Resume
Professional resume of Davina Leong - Versatile Software Engineer & Full-Stack Web Developer with 8 years of experience in frontend development, backend development, data analytics, UX design, and cybersecurity.
My Professional Journey 💼
Tools & Utilities 🛠️
Emoji Food Catcher
🧺 Catch falling food items in this fun and fast-paced game. Test your reflexes and enjoy a feast of challenges!
Minesweeper
🎮 Classic minesweeper puzzle game - clear the field without hitting any mines using logic and deduction.
Timers
⏳ Simple timers for countdowns to deadlines and tracking elapsed time with preset options and audio alerts.
Memory Cards
🧠 Memory Cards: A digital flashcard system for effective learning and memorization. Create, study, and track your progress with customizable cards featuring spaced repetition algorithms to enhance retention and accelerate learning.
Projects & Portfolio 💼
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Dav/Devs Bible Proverbs
A simple daily Bible reading app inspired by Pastor Joseph Prince, showing the chapter of Proverbs that matches the date — with beautiful themes, customization options, and a lightweight Next.js build.
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Dav/Devs 2025: Complete Website Rebuild
A comprehensive rebuild of my personal website using Next.js and MDX, consolidating all my projects, articles, and content into a single cohesive platform with dark mode, omni-search, and subtle animations.
Praise Story
Christian testimony sharing platform with admin approval
Mass Rapid Riddles
Interactive riddles about Singapore's MRT train stations
Tech Articles & Insights 📚
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AI Chatbot Integration: Building an Intelligent Website Assistant with Azure and OpenAI
Discover how I integrated an AI chatbot into my Dav/Devs website using Azure Search, Azure OpenAI, and GitHub Actions. A comprehensive guide to building an intelligent assistant that can extract and respond with site-specific information.
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Content Migration Made Easy: Migrating to Dav/Devs 2025 with GenAI
Learn how I streamlined content migration from various formats (Astro MD, Next.js MD) to Next.js with MDX using GitHub Copilot and a systematic workflow. A practical guide to automating content conversion with AI assistance.
Faith-Driven Online Safety: Navigating the Digital World with Godly Wisdom
As AI and technology advance rapidly, it becomes harder to distinguish truth from deception online. Discover how Christian faith and biblical wisdom provide the perfect foundation for digital discernment and online safety in our modern world.
Receipt Security 101: Protect Your Identity with This Simple Trick
Think receipts are harmless? Think again! Learn why those innocent paper receipts contain sensitive information and discover the simple security steps that protect your identity from falling into the wrong hands.
Python Notebooks 🐍
Processing and Standardising the Combined Project Dataset (Part 2)
Part 2 of a multi-step data preparation pipeline, focusing on processing and standardising a combined project dataset to ensure consistency, correctness, and readiness for downstream analysis.
Preparing and Enriching the Dataset for ML & AI (Part 3)
Part 3 of a data preparation pipeline, focusing on preparing and enriching a cleaned dataset with ML- and AI-relevant fields to support downstream modelling and embeddings.
Handling Missing Values and Data Gaps in the Dataset (Part 4)
Part 4 of a multi-step data preparation pipeline, focusing on identifying, handling, and resolving missing values and data gaps to improve dataset reliability for machine learning.
Generating Embeddings for Machine Learning Features (Part 5)
Part 5 of a multi-step data preparation pipeline, focusing on generating embeddings to transform structured and unstructured data into machine-learning-ready feature representations.
Knowledge Sharing 📚
My Social Media Strategy - Connecting Across Platforms
Discover how I leverage different social media platforms to share my development work, connect with diverse audiences, and build a comprehensive online presence.
Dav/Devs Media - My YouTube Channel
Explore my YouTube channel where I showcase software development projects, Jupyter Notebooks, JavaScript apps, and technical tutorials that go beyond simple web posts.
7 Useful JS Fiddles
Latest article published on DEV.to showcasing practical JavaScript code snippets and utilities.
Engineering Talks
Collection of technical presentations and talks given at various engineering events and meetups.
Frontend Mentor Solutions 🎯
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Notifications Page
A Frontend Mentor challenge solution - A comprehensive notifications page with read/unread states and interactive functionality.
Multi-step Form
A Frontend Mentor challenge solution - A complex multi-step form with validation, state management, and smooth navigation.
News Homepage
A Frontend Mentor challenge solution - A modern news homepage with responsive navigation and grid layout.
Profile Card Component
A Frontend Mentor challenge solution - A clean profile card component with statistics and responsive design.
Messages of Faith 🙏✨
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Jesus Gave Us No Condemnation
Meditating on Proverbs 28:13, John 8:11, and John 20:27 about confession and forgiveness. A reflection on the difference between old and new covenant approaches to sin and redemption.
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Those Who Put Their Trust in the Lord Prosper
Meditating on Proverbs 28:25 about those who trust in the Lord being prospered. A reflection on how Jesus wants us to prosper and bear our burdens instead of demanding from ourselves.
Jesus is The Lord in Psalm 34
Meditating on Psalm 34:22 and John 8:11 about no condemnation for those who trust in the Lord. A reflection on how Jesus' authority to forgive proves He is both Lord and God.
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The Lord Delivers You Out of ALL Your Afflictions
Meditating on Psalm 34:19 about the Lord delivering the righteous from all afflictions. A reflection on how righteousness comes through Jesus, not our own works.
Something Original and Funny... 😄
Which Singaporean supermarket chain can be found in the ocean?