Insights & Guides

Web Development & Automation Insights

Practical guides on web development, Flutter, n8n automation, and digital strategy. Real project insights from a senior-only agency.

71 articles

Featuredn8n
·16 min read

Document Processing Automation with n8n: OCR, Classification, Extraction, and Routing (Production-Ready Guide for 2026)

Build a production-grade n8n document processing automation pipeline for inbound PDFs and images: OCR, classification, field extraction, validation, human review, audit trails, and routing to CRM and accounting tools.

n8nAutomationOCRDocument ProcessingAIIntegrationsAccountingCRM
Adrijan OmićevićRead Article
·17 min read

Automated Reporting with n8n: Build Weekly KPI Digests from GA4, Stripe, and Postgres

A practical guide to automated reporting with n8n: pull weekly KPIs from GA4, Stripe, and Postgres, validate data quality, generate a concise narrative summary, and send it to Slack and email with retries and maintainable structure.

n8nAutomationReportingGA4StripePostgreSQLSlackEmailData Quality
Adrijan OmićevićRead Article
·16 min read

n8n + Supabase/Postgres Automation Patterns: Webhooks, RLS-Safe Writes, and Reliable Sync

A practical guide to n8n Supabase Postgres automation patterns: webhook ingestion, idempotency keys, upserts, RLS-safe writes, and reliable two-way sync for SaaS back-office workflows.

n8nSupabasePostgresAutomationWebhooksData SyncSaaS
Adrijan OmićevićRead Article
·13 min read

Dynamic Open Graph Images in Next.js: OG Generation, Caching, Fonts, and Edge Runtime Tips

A practical 2026 guide to Next.js dynamic Open Graph images: per-page OG generation, font loading, cache headers, Edge runtime gotchas, and deployment troubleshooting.

Next.jsSEOOpen GraphPerformanceEdge RuntimeCaching
Adrijan OmićevićRead Article
·15 min read

Next.js Technical SEO Audit Checklist (App Router): Indexing, Metadata, Core Web Vitals, and Structured Data

A step-by-step Next.js technical SEO audit checklist for the App Router: crawling and indexing controls, metadata and canonicals, sitemaps and robots, pagination, Core Web Vitals, and JSON-LD schema with copy-pasteable code.

Next.jsSEOTechnical SEOApp RouterPerformanceCore Web VitalsStructured Data
Adrijan OmićevićRead Article
·14 min read

Building a React Design System with Design Tokens: Tailwind CSS + Radix UI + TypeScript

A practical 2026 guide to building a React design system with Tailwind and Radix using design tokens, accessible primitives, theming, and reusable packages across multiple apps.

ReactDesign SystemTailwind CSSRadix UITypeScriptDesign TokensMonorepo
Adrijan OmićevićRead Article
·15 min read

Next.js + Supabase SaaS Starter Architecture (App Router): Auth, RLS, Billing, and Multi-Tenancy

A production-ready blueprint for a Next.js App Router + Supabase SaaS starter architecture: auth, Postgres data model, RLS policies, Stripe billing, and multi-tenant organization design with concrete examples.

Next.jsSupabaseSaaSApp RouterPostgreSQLRLSStripeMulti-tenancyArchitecture
Adrijan OmićevićRead Article
·14 min read

Product Discovery Sprint: A Practical Agenda, Deliverables, and How It De-Risks Your Build

A step-by-step product discovery sprint agenda with concrete deliverables like a PRD, clickable prototype, and estimates — plus how to prepare so your 1–2 week sprint produces decisions, not slides.

ProductDiscoveryAgileStrategyWeb DevelopmentUXEstimation
Adrijan OmićevićRead Article
·17 min read

Building AI Agent Workflows in n8n: RAG, Tool Use, and Guardrails for Production

A practical end-to-end guide to an n8n AI agent RAG workflow: ingest documents, chunk and embed, store in a vector DB, query with an LLM, and ship safely with PII controls, prompt-injection defenses, cost limits, and human approvals.

n8nAI AgentsRAGAutomationLLMVector DatabaseSecurityGovernance
Adrijan OmićevićRead Article
·14 min read

n8n Web Scraping & Change Detection: Monitor Pages, Detect Updates, and Trigger Workflows Reliably

A practical 2026 guide to n8n web scraping change detection monitoring: fetch and parse HTML, normalize content, detect meaningful updates with hashing and diffing, avoid false positives, and route alerts to Slack or Email reliably.

n8nAutomationWeb ScrapingMonitoringChange DetectionSlackEmail
Adrijan OmićevićRead Article
·13 min read

Flutter vs Native iOS/Android in 2026: Cost, Performance, and Time-to-Market Tradeoffs

A practical, numbers-driven comparison of Flutter vs native iOS and Android for 2026 — including cost model, performance reality, maintenance impact, and a decision framework for MVPs, high-performance UI, heavy platform APIs, and regulated apps.

FlutteriOSAndroidMobile DevelopmentComparisonTime-to-MarketApp Cost
Adrijan OmićevićRead Article
·14 min read

Flutter Deep Linking Guide for 2026: Universal Links, Android App Links, and Reliable In-App Routing

A practical, production-ready guide to Flutter deep linking: Universal Links, Android App Links, go_router route handling, deferred deep links, attribution basics, and a troubleshooting checklist.

FlutterMobile DevelopmentDeep LinkingUniversal LinksAndroid App Linksgo_routerAnalytics
Adrijan OmićevićRead Article