https://anton-belousov-cv.vercel.app/blog Senior frontend engineering notes on React, architecture, TypeScript, performance, and technical SEO. Tue, 22 Sep 2026 22:27:19 GMT https://anton-belousov-cv.vercel.app/blog/dependency-inversion-in-react-composition-root-di-and-service-boundaries https://anton-belousov-cv.vercel.app/blog/dependency-inversion-in-react-composition-root-di-and-service-boundaries How to use dependency inversion, dependency injection, composition roots, React context, and service boundaries in frontend architecture without over-engineering. Thu, 09 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/frontend-architecture-fundamentals-solid-without-dogma https://anton-belousov-cv.vercel.app/blog/frontend-architecture-fundamentals-solid-without-dogma A practical frontend architecture article on using SOLID principles in React without turning them into rigid rules or over-engineered ceremony. Tue, 07 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/model-view-patterns-for-react-developers https://anton-belousov-cv.vercel.app/blog/model-view-patterns-for-react-developers A senior-friendly explanation of MVC, MVP, MVVM, and ViewModel thinking for React developers who want clearer frontend architecture. Wed, 08 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/the-mental-model-behind-reactivity-observers-signals-and-frontend-state https://anton-belousov-cv.vercel.app/blog/the-mental-model-behind-reactivity-observers-signals-and-frontend-state A senior frontend perspective on reactivity, observer patterns, signals, and why state management becomes easier when you understand the dependency graph underneath. Thu, 08 May 2025 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/what-a-real-senior-frontend-task-actually-tests https://anton-belousov-cv.vercel.app/blog/what-a-real-senior-frontend-task-actually-tests Senior frontend tasks are not about syntax tricks. They test judgment, trade-offs, maintainability, product thinking, and the ability to reduce ambiguity. Sat, 13 Dec 2025 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/the-cost-of-abstract-interfaces-in-frontend-architecture https://anton-belousov-cv.vercel.app/blog/the-cost-of-abstract-interfaces-in-frontend-architecture A senior frontend look at the cost of abstract interfaces, when dependency inversion helps, and when a concrete API client is simpler and better. Sat, 18 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/fail-fast-frontend-error-handling-without-confusing-users https://anton-belousov-cv.vercel.app/blog/fail-fast-frontend-error-handling-without-confusing-users How to design frontend error handling with fail-fast boundaries, synchronous and asynchronous errors, recovery paths, and user-facing clarity. Fri, 17 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/viewmodel-in-frontend-facade-mediator-mobx-and-react https://anton-belousov-cv.vercel.app/blog/viewmodel-in-frontend-facade-mediator-mobx-and-react A practical explanation of the ViewModel pattern in frontend architecture, how it differs from a store, and how Facade and Mediator ideas fit React apps. Thu, 16 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/kanban-board-architecture-normalized-data-domain-boundaries-and-dnd https://anton-belousov-cv.vercel.app/blog/kanban-board-architecture-normalized-data-domain-boundaries-and-dnd How to design a kanban board frontend with normalized data, drag-and-drop, modal workflows, domain boundaries, and state that can survive growing complexity. Wed, 15 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/frontend-infrastructure-modal-managers-feature-flags-themes-and-provider-composition https://anton-belousov-cv.vercel.app/blog/frontend-infrastructure-modal-managers-feature-flags-themes-and-provider-composition A practical guide to frontend infrastructure code: modal managers, feature flags, themes, provider composition, and keeping cross-cutting concerns boring. Tue, 14 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/optimistic-updates-event-sourcing-and-undo-redo-in-frontend-apps https://anton-belousov-cv.vercel.app/blog/optimistic-updates-event-sourcing-and-undo-redo-in-frontend-apps How to design optimistic updates, event sourcing, undo/redo, and perceived performance in complex frontend applications without lying to the user. Mon, 13 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/reusable-react-components-slots-render-props-and-composition-over-flags https://anton-belousov-cv.vercel.app/blog/reusable-react-components-slots-render-props-and-composition-over-flags How to design reusable React components with slots, render props, and composition instead of prop flags that turn components into product-specific switchboards. Sun, 12 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/state-management-is-business-logic-placement https://anton-belousov-cv.vercel.app/blog/state-management-is-business-logic-placement A senior frontend guide to state management as a question of business logic placement, state ownership, derived data, and library trade-offs. Sat, 11 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/architecture-beats-stack-refactoring-react-without-switching-libraries https://anton-belousov-cv.vercel.app/blog/architecture-beats-stack-refactoring-react-without-switching-libraries Why frontend architecture matters more than library choice, and how to refactor React applications by moving business logic, not chasing a new stack. Fri, 10 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/i-shipped-v1-of-my-own-frontend-starter-template https://anton-belousov-cv.vercel.app/blog/i-shipped-v1-of-my-own-frontend-starter-template