I will engineer secure, scalable blockchain systems

Kenya

I speak English

74 orders completed

Blockchain Engineer

I’m Eric — Founder, Nexarias. Nexarias is a blockchain engineering and Web3 infrastructure company building secure, production-grade systems across the broader blockchain ecosystem. Our work spans t...

Level 2

Has met high performance criteria and has a proven track record for meeting client expectations.

About this Gig

High-Performance Blockchain Architecture


I design and deliver secure, scalable blockchain systems built for real-world use, reliability, and long-term performance.


What I Offer

  • End-to-end blockchain system design for Solana, Ethereum, Bitcoin, BNB Chain, Polygon, Avalanche, Arbitrum, Optimism, Starknet, and more
  • Smart contract and on-chain architecture planning
  • Wallet, API, and off-chain service integration strategy
  • Security-first design with threat modeling and best practices
  • Performance and scalability optimization for high-traffic applications
  • Clear, actionable technical documentation


Whether youre building a DeFi platform, NFT ecosystem, or custom blockchain application, youll receive a production-ready blueprint that ensures security, reliability, and scalability.


I focus on clean architecture, long-term maintainability, and real-world performance message me before ordering so we can align on your project needs.

Purpose:

Collectibles

•

DeFi

•

Gaming

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Dao

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NFT

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Smart Contracts

Programming language:

Go

•

Python

•

Rholang

•

Rust

•

Solidity

•

TypeScript

Expertise:

Blockchain development

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Built-in payments

Keep your assets and information safe

Cryptocurrency services focus solely on developing and programming. Never share sensitive information or private keys with others.

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