Eric Guimarães
@ericmifegui
Solo founder and software developer with expertise in SaaS solutions.
What I'm looking for
As the founder and software engineer of Magoquiz, I have successfully built a profitable SaaS platform from the ground up, achieving remarkable results such as a 305× ROI and a 236% conversion rate boost for a key client in just 10 days. My deep expertise spans the entire JavaScript ecosystem, allowing me to architect and develop scalable web applications that meet the needs of the LATAM e-commerce market.
My experience at SYDLE further honed my skills, where I led the full-stack implementation of a pet healthcare platform, generating over 1 million monthly impressions. I thrive in collaborative environments and have a proven track record of mentoring new developers, driving architecture for major features, and ensuring high-quality releases through agile methodologies. I am passionate about leveraging technology to create impactful solutions that enhance user experience and drive business growth.
Experience
Work history, roles, and key accomplishments
Founder & Software Engineer
Magoquiz
Jan 2024 - Present (1 year 7 months)
Built a profitable SaaS platform from scratch, achieving a 305x ROI and boosting a key client's conversion rate by 236% in just 10 days. Architected and developed a scalable web application using SvelteKit and PostgreSQL, managing frontend, backend, payment integration, and deployment.
Software Developer
SYDLE
Dec 2020 - Present (4 years 8 months)
Sole developer for 'Rede Doglife', a responsive aggregator platform built with Angular.js and Node.js, scaling to 60,000+ SEO-optimized pages and generating 1M+ monthly impressions. Implemented key features in an agile team for three years, participating in daily standups, sprint planning, and code reviews.
Education
Degrees, certifications, and relevant coursework
PUC Minas
Bachelor of Science, Computer Science
2022 - 2025
Completed a standard computer science bachelor’s curriculum, utilizing textbooks and references aligned with those used at Harvard and Stanford.
COLTEC - Federal University of Minas Gerais
Technical High School Diploma, Systems Development
2018 - 2021
Obtained a condensed, practical, and hands-on computer science coursework integrated into a high school curriculum.
Availability
Location
Authorized to work in
Website
mifegui.xyzPortfolio
mifegui.xyzSocial media
Job categories
Skills
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