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Senior QA Engineer (Typescript, Blockchain) - OP02306

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SeniorZdalnie·WrocławFull-time

#470661·Dodano 12 dni temu·3

Źródło: Dev.Pro

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Tech Stack / Keywords

TypeScript Node.js blockchain REST APIsJSON-RPCgRPC Docker CI/CD AWS MongoDB

Podsumowanie oferty

Join a team evolving a blockchain platform for private markets. You’ll lead end-to-end quality assurance, combining manual testing with automation across backend services, distributed systems, and blockchain integrations. The role focuses on building test suites and frameworks using TypeScript/Node.js.

Wymagania

5+ years in QA/SDET roles, covering manual and automated testing across the full SDLC.
Strong experience with backend and non-UI test automation.
Hands-on experience developing, maintaining, and debugging automated tests.
Strong programming skills for test automation, preferably with TypeScript/Node.js.
Ability to define QA strategies, test plans, and quality gates from the ground up.
Understanding of blockchain fundamentals, including wallets, transactions, and blockchain types.
Experience testing REST APIs and RPC-based interfaces, including JSON-RPC and gRPC.
Experience with Docker-based test environments and debugging containerized services.
Experience integrating automated tests into CI/CD pipelines and establishing quality gates.
Experience with AWS infrastructure.
Experience with MongoDB or PostgreSQL.
Strong analytical and problem-solving skills to identify risks and propose solutions.
Ability to independently manage testing activities, own deliverables, and proactively communicate progress and blockers.
Ability to adapt to changing priorities and use a flexible, hands-on approach to testing.
Ability to define testing scope and balance test coverage between QA and engineering teams.
Strong communication and collaboration skills across multiple stakeholders and teams.
Upper-Intermediate+ English level.

Nice to have:

Hands-on experience testing blockchain systems, smart contracts, and transaction flows.
Experience with Go for test automation.
EVM testing experience using Foundry, Hardhat, or similar frameworks.
Ability to read and understand Solidity or Rust code for smart contract validation.
Experience with Layer 2 solutions and blockchain protocol testing.
Experience testing asynchronous messaging systems such as AWS SNS/SQS or Azure Service Bus.
Experience with Kubernetes.
Experience with observability-driven testing.
Experience testing MCP servers.
Experience with performance and load testing.

Obowiązki

Review business requirements and technical documentation to identify testing needs.
Manually test new features and existing functionality, and use findings to guide test automation.
Define and improve QA strategies, test plans, and quality gates.
Establish testing ownership and coordinate responsibilities between QA and engineering teams.
Work with engineering and product teams to define test coverage and acceptance criteria.
Build and maintain automated test suites, frameworks, and harnesses for backend, integration, and contract testing.
Test blockchain integrations, smart contracts, REST APIs, JSON-RPC endpoints, MCP servers, and other blockchain functionality.
Integrate and monitor automated tests in CI/CD pipelines and quality gates.
Investigate and troubleshoot issues across distributed systems and blockchain integrations.
Adjust testing priorities and approaches as project needs evolve.
Maintain test documentation, report quality risks, and communicate testing progress and blockers.
Expand automation coverage and improve QA practices across multiple projects.

Benefity

Work on a blockchain platform for private markets.
Deepen your expertise in blockchain systems, distributed architectures, and complex integrations.
Drive development of test automation frameworks and help shape quality practices across multiple projects.

Inne informacje

The offer is hiring in Europe.
Recruitment steps: submit a CV in English, intro call with a recruiter, internal interview, and offer.

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