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I'm Walison, a software engineer with a product-focused mindset, blending technical expertise with business acumen to create user-centric, scalable, data-driven applications. I led Pastinha from concept to €100K revenue without external investment, guiding the full B2B2C journey from marketing funnel to ATS trial. I thrive in collaborative, cross-functional teams and enjoy turning complex problems into reliable software solutions that users love. I value maintainable code, automated testing, and clear documentation, and I enjoy bridging the gap between product strategy and engineering execution. I’m motivated by building teams and systems that ship consistently and meaningfully improve hiring experiences for companies and candidates alike.…I'm Walison, a software engineer with a product-focused mindset, blending technical expertise with business acumen to create user-centric, scalable, data-driven applications. I led Pastinha from concept to €100K revenue without external investment, guiding the full B2B2C journey from marketing funnel to ATS trial. I thrive in collaborative, cross-functional teams and enjoy turning complex problems into reliable software solutions that users love. I value maintainable code, automated testing, and clear documentation, and I enjoy bridging the gap between product strategy and engineering execution. I’m motivated by building teams and systems that ship consistently and meaningfully improve hiring experiences for companies and candidates alike.

Walison Guinzani Porto

Full Stack Developer, Web Developer, Front-End Developer, +2

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I'm Walison, a software engineer with a product-focused mindset, blending technical expertise with business acumen to create user-centric, scalable, data-driven applications. I led Pastinha from concept to €100K revenue without external investment, guiding the full B2B2C journey from marketing funnel to ATS trial. I thrive in collaborative, cross-functional teams and enjoy turning complex problems into reliable software solutions that users love. I value maintainable code, automated testing, and clear documentation, and I enjoy bridging the gap between product strategy and engineering execution. I’m motivated by building teams and systems that ship consistently and meaningfully improve hiring experiences for companies and candidates alike.…I'm Walison, a software engineer with a product-focused mindset, blending technical expertise with business acumen to create user-centric, scalable, data-driven applications. I led Pastinha from concept to €100K revenue without external investment, guiding the full B2B2C journey from marketing funnel to ATS trial. I thrive in collaborative, cross-functional teams and enjoy turning complex problems into reliable software solutions that users love. I value maintainable code, automated testing, and clear documentation, and I enjoy bridging the gap between product strategy and engineering execution. I’m motivated by building teams and systems that ship consistently and meaningfully improve hiring experiences for companies and candidates alike.

Available to hire

I’m Walison, a software engineer with a product-focused mindset, blending technical expertise with business acumen to create user-centric, scalable, data-driven applications. I led Pastinha from concept to €100K revenue without external investment, guiding the full B2B2C journey from marketing funnel to ATS trial. I thrive in collaborative, cross-functional teams and enjoy turning complex problems into reliable software solutions that users love.

I value maintainable code, automated testing, and clear documentation, and I enjoy bridging the gap between product strategy and engineering execution. I’m motivated by building teams and systems that ship consistently and meaningfully improve hiring experiences for companies and candidates alike.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Portuguese

Fluent

English

Intermediate

Work Experience

Software Engineer at Pastinha® - Meta Group

February 1, 2022 - Present

Led the development of pastinha.com.br using React, TypeScript, and Next.js to deliver a seamless B2B2C user experience, adhering to code quality standards and engineering best practices. Collaborated with engineers and product teams to design accessible features, ensuring scalability, maintainability, and high-quality documentation. Implemented and maintained automated unit, integration, and load tests to ensure reliability and prevent regressions. Built and integrated the Pastinha Portal for companies to manage recruitment workflows, document management, and compliance checks in a single platform, and developed candidate-facing features to simplify job searches and onboarding.

Administrative Coordinator at Meta CS - Meta Group

January 31, 2022 - September 23, 2025

Designed and implemented a digital portal to manage subcontractor housing, centralizing inspections, NR-18 compliance, and worker well-being into a single platform. Acted as QA Engineer responsible for testing and validating improvements across multiple systems, ensuring quality, reliability, and usability before deployment. Delivered BI reports and interactive dashboards (Excel, Power BI), while overseeing infrastructure monitoring and operations supporting 2,700 workers. Led a multidisciplinary team of 10 across operational and technology areas, fostering integration and continuous development.

Junior Network Technician at Unique

May 31, 2019 - September 23, 2025

Implemented and provided support for the company’s network homologation portal, developed with HTML, CSS, and Bootstrap, enabling centralized validation of the entire infrastructure.