
Pedro Fortunato
Backend Developer | Go
Salary / Daily rate
Matosinhos, Portugal
Freelance, open to permanent contract
Skills
Languages
About me
Intro
Backend developer with 5+ years expertise in Go, Python, and scalable microservices architecture. Specialized in high-concurrency systems for gaming platforms and automated business solutions, with proven experience in AWS, Docker, and real-time WebSocket applications. Ready to architect robust backend systems that drive performance and reduce operational complexity.
Work experience
Backend developer Go
Vertsa Play
May 2025 - Present
1 year 6 months
Porto, Portugal
Design and implement scalable, real-time backend systems in Go for multiplayer casino games. Entrusted within two months in the role to architect a contract-based modular library, complete with unit-tests and documentation with usage examples, aimed at reducing duplicated code, easing developer onboarding, and serving as the foundation for future development. Develop high-concurrency, low-latency services using WebSockets, PostgreSQL, Redis, and NATS. Build and maintain containerized applications with Docker, deployed on AWS ECS in a microservices architecture. Collaborate closely with game developers and DevOps teams to ensure seamless, responsive gaming experiences in a high-traffic, high-stakes production environment.
Backend Developer
MUDEY
Feb 2025 - May 2025
4 months
Vila Nova de Gaia, Portugal
(3-month internship as part of trade school degree, graded 18/20) Designed and developed a Node.js backend service to offload intensive business logic from the main application, improving performance during critical user flows. Created and deployed automated web scraping scripts for data extraction, integrated with internal systems and APIs. Built RESTful APIs and worked with MySQL and Google BigQuery for data storage and analysis. Containerized services using Docker for development and deployment consistency. Collaborated with frontend developers using React and GraphQL to support seamless data delivery.
Backend Developer
Transcom
Apr 2020 - Oct 2023
3 years 7 months
Porto, Portugal
Led projects through their full lifecycle—from requirements gathering to development, deployment, and postdeployment support. Developed backend tools in Go and Python to automate call-center campaign tasks, including online payments, SMS integrations, and contractor software synchronization. Built and maintained REST APIs and job schedulers to reduce manual workflows, improving operational efficiency and reliability. Maintained and extended legacy systems written in C# and SSIS, ensuring stability and integration with newer services.