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I will do c code review, fix memory leaks, and optimize performance
Syed Rehan
About this gig
Struggling with memory leaks, unpredictable segmentation faults, or performance bottlenecks in your C application?
Low-level software demands absolute precision. Undefined behavior, unoptimized logic, and poor resource management cause catastrophic runtime crashes. Whether you are running a Linux network service or a concurrent systems utility, you need robust, production-ready code.
As a software engineer specializing in low-level systems programming, I provide elite code audits, precise debugging, and advanced optimization for the C language
Core Engineering Services:
- Memory Safety & Profiling: Eliminating segfaults, pointer corruption, and tracking leaks using Valgrind.
- Performance Optimization: Refactoring critical paths for cache efficiency and maximum execution speed.
- Concurrency & Network I/O: Debugging race conditions, pthreads deadlocks, and Linux socket programming.
- Clean Code & Docs: Removing compiler warnings, restructuring logic, and enforcing Doxygen standards.
Please message me prior to ordering with your source code and build configuration (Makefiles/GCC flags) to align project expectations perfectly!
Get to know Syed Rehan
Syed Rehan
Software Engineer for Low Level Systems and Modern Web Apps
- FromPakistan
- Member sinceJun 2023
- Avg. response time1 hour
Languages
Urdu, English
Hi, I am Syed Rehan Bukhari, a software engineer specializing in low-level systems, high-performance backends, and responsive web apps.
My technical core spans C, C++, Go, Python, React, Vue, and Tailwind CSS. I bridge the gap between complex hardware-level optimization and elegant user interfaces. Whether you need deep runtime debugging, memory leak elimination, secure API infrastructure, advanced automation scripts, or pixel-perfect frontends, I build robust production-ready solutions.
I focus on clean code, thorough documentation, and rapid execution. Let us build.
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FAQ
What information or files do I need to provide to get started?
Please provide your C source code (.c/.h files), build files (Makefile or GCC commands), and a brief description of the bug or requirements. Mentioning your specific Linux environment or sharing error logs also helps massively.
How do you detect and fix memory leaks or crashes?
I run your application through dynamic analysis tools like Valgrind and AddressSanitizer (ASan) on Linux. This allows me to pinpoint the exact lines causing memory leaks, segmentation faults, buffer overflows, or dangling pointers.
Can you debug socket programming or threading?
Yes. I have strong experience with low-level Linux C development, including POSIX threads (pthreads), race conditions, mutex locks, and custom TCP/UDP socket programming for client-server architectures.
What if my project has more than 1,500 lines?
No problem! The packages are just baselines. If you have a larger codebase or a complex multi-file system, just message me first. I will review your requirements and send a fair, custom offer tailored to your exact project scope.
Do you optimize C code performance?
Yes. I can improve inefficient loops, unnecessary memory allocation, repeated operations, poor structure, and general performance bottlenecks.
