Creative Software Engineer
Building AI-powered tools and high-performance digital products
Software engineer focused on AI, machine learning, full-stack web development, and practical automation systems.
I am a software engineer with a strong foundation in AI, machine learning, and modern web development. I build products that balance technical reliability, performance, and thoughtful user experience.
My work spans full-stack applications, automation systems, AI integrations, and interactive front-end experiences. I am especially interested in practical LLM systems, production-ready ML workflows, and scalable cloud-based solutions.
AI Product Engineering
Building AI-powered applications, internal tools, and user-facing products with practical real-world value.
LLM Integration and Automation
Designing prompt workflows, agent systems, and business automation powered by modern language models.
Full-Stack Web Development
Developing scalable web platforms with strong UX, clean architecture, and reliable backend systems.
Computer Vision Solutions
Creating vision-based systems for detection, monitoring, classification, and intelligent image workflows.
Experience
AI/ML Engineer
Building production-focused AI solutions, automation systems, and full-stack products for practical business use cases.
Key Achievements:
- ▹Built AI-powered applications and internal tools for real-world workflows
- ▹Integrated machine learning and automation into business-facing products
- ▹Delivered solutions with a focus on reliability, usability, and measurable value
Prompt Engineer
Designed and optimized prompt workflows for AI systems, improving response quality, accuracy, and product usefulness.
Key Achievements:
- ▹Improved model output quality through structured prompt design and evaluation
- ▹Collaborated on AI-focused workflows and research-aligned problem solving
- ▹Contributed to production-facing prompt engineering efforts at scale
Freelance Software Developer
Delivered web development, automation, and AI integration solutions for a range of client projects.
Key Achievements:
- ▹Completed 20+ projects with 5-star ratings
- ▹Built custom web applications and business-focused automation workflows
- ▹Specialized in practical AI-driven product features and integrations
Volunteer Web Developer
Developed and maintained websites for a non-profit organization.
Key Achievements:
- ▹Improved website performance by 30%
- ▹Enhanced user experience with responsive design
Intern Software Engineer
Assisted in developing and testing web applications.
Key Achievements:
- ▹Gained hands-on experience with modern development tools
- ▹Collaborated with senior developers to deliver quality code
Education
Bachelor of Computer Science
City University of Hong Kong
Studied core computer science concepts and specialized in software development and AI.
Achievements:
- ▹Graduated with honors
- ▹Completed a thesis on AI-driven web applications
- ▹Active member of the Computer Science Club
Certifications
Certified Kubernetes Application Developer (CKAD)
Cloud Native Computing Foundation
2024-01
ID: CKAD-9M3L-2Q7X
View CredentialSelected Work
TrashLion SaaS Landing Page
Responsive, conversion-focused landing page built for a SaaS product with modern UI, clear messaging, and production-ready delivery.
Object Detection System
AI-powered real-time marine object detection from drone footage using computer vision and YOLO-based models.
Photo Protection System
AI-based protection system for Instagram photos using image recognition and watermarking techniques.
GitHub Scraping Tool
Real-time GitHub data scraper with interactive dashboards for analysis and reporting.
Client Stories
Don't just take my word for it. Here's what people I've worked with have to say about the experience.
"Rui is an exceptional developer who consistently delivers high-quality work. His attention to detail and creativity are unmatched."
Sementha Lee
CEO @ Nexora Systems
"Working with Rui was a fantastic experience. He brought our vision to life with his technical expertise and innovative approach."
Reshmi Patel
Product Manager @ BlueCircuit Technologies
"Rui's ability to solve complex problems and deliver results on time is truly impressive. He is a valuable asset to any team."
Tilman Schmidt
CTO @ Altabyte Labs
Get in Touch
I'm always open to discussing new products, freelance opportunities, and AI-focused collaborations. If you're building something meaningful and need a strong engineering partner, feel free to reach out.