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I will integrate payment gateway in node js application
Lexicon
About this gig
Need payment integration for your application?
I will integrate secure and reliable payment gateways into your Node.js application or backend system. I specialize in implementing payment APIs for fintech platforms, SaaS applications, e-commerce systems, and custom backend infrastructures.
I can help you integrate providers such as:
Paystack
Flutterwave
Stripe
Monnify
Custom payment APIs
Services include:
Payment gateway integration
Transaction verification
Webhook implementation
Subscription/payment flow setup
Wallet funding systems
Secure backend payment processing
API troubleshooting and fixes
Why work with me?
Real fintech backend experience
Secure and scalable implementation
Clean and maintainable code
Fast communication and support
Tech Stack:
Node.js, Express.js, MongoDB, REST APIs, Payment APIs.
Please send a message before placing an order so we can discuss your project properly.
Get to know Lexicon
Lexicon
Software Engineer
- FromNigeria
- Member sinceMay 2021
- Avg. response time1 hour
Languages
English
I am a Full-Stack Software Engineer and Technical Founder with over half a decade of experience designing and building scalable applications, cloud-native infrastructures, and secure fintech solutions.
I specialize in developing robust backends, intuitive frontends, and blockchain-integrated payment systems that solve real-world problems at scale. My expertise spans modern technologies, including React, Node.js/Express, Go, AWS, Docker, and blockchain platforms such as Lisk.
I’m passionate about building systems that are high-performing, user-friendly, resilient, secure, and future-proof.
My Portfolio
FAQ
Which payment gateways can you integrate?
I can integrate Paystack, Flutterwave, Stripe, Monnify, and other payment APIs depending on your project requirements.
Do you implement webhooks and transaction verification?
Yes. I implement secure webhook handling and transaction verification to ensure reliable payment processing.
Can you integrate payments into existing projects?
Yes. I can work with both new and existing backend systems.
Do you support wallet funding systems?
Yes. I can implement wallet funding flows and backend transaction handling for fintech applications.
What technologies do you use?
I primarily use Node.js, Express.js, MongoDB, and REST APIs for backend payment integrations.
Can you fix payment integration issues or bugs?
Yes. I can debug and fix existing payment integration problems.
