processing • Data cleaning • Web scraping • File organization • Custom Python scripts I focus on: ✔ Clear communication ✔ Fast delivery ✔ Reliable solutions ✔ Clean and maintainable code Whether you need a simple automation tool or help processing data, I’d be happy to help with your project. Feel free to contact me before ordering!

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