I will develop and debug your code in python, cpp, java, rust, julia, go, r code


About this gig
Need a reliable developer to quickly debug or build features? I work across Python, C++, Java, Rust, Go, Julia, and Rfrom fixing tricky runtime errors to developing clean, productionready modules with tests and documentation.
What I do
- Debugging & Bug Fixes: crashes, exceptions, memory issues, logic errors, dependency problems
- Feature Development: CLI tools, APIs, data pipelines, scripts, automation
- Performance Optimization: profiling, algorithmic improvements, parallelization where sensible
- Testing & CI: unit tests (pytest/JUnit/go test), GitHub Actions setup
- Code Review & Refactor: readability, structure, best practices, maintainability
- Data/ML scripting (Python/R/Julia): pandas, NumPy, scikitlearn, plotting, notebooks
Tech Im comfortable with
- Python: Flask/FastAPI, pandas, NumPy, pytest
- C++: STL, OOP, CMake, basic memory profiling
- Java: Maven/Gradle, JUnit, Spring basics
- Rust: cargo, ownership/borrowing, error handling
Why me
- Clear, reproducible fixes with comments
- Clean commits and pull requests
- Friendly communication & ontime delivery
Send me: a brief of the issue/feature, the repo or code files, and how to reproduce. Ill rerespond with a concrete plan and timeline.
Get to know Waqar
Expert in Programming, Debugging, Automation and MATLAB
- FromPakistan
- Member sinceMay 2024
- Avg. response time1 hour
- Last delivery3 months
Languages
Urdu, Hindi, English
Other Software Development Services I Offer
FAQ
What do you need to start?
Code or repo link, language & version, OS, steps to reproduce, sample input/output, expected behavior, and any deadlines.
3 reviews for this Gig
| (3) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
J jimbo245

United States
he did a great job, only took 2 hours ! He very smart ngl great guy
Up to $50
Price
1 day
Duration
Helpful?D djohnmorrison

United States
EXCELLENT!!!! I have truly enjoyed with Waqar he very smart, intelligent, and professional we are on our 4th Order challenging tasks with zero problems or issues tell him what Code needs to do and he works through it highly recommend!!!
Up to $50
Price
6 days
Duration
Helpful?D djohnmorrison

United States
EXCELLENT, EXCELLENCE he is very smart asks the right questions and goes away to do the Code zero problems wonderful EXPERIENCE working with him on unique concepts mathematical computation by hand actually CODED and translated to Code with detail understanding of everything as described for the successful task highly recommended!!!!
Up to $50
Price
4 days
Duration
Helpful?
3 reviews for this Gig
| (3) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
J jimbo245

United States
he did a great job, only took 2 hours ! He very smart ngl great guy
Up to $50
Price
1 day
Duration
Helpful?D djohnmorrison

United States
EXCELLENT!!!! I have truly enjoyed with Waqar he very smart, intelligent, and professional we are on our 4th Order challenging tasks with zero problems or issues tell him what Code needs to do and he works through it highly recommend!!!
Up to $50
Price
6 days
Duration
Helpful?D djohnmorrison

United States
EXCELLENT, EXCELLENCE he is very smart asks the right questions and goes away to do the Code zero problems wonderful EXPERIENCE working with him on unique concepts mathematical computation by hand actually CODED and translated to Code with detail understanding of everything as described for the successful task highly recommended!!!!
Up to $50
Price
4 days
Duration
Helpful?
