Deliver Bug-Free Software with Expert Manual Testing

Functional Testing
We manually validate application features using real-world user flows, ensuring business-critical functions perform accurately across releases.
- Precise verification using domain-specific test cases
- AI-based test case prioritization to maximize coverage
- Detects UI errors, logic gaps, and workflow inconsistencies
- Ensures end-to-end feature alignment with business rules
Regression Testing
Using AI-assisted impact analysis, we accelerate regression cycles while maintaining confidence in release quality.
- Manual testing of modified components and related features
- Machine learning models predict high-risk areas
- Efficient bug tracking and root cause isolation
- Seamlessly fits into CI/CD and agile release pipelines
UI/UX Testing
We manually validate user interfaces for clarity, responsiveness, and accessibility, enhanced with AI heatmaps and UX analytics.
- Catch broken layouts, inconsistent branding, and usability bottlenecks
- Verify UI across devices, screen sizes, and browsers
- AI-generated behavioral insights for optimizing UX
- Ensure ADA, WCAG, and Section 508 compliance
Exploratory Testing
Our skilled testers explore the product creatively, discovering hidden bugs that scripts can’t reach, powered by AI-generated risk maps.
- Ideal for early-stage products and rapid iterations
- Cognitive walkthroughs using AI-based personas
- Discover anomalies in workflows and unexpected behaviors
- Actionable feedback for developers and PMs
Cross-Browser & Cross-Platform Testing
We ensure seamless app performance across platforms, devices, and environments with AI-assisted device cloud testing.
- Real-time manual testing on a wide browser and OS matrix
- Detect environmental inconsistencies and rendering errors
- AI-based visual comparison tools for pixel-perfect rendering
- Maintain consistency across mobile, desktop, and tablet interfaces
User Acceptance Testing (UAT) Support
We structure and guide UAT sessions for key stakeholders, enabling AI-powered insights to accelerate go/no-go decisions.
- Tailored UAT scenarios aligned with user goals
- Consolidated feedback collection via AI-enabled sentiment analysis
- Ensure product alignment with business expectations
- Track and resolve blocker-level feedback efficiently
Compliance & Accessibility Testing
We verify your applications meet global regulations and ensure inclusivity, supported by AI-driven compliance validation tools.
- Test for HIPAA, GDPR, PCI-DSS, and ISO 27001 compliance
- Manual testing for screen readers and keyboard navigation
- Automated code scans with AI for accessibility flags
- Inclusive testing for broader audience engagement
API Testing (Manual)
Our QA experts validate API functionality, reliability, and security, augmented by AI-powered API usage pattern analysis.
- Ensure accurate request-response cycles and error handling
- Manual fuzz testing and validation against contract specs
- Leverage ML models to detect anomalous responses
- Validate complex integrations across microservices and third-party APIs
Healthcare & HealthTech
We test healthcare software with a deep understanding of clinical workflows, patient safety, and compliance standards.
- Manual validation of EHR/EMR workflows, patient data handling, and device integrations
- Ensure HIPAA, HL7, and FHIR compliance through comprehensive audit trails
- AI-assisted risk detection in clinical processes, prescriptions, and lab report generation
- Simulate interactions across doctors, patients, labs, and admins for accuracy and trust
Fintech & Banking
We help financial platforms achieve the highest reliability, security, and compliance through rigorous manual testing.
- Manual regression testing for transaction flows, KYC, and real-time processing
- Validate PCI-DSS, SOC 2, and data encryption protocols
- Test user journeys for loan applications, investments, and insurance
- Use AI models to identify potential logic loopholes and fraud vectors
eCommerce & Retail
We ensure every customer interaction, from discovery to delivery, works flawlessly across devices and regions.
- Validate checkout flows, payment integrations, inventory sync, and order management
- Perform UI testing for personalized product recommendations and search filters
- AI-driven prioritization of test cases based on user heatmaps
- Ensure seamless integration with ERPs, POS, shipping APIs, and CRMs
Education & eLearning
We test learning platforms for accessibility, content control, and real-time collaboration under various roles and devices.
- Manual testing of LMS portals, quizzes, assignments, video playback, and certification modules
- Validate features for students, teachers, admins, and parents
- Ensure WCAG compliance, screen-reader compatibility, and intuitive UI
- Integrate AI insights to evaluate test coverage based on user engagement
Logistics & Supply Chain
Our QA ensures real-time visibility, delivery precision, and system reliability in logistics and warehousing platforms.