A React + Vite starter with SSR, route auto-discovery, DI, Reatom, Mantine, Playwright smoke tests, and a removable example module. Here is what it includes and why each piece matters. Mon, 06 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/javascript-this-arrow-functions-normal-functions-and-call-explained https://anton-belousov-cv.vercel.app/blog/javascript-this-arrow-functions-normal-functions-and-call-explained A practical explanation of JavaScript this binding, arrow functions, normal functions, dot notation, strict mode, and call(). Sun, 05 Jul 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/why-your-react-components-are-impossible-to-read https://anton-belousov-cv.vercel.app/blog/why-your-react-components-are-impossible-to-read React components become unreadable when they mix responsibilities, hide business rules in JSX, overuse hooks, and fail to separate data, behavior, and presentation. Mon, 08 Jun 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/the-fsd-mistake-that-breaks-most-projects https://anton-belousov-cv.vercel.app/blog/the-fsd-mistake-that-breaks-most-projects The most common Feature-Sliced Design mistake is copying folders without respecting dependency rules, ownership, and the real direction of product change. Sat, 09 May 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/why-frontend-developers-should-keep-growing-even-when-forms-pay-the-bills https://anton-belousov-cv.vercel.app/blog/why-frontend-developers-should-keep-growing-even-when-forms-pay-the-bills A practical reflection on frontend career growth, why comfortable implementation work can become a trap, and how developers can grow without chasing hype. Fri, 01 May 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/frontend-developer-in-2026-grow-beyond-form-building https://anton-belousov-cv.vercel.app/blog/frontend-developer-in-2026-grow-beyond-form-building Frontend development in 2026 demands more than building forms. Senior growth means architecture, performance, accessibility, product thinking, and system design. Sun, 26 Apr 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/the-main-architecture-mistake-in-react-projects https://anton-belousov-cv.vercel.app/blog/the-main-architecture-mistake-in-react-projects The biggest React architecture mistake is not choosing the wrong library. It is mixing responsibilities until components, state, and business logic lose clear ownership. Thu, 12 Mar 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/react-forms-with-react-hook-form-and-zod-a-senior-friendly-approach https://anton-belousov-cv.vercel.app/blog/react-forms-with-react-hook-form-and-zod-a-senior-friendly-approach A practical senior frontend guide to React forms using React Hook Form and Zod, with validation boundaries, UX states, and maintainable form architecture. Tue, 03 Mar 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/react-internationalization-without-pain-designing-i18n-as-architecture https://anton-belousov-cv.vercel.app/blog/react-internationalization-without-pain-designing-i18n-as-architecture A senior frontend approach to React internationalization, locale routing, translation keys, formatting, and why i18n should be treated as architecture. Wed, 25 Feb 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/why-zustand-feels-simple-the-store-pattern-behind-modern-react-state https://anton-belousov-cv.vercel.app/blog/why-zustand-feels-simple-the-store-pattern-behind-modern-react-state Why Zustand feels simple, what its store pattern teaches about React state management, and how senior developers decide when global state is actually justified. Sun, 04 Jan 2026 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/scaling-frontend-architecture-when-product-complexity-grows https://anton-belousov-cv.vercel.app/blog/scaling-frontend-architecture-when-product-complexity-grows How to scale frontend architecture as a product grows: boundaries, feature ownership, state placement, dependency direction, and practical refactoring signals. Thu, 04 Dec 2025 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/how-to-become-better-at-typescript-interview-problems-as-a-training-ground https://anton-belousov-cv.vercel.app/blog/how-to-become-better-at-typescript-interview-problems-as-a-training-ground A senior frontend guide to improving TypeScript skills through interview-style problems, type modeling, generics, inference, and practical codebase decisions. Thu, 21 Aug 2025 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/javascript-proxy-explained-through-real-two-way-binding https://anton-belousov-cv.vercel.app/blog/javascript-proxy-explained-through-real-two-way-binding A practical explanation of JavaScript Proxy, two-way binding, and the architectural trade-offs behind intercepting reads and writes in frontend applications. Mon, 26 May 2025 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/why-good-seo-is-about-empathy https://anton-belousov-cv.vercel.app/blog/why-good-seo-is-about-empathy SEO isn't just about keywords and rankings — it's about understanding human intent. Here's why real SEO starts with empathy. Fri, 04 Apr 2025 00:00:00 GMT https://anton-belousov-cv.vercel.app/blog/how-business-priorities-are-shaping-modern-development https://anton-belousov-cv.vercel.app/blog/how-business-priorities-are-shaping-modern-development An exploration of how business decisions and modern development tools are creating a cycle that prioritizes development speed over application performance, and what we can do to find a better balance. Wed, 02 Apr 2025 00:00:00 GMT