Hire the best Black Box Testers in Vietnam

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$25 hourly
Hoang Nhan L.
- 5.0/5
- (157 jobs)
✅ As a CREST/Offensive Security (OSCP) Certified Penetration Tester and Cyber Security Consultant, I have deep knowledge of Security Assessment Methodology to identify vulnerabilities in Network, API, Web, and Mobile Applications. ✅ I have conducted Penetration Test, Vulnerability Assessment and delivered professional reports to companies in the world complying with: ► CREST standards ► Offensive Security (OSCP) standards ► OWASP Top 10 Vulnerability ► OWASP API Security Top 10 Vulnerability ► OWASP Mobile Security Top 10 Vulnerability ► Application Security Verification Standard 4.0 (ASVS 4.0) ► CWE Top 25 Most Dangerous Software Errors ► ISO 27001 Penetration Testing ► Payment Card Industry Data Security Standard (PCI DSS) ► General Data Protection Regulation (GDPR) ► Common Vulnerability Scoring System (CVSS) ► Open Source Security Testing Methodology Manual (OSSTMM) ✅ I have some cybersecurity certifications including: ► CREST Registered Penetration Tester (CRT) ► CREST Practitioner Security Analyst (CPSA) ► Offensive Security Certified Professional (OSCP) ✅ The deliverable will be a professional Penetration Testing/Vulnerability Assessment report which includes: ► Executive Summary ► Assessment Methodology ► Type of Tests ► Risk Level Classifications ► Result Summary ► Table of Findings ► Detailed Findings. Each finding listed within the report will contain CVSS score, Issue Description, Proof of Concept, Remediation, and Reference sections. ► Tool List (Acunetix, Nessus, BurpSuite Professional, Nmap, Netsparker, Metasploit Framework, OpenVAS, Mimikatz, SQLmap, Nikto, Zaproxy, Gobuster, etc.) ✅ Please contact me if you have any question. ✅ Thank you and have a good day!

Black Box Testing
Security Analysis
Software Testing
White Box Testing
Web App Penetration Testing
OWASP
Network Penetration Testing
Information Security
Website Security
System Security
Penetration Testing
Security Testing
Vulnerability Assessment
$20 hourly
Sang M.
- 4.9/5
- (85 jobs)
✅ Upwork Certified All-Star Freelancer Gold Club Member with "TOP RATED PLUS" Badge who has successfully helped many Fortune 500 companies (Ford & Lincoln Motor Companies, DELL Inc, Citibank, SolarWinds etc) with their product delivery. ✅ Listed among TOP 1% of Successful Upwork Freelancers with an over "9x% Job Success" Badge. Expert in QA, Manual Testing, Automation Testing (using different kind of programming languages and frameworks), QA and Project Management, Product development. ✅ 20,000+ hours of exclusive Software Quality Assurance, Software, App Development and Testing experience on Upwork (5 STAR rating) and 7+ years of corporate experience in the field of Product development, QA and testing software ✅ A Full time Freelancer & Certified Advanced SQA Manager ✅ Completed 10+ Projects with 5 STAR Rating ✅ Logged 20,000+ valid defects in these projects ✅ 100% client satisfaction record ✅ 93% are repeated clients ✅ 7+ Years of extensive experience in Manual, Automated testing and Product development. ✅ Extensive experience in Agile/Scrum/Kanban/Lean methodologies ✅ 100% flexible, can work in any time zone ✅ Extensive experience in working as a skillful offshore service provider and have successfully delivered testing projects to client all over the world [USA, Australia, Netherlands, Switzerland, Canada, Russia, India etc]. ✅ Cross browser testing in most platforms, OS (Win 7, Win 8, Win 8.1, Win 10, Mac OS X) and web browser versions (IE, Chrome, Firefox, Safari, Opera). ✅ Mobile testing on latest versions of Android and iOS 8.1.1, iOS 9, iOS 10, iOS 11 (iPhone 7 Plus, iPad and iPad Mini with retina display) tablets, phablets (Samsung Galaxy Note, Galaxy S8, LG G Pro, Motorola G2, G3, Moto X Play) and other smartphones. ✅ IE Edge, IE11 down to IE7, Chrome, Opera, Firefox and Safari on desktop, Mac, tablet (Android browser, Safari and Chrome) and mobile phone (Android browser, Safari and Chrome). ✅ Vast experience in Test management tools like TestRail, ApTest Manager, BaseCamp, Rally, Asana, Assembla, Trello, XRay, Microsoft Test Manager and knowledge in automated testing tools (QTP, Selenium, Protractor, Cypress and in-house tools). ✅ Expertise in Administering and using Defect Management and Tracking tools, like JIRA, Github, Gitlab, Pivotal Tracker, Bugzilla, Mantis, Rally, BugHost, Asana, Assembla, Trello , BugTracker, uBugTrack etc. ✅ Very good at providing testing documentation in form of release docs, test matrices and Powerpoint presentations. ✅ Ability to attain a quick understanding of the FRS / SRS and generate adequate test cases to ensure *near* 100% coverage of requirements. ✅ In case, no concrete requirement document is available, can make use of Exploratory Testing skills to perform testing with excellent results. ✅ Good understanding of Software Development Life Cycle (SDLC) and Software Testing Methodologies. Possesses good Communication, Analytical, Problem solving and Documentation skills. ✅ Expertise in System testing, Functional testing, Acceptance testing, Database testing and Regression testing. More than 6 years of experience in Product Testing while working in Agile Environments (TDD, Scrum). ✅ Extensive experience in both web (with specialization in cross browser compatibility, Usability and UI testing, functionality testing, cookie testing, security testing, session testing, user authentication testing etc) and product-based applications. ✅ Designing and executing System, Functional, Acceptance, Smoke and Regression Test cases.