- Manual testing of shipment tracking, driver routing, barcode scanning, and warehouse dashboards
- Ensure high accuracy in order lifecycle flows and warehouse-to-customer communication
- Validate data sync across mobile apps, IoT devices, and admin panels
- Use AI-based risk models to prioritize testing under fluctuating volumes
Automotive & Manufacturing
We test embedded software and digital control systems to meet safety, speed, and industrial performance benchmarks.
- Validate IoT dashboards, machine control UIs, and smart diagnostics
- Manual QA for predictive maintenance alerts, MES systems, and SCADA integrations
- Ensure the reliability of human-machine interfaces (HMI) in factory conditions
- Leverage AI-enhanced pattern recognition to guide defect detection tests
Travel & Aviation
We help you deliver glitch-free travel experiences by validating booking, alerts, and customer service systems.
- Manual testing for booking engines, cancellations, fare prediction, and loyalty programs
- Validate the integration of APIs for flights, hotels, and itinerary management
- Test mobile and kiosk interfaces under various real-world scenarios
- Use AI models to identify high-traffic and revenue-impacting user paths
Media & OTT
We ensure seamless content delivery, streaming performance, and UI experience across platforms and regions.
- Validate playback speed, adaptive streaming, content recommendations, and subscription flows
- Test multi-device compatibility, including TVs, web, mobile, and OTT boxes
- Simulate usage patterns under high concurrency
- AI-based QoE analysis to uncover glitches impacting viewer retention
Telecom & IoT
We test embedded software and digital control systems to meet safety, speed, and industrial performance benchmarks.
- Validate IoT dashboards, machine control UIs, and smart diagnostics
- Manual QA for predictive maintenance alerts, MES systems, and SCADA integrations
- Ensure the reliability of human-machine interfaces (HMI) in factory conditions
- Leverage AI-enhanced pattern recognition to guide defect detection tests
Test Management Tools
We use powerful tools to plan, organize, and manage manual testing efforts at scale.
- TestRail – Centralized test case repository with real-time reporting
- Zephyr for Jira – Seamless integration with development workflows
- PractiTest – Visibility across QA cycles with traceability
- qTest by Tricentis – Collaboration-focused test management
- TestLink – Open-source option for structured manual test execution
Bug Tracking & Reporting Tools
Track, triage, and resolve issues faster using robust reporting systems.
- Jira – Integrated issue tracking and agile planning
- Bugzilla – Scalable bug tracking with custom workflows
- MantisBT – Lightweight and easy-to-use bug reporting
- YouTrack – Intelligent issue tracking with smart search
- Redmine – Open-source tool with customizable bug reports
Cross-Browser & Device Testing
Ensure consistent user experiences across browsers and devices.
- BrowserStack – Real-time testing on real browsers and devices
- Sauce Labs – Scalable infrastructure for web/mobile testing
- CrossBrowserTesting – Validate responsive design behavior
- Lambdatest – Seamless browser compatibility testing
- HeadSpin – AI-driven insights for cross-platform experiences
Accessibility & Compliance Testing
Deliver inclusive digital experiences and meet global standards.
- axe DevTools – WCAG & ADA compliance validation
- WAVE – Web accessibility evaluation and reporting
- NVDA / JAWS – Screen reader compatibility validation
- Color Oracle – Simulate color blindness scenarios
- Tenon – Advanced accessibility testing with detailed issue reports
Collaboration & Documentation Tools
Enable efficient communication between QA, Dev, and stakeholders.
- Confluence – Centralized test planning and reporting hub
- Slack / MS Teams – Real-time team collaboration
- Google Workspace / Notion – Structured documentation sharing
- Trello – Lightweight board-based test planning
- GitHub Issues – Dev-QA integration for traceable bug fixes
AI-Powered Test Optimization
We embrace AI to enhance manual testing coverage and productivity.
- Testim (AI Suggestions) – Recommend missing edge cases
- ReTest – Auto-detect UI changes and regression gaps
- Diffblue Cover – Suggests missing test scenarios using ML
- Applitools (Visual AI) – UI snapshot comparison for pixel-level accuracy
- Mabl Insights – Data-driven prioritization of manual tests
Dedicated QA Tester
Hire a manual testing expert who works exclusively on your project.
- Best suited for long-term projects and full-cycle QA involvement
- Get full control over testing priorities, communication, and task flow
- Ideal for agile development teams needing deep QA collaboration
Time & Material Model
Engage testing specialists based on actual hours worked and resources utilized.
