Tech guides
Practical, no-jargon answers on choosing a tech stack, scaling, planning a website or app, and running IT and automation for a growing business — written by Reejan R Gopan from real projects in Dubai.
For businesses
Running IT, systems and automation for small and mid-size companies.
Can Reejan set up everything for my business?
Yes — for small and mid-size businesses Reejan can be the one technology partner for the whole setup: IT…
What is the process of hiring Reejan for a project?
A typical engagement: Discovery call — your goals, team size, current tools and pain points; Audit — network, devices…
IT infrastructure setup for a new office?
New-office IT checklist: Internet & network: business internet with backup line, router/firewall, managed switches…
How do you set up a CRM for a business?
CRM setup in practice: Pick the CRM for your size and budget — Zoho CRM, HubSpot or Dynamics 365; Design pipelines…
Off-the-shelf ERP or a custom ERP?
Off-the-shelf (Odoo, Zoho One, Dynamics 365 Business Central): faster to start and standard for accounting, sales and…
Can Reejan set up our accounting system?
Yes — the technical side of it: Choose and set up accounting software (Zoho Books, QuickBooks or Xero), VAT-ready for…
Managed IT support and maintenance?
After setup, ongoing support keeps everything healthy: User admin: new joiners and leavers, licences, access reviews…
What does it cost to set up IT for a small business?
It depends mainly on: Team size and number of locations; Hardware needed (network equipment, laptops, servers)…
Backup strategy for a small business?
Follow the 3-2-1 rule: 3 copies of important data; on 2 different types of storage; with 1 copy off-site (or in a…
Employee onboarding and offboarding IT checklist?
New joiner: Create the Microsoft 365 account, assign licence and groups, enforce MFA; Prepare and enrol the laptop…
What can be automated in a small business?
Common high-value automations: Sales: website and WhatsApp leads → CRM → instant reply and follow-up tasks; Finance…
Tech stacks
Which technologies to choose for each kind of project — and why.
Best tech stack for a business website?
For a fast, SEO-friendly business website: Front end: React with Next.js or Vite, prerendered to static HTML — loads…
Best tech stack for an e-commerce store?
Pick by size and how custom it needs to be: Most stores: Shopify — payments, inventory, taxes, security and PCI…
Best tech stack for a SaaS product?
A proven, productive SaaS stack: Front end: React + Next.js + TypeScript; Back end: Node.js (or Python if the product…
Best way to build a mobile app?
Three good routes: Cross-platform (most apps): React Native with Expo, or Flutter — one codebase for Android and iOS…
Best tech stack for internal business tools?
For internal tools (attendance, HR, inventory, approvals, dashboards): Simple forms & approvals: low-code first…
Tech stack for an AI app or chatbot?
A practical AI application stack: Model: an LLM API (Claude, GPT or Gemini) — no need to train your own; Your data…
Tech stack for real-time apps (chat, live updates)?
For live chat, notifications, dashboards or collaboration: Managed: Supabase Realtime, Firebase or Pusher/Ably…
Best stack for dashboards and reports?
Start with the simplest thing that answers the business question: BI tools (fastest): Power BI (great with Microsoft…
Node.js, Python or .NET for the back end?
All three are excellent — choose by team and problem: Node.js (TypeScript): one language front to back, great for APIs…
Which database should I use?
Default to PostgreSQL for business data, then add others only when needed: PostgreSQL / MySQL (SQL): relationships…
Where should I host my website or app?
Match hosting to the project: Websites & front ends: Vercel, Netlify or Cloudflare Pages — global CDN, HTTPS, free…
Fastest way to build an MVP?
To validate an idea quickly: No-code to test demand: Webflow / Framer landing page + a waitlist form, or Bubble /…
Monolith or microservices?
Start with a modular monolith — one codebase and deployment, organised into clear modules. Monolith: simpler to build…
React, Next.js, Vue or Angular?
React: the most widely used UI library — huge ecosystem and hiring pool; Next.js: React plus routing, server rendering…
Website builder or custom website?
Builders (Wix, Squarespace, Webflow): fastest and cheapest for a simple brochure site you edit yourself; WordPress…
Scaling
Keeping apps fast, reliable and affordable as they grow.
