Joseph Otieno

About Me

I am Joseph Otieno, a Full-Stack Software Engineer at Zone01 Kisumu in Kenya, with a strong inclination toward building impactful solutions through blockchain and AI.

What Drives Me
I am driven by curiosity and the desire to build tools that solve real-world problems. Whether it is financial inclusion, secure digital transactions, or scalable infrastructure, I find motivation in using code to create sustainable change. I love learning through building, and I constantly seek out new technologies that challenge me to grow both technically and creatively, that is why I choose Web3.

Core Skills

• Languages & Frameworks: Rust, Golang, JavaScript, TypeScript, Solidity, React, Node.js
• Blockchain Development: Ethereum, Smart Contracts (EVM & Rust-based), Web3.js, Ethers.js, Hardhat, Foundry.
• Backend & APIs: RESTful API design, Microservices with Go, Secure Authentication, Sqlite3, MySql.
• Dev Tools: Git, Postman, Linux, Docker, Kubernetes.

What I am Good At

• Designing and implementing scalable backend systems.
• Building and auditing smart contracts.
• Creating user-friendly interfaces with React.
• Developing decentralized applications (dApps).
• Working independently and in collaborative environments.
• Learning fast and adapting to new challenges.

Projects I have Built

• Teal Trust Invest - A a decentralized platform that leverages the Hedera Hashgraph network to provide a secure, transparent, and efficient environment for asset tokenization and fractional investments. Designed to address inefficiencies in traditional financial systems.
• Afya Mawinguni – An online healthcare management platform that enables patients to easily and effectively access healthcare services from healthcare providers.
• Eventvax – A blockchain-based ticketing platform engineered to combat fraud and inefficiencies in the event ticketing industry. Leveraging the Avalanche blockchain, our platform empowers event organizers to issue tickets as digital tokens, ensuring secure purchases, effortless resales, and QR-code-based authentication.
• Social media app – social networking platform built with Go backend and Next.js frontend. This application provides users with a comprehensive social media experience including real-time messaging, group management, event planning, and privacy-controlled content sharing.

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I am always open to collaborating on exciting projects, contributing to open-source, or just having a good conversation about tech and innovation.

Let’s connect!