Mateus Ernesto
@mateusernesto
E-commerce and marketplace manager running Shopee and TikTok Shop sales, listings, promotions, and affiliate partnerships.
BrazilWhat I'm looking for
I manage product operations and online sales through my independent e-commerce operation on Shopee and TikTok Shop. I update and optimize product listings, pricing, costs, margins, and promotional campaigns.
At Acrilic Ingá, I managed listings and products on Mercado Livre and Shopee, optimized product titles, descriptions, and images, and followed orders and customer requests.
At JP Tecnologia and Hospital do Câncer Grupo Guirello, I supported administrative and IT operations, assisted customers, and provided technical support. I have a degree in Systems Analysis and Development and am studying Software Engineering.
Experience
Work history, roles, and key accomplishments
Gestor de E-commerce e Marketplaces
E-commerce próprio
Oct 2025 - Present (1 year)
Managed product operations and sales on Shopee and TikTok Shop, including listing optimization, pricing, and promotional campaigns. Created images and videos using Canva and AI tools, and managed affiliate partnerships.
Analista de E-commerce
Acrilic Ingá
Feb 2025 - Oct 2025 (8 months)
Managed product listings and ads on Mercado Livre and Shopee, optimizing titles, descriptions, and images. Analyzed competition, tracked orders, and provided customer support.
Estagiário Administrativo e de TI
JP Tecnologia
Aug 2024 - Feb 2025 (6 months)
Supported administrative, financial, commercial, and logistics routines, including customer service, invoice issuance, and order tracking. Provided remote and on-site technical support, computer maintenance, and network configuration.
Técnico de Helpdesk de TI
Hospital do Câncer Grupo Guirello
Jan 2023 - Dec 2023 (11 months)
Provided technical support to users, diagnosing and resolving hardware and software issues. Assisted with maintenance of IT equipment and resources.
Education
Degrees, certifications, and relevant coursework
UniCV – Centro Universitário Cidade Verde
Engenharia de Software, Software Engineering
2023 -
Ongoing Software Engineering degree at UniCV – Centro Universitário Cidade Verde, started in 2023.
UniCV – Centro Universitário Cidade Verde
Análise e Desenvolvimento de Sistemas, Análise e Desenvolvimento de Sistemas
Completed Análise e Desenvolvimento de Sistemas at UniCV – Centro Universitário Cidade Verde in 2025.
Tech stack
Software and tools used professionally
Availability
Location
BrazilAuthorized to work in
Salary expectations
Social media
Job categories
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