How do I scale a web app?
Scale in this order — measure first, then fix the real bottleneck: Measure: monitoring, error tracking and slow-query…
What is caching and why does it matter?
Caching stores a result so you don't compute or fetch it again: Browser cache: files stay on the visitor's device; CDN…
How do I scale a database?
Step by step: Indexes on columns you filter and join by — the biggest, cheapest win; Fix slow queries — avoid fetching…
What are queues and background jobs?
A queue lets your app hand slow work to background workers instead of making users wait: Examples: sending emails…
How do I keep my app online (uptime, backups)?
Automated backups with point-in-time recovery — and test restoring them; Redundancy: run across multiple availability…
How do I make a website load fast?
Prerender or cache pages so the server sends ready-made HTML; Optimise images: modern formats (WebP/AVIF), correct…
What should I monitor in production?
Errors: exceptions with stack traces (Sentry); Uptime: external checks every minute with alerts; Performance: response…
How do I keep cloud costs low?
Start managed and serverless — pay for actual use; free tiers cover many small apps; Right-size servers and databases…
Before you build
What to decide before building a website or web app.
What do I need before building a website?
Website planning checklist: Goal: leads, sales, bookings, credibility? Define one main action; Audience: who visits…
What do I need before building a web app?
Web app planning checklist: Problem & users: who uses it, what job it does, how success is measured; User roles &…
How much does a website cost?
Cost depends mainly on: Scope: number of pages, features and user roles; Template vs custom design; Content…
How long does it take to build a website or app?
Rough, typical ranges (scope changes everything): Simple business website: about 1–3 weeks; Larger custom site with…
How do I set up a domain and business email?
Buy the domain from a reputable registrar; enable auto-renew and registrar lock; Choose email: Microsoft 365 or Google…
How do I improve website SEO?
Technical: fast pages, mobile-friendly, HTTPS, clean URLs, XML sitemap, robots.txt, structured data (schema); On-page…
What is the software development process?
A typical delivery flow: Discovery: goals, users, requirements, risks; Design: user flows, wireframes, data model…
What should I test before launch?
Launch checklist: Every form, payment and email actually works (and lands in the right inbox); Works on phones…
How do I make a website accessible?
Semantic HTML: real headings, buttons, links and form labels; Contrast: text readable against its background (WCAG…
Build vs buy: SaaS or custom software?
Buy (SaaS) when the need is common — email, accounting, CRM, chat. It's faster, cheaper and maintained for you; Build…
Startups & automation
Tools, processes and automation for new and growing companies.
What tech does a startup company need?
A solid starting setup: Domain, website & professional email (Microsoft 365 or Google Workspace); Identity & security…
Microsoft 365 or Google Workspace?
Both are excellent: Microsoft 365: desktop Office apps, Teams, SharePoint, strong device and security management…
How can a business automate its processes?
Map the process step by step and find repetitive, rule-based steps; Pick the right tool: Power Automate — if you're on…
How can a business use AI?
High-value, low-risk places to start: Customer support: a chatbot grounded in your FAQs and docs (like me); Documents…
How do I automate HR, attendance and payroll?
Attendance: mobile or GPS/selfie check-in replaces paper sheets; Overtime & leave: rules calculated automatically…
Which CRM and accounting tools should a startup use?
CRM: HubSpot (free tier, easy), Zoho CRM (great value), Salesforce (enterprise scale); Accounting: Zoho Books…
What does a marketing tech stack need?
Website built for speed and conversions; Google Business Profile for local search and Maps; Analytics: GA4 + Google…
How do I plan a digital transformation?
Assess: list processes and tools; find where time, errors and paper pile up; Prioritise: high-impact, low-effort quick…
Security
Practical protection for websites, data and teams.
Website security essentials?
HTTPS everywhere and security headers; Keep software updated — frameworks, plugins, servers; Strong authentication…
Cybersecurity basics for a small business?
The essentials that stop most attacks: MFA on every account, especially email and admin; Password manager for the…
How do I protect customer data?
Collect only what you need and know where it's stored; Encrypt in transit (HTTPS) and at rest; Control access…