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Sergio Salazar Williams Email & Phone Number
Desarrollador de back-end PHP
at
Big Holding
LinkedIn matched
✓ Verified Jun 2026
3 data sources
Profile completeness 86%
Current company
Role
Desarrollador de back-end PHP
Location
Medellín, Antioquia, Colombia
Who is Sergio Salazar Williams? Overview
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Quick answer
Sergio Salazar Williams is listed as Desarrollador de back-end PHP at Big Holding, based in Medellín, Antioquia, Colombia. AeroLeads shows a matched LinkedIn profile for Sergio Salazar Williams.
Sergio Salazar Williams previously worked as Back-End Software Developer PHP at Big Holding and Freelance web developer at Sisproin S.A.S.. Sergio Salazar Williams holds Especialización Tecnológica En Gestión Y Seguridad En Bases De Datos, Computer Technology/Computer Systems Technology from Servicio Nacional De Aprendizaje (Sena).
Company email context
Email format at Big Holding
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Big Holding
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Profile bio
About Sergio Salazar Williams
Fullstack web developer with 3+ years of experience, leading and developing web applications used to improve customer service, patient control, monitoring and follow-up . I’ve built a tournament management plugin for Wordpress
Current workplace
Sergio Salazar Williams's current company
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4 roles
Sergio Salazar Williams work experience
A career timeline built from the work history available for this profile.
Back-End Software Developer Php
CurrentSoftware development with SOLID principles and design patterns applied (DDD, repository pattern). Development team support.
Sep 2022 - Present
Freelance Web Developer
Sisproin S.A.S.
o Manage VPS for the project hosts account creation (Testing - Live)o Build tournament management wordpress plugin (Front-end and Back-end)o Adapt back-end data processing to front-end model vía JQueryo Build API REST Endpoints (Wordpress REST API)o Manage project code repos and deploymento Manage additional software for project performance (REDIS, NodeJs.
Feb 2020 - Nov 2022
Software Development Area Leader / Web Developer
Clínica Versalles Manizales
o Lead the development of shift and access control softwareo Requirement analysis, design and lead the development of operating room patient monitoring softwareo Requirement analysis and design of documenting integration software with external allies to reduce costand time in acquisition of annexes for medical recordso Develop digital version of toxicology.
Apr 2018 - Feb 2020
3 education records
Sergio Salazar Williams education
Especialización Tecnológica En Gestión Y Seguridad En Bases De Datos, Computer Technology/Computer Systems Technology
Grado En Ingeniería, Ingeniería De Sistemas
Grado, Computer Technology/Computer Systems Technology
FAQ
Frequently asked questions about Sergio Salazar Williams
Quick answers generated from the profile data available on this page.
What company does Sergio Salazar Williams work for?
Sergio Salazar Williams works for Big Holding.
What is Sergio Salazar Williams's role at Big Holding?
Sergio Salazar Williams is listed as Desarrollador de back-end PHP at Big Holding.
Where is Sergio Salazar Williams based?
Sergio Salazar Williams is based in Medellín, Antioquia, Colombia while working with Big Holding.
What companies has Sergio Salazar Williams worked for?
Sergio Salazar Williams has worked for Big Holding, Sisproin S.A.S., and Clínica Versalles Manizales.
How can I contact Sergio Salazar Williams?
You can use AeroLeads to view verified contact signals for Sergio Salazar Williams at Big Holding, including work email, phone, and LinkedIn data when available.
What schools did Sergio Salazar Williams attend?
Sergio Salazar Williams holds Especialización Tecnológica En Gestión Y Seguridad En Bases De Datos, Computer Technology/Computer Systems Technology from Servicio Nacional De Aprendizaje (Sena).
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