matthew idungafa

Learn these 9 skills or get left behind in 2026 1) REST + gRPC APIs 2) Modern Auth (Passkeys > JWT) 3) SQL + NoSQL mastery 4) Redis caching patterns 5) Kafka-level event systems 6) Async & reactive code 7) Microservices + service mesh 8) OWASP + zero trust 9) OpenTelemetry observability

Best Side Projects That Impress Recruiters (2026) Beginner – Todo App, Blog Platform, Notes App, Weather App, Expense Tracker, Habit Tracker, Quiz App, Markdown Editor, Bookmark Manager, Calculator (advanced), File Uploader, Contact Manager Intermediate – Chat App (WebSockets), URL Shortener, File Storage System, REST API with Auth, E-commerce Backend, Notification System, Image Hosting Service, Collaborative Editor, Password Manager, API Gateway, Multi-tenant SaaS app, Job Board Platform Advanced – Distributed Job Queue, Rate Limiter, Real-time Analytics System, Recommendation Engine, Search Engine (ElasticSearch), Distributed Cache, Log Aggregation System, Feature Flag System, CDN Simulator, API Rate Control Gateway, Stream Processing System, Web Crawler Unique – Developer Tooling, Chrome Extensions, CLI tools, Open-source contributions, VS Code Extensions, GitHub Bots, AI-powered apps (RAG), Automation tools, Portfolio with real users, SaaS micro-products, Developer dashboards, Internal dev tools AI-Focused (high ROI now) – ChatGPT clone, RAG app (docs/chat with PDFs), AI code reviewer, Resume analyzer, AI chatbot for websites, Voice assistant, Meeting summarizer, AI search engine, AI note-taking app, AI tutor system System Design Focused – URL shortener (at scale), Dropbox clone, Twitter/X clone (backend), WhatsApp clone, YouTube streaming backend, Ride-sharing backend, Food delivery backend, Notification service, Distributed cron system, Leaderboard system Data / Backend Heavy – ETL pipeline, Data warehouse mini-project, Event-driven system, Kafka-based log pipeline, Metrics dashboard, Time-series DB project, Analytics backend, Fraud detection system

I’ve lost 4 hackathons this month. For those who’ve won. what do judges really look for? What made your project stand out? The wow factor? The story? The demo? I feel like I’m missing something.

Don’t overcomplicate it. • Build a File Search Tool to learn recursion and indexing • Build a Markdown to HTML Converter to practice parsing • Build a Rate Limiter to understand queues and timing • Build a JSON Database to learn serialization and storage • Build a Chat Server (CLI) to understand sockets and concurrency • Build a Static Site Generator to learn templates and file systems • Build a Git-like Version Tracker to understand diffs and commits • Build a Task Scheduler to learn cron like logic and timing • Build a Cache System to understand TTL and eviction strategies • Build a Load Balancer (simple) to understand routing logic • Build a Port Scanner to learn networking basics • Build a Config Manager to learn env files and parsing • Build a Search Autocomplete using prefix trees (Trie) • Build a Notes App with tagging to learn indexing • Build a Simple Queue System to learn producers & consumers • Build a Backup Tool to learn file copying and versioning • Build a Feature Flag System to learn toggles and configs • Build a Simple API Client (like Postman CLI) • Build a Diff Tool to compare files line-by-line • Build a Mini Template Engine to learn string processing Build Projects, Not just tutorials.

Low-key websites I quietly rely on 1) roadmap.sh Gives you a brutally clear learning path for roles like frontend, backend, DevOps, etc No fluff, just “learn this → then this → then this”. 2) playcode.io An online playground to quickly test HTML, CSS, JS without setting up anything locally Perfect for quick experiments and debugging ideas 3) usehooks.com A collection of reusable React hooks with real use cases Saves time and helps you avoid rewriting the same logic again and again 4) devhints.io Concise cheat sheets for languages, frameworks, and tools. Ideal when you forget syntax and don’t want to read a 20-minute blog 5) jsoncrack.com Turns messy JSON into a clean visual tree Makes understanding large APIs and configs way easier than staring at raw text 6) realtimecolors.com Lets you generate and preview color palettes instantly Useful when you want decent UI colors without guessing or copying blindly 7) regex101.com Build, test, and debug regex step by step with explanations Honestly, the fastest way to stop hating regex 8) bundlephobia.com Shows how big an npm package really is before you install it Helps you avoid bloating your app with “tiny” libraries 9) caniuse.com Tells you which CSS/JS features actually work across browsers Essential before using shiny new features in production 10) toolbox.googleapps.com Google’s own diagnostics tools for DNS, email, headers, and network issues Surprisingly useful for debugging real-world problems 👉 Which one of these do you already use and which one did you not know existed?

Emeka's startup processed 50,000 naira every minute. Then TechCabal featured them. In 4 minutes, everything was gone. The database. The payments. The investors' trust. All because of one backend concept every Nigerian engineer skips. Let me show you what killed them.

Most Nigerian startups don't die from competition. They die from their own backend. Slowly. Quietly. Expensively. By the time the team notices — the technical debt has compounded into something that costs more to fix than to rebuild. Here are the exact mistakes I see repeatedly 🧵

@CDcareNG thanks for reposting!

There’s a platform called CDCARE, which I’ve known for almost 3 years and started using last year. It enables you to buy items (household appliances, gadgets, workspace equipment, cars, etc.) at half the cost, and you can pay back in instalments.

I appreciate everyone who checked up on me yesterday, thank you for holding it down.

For collabs and partnerships business@vestpad.io mattidungafa@gmail.com softfoodbybuyinbytes@gmail.com

Yesterday was my birthday (March 26, 2026) and i spent the whole day building 😅 no complaints tho, this is exactly where i want to be. I'm part of the team behind three projects and i want to talk about them real quick

CDCARE currently has ZERO COMPETITION in Nigeria. At a time when other e-commerce giants (no names 😄) are struggling, one app is quietly solving real problems for Lapo kids like me.

The surprising thing about CDCARE is that they sell items very cheaply (close to wholesale prices), and interest does not accumulate based on payment tenure like other credit apps such as Easybuy. I honestly don’t know how they do it.