
Mauricio Morais Zage
@mauriciomoraiszage
I build reliable backend APIs, data models, and services with Node.js, TypeScript, and PostgreSQL.
What I'm looking for
At Jonsero, I design, build, and maintain the backend for I'mHere, a web platform developed for Factory. I create backend architecture, REST APIs, business logic, data models, validation, and API contracts for frontend integration.
Since 2021, I've delivered freelance software development and technical support across backend, desktop, and systems projects. My work spans Node.js, TypeScript, PostgreSQL, Prisma, Docker, C, C++, Java, Python, and Linux, grounded in the project-based Common Core at 42 Luanda.
Experience
Work history, roles, and key accomplishments
Responsible for designing, building and maintaining the backend side of I'mHere, a web platform developed for Factory.
- Designing the backend architecture and application logic.
- Building the APIs and backend services required by the platform.
- Designing and managing application data models and backend workflows.
- Implementing business rules, validation and error handling.
- Testing, debugging
Develop and maintain backend services for I’m Here, a platform connecting clients with professionals and companies. Design REST API endpoints, relational data models, validation rules and backend business logic. Debug and improve existing backend functionality while supporting integration with the frontend. Work with Node.js, TypeScript, PostgreSQL, Prisma and API testing tools in a collaborative
Provided freelance software development and technical support for students, individual clients and small projects, initially working mainly with C/C++ and Java and later expanding into Node.js, TypeScript, PostgreSQL, APIs, Docker and backend-oriented systems.
- Supported real users with debugging, project structure and feature implementation.
- Worked with relational database modelling and appli
Education
Degrees, certifications, and relevant coursework
Instituto Superior Técnico
Bachelor of Computer Engineering
5th academic year completed. Final thesis in progress, with defence expected in 2027.
42 Luanda
International Project-Based Software Engineering Programme, Common Core Completed
Intensive peer-to-peer programme covering C, C++, algorithms, Unix/Linux, networking, Docker, system administration, memory management, debugging and collaborative software development.
42 Luanda
Common Core, Software Engineering
2023 - 2026
Completed the 42 Common Core through an intensive project-based and peer-to-peer software engineering programme.
Developed practical foundations in:
- C and C++
- Algorithms and data structures
- Memory management
- Unix/Linux
- Processes, pipes and signals
- Networking
- Debugging
- Docker and infrastructure
- Git and collaborative development
- Peer review and technical problem-solving
Selecte
Instituto Superior Politécnico Tocoísta
5th academic year completed, Computer Engineering
Availability
Location
Authorized to work in
Website
zage-core.vercel.appPortfolio
zage-core.vercel.appSalary expectations
Job categories
Skills
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