Ufong Wong

Architected and delivered scalable SaaS platforms using Python, Django, React, Next.js, and cloud-native technologies, supporting enterprise workflow automation and digital transformation initiatives.
Designed distributed backend services and secure RESTful APIs with Django REST Framework, enabling seamless integrations with third-party enterprise systems.
Built AI-powered features using Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), vector search, and intelligent workflow automation to improve document processing, enterprise knowledge retrieval, and customer support experiences.
Integrated OpenAI and Claude APIs into production applications, implementing prompt engineering, context management, and AI orchestration workflows for business automation.
Led a cross-functional engineering team of seven developers, driving technical architecture, sprint planning, code reviews, and engineering best practices while delivering projects on schedule.
Improved platform performance by optimizing PostgreSQL queries, Redis caching, Celery task queues, and asynchronous processing, reducing API response times by more than 40%.
Designed containerized deployment pipelines using Docker, Kubernetes, GitHub Actions, and CI/CD automation, significantly improving deployment reliability and release efficiency.
Strengthened platform security by implementing OAuth, JWT authentication, RBAC, API security standards, and secure data access controls across enterprise applications.
Collaborated closely with product managers, designers, and business stakeholders to translate complex requirements into scalable technical solutions.
Mentored junior and mid-level engineers through technical leadership, architecture guidance, code reviews, and engineering standards.
Key Technologies: Python, Django, FastAPI, React, Next.js, TypeScript, PostgreSQL, Redis, Celery, Docker, Kubernetes, Azure, OpenAI API, Claude API, LangChain, RAG, Vector Search, REST APIs, GitHub Actions, CI/CD

Modernized enterprise platforms by migrating legacy systems to Python, Django, React, and cloud-ready architectures, improving scalability, maintainability, and long-term product sustainability.
Designed backend services, RESTful APIs, authentication systems, and business workflows supporting ERP, CRM, inventory management, customer portals, and financial applications.
Developed reusable React components, state management solutions, and responsive user interfaces that accelerated feature delivery across multiple enterprise products.
Designed scalable database architectures, optimized SQL queries, implemented caching strategies, and improved backend processing for high-volume business applications.
Implemented secure authentication and authorization using JWT, OAuth, RBAC, and role-based access control while strengthening overall platform security.
Built Docker-based development environments and automated deployment workflows using CI/CD pipelines to improve software delivery and operational efficiency.
Led architecture reviews, mentored four software engineers, and established engineering standards through structured code reviews and technical guidance.
Worked closely with cross-functional stakeholders to define technical roadmaps and deliver reliable software solutions aligned with business objectives.
Key Technologies: Python, Django, React, Next.js, TypeScript, PostgreSQL, MySQL, Redis, Docker, REST APIs, GraphQL, JWT, OAuth, Git, Linux, Nginx, CI/CD

Designed and developed secure web applications, customer portals, booking systems, and business platforms using Python, Django, JavaScript, HTML5, CSS3, and modern frontend technologies.
Engineered backend modules supporting workflow automation, reporting, user management, content management, payment processing, and third-party API integrations.
Designed relational database schemas, optimized SQL performance, and implemented efficient data access strategies that improved application responsiveness.
Built reusable frontend components and responsive user interfaces, providing consistent user experiences across desktop and mobile devices.
Integrated payment gateways, authentication providers, email platforms, cloud services, and external APIs to extend platform capabilities.
Collaborated throughout the full software development lifecycle with project managers, QA engineers, designers, and clients to deliver reliable, production-ready software.
Participated in Agile development, peer code reviews, technical documentation, and continuous improvement initiatives while contributing to scalable software architecture and engineering standards.
Supported production environments through performance optimization, monitoring, security improvements, incident resolution, and ongoing platform reliability.
Key Technologies: Python, Django, JavaScript, HTML5, CSS3, Bootstrap, React, PostgreSQL, MySQL, REST APIs, Git, Linux, Docker, API Integration, Agile Development