Juan Sebastian Castellanos Quevedo
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Juan Sebastian Castellanos Quevedo

Juan Sebastian Castellanos Quevedo

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Mechatronic Engineer, bilingual, and software programming technician with strong expertise in data analysis, networking, and cybersecurity.
Bogotá, Colombia
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Full-time jobs
Starting at USD3k/month
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Résumé

Jobs verified_user 0% verified
  • Scotiabank
    Cibersecurity and data engineer (Vulnerability remediation associate) public Remote experience
    Scotiabank
    Jul 2025 - Current (11 months)
    - Automated vulnerability analysis using Python and SQL, generating scheduled reports from relational databases and security scanning tools. - Designed and developed Python scripts for data extraction, cleansing, and transformation to streamline manual workflows and improve operational response times. - Built executive-level dashboards in Power BI focused on risk management, visualizing key metrics such as critical vulnerabilities per server, detection dates, and SLA compliance. - Developed internal Python-based tools for querying and prioritizing vulnerabilities based on severity, asset impact, and exposure, integrated with SQL databases and external APIs. - Handled large volumes of structured security data for remediation processes, imple
  • Tigo Colombia
    Network Analyst
    Tigo Colombia
    Aug 2024 - Feb 2025 (7 months)
    - Responsible for developing automated scripts and tools to streamline network performance analysis, which contributed to reducing diagnostic time by up to 40%. - Involved in the creation of custom dashboards and reports to monitor the impact of network implementations, enhancing traceability and decision-making. - Participated in the design of internal systems for anomaly detection in network traffic and node behavior, incorporating real-time analysis and proactive alerting mechanisms. - Tasks included managing Linux-based servers used for testing and deployment of internal tools, ensuring system stability and optimal performance. - Supported the standardization of documentation processes and contributed to improved communication between t
  • Teleperfomance
    Teleperformance – Real time data analyst
    Teleperfomance
    Jun 2023 - Aug 2024 (1 year 3 months)
    - Databasis management. - Propose performance improvement plans based on the available data for each business line. - Guarantee strict compliance of the company's policies towards customers and KPIs. - Teamwork.
  • T
    Bilingual call center advisor. public Remote experience
    Teleperformance SAS Colombia
    Jun 2022 - Sep 2022 (4 months)
    - Recognized for handling difficult customers. - Full compliance with company protocols. - Supported personalized customer service. - Ensured strict adherence to company policies regarding customers. - Promoted the different products the company offers in the market. - Worked effectively in a team. - Bilingual agent, providing assistance in both languages for a diverse customer base.
  • Servitel
    Call center agent. public Remote experience
    Servitel
    Jul 2020 - Dec 2020 (6 months)
    - Recognized for handling difficult customers. - Full compliance with company protocols. - Support personalized customer service. - Ensure strict adherence to company policies regarding customers. - Promote the different products the company offers in the market. - Teamwork.
  • Servitel
    Call center advisor.
    Servitel
    Jan 2020
    - Recognized for handling difficult customers. - Support personalized customer service. - Ensure strict adherence to company policies regarding customers. - Promote the different products the company offers in the market. - Teamwork.
  • Grupo Okana
    Promoter and Coordinator.
    Grupo Okana
    Feb 2017 - Jul 2018 (1 year 6 months)
    - Direct interaction with customers, focusing on providing excellent service and encouraging their consumption. - Collection exceeding expectations before the campaign started. - Optimal development of the activity despite setbacks. - Improve the impact of various brands such as Adidas, Cafam Droguerías, Uber, Lindt Chocolates, Jugos California, and MiniMarket Gloria in the country. - Promote the different products the company offers in the market. - Inventory management.
  • G
    Salesperson / Cashier.
    Global tenis
    Dec 2015
    - Higher sales and growth rate. - Customer loyalty. - Support personalized customer service. - Ensure strict adherence to company policies regarding customers. - Support in opening and closing processes. - Teamwork.
  • S
    Salesperson / Cashier.
    Shock tenis
    Dec 2013
