Backend QA Engineer

• Analyze business requirements, functional specifications, and user stories to design

.

• Perform end-to-end testing of transaction lifecycles, including initiation, authorization, settlement, reconciliation, and related workflows.

• Proactively explore the platform to identify

not covered by existing specifications.

• Validate data accuracy, integrity, and consistency across services using

.

• Test

using tools such as Postman, grpcurl, or equivalent solutions, validating requests, responses, error handling, and edge cases.

• Verify event-driven workflows across message brokers such as

, including retries, failures, ordering, and duplicate-message handling.

• Write, maintain, and extend automated regression tests in

, collaborating with developers when additional test coverage or technical support is required.

• Log, prioritize, track, and manage defects in

, providing clear reproduction steps, payloads, logs, and relevant technical context.

• Execute regression testing following deployments and help ensure releases meet expected quality standards.

• Contribute to improving QA processes, automation coverage, and overall testing efficiency across the platform.

, with a strong focus on backend services, APIs, and distributed systems.

• Previous experience testing products in

.

• Strong proficiency in writing intermediate

for validating and investigating data in relational databases.

• Hands-on experience with

, particularly Postman, as well as test management platforms such as TestRail or Zephyr.

• Ability to read

and write or extend automated tests in Go; previous automation experience in another programming language is acceptable if you are willing to work with Go.

• Working knowledge of

and the ability to run and test services locally.

• Solid understanding of

and the Software Testing Life Cycle (STLC).

• Strong analytical and problem-solving abilities, combined with meticulous attention to detail.

• Experience with

and backend systems is highly valuable.

• Familiarity with CI/CD pipelines, Kubernetes, or observability and monitoring tools is a plus.

• Experience supporting

with business stakeholders is an advantage.

• Existing professional experience with Go and/or Playwright is considered a plus.

• Strong communication and collaboration skills, with the ability to work effectively with engineering and business teams in a fully remote environment.

work with a globally distributed team.

• Full-time opportunity within a fast-growing technology environment.

• The opportunity to help

within a newly established technology ecosystem.

• Collaboration with teammates and technical professionals from around the world.

• Up to

, in addition to public holidays.

• Significant ownership and the opportunity to shape quality practices across a high-traffic platform.

• Exposure to modern backend technologies, distributed systems, APIs, event-driven architectures, and automated testing.

• An environment where engineering quality, initiative, and proactive problem-solving are highly valued.