Senior Computer Science Engineer specialized in Cybersecurity and Quality Assurance, with extensive experience designing, implementing, and securing complex systems across diverse environments. Currently completing a Master’s degree in Cybersecurity, strengthening an already solid foundation with advanced, up-to-date knowledge. Demonstrates a strong ability to identify vulnerabilities, harden infrastructures, and define robust testing strategies that ensure reliability, compliance, and performance. Highly driven by continuous learning and real-world experience, constantly seeking new challenges to deepen expertise. Enjoys solving complex problems, turning ambiguity into clear, actionable solutions, and collaborating with cross-functional teams to deliver secure, high-quality software aligned with business objectives.
Hi, I’m
César Miguel Chávez Linares.
Cibersecurity Specialist, QA Engineer, And Back-end Developer.
Colonia Libertad Final Avenida Aguiilares #340San Salvador,San Salvador
Summary
Overview
12
years of professional experience
4
Certifications
4
Languages
Work History
SERTRACEN
Technical Support Engineer
12.2013 - 01.2024
Job overview
- Collaborated with cross-functional teams to implement software updates, improving system functionality and user experience.
- Conducted training sessions for staff on new tools, resulting in increased proficiency and reduced support requests.
- Resolved technical support tickets efficiently, enhancing system uptime and user satisfaction across various departments.
Sandra De Chowdhury
Community Manager - Clothing StoreKenisha.
06.2021 - 08.2021
Job overview
- Developed and implemented community engagement strategies, enhancing brand loyalty and customer retention through targeted events.
- Managed social media platforms to boost online presence, increasing follower engagement and driving traffic to the store.
Systems Out of the Box.
Senior QA Engineer
02.2023 - Current
Job overview
- Developed and executed comprehensive test plans and test cases to ensure software quality and performance.
- Collaborated with cross-functional teams to identify and resolve defects, enhancing product reliability and user satisfaction.
- Implemented automated testing frameworks, significantly reducing testing time and increasing overall testing efficiency.
- Led the QA team in adopting Agile methodologies, fostering a culture of continuous improvement and collaboration.
Systems Out of the Box.
Junior Java Developer.
06.2022 - 11.2022
Job overview
- Developed and maintained Java applications, enhancing system performance and ensuring reliable software delivery for clients.
- Collaborated with cross-functional teams to define requirements, streamline processes, and improve application functionality.
- Utilized Agile methodologies to manage project timelines, leading to timely releases and improved team efficiency.
- Implemented unit testing procedures that improved code quality and reduced errors in production environments.
Emprendimientos Mundiales.
Cibersecurity Specialist.
01.2025 - Current
Job overview
- Developed and implemented cybersecurity protocols, enhancing system security and mitigating potential vulnerabilities across enterprise networks.
- Conducted thorough security assessments, identifying and remediating key risks while ensuring compliance with industry standards.
- Led incident response initiatives, coordinating cross-departmental teams to effectively address and resolve cybersecurity breaches.
- Trained and mentored junior staff on best practices in cybersecurity and risk management, fostering a culture of security awareness.
Education
INSTITUTO TÉCNICO RICALDONESan Salvador, El Salvador
No Degree from IT
05.2001
University Overview
UNIVERSIDAD FRANCISCO GAVIDIASan Salvador, El Salvador
Computer Science Engineering from IT
05.2001
University Overview
ALURA LATAMBrazil
BackEnd Especialization. from JAVA, DB Connection, Web Services & IT Projects
08-2023
University Overview
SECRETARY OF INNOVATION OF THE PRESIDENCY OF EL SALVADORSan Salvador, El Salvador
Python 3 Iintroduction
09-2020
University Overview
UNIVERSIDAD DE EL SALVADOR
Computer Systems Engineering from Computer Systems Engineering
01.2018
University Overview
INSTITUTO TÉCNICO RICALDONESan Salvador, El Salvador
Technical High School Diploma in Electronics from Electronic Devices
05.2001
University Overview
Skills
I have advanced proficiency in office software, including LibreOffice and other similar tools I have 3 years of experience developing using Java technology, and I also have basic experience in PHP, C, C, C#, and Python with Django framework
undefinedCertification
CERTIFICACION DE LA UNIDAD CALIFICADORA DE DISCAPACIDAD
References
References
- Claudia, Linares, Gerente administrativo y financiero DS - Escuela Alemana, 7894-4426
- Gerardo, Chávez, Supervisor de infraestructura - SYSTEMS OUT OF THE BOX, 7885-8650
- Carlos, Quinteros, Jefe área Comunicaciones - SERTRACEN, 7737-2710
Interests
Me gusta practicar y usar la ortografía, Comunicativo, Entusiasta, Aprendo rápido y de manera eficiente, Me gusta aprender cosas nuevas
Additional Information
Additional Information
"I have a physical disability (due to an accident I had some years ago), so I use a cane to walk, but my disability doesn't limit my professional development."
Timeline
Cibersecurity Specialist.
Emprendimientos Mundiales.
01.2025 - Current
Senior QA Engineer
Systems Out of the Box.
02.2023 - Current
Junior Java Developer.
Systems Out of the Box.
06.2022 - 11.2022
Community Manager - Clothing StoreKenisha.
Sandra De Chowdhury
06.2021 - 08.2021
Technical Support Engineer
SERTRACEN
12.2013 - 01.2024
INSTITUTO TÉCNICO RICALDONE
No Degree from IT
05.2001
UNIVERSIDAD FRANCISCO GAVIDIA
Computer Science Engineering from IT
05.2001
INSTITUTO TÉCNICO RICALDONE
Technical High School Diploma in Electronics from Electronic Devices
05.2001
ALURA LATAM
BackEnd Especialization. from JAVA, DB Connection, Web Services & IT Projects
SECRETARY OF INNOVATION OF THE PRESIDENCY OF EL SALVADOR
Python 3 Iintroduction
UNIVERSIDAD DE EL SALVADOR
Computer Systems Engineering from Computer Systems Engineering