    - Sales with very high growth rates. - Customer loyalty. - Customer service at the premises to provide excellent service and meet all expectations for which the customer is visiting. - Sales of tangible products. - Ability to work in a team. - Ensuring proper fulfillment of products acquired by the customer.
Education verified_user 0% verified
  • Cisco
    Introduction to Cybersecurity public Remote experience
    Cisco
    Dec 2022
    - Introduction to the importance of cybersecurity in the modern digital world. - Understanding various types of cyber threats and vulnerabilities. - Basics of network security and how to protect networks. - Overview of different cyber attacks and their impact. - Exploration of security protocols, including encryption and authentication. - Understanding security measures like firewalls and intrusion prevention systems. - Risk management techniques and best practices for securing information. - Career opportunities in the cybersecurity field.
  • Servicio Nacional del Aprendizaje-SENA
    Computer architecture. public Remote experience
    Servicio Nacional del Aprendizaje-SENA
    May 2021 - Jul 2021 (3 months)
    - Knowledge is acquired regarding the physical architecture of computers, their components, and their importance.
  • Servicio Nacional del Aprendizaje-SENA
    Análisis para el desarrollo móvil con app inventor public Remote experience
    Servicio Nacional del Aprendizaje-SENA
    May 2021 - Jul 2021 (3 months)
    - Skills are acquired in mobile application development using the MIT App Inventor platform.
  • Servicio Nacional del Aprendizaje-SENA
    Virtual course on business thinking. public Remote experience
    Servicio Nacional del Aprendizaje-SENA
    Dec 2020
    - Additional knowledge is acquired in business management, including various methods to prevent companies from falling into crises of different kinds, and how to effectively manage a crisis if it occurs.
  • Servicio Nacional del Aprendizaje-SENA
    Application of sensors in industrial electrical circuits. public Remote experience
    Servicio Nacional del Aprendizaje-SENA
    Sep 2020
    - Knowledge and experience are acquired in the use of industrial sensors, including the current types of sensors and their specific characteristics.
  • Universidad Militar Nueva Granada
    Mechatronics Engineering.
    Universidad Militar Nueva Granada
    Aug 2017 - Jun 2025 (7 years 11 months)
    - Knowledge is acquired in the field of engineering, with extensive expertise in software development and programming. - The ability to work in teams and lead diverse groups of individuals with varying skills is developed. - Proficiency is gained in 3D design using CAD tools such as SolidWorks. - Knowledge and hands-on experience are acquired in operating industrial machinery, including lathes, milling machines, planers, and CNC lathes. - Skills and experience are developed in programming microcontrollers, leveraging their full capabilities to address specific problem requirements. - Knowledge and experience are obtained in handling sensors and their various integrations for data reading and the development of microcontroller-base
  • Servicio Nacional del Aprendizaje-SENA
    Software programming technician.
    Servicio Nacional del Aprendizaje-SENA
    Jan 2014 - Nov 2016 (2 years 11 months)
    - Skills are developed in software programming using C#, databases, and HTML. - Teamwork and leadership abilities are acquired, along with training in entrepreneurship within the field.
  • Servicio Nacional del Aprendizaje-SENA
    Basic entrepreneurship. public Remote experience
    Servicio Nacional del Aprendizaje-SENA
    Jan 2014 - Jul 2015 (1 year 7 months)
    - Knowledge is acquired regarding the optimal functioning of a company, understanding its needs, and developing the skills to lead an organization while driving its growth.
  • Servicio Nacional del Aprendizaje-SENA
    Occupational health: Workplace safety and health. public Remote experience
    Servicio Nacional del Aprendizaje-SENA
    Jan 2014 - Mar 2014 (3 months)
    - Knowledge and skills are acquired in all processes related to workplace safety and health.
  • C
    Bilingual high school graduate.
    Colegio Domingo Savio Bilingual School
    Jan 2010 - Nov 2016 (6 years 11 months)
    - The ability to speak a second language, English, fluently across its various skills is acquired.
Projects (professional or personal) verified_user 0% verified
  • G
    Análisis de datos, desarrollo de software en Python y Desarrollador Fullstack Junior JavaScript
    Globalhitss
  • C
    CryptoDashboard
Awards verified_user 0% verified
  • Scotiabank
    Keep the bank safe
    Scotiabank
    Mar 2026
  • Scotiabank
    Results driven
    Scotiabank
    Aug 2025