Automation QA Engineer

Job Description

We are seeking a QA Automation Engineer to join our team and help ensure the quality of our Card Systems - a suite of microservices that manage card lifecycle, transaction processing, and integrations with banking partners.

Tech Stack

Backend:

• Java 11/17/21, Spring Boot (2.7.x / 3.x)

• REST APIs (OpenAPI/Swagger)

• PostgreSQL, MySQL

• Apache Kafka / RabbitMQ (event-driven messaging)

• Docker, Kubernetes

• Prometheus, Grafana, ELK Stack (observability)

Integrations:

• External financial APIs

• RESTful microservices communication

Frontend:

• Flutter mobile application (iOS/Android)

Key Responsibilities:

• Design, develop, and maintain automated test suites for backend microservices (API/integration tests)

• Create and execute API test automation using tools, e.g. Postman

• Implement database validation tests (PostgreSQL/MySQL)

• Develop end-to-end tests for critical business flows (card issuance, transactions, fee charging)

• Collaborate with developers to ensure testability and quality gates

• Support testing of event-driven flows (Kafka/message queues)

This role combines backend API automation as the core focus with mobile manual testing responsibilities, and values candidates who can also bring automation skills to the Flutter mobile app.

Requirements

• 3+ years of experience in QA Automation

• Experience with Java-based test frameworks (JUnit, TestNG, RestAssured)

• Proficiency in API testing and REST service validation

• Experience with SQL databases (PostgreSQL preferred)

• Familiarity with Docker and containerized testing environments

• Experience with CI/CD tools and test pipeline integration

• Understanding of microservices architecture

• Good analytical and troubleshooting skills

Nice to Have:

• Experience with Kubernetes and cloud-native testing

• Familiarity with Kafka/message queue testing

• Performance testing experience (JMeter, Gatling)

Mobile & Frontend Testing (Plus)

• Manual testing of Flutter mobile app is expected (functional, regression, exploratory)

• Experience with Flutter mobile automation (e.g., Flutter Driver, integration_test, Patrol, Appium with Flutter) is a significant plus

• Familiarity with mobile testing practices (device testing, emulators, BrowserStack/Sauce Labs)

• Web UI testing experience (Selenium, Playwright, Cypress) is a bonus

Benefits

• Remote work from anywhere in the world

• Performance bonus, paid vacations and day-offs, personal development plan
• Purpose: shape the future of fintech in Nigeria with products that reach millions, backed by a competitive salary
• Growth: thrive in a fast paced work environment with flexibility, collaboration, and access to cutting-edge tools
• Join a diverse, inclusive team where all voices are valued, and professional growth is a priority.