Deep dives, architecture notes, and project retrospectives from the HectaSquare engineering team.
Learn how to implement a non-intrusive monetization strategy in WordArena using Google Mobile Ads, focusing on preloading rewarded ads and dynamic banner placement within the Flame game loop.
Master the art of separating game logic from rendering pipelines to ensure your multiplayer crossword game remains scalable, testable, and performant.
Lay the architectural foundation for WordArena, exploring the hybrid integration of Flutter's reactive UI and Flame's high-performance game loop for a real-time multiplayer crossword experience.
Prevent cross-tenant leaks. Learn how to configure PostgreSQL RLS and bind contexts dynamically in FastAPI.
Don't let attackers spoof webhook events. Learn how to verify inbound signatures using SHA256 HMAC in FastAPI.
Avoid double-posting. Learn how to design a high-frequency scheduling sweep using 'FOR UPDATE SKIP LOCKED' in PostgreSQL.
Learn how to build a production GraphQL client to publish posts, configure variables, and handle API errors.
Heavy processes like FFmpeg can starve your web API. Build a resilient distributed queue with Taskiq and Redis.
Design clean SaaS boundaries. Learn how to build isolated presentation, domain, and data layers using FastAPI.
Reduce checkout friction. Learn how to reconstruct carts and authorize payments dynamically for returning customers.
Improve customer retention with a loyalty system. Learn how to design db structures and reward logic in MedusaJS.
Serve global markets with clean URLs. Learn how to build locale-aware routing and redirects using Next.js Middleware.
Images account for 80% of e-commerce bandwidth. Learn how to implement next-gen image conversions and responsive layouts.
Index MedusaJS variants into Meilisearch. Learn how to configure facets, hierarchical attributes, and instant filters.
A slow ecommerce storefront costs sales. Learn how to optimize Next.js SSR and cache MedusaJS products for sub-second loads.
Step-by-step guide to setting up local payments. Verify transactions and unlock features in your Flutter client.
Requesting access to user videos has changed. Learn how to configure permission handlers and work with modern photo pickers.
Concatenating video files on mobile is challenging due to varying codecs. Learn how to merge video clips with FFmpeg.
Monetize your app without a backend. Learn how to implement client-side limits, daily quota resets, and secure keys in SharedPreferences.
Tuning CRF values and bitrates is key to prevent device overheating. Find the perfect balance between quality and performance.
Run FFmpeg natively on iOS and Android. Build an offline video compression app with real-time logs and thread controls.
Don't trust the client in multiplayer games. Build a secure, server-authoritative validation layer for WebSockets.
Don't publish broken crossword grids. Build an automated content worker that verifies playability using memory bot runs.
Handling double-claims and network latency is hard in real-time games. Build an atomic WebSocket sync layer in FastAPI.
When matchmaking times out, server-side bots keep the game alive. Learn how to design AI bot engines with expert, normal, and easy difficulties.
How do you know if your multiplayer game server can handle 2,000 concurrent WebSocket players? Build a custom stress testing client.
A simple Set waiting room cannot prioritize players by waiting time. Learn how to migrate your matchmaker to Redis Sorted Sets.
Running AI models on CPU is slow. Learn how to configure GPU and NPU hardware acceleration in Flutter local applications.
Local AI apps need a quick way to index local files, configurations, and models. Here is how we designed our local storage architecture.
Downloading gigabytes of AI models on unstable cellular networks is difficult. Build a resilient chunked downloader with resume capabilities.
Loading large model files on mobile is a recipe for instant crash. Learn how to monitor memory and prevent operating system terminations.
Selecting the right runtime engine is the most critical decision for local AI apps. Here is an in-depth benchmark comparison between Google's LiteRT and ONNX Runtime on mobile.
Running large language models locally on mobile devices solves privacy and latency, but introduces tight hardware constraints. Here is a deep dive into building an edge-native AI manager with Flutter, Riverpod, and Google AI Edge.
Discover the groundbreaking 2017 paper 'Attention Is All You Need' that introduced the Transformer architecture, revolutionizing AI models like ChatGPT and Midjourney.
Explore the surprising ways 700 million people use ChatGPT, revealing it's more than a work tool. Discover key usage patterns, demographics, and the rise of AI as a thinking partner.
A deep-dive guide to building live, collaborative applications with Firebase Realtime Database. Learn setup, security rules, and realtime CRUD operations.
Master Firebase Authentication with this in-depth guide. Learn to implement secure, multi-provider sign-in, from setup to code, with best practices and examples.
Learn to build lightning-fast email forwarding with Firebase Cloud Functions and Resend. A step-by-step guide for scalable app communication.
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