Full Stack QA Engineer

10 октября 2026 г.

Удалённо

Middle

Kazakhstan

hh.ru

Стоит учесть

Английский обязателен
уровень B1

Описание

A Full Stack QA Engineer is being hired for a project developing a secure, scalable payment platform with reliable payment processing and external integrations. The role covers functional and integration testing of payment services, REST APIs, Kafka-based messaging and interactions between microservices. The engineer validates payment transaction states, develops and maintains automated API tests, cross-checks API responses with database records, and analyzes logs across distributed systems.

Обязанности

Performing functional testing of payment services
Testing REST APIs and system integrations
Verifying interactions between microservices and external systems
Testing Kafka-based messaging and asynchronous event processing
Validating different payment transaction states, including success, decline, cancel, refund, pending, error and others
Verifying correct transitions between payment states
Using SQL to validate transaction processing results
Cross-checking API responses, Kafka events, and database records
Developing and maintaining automated API tests
Testing retry mechanisms, timeouts, duplicate requests, and error recovery scenarios
Analyzing logs and tracing requests across services
Performing regression testing
Developing test scenarios and preparing test data
Reporting, documenting, and tracking defects
Verifying bug fixes and assessing regression risks
Testing iOS and Android mobile applications
Analyzing automated test results and contributing to the maintenance of the regression test suite

Требования

Commercial experience in functional and integration testing of backend systems for 3+ years
Hands-on experience with REST API testing
Experience in integration testing involving multiple interconnected systems
Hands-on experience testing synchronous and asynchronous integrations using Kafka
Understanding of event-driven architecture principles
Strong SQL skills and experience validating data in databases
Hands-on experience developing and maintaining automated tests for APIs and integrations, the specific programming language or framework is not essential
Experience testing retries, timeouts, duplicate requests/events, integration failures, and recovery scenarios
Understanding of HTTP, JSON, REST, and authentication/authorization mechanisms
Experience analyzing logs and identifying root causes of defects in distributed systems
Knowledge of test design techniques
Experience validating data consistency across APIs, Kafka, and databases
Level of English – from Intermediate and above

Условия

Opportunity to earn up to an additional 1,000 EUR per month, included in the annual bonus
Access to the corporate training portal with a constantly updated knowledge base
Certification compensation for AWS, PMP and similar certifications
Referral program
Private health insurance and sports compensation depending on the type of employment
Opportunity to change the project or develop expertise in an interesting business domain
Mentoring and adaptation systems supporting professional, financial, and career growth

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