Senior QA Engineer 5yrs+, API Testing, Good Eng

About the job

The QA Engineer for the API Hub team plays a key role in ensuring the quality and reliability of integration-focused solutions that will connect to various external systems. The role focuses heavily on API testing, data validation, and end-to-end integration verification. The ideal candidate has hands-on experience testing backend systems and REST APIs, and is comfortable working in technically complex environments with multiple third-party integrations. Collaboration with the end-to-end testing team is essential to ensure system-wide consistency and quality.

Operational Tasks

• Test Planning and Strategy:

Define and execute a test strategy for integration-heavy projects like SyncUp, focusing on API behavior, data consistency, and failure scenarios.

• API Testing:

Design and execute manual and automated tests for REST APIs, validating endpoints, request/response formats, authentication, error handling, and data integrity.

• Integration Testing:

Test interactions with external systems such as delivery networks, accounting software, and e-reporting platforms to ensure seamless integration.

• Test Automation:

Develop and maintain automated test scripts to cover functional and regression testing of APIs, and integrate them into the CI/CD pipeline.

• Regression and Smoke Testing:

Continuously run regression and smoke tests to validate stability after code changes and deployments.

• Bug Reporting and Verification:

Identify and report defects in tools like JIRA, verify fixes, and ensure resolved issues meet acceptance criteria.

• Collaboration:

Work closely with developers, business analysts, and product owners to understand technical specifications and expected behavior.

Coordinate with the end-to-end testing team to ensure test coverage and integration scenarios align across systems.

• Test Data and Environment Management:

Set up and manage test data and environments that accurately reflect real-life integration conditions.

• Performance and Reliability Checks:

Perform basic load and performance testing on critical API flows where applicable.

Organizational Tasks

• Standards and Deadlines:

Adhere to internal QA standards, project timelines, and documentation practices.

• Clear Documentation:

Maintain structured test cases, checklists, test logs, and integration validation reports.

• QA Process Improvement:

Identify opportunities to streamline QA processes and enhance test coverage for APIs and integrations.

• Cross-Team Collaboration:

Collaborate across backend, architecture, product teams, and the end-to-end testing team to align on quality expectations.

• Time and Absence Tracking:

Record time accurately in Jira or NetSuite and follow company absence procedures.

• Confidentiality and Compliance:

Ensure responsible handling of sensitive data and compliance with company policies.

Close Working Relationships

This role involves close collaboration with Developers, Business Analysts, Product Owners, Architecture, QA peers, the end-to-end testing team, and occasionally third-party integration partners.

• Technical Competencies

•Strong hands-on experience with REST API testing (manual and automated).

•Proficient with tools like Postman, Swagger, REST Assured, or similar.

•Experience writing and maintaining automated tests using frameworks such as JUnit, Mocha, or similar.

•Familiarity with CI/CD pipelines (GitLab, GitHub Actions, Jenkins, etc.).

•Basic experience reading logs and debugging backend flows.

•Knowledge of Java and/or TypeScript is a strong plus.

•Experience working in Agile teams and participating in sprint ceremonies.

• Behavioral Competencies

•Detail-oriented with a structured and methodical approach to testing.

•Strong analytical and communication skills.

•Proactive in identifying risks and issues.

•Comfortable in a fast-paced environment with evolving priorities.

•Collaborative mindset and ability to work across teams and disciplines.

•Curious and eager to continuously learn and improve.

Senior Level Requirements

•5+ years of experience in software QA, with a strong focus on API and integration testing.

•Experience owning test strategies for backend/integration-heavy products.

•Ability to guide less experienced team members in QA practices and tooling.

•Skilled in designing reusable automated test suites for backend services.

•Strong understanding of end-to-end system behavior and data flow validation.

• Office hours: 9:00 AM 🡪 12:00 PM, 1:00 PM 🡪 06:00 PM, off on Saturday and Sunday. Annual holidays leave will be following Vietnam law and as company regulations.
• 25 days of annual leave
• Flexible working hours
• Competitive remuneration package
• 13th salary
• 14th salary: applied for employees working at UPVN for over 3 years.
• Social insurance, health insurance, and unemployment insurance will be under Labor Law.
• Generous private medical health insurance for employees & family members
• Dynamic, young & international environment
• English & professional training course
• Team building activities & outing
• Brand new & state-of-art Agile office
• Opportunity for traveling & training in Europe