Senior QA Automation Engineer (Fintech)

TL;DR

Senior QA Automation Engineer (Fintech): Designing and maintaining automated test solutions for highly scalable payment systems with an accent on API testing, contract testing, and performance validation. Focus on building robust test coverage, analyzing complex business scenarios, and collaborating within an Agile environment to ensure high-quality software delivery.

Location: Hybrid – São Paulo, Brazil

Company

hirify.global is a global digital transformation partner helping large enterprises leverage AI and modern technology to drive business impact.

What you will do

• Design, develop, and maintain comprehensive automated test solutions.
• Validate REST and GraphQL APIs and perform API contract testing.
• Execute functional, integration, and end-to-end testing cycles.
• Develop and run performance and load testing using JMeter.
• Collaborate with developers and Product Owners within Scrum teams.
• Investigate defects, analyze root causes, and drive continuous quality improvement.

Requirements

• Senior-level experience in QA Automation.
• Advanced English proficiency for daily international communication.
• Strong experience with API testing using Postman and REST APIs.
• Experience with Contract Testing frameworks like PACT.
• Proficiency in performance and load testing using JMeter.
• Experience with automation frameworks such as Cucumber, JUnit, Mockito, and REST Assured.

Nice to have

• Experience in the payments or fintech industry.
• Knowledge of security testing (DAST/OAT).
• Experience working with CI/CD pipelines.
• Experience with mutation testing (PIT).

Culture & Benefits

• Opportunity to work on international projects with a global team.
• Integration of AI into daily workflows and innovation processes.
• Access to professional development and career growth resources.
• Collaborative environment focused on technological transformation.