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olivia_carter28

Olivia Carter

@olivia_carter28

Nodejs Backend Developer, REST API and API Integration

Nigeria
About me
Need a reliable developer to build your backend or connect your applications? I specialize in API integration, REST API development, custom API development, and third-party API integration for websites, web apps, and SaaS platforms. I build Node.js backends, Stripe payment integrations, webhooks, database integrations, and scalable API solutions tailored to your business. Expect clean development, reliable results, and clear communication from start to finish. ... Read more

Skills

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olivia_carter28
Olivia Carter
Offline • 
Average response time: 1 hour

See my services

API & Integrations
I will build stripe payment gateway, API and webhook integration
From$40 / projectMore details
API & Integrations
I will develop nodejs rest API, custom backend and expressjs application
From$40 / projectMore details

Portfolio

Work experience

Self_Employed

Node.js Backend Developer

Self Employed • Freelance

Apr 2026 - Present • 4 mos

I develop and maintain custom backend solutions using Node.js, Express.js, REST APIs, and database technologies. My work includes building REST API endpoints, integrating third-party APIs and webhooks, implementing authentication, connecting databases, troubleshooting backend issues, and developing reliable server-side functionality for web applications and SaaS products. I focus on clean, maintainable code, secure API communication, proper validation, error handling, database integration, and reliable backend architecture. I also work with existing applications to extend functionality, improve API performance, and resolve integration or backend issues. Core technologies: Node.js, Express.js, JavaScript, REST API, MongoDB, MySQL, PostgreSQL, API Integration, Webhooks, JWT, and JSON.