Next.js Build Failing on Vercel: How to Find the First Real Failure
A practical way to debug failing Next.js builds on Vercel, from first useful error lines and environment drift to route generation and memory pressure.
Articles
Front‑end Development, page 2 of 25
Front‑end development is where product intent becomes the interface people actually use. My writing approaches it as engineering rather than surface decoration, with attention to browser behaviour and code that remains accessible, fast, and safe for a team to change.
Next.js Build Failing on Vercel: How to Find the First Real Failure. 
Technical GEO for Websites: Entities, Structured Data, and Crawl Paths. Technical GEO for Websites: Entities, Structured Data, and Crawl Paths
Technical GEO for websites, covering indexing, renderability, entity clarity, structured data, and crawl paths without inventing an AI‑only markup layer.
State Management in Angular: NgRx vs. SignalStore. State Management in Angular: NgRx vs. SignalStore
NgRx Store vs. SignalStore explained with real Angular trade‑offs, including scope, TypeScript ergonomics, devtools, effects, and when neither is necessary.
Traffic Dropped After a Replatform: The Technical Checks I Run First. Traffic Dropped After a Replatform: The Technical Checks I Run First
Diagnose traffic drops after a redesign, migration, or replatform by checking route parity, rendered HTML, redirects, canonicals, sitemaps, and schema.
E‑Commerce SEO Migration: Product and Category Pages in Next.js. E‑Commerce SEO Migration: Product and Category Pages in Next.js
How to migrate e‑commerce product and category pages to Next.js without losing SEO value, including URLs, filters, schema, canonicals, and redirects.
Should You Move a Shopify Storefront to Next.js? Should You Move a Shopify Storefront to Next.js?
Decide whether Shopify to Next.js is worth it by weighing storefront control, SEO, performance, checkout, apps, content workflow, cost, and risk.
What is a Timing Attack? Side Channels, Examples, and Safer Comparisons. What is a Timing Attack? Side Channels, Examples, and Safer Comparisons
Timing attacks explained for web developers, including side channels, string comparisons, real examples, and practical defences in JavaScript.
Next.js Multi‑Tenant Architecture. Next.js Multi‑Tenant Architecture
How to design multi‑tenant Next.js architecture across routing, domains, configuration, content, caching, previews, analytics, and team ownership.
State Management in Vue: Vuex vs. Pinia. State Management in Vue: Vuex vs. Pinia
Vuex vs. Pinia explained with real trade‑offs, including API design, TypeScript ergonomics, migration paths, and when each choice still makes sense.
Content Security Policy in Next.js: Static Pages, Nonces, and Real‑World Trade‑Offs. Content Security Policy in Next.js: Static Pages, Nonces, and Real‑World Trade‑Offs
Plan Content Security Policy in Next.js with static pages, nonces, third‑party scripts, headers, frames, previews, and incremental deployment safely.
Pages Router to App Router Migration Risk Checklist. Pages Router to App Router Migration Risk Checklist
A Pages Router to App Router migration checklist for Next.js teams, covering routing, data fetching, caching, metadata, server components, and rollout.
Core Web Vitals Got Worse After a Redesign. Core Web Vitals Got Worse After a Redesign
How to isolate Core Web Vitals regressions after a redesign, covering LCP, INP, CLS, templates, scripts, images, fonts, data, and release evidence.
When Production Data Breaks a Next.js Site. When Production Data Breaks a Next.js Site
Why production data breaks Next.js sites, including CMS fields, slugs, images, relations, dates, rich text, generated routes, and validation gaps.
How to Vet a Senior Next.js Developer for a Replatform or Recovery Project. How to Vet a Senior Next.js Developer for a Replatform or Recovery Project
How to vet a senior Next.js developer for replatforming, recovery, SEO, performance, CMS, Vercel, and production debugging work.
Using Angular Signals for Performance Optimisation. Using Angular Signals for Performance Optimisation
Use Angular signals for performance optimisation with derived state, computed values, OnPush, effects, RxJS interop, and measuring whether work improved.
NextAuth Works Locally but Fails in Production. NextAuth Works Locally but Fails in Production
How to debug NextAuth when it works locally but fails in production, covering callback URLs, cookies, secrets, middleware, providers, and Vercel.
Using RxJS for State Management in Angular. Using RxJS for State Management in Angular
RxJS offers a powerful, reactive approach to managing state in Angular apps. Here, I clearly explain practical patterns and show how to use them effectively.
Why Next.js Builds Time Out on Vercel. Why Next.js Builds Time Out on Vercel
Debug Next.js build timeouts on Vercel by checking route generation, CMS data fan‑out, memory pressure, image work, caching, logs, and platform limits.