CBCarlos Bello
@carlosbello
Trust & safety investigations specialist and computer systems engineer skilled in automation.
Costa RicaWhat I'm looking for
I am a computer systems engineer with hands-on experience in trust and safety investigations, risk analysis, and fraud prevention at high-volume multinational environments. At Amazon, I investigated and resolved hundreds of cases daily while building Python automation tools that improved research workflows and ensured compliance with SOPs and data-privacy regulations.
I bring a background in technical support, systems maintenance, and warranty operations, combined with expertise in Python, SQL Server, Azure, and Git. I focus on accuracy, efficiency, and secure handling of sensitive data, and I seek roles where I can apply investigative rigor and automation to protect users and optimize operations.
Experience
Work history, roles, and key accomplishments
Investigation Specialist
Amazon
Jan 2022 - Jan 2025 (3 years)
Analyzed high-risk transactions and user activity to identify fraud patterns and resolve 300+ cases per day with average handling time under 5 minutes while maintaining 90% investigation accuracy and full compliance with SOPs and data privacy regulations.
Support & Operations Agent
Next+Co
Jan 2021 - Jan 2022 (1 year)
Handled customer and technical support in a retail technology environment, processed returns and warranty documentation to ensure database and inventory accuracy, and coordinated service requests for follow-up.
Technical Support Specialist
Cyber Zone
Jan 2019 - Jan 2021 (2 years)
Performed maintenance, installation, and configuration of operating systems and PC hardware, diagnosed hardware and software issues, and repaired and tested equipment prior to customer delivery.
Education
Degrees, certifications, and relevant coursework
UFUniversidad Fidélitas
Bachelor’s degree, Computer Systems Engineering
Pursuing a Bachelor’s degree in Computer Systems Engineering with expected graduation in 2026.
Colegio de Cedros
High School Diploma, High School
Completed secondary education at Colegio de Cedros.
Availability
Location
Costa RicaAuthorized to work in
Job categories
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