Andrew Kim Joseph

I co-founded Canvassing, built Celina from scratch, and co-lead Salamander Tech Hub in Kenya.

What I build

Canvassing

A Celo-native research marketplace connecting African researchers with verified participants. Participants earn GoodDollar (G$) rewards through Pax (mobile app); researchers run studies via Rez (dashboard). Founded 2024 at Build with Celo 7.

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Celina

A solo-built Celo agent stack — TypeScript SDK, MCP server, hosted endpoint, and Celeste wallet chat. 54 tools for DeFi, governance, GoodDollar UBI, and on-chain reads. Published on npm as @andrewkimjoseph/celina-sdk.

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Salamander

Kenyan open-source tech hub I co-founded — Build. Burn. Evolve. Organized Wajenzi Hack 1.0, runs community programs, and supports builders across Kenya. 500+ active members.

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Selected workSee all →

Canvassing

Celo-native research marketplace — Insights + Intelligence wings.

CeloGoodDollarNext.jsFlutter

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Pax

Flutter participant app — micro-tasks, smart accounts, G$ rewards.

FlutterDartFirebaseERC-4337

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Rez

Next.js researcher dashboard — task creation, completions, poll insights.

Next.jsTypeScriptFirebaseSupabase

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Celina

Celo SDK + MCP — give your LLM a wallet on Celo.

TypeScriptMCPviemnpm

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Celeste

Wallet-signed DeFAI chat built on Celina SDK.

Next.jsAI SDKwagmiCelina SDK

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GoClaim

Autopilot GoodDollar UBI via ERC-4337 smart account.

Next.jsERC-4337GoodDollarNeon

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Stack

FlutterDartNext.jsReactTypeScriptSolidityHardhatViemWagmiFirebaseSupabaseCeloGoodDollarERC-4337MCPFlutterDartNext.jsReactTypeScriptSolidityHardhatViemWagmiFirebaseSupabaseCeloGoodDollarERC-4337MCP

Ecosystem

Supported by Prezenti grants. Default rewards in GoodDollar (G$). Building on Celo mainnet.