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Fiverr Pro
English
$
USD
I will build fullstack web applications, and custom software
Cleave Owhiroro
About this gig
Are you looking to build a high-performance, secure, and scalable web application or FinTech platform? As a Senior Full-Stack Engineer and technical lead, I specialize in building custom, production-ready software solutions from scratchturning complex business requirements into fast, reliable, and secure web applications.
Whether you need a full-stack SaaS MVP, a secure payment/wallet gateway, or an enterprise-grade backend infrastructure, I deliver clean code, bulletproof database design, and exceptional user experiences.
What I Build & My Expertise:
- FinTech & Financial Systems: Secure digital wallets, ledger architectures, automated payment processing, and multi-currency rails (similar to my work on Crello and Nifyo Finance).
- Logistics & Fulfillment Platforms: Real-time tracking, order management, and multi-tier user dashboards (similar to DeliveryLink).
- Full-Stack SaaS Applications: Complete web apps featuring robust backend APIs, secure authentication, and responsive user interfaces.
My Tech Stack:
- Frontend: React, TypeScript, JavaScript
- Backend: FastAPI, Node.js, Express.js, NestJS, Python
- Databases & Caching: PostgreSQL, MySQL, MongoDB, Redis
- DevOps & Cloud: AWS, Docker, GitH
Get to know Cleave Owhiroro
Cleave Owhiroro
Senior Software Engineer, DevOps and AI Architect
- FromNigeria
- Member sinceSep 2019
Languages
English
I am a Senior Software Engineer and Technical Team Lead with over 8 years of experience across Fintech, AI, and Crypto. I specialize in leading teams to deliver scalable applications using Python, TypeScript, and Go, with expertise in API design, DevOps, and Cloud Native technologies like Kubernetes.
My Portfolio
FAQ
How do we get started on a project?
Click "Contact Me" and send a brief overview of your project requirements, goals, and any design/technical documentation you have. We will discuss the scope before starting.
Do you provide the complete source code?
Yes! Once the project is successfully completed and delivered, you will receive full ownership of the complete source code and configuration documentation.
Do you handle both frontend and backend development?
Yes, I am a full-stack engineer. I handle end-to-end development, including database architecture, API creation, backend logic, and frontend user interfaces.
Can you integrate payment gateways or wallet systems?
Absolutely. I have extensive experience building secure financial ledgers, digital wallet systems, and payment-processing workflows adhering to high-security standards.
Do you offer support after the project is delivered?
Yes, I provide post-launch support to ensure everything runs smoothly, with options for ongoing maintenance and feature expansion.
