Senior Test Engineer Automation - OP02254

We are hiring in Europe!

At Dev.Pro, a US-based outsourced software development company, we're looking for contractors to join our global team of IT professionals helping tech companies scale their business through software engineering expertise. Operating as a remote-first company, our experts work across 55+ countries on five continents, giving us the flexibility and skillset to deliver high-quality engineering for projects of any size or complexity.

We invite a talented Senior Test Automation Engineer to join our team and contribute to a large-scale blockchain-based platform for private markets. In this role, you’ll help ensure quality across the full testing lifecycle, combining test automation with validation of complex blockchain-based systems. You’ll collaborate closely with engineering teams to deliver reliable, high-quality solutions and implementations.

What's in it for you:

• Contribute to an innovative blockchain platform designed to bring trust and transparency to private markets
• Gain new skills working with blockchain systems, distributed architectures, cloud infrastructure, and integration-heavy environments
• Join a small, highly technical team with real influence over product quality

Is that you?

• 5+ years in QA//SDET roles with hands-on experience across the full testing lifecycle
• Experience with backend and non-UI-focused test automation
• Experience analyzing requirements and documentation to understand business logic
• Experience writing and executing functional, regression, and integration tests
• Experience testing REST APIs and backend services
• Familiarity with blockchain systems and blockchain integrations
• Exposure to smart contract testing and blockchain validation
• Proficiency in TypeScript and Node.js
• Strong understanding of SDLC and STLC
• Experience integrating automated tests into CI/CD pipelines
• Experience working with distributed systems and AWS-based environments
• Experience with MongoDB or PostgreSQL
• Strong analytical and problem-solving skills
• Ownership and accountability for assigned quality deliverables
• Strong communication and collaboration skills within Agile development teams
• Upper-Intermediate+ English level

Desirable:

• Experience with Go (Golang)
• Experience with Foundry, Hardhat, or other EVM testing frameworks
• Experience with Ethereum (Solidity) or Tezos (LIGO)
• Experience with Layer 2 and blockchain protocol testing
• Experience testing asynchronous messaging systems (e.g., AWS SNS/SQS, Azure Service Bus)
• Experience with Kubernetes and Azure
• Experience with observability-driven testing
• Experience testing MCP protocols
• Experience with performance and load testing

Key responsibilities and your contribution

In this role, you'll contribute to quality assurance across the full testing lifecycle, helping ensure reliable delivery of blockchain-based applications.

• Participate in the full QA lifecycle, from requirements analysis through test execution
• Analyze business requirements and documentation to understand business logic
• Contribute to test planning and test coverage
• Collaborate with engineering and product teams on requirements and acceptance criteria
• Build and maintain test suites, automation frameworks, and test harnesses
• Test blockchain integrations, smart contracts, REST APIs, JSON-RPC, MCP servers, and other blockchain-related endpoints
• Perform functional, regression, integration, and performance testing
• Work within complex distributed systems and AWS-based infrastructure
• Integrate automated test practices into CI/CD pipelines
• Investigate failures across distributed systems and blockchain integrations
• Contribute to technical documentation and quality reporting
• Contribute to improving testing processes and practices

Our next steps:

Submit a CV in English — Intro call with a Recruiter — Internal interview — Client interview — Offer

Interested? Find out more:

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