Black Box Testing
Automated Testing
Software QA
Selenium WebDriver
Cucumber
Performance Testing
Protractor
Functional Testing
Software Testing
Manual Testing
$15 hourly
Tin N.
- 0.0/5
- (0 jobs)
I am a software tester with 4 to 5 years of experience working at a mid-sized company. I have been involved in all testing phases of two large-scale projects, one mid-sized project, three small projects, and three maintenance projects. I am proficient in test planning, test case design, and independent testing. Additionally, I have knowledge of database query languages and can work with queries ranging from basic to intermediate complexity. I have also participated in two small-scale projects where I was responsible for performance testing using JMeter. Moreover, I possess a basic understanding of automated testing.

Black Box Testing
Alpha Testing
Data Analysis
Apache JMeter
Query Language
Test Requirements
Test Case Design
System Testing
Functional Testing
Integration Testing
Software Testing
Interface Testing
API Testing
Performance Testing
Unit Testing
$23 hourly
Minh H.
- 0.0/5
- (0 jobs)
* Over 5 years of experience specializing in manual testing. * Skilled in clarifying feature requirements, analyzing specifications, and creating test plans, test cases, and test reports. * Hands-on experience in API testing (RESTful API). * Basic knowledge of database testing and SQL query writing. * Proficient with issue tracking and test management tools. * Experience in writing end-to-end and API test scripts using Playwright automation framework. * Proactive, adaptable, and eager to learn new technologies.

Black Box Testing
End-to-End Testing
Performance Testing
API
Manual Testing
Quality Assurance
$8 hourly
Thieu Van T.
- 0.0/5
- (0 jobs)
About Me I’m a dedicated and detail-oriented Penetration Tester with a strong passion for cybersecurity and ethical hacking. My mission is to help organizations identify, analyze, and remediate security vulnerabilities before malicious actors can exploit them. What I Do Best: Vulnerability Assessment & Exploitation: I conduct in-depth assessments to uncover weaknesses across networks, web applications, APIs, and infrastructure. I simulate real-world attack scenarios to test defenses. Red Teaming: I design and execute realistic attack simulations to measure an organization’s detection and response capabilities. Security Audits & Reporting: I provide comprehensive reports with clear, actionable recommendations to improve overall security posture. My communication is tailored for both technical and non-technical stakeholders. Tool Proficiency: I work with industry-standard tools like Burp Suite, Nmap, Metasploit, Nessus, and custom scripts to automate and enhance testing processes. Compliance & Best Practices: I align my work with standards such as OWASP Top 10, MITRE ATT&CK, NIST, and ISO 27001, ensuring high-quality, compliant results.

Black Box Testing
Gray Box Testing
White Box Testing
Information Security
$15 hourly
Tuyen T.
- 4.9/5
- (14 jobs)
With over 15 years of experience as an accomplished Quality Test Engineer, I possess valuable expertise in both manual and automation testing. Thriving in the fast-paced global corporate arena, I consistently deliver meticulous projects by effectively collaborating with cross-functional teams and clients. My automation skills shine through my proficiency in the Robot Framework, where I lead the development and enhancement of UI automation frameworks. I excel at transitioning legacy automation frameworks to modern platforms, resulting in perfect customer satisfaction scores. Through the utilization of Python, Robot Framework, and GitLab, I create robust automation frameworks that greatly contribute to achieving high-quality deliverables. Additionally, I take pride in mentoring QA team members and effectively managing QA teams to ensure exceptional outcomes. • Key Highlights: o Develop test plans and strategies, and create and execute manual test cases. o Proficient in end-to-end testing processes, including creating test environments, executing functional tests, exploratory tests, smoke tests, regression tests , and ensuring system enhancements integrate seamlessly. o Developed UI automation frameworks using Robot Framework, Katalon Studio, and Playwright. o Transitioned legacy systems to modern platforms utilizing Selenium, Java, Maven, and SonarQube. o Built a Python and Robot Framework-based UI desktop automation framework, securing a 100% customer satisfaction score. o Recognized for strong leadership, team management, and cross-functional collaboration. • I am adept at rigorously testing high-performance modules and features, coupled with a keen acumen for pinpointing and resolving system issues. • My proficiency extends to guiding the seamless integration of new systems and enhancements, ensuring optimal functionality and user experience. • Good at English.

Black Box Testing
Python
PyCharm
Robot Framework
Selenium
SQL
Bug Reports
Software Testing
Exploratory Testing
Test Management
Manual Testing
API Testing
Regression Testing
Jira
Web Testing
$4 hourly
Phuong Anh V.
- 0.0/5
- (0 jobs)
Tester: - Analyze documents and requirements - Verify and confirm the changes - Q&A problems encountered - Create Test Design and Checklist - Create Test Cases and review Test cases - Executing Test cases - Update Test Case for each test round - Log bugs on Excel Online, Jira Designer: - Design media publications for the company (Poster, Backdrop, ...) - Design images and videos on demand

Black Box Testing
Design Concept
Software Testing
Testing
Design Theory
Test Results & Analysis
Static Testing
$7 hourly
Ha N.
- 0.0/5
- (0 jobs)
I’m a dedicated manual tester with 2-3 years of experience ensuring high-quality software for applications. I specialize in creating detailed test cases, identifying bugs, and improving user experience for web and mobile platforms. Whether you need thorough functional testing, regression testing, or usability validation, I’ve got you covered. - Experienced in manual technical testing, test case design, bug tracking, and reporting - Experienced with tools like Jira and ClickUp for test management - Strong focus on delivering high-quality software with clear documentation - Regular communication is important to me, so let’s keep in touch.

Black Box Testing
Regression Testing
Mind Map
Test Case Design
Magento 2
WordPress
Exploratory Testing
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