Full stack QA Java/Kotlin - OnHires

About Company:

The company is a liquidity and technology provider of solutions for the crypto and foreign exchange (FX) industry. It specializes in B2B services and products and caters to a wide range of clients, including large licensed brokers, crypto exchanges, crypto brokers, forex brokers, hedge and crypto funds, and professional managers.

Key Responsibilities

• Analyze business requirements and translate them into test strategies and automation suites

• Design and implement maintainable automated tests for backend services (HTTP, gRPC, WebSocket, FIX)

• Identify, reproduce, and troubleshoot test failures

• Occasionally perform manual testing and develop automation for web UI

• Apply test design techniques for full coverage with minimal redundancy

• Contribute to planning, triaging, and root cause analysis

• Work closely with cross-functional teams and participate in Agile ceremonies

Must-Have Qualifications

• 3+ years in QA with a focus on automation

• 2+ years of experience with Java or Kotlin in test automation

• Solid understanding of HTTP and RESTful APIs

• Strong knowledge of test design principles

• Backend test automation experience

• Experience with Git

• Ability to reason about complex systems

Nice to Have

• Experience with: TestNG, Maven, RestAssured

• Web UI test automation (Playwright or similar)

• Familiarity with protocols like gRPC, WebSocket, and FIX

• Performance testing with Gatling/Scala

• Linux, shell scripting

Work Setup & Process

• Remote-first within the GMT+4 ±1 time zone

• Hybrid Russian-speaking team

• Fast-paced, Agile environment

If you are passionate about backend test automation and want to work on technically challenging products in a stable, international team, we’d love to hear from you.