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Henry Varona

Henry Varona

Senior Backend Engineer - Web3 & Fintech
📍 Caracas, Venezuela · (0) · Member since August 2026
Availability
🏠 Works remotely / from home Yes No
🧰 Travels to client Yes No
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Presentation

Are you looking for a bulletproof, scalable server-side solution for your platform? I am a Senior Backend Engineer with extensive experience designing and implementing robust backend infrastructures, cloud microservices, and secure financial integrations.

I help startups and established companies build high-throughput systems that run seamlessly, handle heavy data loads, and prevent critical failures.

What I can do for your project:
• Backend & API Development: Design and deployment of clean, maintainable RESTful and GraphQL APIs using cutting-edge backend frameworks.
• Architecture & Microservices: Migrating monolithic systems to scalable microservices, ensuring optimal communication and resource management.
• Database Management: Structuring and optimizing relational (SQL) and non-relational (NoSQL) databases for ultra-fast query execution.
• Payment & Fintech Integrations: Connecting secure payment processors, core financial gateways, or Web3/crypto payment servers (BTC/USDT/USDC).
• Cloud & Devops: Containerization (Docker), CI/CD pipelines, and cloud infrastructure deployment for maximum uptime.

Why work with me?
I don't just write code; I design systems engineered for real-world growth and security. I offer transparent communication, predictable delivery timelines, and direct collaboration.

*Payment Notice: To streamline international contracts and accelerate project kickoff, I accept direct global settlements via stablecoins (USDT/USDC) and Bitcoin (BTC).*
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Offered services

3 services
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Background

🇬🇧English 🇪🇸Spanish
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Working hours

Monday
From08h00To18h00
Tuesday
From08h00To18h00
Wednesday â–ª Today
From08h00To18h00
Thursday
From08h00To18h00
Friday
From08h00To18h00
Saturday
Closed
Sunday
Closed
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