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:
📋How we hire
💻 LinkedIn Page
📈 Our website
💻IG Page
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