I'm a developer with 3+ years of experience building web applications and APIs. I enjoy turning complex problems into clean, maintainable code and I value automated tests to ensure reliability. I'm comfortable working with remote teams in Agile environments, and I frequently use Angular, Node.js/NestJS, SQL/NoSQL databases, Docker, and CI/CD practices to deliver robust solutions.

Rafael da Silva Marta

I'm a developer with 3+ years of experience building web applications and APIs. I enjoy turning complex problems into clean, maintainable code and I value automated tests to ensure reliability. I'm comfortable working with remote teams in Agile environments, and I frequently use Angular, Node.js/NestJS, SQL/NoSQL databases, Docker, and CI/CD practices to deliver robust solutions.

Available to hire

I’m a developer with 3+ years of experience building web applications and APIs. I enjoy turning complex problems into clean, maintainable code and I value automated tests to ensure reliability.

I’m comfortable working with remote teams in Agile environments, and I frequently use Angular, Node.js/NestJS, SQL/NoSQL databases, Docker, and CI/CD practices to deliver robust solutions.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Work Experience

Full Stack Developer at Sirros IoT
June 1, 2022 - November 16, 2025
Lead engineer on an image annotation and analysis platform for AI model training, building ingestion pipelines, asynchronous processing with Web Workers and queues, and data storage. Implemented an OCR solution to automate transport document data extraction and a real-time crane monitoring system with telemetry, alerts and reports. Designed a global shifts scheduling module, migrated a geolocation platform API from Node-RED to NestJS, added maps and dashboards, optimized Excel exports (>200k rows), and provided ERP support with invoicing adjustments.
QA Tester at Testing Company
June 1, 2022 - June 1, 2022
Performed manual testing for Web and Mobile apps; executed API tests with Postman; created automated tests with Jest and Playwright; validated data with SQL Server; used TypeScript for automation scripts.
Full Stack Developer (Freelance) at Freelance
January 1, 2025 - November 16, 2025
Built frontends with React.js, Material UI and Tailwind; implemented back-end APIs using Node.js, Fastify, Prisma and Zod; documented APIs with Swagger; designed PostgreSQL and MongoDB databases; containerized apps with Docker; added automated tests (Jest, Playwright).

Education

Analysis and Software Development at Unisinos
January 1, 2024 - November 16, 2025
Bootcamp Starter Program Growdev at Growdev
January 1, 2021 - January 1, 2022
Accounting Sciences at Ulbra
January 1, 2018 - January 1, 2019

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Media & Entertainment

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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