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Emmanuel K.
@kipkirui_ronoh
Level 1
Payment Gateway Expert and Full Stack Developer
Kenya
English, Swahili
About me
Hi there!
I’m a Blockchain, Fintech & Full-Stack Developer with 6+ years of experience building secure, scalable web and mobile applications. I specialize in payment gateway integrations (Stripe, PayPal, M-Pesa, Flutterwave, Paystack), Web3 & fintech solutions, bug fixing, and custom full-stack platforms like e-commerce and booking systems. I focus on clean code, security, and production ready results. Friendly, responsive, and committed to delivering on time. Let’s build something great!
Skills
Emmanuel K.
$20/hour
Offline •
Average response time: 1 hour
See my services
API & Integrations
I will integrate stripe, paypal or mpesa payment gateway in your website
Bug Fixes
I will debug and fix javascript, react, node or API errors fast
Want to work on an hourly basis?
Tell Emmanuel K. what you need.
$20
/
hourPortfolio
Work experience
Tech Lead
CalabrixTech • Self-employed
Mar 2025 - Present • 1 yr 3 mos
As the Tech Lead at CalabrixTech, I drive the development of innovative web, mobile, and fintech solutions from concept to production. I lead a team of developers, oversee project architecture, and ensure the delivery of secure, scalable, and high quality software. My responsibilities include mentoring team members, implementing best coding practices, integrating payment gateways, and delivering custom full-stack platforms for clients. I focus on innovation, clean code, and timely project delivery, helping the company create impactful technology solutions.
17 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 17 Reviews
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Most relevant
libanahmed262
Repeat Client
United States
I came back to work with Emmanuel again, and that alone says a lot about how good he is. After my first experience with him, I didn’t hesitate to return. He fixed issues that another developer had messed up and got everything working properly. Emmanuel is reliable, professional, and easy to work with....
Seller's Response
Helpful?
libanahmed262
Repeat Client
United States
Working with Emmanuel was a great experience. He’s professional, reliable, and really knows what he’s doing. Communication was smooth, and he handled everything efficiently while paying attention to detail. I’m very happy with the outcome and would definitely recommend him to anyone looking for quality work.
Seller's Response
Helpful?
libanahmed262
Repeat Client
United States
Emmanuel did a great job. He delivered everything as promised and made the whole process smooth and easy. Communication was clear throughout, and I really appreciate his professionalism. Looking forward to working with him again.
Seller's Response
Helpful?
libanahmed262
Repeat Client
United States
Emmanuel was great to work with. He’s very knowledgeable and took initiative right away, even setting things up on his own to keep things moving. That made the whole process much easier for me. The M-Pesa integration looks well structured and professionally done. He kept me updated and delivered exactly...
Seller's Response
Helpful?
libanahmed262
Repeat Client
United States
Emmanuel is a great person to work with—professional, reliable, and easy to communicate with. He consistently goes above and beyond to deliver more than expected. I keep coming back to him because of his dedication and the way he handles every project. I truly appreciate his work and highly recommend him.
Seller's Response
Helpful?
