Harvey Doan

Senior Software Engineer | SRE | DevOps | Indie Hacker

With over 7 years of experience in the tech industry, I'm passionate about designing scalable systems, following best engineering practices, and contributing to open-source projects.

🔭 Professional Experience

• Previous Senior Software Engineer / SRE / DevOps @ Startup BlueSG
  Leading infrastructure and backend development initiatives

• Another Previous: Senior Software Engineer @ ZaloPay
  Built robust payment processing systems and financial infrastructure

💻 Technical Expertise

Languages:     Golang, Java, TypeScript, Node.js
Frameworks:    NestJS, Spring Boot, Gin-gonic
Databases:     MySQL, PostgreSQL, Cassandra, TiDB, OceanBase, Percona
Infrastructure: Docker, Kubernetes, AWS, GCP
Messaging:     Apache Kafka
Monitoring:    Prometheus, Grafana, Elasticsearch
Caching:       Redis

🛠️ Engineering Principles

I value clean code, testable architecture, and pragmatic design. My engineering approach is guided by:

• Domain-Driven Design (DDD)
• Test-Driven Development (TDD)
• Event-Driven Architecture
• SOLID Principles
• KISS & YAGNI Methodologies

📫 Get in Touch

I'm always open to discussing tech, innovative ideas, or potential collaborations. Feel free to reach out via LinkedIn or email.

Based in Ho Chi Minh City, Vietnam 🇻🇳