Available for freelance work

Securing smart contracts. Automating businesses.

I'm Sam Mwadime, building under the name Xamdimek. I audit smart contracts for security risks and build AI-driven automation that helps SMEs run leaner, faster, and around the clock.

FeaturedSoftware

Josa Flash Bot

A flashloan arbitrage bot that captures profit across DEX price discrepancies.

Selected projects

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Ozeka

A decentralized version control system built on IPFS — git-like versioning without a centralized server to trust or take down.

SolidityIPFSRust

Josa Bot

A flashloan arbitrage bot that captures profit across DEX price discrepancies, in active use managing live client portfolios.

SolidityDeFiChainlink

SME Automation & Lead-Gen Workflows

Agentic AI workflows and Excel-integrated automations that help small businesses generate better leads and run accounting processes around the clock.

PythonAI AgentsAutomation

Have a project in mind?

Whether it's a smart contract security review, a DeFi integration, or an AI automation build for your business — let's talk about it. Remote, available worldwide.