🚀 Hi, I’m Phiwe Mazwi

Backend Java Developer | Spring Boot • Microservices • REST APIs • Kafka • Oracle • Cassandra Working in enterprise billing, digital delivery & notification systems.

👨‍💻 About Me

💻 Backend developer (Java + Spring Boot)

🔧 Experienced with enterprise-scale MTN systems (eBilling, myContract / myCustomer, Digital Notifications, Storage Services, Rendering Services)

📨 Hands-on with REST APIs, Kafka events, microservices, Oracle DB, Cassandra, Jenkins pipelines

📚 Currently studying for Advanced Diploma in Information Resource Management, Java Professional Certification & AWS Cloud Practitioner

🧠 Love building systems that process real data, real events, real customers

📝 Obsessed with improving code structure, debugging logic & architecture understanding

🛠 Tech Stack

Languages: Java · Python · SQL · Bash · JavaScript (learning)

Backend: Spring Boot · REST · Kafka · Feign · Oracle · Cassandra · MongoDB

Tools: Postman · Jenkins · GitHub · Docker · IntelliJ IDEA · Maven Obsidian (for deep note-taking + knowledge systems)

📌 Current Focus

Mastering Java deep concepts (OCP Certification track) Learning AWS Cloud Practitioner + Developer path Building clean microservices using Spring Boot Understanding distributed system flows end-to-end Improving documentation & dev workflows

🚧 Featured Projects (coming soon)

bro-rendering-simulator – A small Java/Spring demo to simulate how XML → PDF → Cassandra attachments flow works notification-service-mini – Kafka → REST → DB flow for digital notifications java-certification-notes – Clean structured notes for Java professional certification personal-knowledge-system – Obsidian vault template for dev productivity

📫 Reach Me 📧 phiwemazwi828@gmail.com ⭐ Thanks for stopping by!