Remote Senior QA Engineer - Blockchain & TS Automation

Dev PRO; Wrocław; Remote; PLN 200,000 - 320,000; Full time

Benefits offered by this job

Remote-first policy

Job summary

Dev.Pro, a US-based outsourced software development company with a remote-first model, is hiring a Senior QA Engineer to own end-to-end quality assurance for a large-scale blockchain platform. The role blends manual testing with building and expanding test automation across backend services and distributed systems, in collaboration with engineering and business stakeholders.

You will establish testing approaches, QA strategies, and quality gates from the ground up, working across REST APIs, RPC

Qualifications

• 5+ years in QA/SDET with manual and automated testing.
• Experience with backend tests, REST APIs, and RPC interfaces.
• Proficient in TypeScript/Node.js for test automation.
• Experience with CI/CD, Docker, and AWS.

Responsibilities

• Lead testing across blockchain-based applications from requirements to release support.
• Review requirements and technical docs to identify testing needs.
• Manually test new features and guide test automation efforts.
• Define and improve QA strategies, test plans and gates.
• Establish testing ownership and coordinate QA/engineering responsibilities.
• Collaborate with engineering and product teams to define test coverage and acceptance criteria.
• Build and maintain automated test suites focusing on backend, integration and contract testing.
• Test blockchain integrations, REST APIs, JSON-RPC endpoints, MCP servers, and related functionality.
• Integrate automated tests into CI/CD pipelines and quality gates.
• Investigate and troubleshoot issues across distributed systems and blockchain integrations.
• Maintain test documentation and report quality risks.

Skills

QA/SDET

Backend testing

Automation testing

TypeScript/Node.js

CI/CD

Blockchain basics

REST APIs

Docker

AWS

MongoDB

PostgreSQL

Communication

English

Education

Tools

Foundry

Hardhat

Kubernetes

Solidity

Rust

Job description

Dev.Pro, a US-based outsourced software development company with a remote-first model, is hiring a Senior QA Engineer to own end-to-end quality assurance for a large-scale blockchain platform. The role blends manual testing with building and expanding test automation across backend services and distributed systems, in collaboration with engineering and business stakeholders.

You will establish testing approaches, QA strategies, and quality gates from the ground up, working across REST APIs, RPC