Zarle Blog

Insights on development, design & technology

Practical guides, deep dives and updates from the team building digital products at Zarle Infotech.

#Testing & QA

4 articles

performance testing guide - IT professional supervising data center workplace checking hardware

Performance testing: a practical guide to load, stress, and scale

A practical performance testing guide covering load, stress, spike, soak and scalability tests, key metrics, tools like JMeter and k6, and a real process.

ZI
Zarle InfotechAugust 9, 2026
14 min
types of software testing - Selective focus on computer screen of african american programmer working remote from home developing software on pc. System developer writing code on personal computer typing algorithm on keyboard.

Types of software testing: a practical map for teams that ship

The main types of software testing explained: functional vs non-functional, manual vs automated, when to use each, the testing pyramid, and a real workflow.

ZI
Zarle InfotechAugust 9, 2026
12 min
software test automation guide - Software technician with disability in inclusive workplace working

Software Test Automation: A Practical Guide for Teams That Ship

A practical software test automation guide: what to automate, the test pyramid, tools like Selenium, Cypress and Playwright, CI/CD, ROI, and where AI fits.

ZI
Zarle InfotechAugust 9, 2026
12 min
security testing guide - Cybersecurity and data protection concept

Security testing: a practical guide for web and mobile apps

A practical security testing guide covering SAST, DAST, penetration testing, the OWASP Top 10, tools, process, and when to test web and mobile apps.

ZI
Zarle InfotechJuly 30, 2026
13 min