I will fix refactor modernize legacy code for cpp and java systems


Acerca de este Servicio
FIX & MODERNIZE LEGACY CODE - C++ | C | JAVA
Your code works but it shouldn't be this painful. It's slow, fragile,
risky to change. Security issues. Performance problems. Hard to maintain.
I specialize in legacy systems that other developers avoid. I modernize
C++, C, and Java code safelyfixing bugs, improving performance 20-50%,
hardening security, adding tests.
REAL EXAMPLE: 50k LOC manufacturing system. Was: crashes, slow (3-5s),
12 security vulnerabilities. Now: 10x faster (400ms), zero crashes,
vulnerabilities fixed.
WHAT YOU GET:
Code analysis & modernization
Bug fixes & security hardening
Performance optimization (20-50% improvement)
Comprehensive testing
Complete documentation
Before/after metrics
5+ years fixing enterprise legacy systems. 50+ codebases modernized.
Ready to make your code maintainable again?
Conoce a Muhammad Usman
Professional computer programmer
- DePakistán
- Miembro desdemay 2022
- Responde aprox. en:1 hora
- Última entrega4 días
Idiomas
Urdu, Hindi, Inglés
Mi porfolio
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Ordenar por
B blushing_boo

Rumanía
Colaboración continuaGreat job as usual
USD 200-USD 400
$
4 días
Tiempo
Útil?
1 comentarios sobre este Servicio
| (1) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Desglose de calificaciones
- Nivel de comunicación del Freelancer
- Calidad de la entrega
- Valor de la entrega
Ordenar por
B blushing_boo

Rumanía
Colaboración continuaGreat job as usual
USD 200-USD 400
$
4 días
Tiempo
Útil?

