Starknet Africa, the regional community arm of the zero-knowledge rollup platform Starknet, is turning up the heat in Africa’s Web3 developer ecosystem with its upcoming CodeJam events in Nairobi, Kenya, and Lagos, Nigeria on July 26, 2025.
The initiative is part of Starknet Africa’s broader mission to onboard and equip African developers with the skills to build smart contracts using Cairo, the native programming language of Starknet. The CodeJam series offers hands-on workshops designed to introduce developers to Starknet’s unique zk-rollup technology, while helping them write, test, and deploy their own ERC20 smart contracts.
What to Expect at Starknet CodeJam
The CodeJam is not your typical tech meetup. It’s an interactive, builder-first workshop led by top Starknet educators and engineers. Attendees will learn how to:
- Set up Cairo and Starknet dev environments
- Write and deploy an ERC20 smart contract
- Understand Merkle Trees and how to integrate them into contracts
- Gain insights into zk-rollups and scalable blockchain infrastructure
Event Details
Nairobi Edition

- Date: July 26, 2025
- Venue: Web3Club, Nairobi
- Register here
This edition invites Nairobi’s fast-growing community of Web3 builders to roll up their sleeves and dive into Cairo programming with support from local mentors and Starknet community leaders.
Lagos Edition

- Date: July 26, 2025
- Time: 10:00 AM
- Venue: Web3Bridge, Lagos
Speakers & Mentors:
- Starknet Ecosystem & Setup – Nanle Nath
- ERC20 Contract Build – Aleonomoh Joseph
- Merkle Trees & Deployment – Truthixifi
The Lagos CodeJam promises a deep dive into Cairo development and an opportunity to build on a Layer 2 solution that’s powering Ethereum scalability.
Why It Matters for Africa’s Web3 Ecosystem
As Ethereum continues to scale through rollups, Starknet’s Cairo-based infrastructure is gaining traction as a preferred platform for developers building decentralized apps. By hosting events in key African hubs like Nairobi and Lagos, Starknet Africa is investing in technical capacity building, community growth, and blockchain education tailored for the continent’s realities.
These CodeJams also serve as a pipeline for future contributors to the broader Starknet ecosystem, while offering African developers the tools to create high-performance, scalable dApps on Ethereum.
How to Join
Whether you’re a beginner curious about smart contracts or an experienced dev looking to experiment with Cairo, the Starknet CodeJam is your gateway into a cutting-edge development stack.
Sign up now to reserve your spot:
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