Senior QA Engineer

Growe Talents

Senior QA Engineer responsible for testing backend services in the iGaming and Entertainment industry. Collaborating with teams to design test scenarios and validate financial logic ensuring accuracy across multiple currencies.

Posted 6/30/2026full-timeRemote • 🌎 Anywhere in the WorldSeniorWebsite

Tech Stack

Tools & technologies

GrafanaKafkaMicroservicesRabbitMQSQL

About the role

Key responsibilities & impact

Design and execute comprehensive test scenarios for RESTful microservices related to our services. Understand HTTP methods, status codes, headers, and payload structures (JSON/XML) inside out;
Validate complex financial logic, ensuring wallet balances, deposits, and withdrawals are calculated with absolute precision across various currencies;
Test the handshake between our internal services and third-party providers, extra services and other team dependencies;
Verify data consistency and state transitions directly in the database (SQL) before and after request processing;
Investigate issues by analyzing server-side logs (Grafana/Loki/Opensearch) and tracing request flows through microservices;
Collaborate with developers and product managers to sign off on releases, ensuring zero-downtime deployments and backward compatibility;
Maintain clear, concise test documentation and API contracts (Swagger/OpenAPI);
Involving all the time into development and release processes for better QA processes, participate in grooming sessions.

Requirements

What you’ll need

4+ years of professional experience in Quality Assurance, with a strong focus on Backend/API testing;
Strong understanding of software testing theory and methodologies;
Good understanding of client-server architecture;
Familiarity with Git flows and CI/CD concepts (understanding how code moves from dev to production);
Experience testing systems using message brokers (e.g., Kafka, RabbitMQ);
Ability to read or write basic scripts to generate test data or automate simple API calls (even if the role is manual, this helps);
Experience in Gambling, Betting, FinTech, or Banking sectors will be a plus;
Experience in DB queries (SQL) - will be a plus;
Understanding of basic security testing and authentication protocols (OAuth2, JWT).

Benefits

Comp & perks

Health & Wellness Focus
Global Medical Coverage
Growth Opportunities
Benefits Programs (compensation for the gym/stomatology/psychological service & etc.)
Performance-Driven Rewards
Dynamic Work Environment

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Software Testing TheoryTest Scenario DesignFinancial Logic ValidationData Consistency VerificationAPI Documentation (Swagger/OpenAPI)Basic ScriptingMessage Brokers (Kafka, RabbitMQ)Security Testing (OAuth2, JWT)

Soft Skills

CollaborationClear Communication