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ISTQB Certified β€’ Automation Certified β€’ International Client Ready

QA that feels enterprise-grade.
From test strategy to sign-off β€” done right.

Calvision IT helps global teams ship reliable software through end-to-end QA β€” Manual Testing, API Testing, Cross-Browser checks, and strong Automation suites. Our experienced engineers include ISTQB certified and automation certified testers.

Automation
Selenium
Automation
Playwright
Languages
Java / Python / TS
Quality
ISTQB
Automation Coverage
Stable suites β€’ Clean reports
Live
Automation stability
0%
CI-friendly & reliable selectors
Core suites
  • Smoke & sanity
  • Regression
  • API + UI checks
Tech stack
Java Selenium β€’ Playwright (Python/TypeScript)
Automation
Page Object Model CI/CD Ready Reports Parallel Runs
ISTQB certified engineers Automation certified testers International communication
Services

Complete QA for web, mobile & APIs

Manual testing + automation + OWASP-aligned security testing.

Manual & Functional Testing

Requirement-based testing, edge cases, UAT support, and regression.

API Testing

Validation, auth flows, negative tests, contract & payload checks.

Cross-Browser & Responsive

UI breaks, layout issues, device coverage, evidence-based reporting.

Database Testing

Data integrity, constraints, CRUD verification, and migrations checks.

Test Cases & Bug Reports

Steps, expected vs actual, severity, screenshots/video evidence.

QA Strategy & Consulting

Define QA scope, release gates, suites, and stability plan.

Security Testing

OWASP-aligned vulnerability testing for web & APIs to identify risks before production.

OWASP Top 10 OWASP API Top 10 ASVS
β€’ SAST / DAST / SCA
β€’ VAPT (Vulnerability Assessment & Pen Testing)
β€’ Auth & Access Control (IDOR, privilege checks)
β€’ Input validation (XSS/SQLi) & security headers review
Performance & Load Testing

Validate speed, stability, and scalability under real traffic β€” prevent slowdowns and outages.

Load Stress Spike Soak
β€’ Response time & throughput baseline
β€’ Bottleneck analysis (DB/API)
β€’ SLA/SLO readiness report
Accessibility & Usability Testing

Improve user experience for everyone β€” verify usability and accessibility for global customers.

WCAG UX Keyboard Nav Screen Reader
β€’ Contrast & readable UI checks
β€’ Forms validation & error messaging
β€’ Mobile usability & navigation review
Automation Testing

Selenium & Playwright automation that scales

Maintainable frameworks with CI-ready execution.

Java Selenium Automation

POM, robust waits, clean test data strategy, reports.

Python Playwright Automation

Fast & stable UI automation, parallel runs, clean selectors.

TypeScript Playwright Automation

Modern E2E automation, fixtures, reporters, CI pipelines.

Security Testing

Security testing aligned with global standards

We follow internationally accepted practices to identify vulnerabilities before production.

Standards & Guides
  • β€’ OWASP Top 10 (Web)
  • β€’ OWASP API Security Top 10
  • β€’ OWASP ASVS
  • β€’ OWASP MASVS (Mobile)
  • β€’ NIST-based practices (where applicable)
Testing Methods
  • β€’ SAST (Static security checks)
  • β€’ DAST (Dynamic security testing)
  • β€’ SCA (Dependency checks)
  • β€’ IAST (Where feasible)
  • β€’ VAPT
Coverage Areas
  • β€’ Authentication & Authorization
  • β€’ Session & access control
  • β€’ Input validation (XSS/SQLi)
  • β€’ API security (JWT, rate-limit, IDOR)
  • β€’ Security headers & configuration
  • β€’ Secrets exposure & logging review
Process

Simple workflow. Strong results.

Clear communication and quick turnaround for international teams.

01. Discovery

Understand scope, risks, environments, and release goals.

02. Plan

Create test plan, suites, and automation/security strategy.

03. Execute

Run tests with evidence and developer-friendly reporting.

04. Verify

Re-test fixes and provide release readiness summary.

Contact

Let’s work together

Tell us your product, timeline, and what you want to validate. We’ll respond with a QA plan.

πŸ“
Location
Bangladesh β€’ Remote worldwide
⏱
Response time
Usually within 2–6 hours
Social
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