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felipe_barrera6

Andres Barrera

@felipe_barrera6

Backend PHP Developer, Fix Bugs And Optimize SQL

Colombia
Spagnolo, Inglese
Alcune informazioni sono riportate in lingua inglese.
Chi sono
I’m a Backend PHP Developer specialized in fixing bugs and optimizing SQL queries. I help clients: - Fix PHP errors and unexpected issues - Optimize slow MySQL queries - Improve backend performance - Work with legacy PHP systems I focus on fast delivery, clean code, and clear communication. If you need a quick and reliable backend solution, I’m ready to help.... Continua a leggere

Competenze

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felipe_barrera6
Andres Barrera
offline • 
Tempo di risposta medio: 1 ora

Consulta i miei servizi

Correzione di bug
I will fix PHP bugs or optimize mysql queries fast
A partire da15 USD / progettoMaggiori dettagli

Esperienza lavorativa

Freelance_Web Designer

Backend PHP Developer

Freelance Web Designer • Freelance

Jun 2019 - Present • 6 yrs 11 mos

Backend PHP Developer focused on fixing bugs and optimizing SQL queries. - Fixed PHP errors and improved system performance - Optimized slow MySQL queries and reports - Built and maintained backend APIs - Worked with legacy PHP systems