Roy Ren

Senior Software Engineer & AI-First Developer

10+ years of full-stack development experience, currently driving AI-powered transformation at one of Australia's largest banks

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About Me

🤖 AI-First Engineering

  • • Deep understanding of transformer architecture, attention mechanisms, and prompt engineering
  • • AI Agent development for autonomous reasoning and multi-step workflows
  • • AI-powered problem solving at CBA, cutting MTTR dramatically
  • • Personal knowledge management systems with AI
  • • Workflow automation through AI-orchestrated pipelines

🤝 AI-Enhanced Leadership

  • • Championed AI adoption across engineering teams
  • • AI-assisted coordination and team communication
  • • Built scalable AI tools for entire team productivity
  • • Knowledge sharing sessions on AI capabilities
  • • Multiplier mindset focused on team-wide impact
"The best engineer is not the one who writes the most code — it's the one who solves the most problems. AI is the ultimate force multiplier."

Technical Foundation

Languages & Frameworks

C# C#
.NET .NET
JavaScript JavaScript
TypeScript TypeScript
React React
Node.js Node.js
Python Python

Cloud & Infrastructure

☁️ AWS (Certified)
Azure Azure
Docker Docker
GitHub Actions CI/CD

Data & Databases

🗄️ SQL Server
PostgreSQL PostgreSQL
MongoDB MongoDB
Redis Redis

Experience

Commonwealth Bank of Australia

Senior Software Engineer

Aug 2023 – Present | Software Engineer: May 2021 – Aug 2023

  • • Spearheaded adoption of AI-assisted development practices across the team
  • • Built AI-powered troubleshooting tools that analyse production incidents and generate actionable resolution steps
  • • Developed AI-driven personal knowledge base system for engineering decisions and learnings
  • • Automated routine engineering workflows using AI orchestration
  • • Led knowledge-sharing initiatives on AI capabilities, boosting team-wide productivity
  • • Delivered critical features across CBA's digital banking platform using .NET, React, and AWS

Medinet

Software Engineer

Aug 2020 – May 2021

  • • Built and maintained healthcare software solutions
  • • Contributed to full-stack development using modern web technologies
🏢

KPMG Australia

Software Engineer

Apr 2020 – Aug 2020

  • • Developed software solutions for one of the Big Four professional services firms
  • • Worked in fast-paced consulting environment delivering client-facing applications

LEAP Dev

Full Stack Engineer

Dec 2019 – Apr 2020

  • • Implemented and maintained LEAP collaboration software
  • • Full lifecycle development: implementation, testing, documentation, deployment, and maintenance

Education & Certifications

University of Sydney

Master's Degree, Information Technology

2014 – 2015

University of Wollongong

Bachelor's Degree, Computer Engineering (Honours)

2012 – 2014

Zhengzhou University

Bachelor's Degree, Computer Science

2009 – 2012

Certifications

☁️

AWS Certified Solutions Architect

Associate Level

Let's Connect

Ready to discuss AI-powered solutions and the future of engineering?

📍 Sydney, Australia
💼 LinkedIn 🐙 GitHub