- Ideal for dynamic projects with changing requirements
- Offers high flexibility in scope, timelines, and execution
- Pay only for the effort delivered, no fixed contract pressure
Fixed-Price Testing Projects
Define scope, timelines, and budget—then leave the rest to us.
- Ideal for well-defined testing requirements or MVPs
- Ensures budget predictability and faster time-to-market
- We deliver complete test documentation, reports, and closure
Staff Augmentation
Add manual testers to your in-house team to accelerate delivery.
- Quickly scale up QA capacity with domain-specific testers
- Seamless integration into your existing team workflows
- Efficient for enterprise-grade testing efforts
QA Team Extension
Build your own offshore QA team managed by Vervelo experts.
- Includes test leads, manual testers, and project coordinators
- End-to-end control with Vervelo-backed delivery oversight
- Cost-effective model for long-term product testing cycles
Expert-Led QA Teams
At Vervelo, our manual testing is driven by ISTQB-certified QA engineers with deep expertise in domain-specific testing across healthcare, fintech, retail, and enterprise software.
Real-World Testing at Scale
We simulate real-user behavior, environments, and devices to catch issues before your customers do. From cross-browser compatibility to performance bottlenecks, we leave no stone unturned.
AI-Augmented QA
We infuse manual testing with AI-powered tools for defect prediction, risk-based prioritization, and optimized test coverage, giving you faster and more accurate test cycles.
Security & Compliance Focused
With experience in HIPAA, GDPR, PCI-DSS, and WCAG compliance testing, we ensure your applications meet global standards, protecting both user data and your brand reputation.
Agile-Ready & DevOps-Aligned
We seamlessly integrate into your Agile sprints and CI/CD pipelines, offering continuous feedback and rapid testing iterations that accelerate your software delivery lifecycle.
Proven Track Record
With 550+ successful projects, 140+ global clients, and 98% client satisfaction, Vervelo stands as a trusted partner for high-quality, scalable, and secure manual QA services.
Healthcare & HealthTech
We ensure HIPAA-compliant testing of EHR/EMR systems, telemedicine apps, and patient portals.
- Validate data integrity and clinical workflows
- Test across multiple devices and environments
- Manual edge-case testing for life-critical features
Fintech & Banking
Our manual testing safeguards financial applications against usability issues and logical flaws.
- Verification of transaction flows, loan processing, KYC
- Secure testing aligned with PCI-DSS standards
- User journey testing for mobile banking and wallets
eCommerce & Retail
Deliver seamless shopping experiences with thorough testing of your website and apps.
- Checkout process, payment gateway, and cart validation
- Cross-browser and responsive UI testing
- Functional testing of inventory and order modules
EdTech & eLearning
We ensure intuitive learning experiences across LMS, virtual classrooms, and mobile apps.
- Content upload, quiz functionality, and grading validation
- Manual testing for accessibility and engagement
- Compatibility testing for varied devices and browsers
Logistics & Supply Chain
Enhance your logistics app’s reliability with our testing of tracking, dispatch, and inventory systems.
- Test complex workflows involving order updates and shipments
- Multi-role testing for drivers, managers, and end-users
- Manual testing of geolocation and real-time updates
Travel & Hospitality
Ensure smooth booking engines and responsive customer interfaces.
- Manual validation of reservations, payments, and itinerary changes
- Testing integrations with third-party APIs and plugins
- Usability testing for high-traffic travel seasons
Entertainment & OTT
We test media-rich applications for performance and engagement on demand.
- Content playback testing with buffer checks and failovers
- Manual validation of search, recommendations, and user profiles
- Device compatibility for smart TVs, mobile, and desktop
AI & SaaS Platforms
We manually test AI-driven dashboards, predictive tools, and ML-powered platforms.
- Validation of input-output integrity in AI workflows
- Testing data visualizations and user personalization features
- Support for early-stage AI model testing and feedback
Manufacturing & Industrial
We test B2B portals, ERP integrations, and internal tools.
- QA for procurement, warehouse, and supply management systems
- Role-based feature validation for multiple departments
- Real-world workflow simulation for QA accuracy
Telecom & IoT
Manual testing for device management systems, real-time dashboards, and customer support tools.
- Functional and regression testing for VoIP, call routing, and billing
- Device compatibility testing for IoT ecosystems
- User interface and experience testing across access points