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Fiverr Pro
English
$
USD
I will build a scalable rest API or graphql backend with nestjs or laravel
Eduardo Saes
About this gig
Are you building a product that needs a reliable, scalable backend? I build production-ready REST and GraphQL APIs using NestJS (TypeScript) or Laravel (PHP) clean architecture, secure authentication and full documentation included.
With 5+ years of backend experience in fintech and enterprise systems, I deliver APIs that are built to scale, easy to maintain and ready to deploy from day one.
REST or GraphQL API with layered clean architecture JWT authentication with refresh token rotation Full OpenAPI / Swagger documentation at /docs Input validation, error handling and logging PostgreSQL, MySQL or MongoDB Redis for caching and queues Docker Compose one command deploy CI/CD with GitHub Actions Unit and integration tests
Every delivery includes full source code, deployment instructions and a README so your team can take over immediately.
Fluent in English and Spanish. Fast response, clear communication and on-time delivery every time.
Message me before ordering to discuss your project. Let's build something solid.
Get to know Eduardo Saes
Eduardo Saes
Senior Backend Developer NestJS, Php Laravel, AWS, Fintech SaaS
- FromVenezuela
- Member sinceAug 2018
Languages
Spanish, English
Are you looking for a backend that never fails? I build fast, secure, and scalable systems for Fintech & Web3 companies now powered with AI integrations that automate and optimize your business.
From payment systems to smart contracts, APIs, and AI-driven workflows, I turn complex problems into clean, reliable code.
🚀 REST & GraphQL APIs
🤖 AI integrations (OpenAI, LangChain)
💳 Stripe, PayPal & crypto payments
⛓️ Smart Contracts (Ethereum, Polygon)
5+ years delivering. conversacional English & Spanish. Message me — let's ship it.
My Portfolio
FAQ
Do you write clean, maintainable code or just make it work?
Every project follows clean architecture principles — controllers, services and repositories are separated, code is commented, and a README is included. You or your team can maintain and extend it without needing me.
