Manual QA Engineer (Senior/Lead)

About the role

We are looking for Manual QA Engineers across Lead and Senior levels to ensure the stability and reliability of a live Hiring Events platform serving clients across the U.S. You will perform functional, regression, and end-to-end testing, validate REST APIs with Postman, execute SQL-based backend verification, and collaborate closely with Engineering, Product, and Client Support teams to triage and resolve production issues. The role requires strong investigative skills and comfort operating in a fast-paced, real-time production environment.

What you will do

• Analyze, troubleshoot, and help resolve production issues impacting live hiring events;
• Perform manual, functional, regression, and end-to-end testing across platform workflows;
• Validate REST APIs, integrations, and backend services using Postman;
• Execute backend data validation and troubleshooting using SQL queries;
• Reproduce, document, and track defects, workflow issues, and test results in Jira;
• Collaborate closely with Engineering, Product, Client Support, and GTM teams to investigate and resolve client-reported issues;
• Support incident triage activities and assist with release validation efforts;
• Validate architecture changes, new integrations, and platform enhancements prior to release;
• Investigate frontend and network-related issues using browser developer tools;
• Ensure issues are resolved within SLA expectations while maintaining high client satisfaction;
• Participate in Agile and Scrum ceremonies including sprint planning, standups, retrospectives, and release testing activities;
• Interpret business requirements and product needs to design effective test cases and validation scenarios;
• Contribute to improving testing processes, workflows, and production support practices;
• Validate accessibility compliance and usability standards, including WCAG requirements.

Must haves

• 4 to 6 years of experience in QA, manual testing, or production support and testing environments;
• Strong experience with manual testing methodologies, including functional, regression, and end-to-end testing;
• Hands-on experience testing REST APIs using Postman;
• Strong SQL skills for backend validation, troubleshooting, and data verification;
• Experience validating backend integrations and services;
• Experience documenting and managing defects using Jira;
• Strong understanding of user workflows, product functionality, and business requirements;
• Ability to create and execute meaningful test cases based on business problems and product requirements;
• Experience working in Agile and Scrum environments;
• Strong collaboration and communication skills across technical and non-technical teams;
• Experience troubleshooting production issues in client-facing applications;
• Familiarity with browser developer tools for frontend and network investigation;
• Experience with accessibility standards and WCAG compliance testing;
• Upper-intermediate English level.

Nice to haves

• Experience using Datadog for monitoring, log analysis, and troubleshooting;
• Familiarity with Kafka and asynchronous workflow validation;
• Exposure to MongoDB or other NoSQL databases;
• Understanding of CI/CD pipelines, deployment processes, and release validation;
• Experience working with SaaS products or customer-facing and employer-facing platforms;
• Previous experience supporting live production systems with high user activity.