Yago Vaz
Yago Vaz

Senior Full-Stack Software Engineer

Open to offers · Member since 26 Sep 2026
Location
Fortaleza, Brazil
Desired salary
Confidential
Work preference
Remote Only / Full Time
Experience level
Senior

About

Professional summary

I am a Senior Full-Stack Software Engineer with more than seven years of experience building SaaS products, APIs, integrations, and data-driven applications. My core stack includes React, TypeScript, Python, Node.js, GraphQL, and relational and NoSQL databases.

I build end-to-end product features, from translating complex requirements into intuitive interfaces to designing backend services, APIs, asynchronous workflows, and production deployments. I focus on reliability, usability, maintainability, and measurable business impact.

I have experience with distributed systems, microservices, event-driven architecture, asynchronous processing, and data platforms. I have implemented GraphQL APIs, pagination, backend filtering, messaging pipelines, and scalable analytics workflows.

I enjoy working closely with product and design teams to turn complex workflows into clear user experiences. I have also contributed to architecture decisions, code reviews, engineering standards, and mentoring other developers.

I am based in Brazil and available for remote opportunities across US and Americas time zones. I am particularly interested in full-stack, backend, platform, and SaaS engineering work.

Skills

25 capabilities

Tech stack & tools

Working toolkit

Experience

Career history

Software Engineer Independent Projects

I built an event-driven analytics platform using Node.js, GraphQL, and a microservices architecture.

I designed asynchronous processing systems with BullMQ, emphasizing scalability, idempotency, and data consistency. I also developed a gamified SaaS platform with real-time collaboration and bilingual support.

Full Stack Software Engineer Geekie

I designed and developed interactive analytical dashboards using React and TypeScript, translating complex data workflows into intuitive user experiences. I owned full-stack features end-to-end, including design, implementation, deployment, and GraphQL API integration.

I designed GraphQL APIs with pagination and backend filtering, built asynchronous Python and RabbitMQ pipelines, and created backend workflows for AI-assisted question adaptation using RAG. I also diagnosed production issues with Sentry and New Relic, mentored developers, and contributed to architectural decisions and engineering standards.

Full Stack Software Engineer AjaxTI

I developed enterprise applications for Brazilian and multinational companies in distributed environments. I built a label design system with React, including image manipulation, barcode generation, and dynamic rendering.

I maintained and evolved internal systems for Vale S.A. using Java, Angular, and MVVM architecture. I also implemented backend services with C# and ASP.NET and improved frontend performance through JavaScript optimization.

Full Stack Software Engineer Água de Coco por Liana Thomaz

I maintained and evolved a Magento-based e-commerce platform built on Zend Framework.

I developed internal mobile-first systems using JavaScript and PHP, and built a customer satisfaction survey system integrated with the e-commerce platform. I improved the user experience through mobile-focused frontend enhancements.

Education

Learning history

Federal University of Ceará (UFC)

Bachelor's Degree, Computer Engineering

Instituto Brasil – Estados Unidos do Ceará (IBEU)

Advanced English Course, English

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