Intermediate / Senior Test Engineer Automation (Blockchain)

TL;DR

Intermediate / Senior Test Engineer Automation (Blockchain): Building and maintaining automated test suites and harnesses for a large-scale blockchain-based platform for private markets with an accent on full testing lifecycle coverage, distributed systems validation, and CI/CD integration. Focus on designing functional, regression, integration, performance, and smart-contract/blockchain integration tests while investigating failures across AWS-based environments.

Company

hirify.global is a US-based company building a blockchain platform for private markets.

What you will do

• Participate in the full QA lifecycle from requirements analysis through test execution.
• Analyze business requirements and documentation to understand business logic 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 related endpoints.
• Run functional, regression, integration, and performance testing in distributed, AWS-based systems.
• Integrate automated tests into CI/CD pipelines and investigate failures across distributed systems and blockchain integrations.

Requirements

• 3+ years in QA/SDET roles with hands-on experience across the full testing lifecycle.
• Experience with backend and non-UI-focused test automation.
• Experience writing and executing functional, regression, and integration tests; ability to analyze requirements and documentation.
• Experience testing REST APIs and backend services.
• Familiarity with blockchain systems and blockchain integrations, including 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.

Nice to have

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

Culture & Benefits

• 30 paid days off per year (vacation, holidays, or personal time).
• 5 paid sick days, up to 60 days of medical leave, and 6 paid days off for major family events.
• Partially covered health insurance after probation and a wellness bonus after 6 months.
• English lessons, online training, and conferences to grow skills.

Hiring process

• Submit a CV in English.
• Intro call with a recruiter, internal interview, client interview, then offer.