What are cloud-based services and how do I choose the right provider?

What are cloud-based services and how do I choose the right provider?

⚡Quick answer -

A cloud-based service is any software or infrastructure you access over the internet instead of running on your own servers. You pay as you go, and the vendor handles hardware, scaling, updates, and security.

Use the 5-step checklist below to evaluate fit, security, reliability, performance, and cost before you commit.

When should I use this guide?

If your team is considering SaaS, PaaS, IaaS, or FaaS tools—and needs a fast, structured way to judge vendors against technical and business requirements—start here.


1. Why teams choose cloud services

• No hardware – the provider runs the servers.

• Access anywhere – browser, mobile, API.

• Elastic scaling – add/remove users or capacity on demand.

• Lower cap-ex – pay-as-you-go.

• Auto updates & security patches handled for you.


Watch the video walkthrough

Alt text: Video demo


2. Service models explained

Model

What you manage

What vendor manages

Typical examples

SaaS

Users & data

App, runtime, OS, servers

CRM, email, cloud call centre (e.g., MyOperator)

PaaS

Code

Runtime, OS, servers

Heroku, GCP App Engine

IaaS

OS, runtime, apps

Virtual HW, racks

AWS EC2, Azure VM

FaaS

Functions

Everything else

AWS Lambda

Cloud Storage

Files

Hardware & durability

Google Drive, S3


3. Prerequisites for adopting any cloud tool

• Stable internet (≥ 25 Mbps for voice/video workloads).

• Modern browser (latest Chrome/Edge/Firefox or mobile OS).

• Security baseline: enforce SSO or 2FA, role-based access.

• Compliance: know data-location, retention, and encryption needs (GDPR, HIPAA, etc.).

• Change-management: training plan and rollout timeline.


4. Workflow

image.png

Alt-text: User logs in, cloud provider authenticates, allocates resources, scales on demand, stores data, and bills monthly.


5. 5-step provider evaluation checklist

  1. Fit & Features – Does it solve the exact job (e.g., IVR + WhatsApp for a call centre)?
  2. Security – Encryption in transit/at rest, RBAC, SSO/2FA, audit logs.
  3. Reliability – SLA ≥ 99.9 %, clear RPO/RTO, public status page.
  4. Performance – Latency targets (< 200 ms UI, < 150 ms voice jitter).
  5. Total Cost – Transparent pricing, overage rules, export fees, contract terms. 

6. What success looks like

• Users login day-1 without IT tickets.

• Uptime ≥ 99.9 % first 30 days.

• SSO/2FA enforced and least-privilege roles applied.

• Page loads < 2s; voice jitter < 30 ms.

• Backup/export tested and downloadable without vendor help.


7. Limitations & flip-side risks

Risk

Mitigation

Internet outage

Keep PSTN fallback or local export of mission-critical data.

Vendor lock-in

Use open APIs & export formats; document exit plan.

Hidden costs

Monitor usage dashboard weekly; set budget alerts.

Compliance gaps

Demand data-processing agreements & regional hosting.


8. Troubleshooting common issues

Symptom

Likely cause

Quick fix

App slow

High local latency

Test speed, close VPN; check provider status page

Login fails

2FA lost

Admin resets 2FA; use backup codes

Integration error

Auth token expired

Re-authorise API / re-issue key

Data export blocked

File size > quota

Split export or request support link


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