Senior QA Engineer – Web3 Applications
- Role
- QA
- Experience
- Lead
- Employment
- Contract
Open to Anywhere in LATAM. Set where you work from to check your eligibility.
No BS summary
Senior QA engineer for remote LATAM contract work on Web3/blockchain applications. Needs 8+ years in QA, 2+ years in blockchain/Web3 testing, test automation, API testing, and Selenium or similar frameworks.
Core skills
Required skills
Optional skills
💼 Hiring: Senior QA Engineer – Web3 Applications - RCS TECH 📍 Remote - LATAM | 🕐 Posted 16 hours ago - July 24, 2026 | 💰 Not provided | 🧑💻 Contract | 🔗 Web3 / Blockchain Testing / Automation
The company is seeking a Senior QA Engineer for Web3 Applications in a remote LATAM role requiring 8+ years of experience including 2+ years in blockchain/Web3 testing.
🔑 Requirements / Must-have:
- Strong experience in Software Testing and Test Automation
- Hands-on experience testing Web3 / Blockchain applications
- Experience with On-Chain Account Testing
- Expertise in Functional, Integration, and Regression Testing
- Experience validating blockchain transactions, node interactions, and on-chain data flows
- API Testing experience using tools such as Postman and RestAssured
- Automation testing experience using Selenium or similar frameworks
🛠 Nice-to-have / Preferred:
- Knowledge of blockchain networks and transaction lifecycle
- Understanding of smart contracts from a testing perspective
- Experience with CI/CD pipelines and DevOps practices
📩 To apply: Email: Ankit.S@techrcs.com (include updated resume, current location, total experience, relevant Web3/Blockchain testing experience, current & expected compensation/rate, notice period/availability)
🛠 Builder Toolkit: Working with smart contracts or Web3 integrations? STON.fi offers non-custodial token swaps and APIs/SDKs that help explore live TON DeFi transaction flows and wallet interactions relevant to quality testing.
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What you'll do
- Test Web3 and blockchain applications
- Validate blockchain transactions, node interactions, and on-chain data flows
- Perform functional, integration, and regression testing
- Perform API testing
- Use automation testing frameworks
What they require
- 8+ years of experience
- 2+ years in blockchain/Web3 testing
- Strong experience in software testing and test automation
- Hands-on experience testing Web3/blockchain applications
- Experience with on-chain account testing
- Experience validating blockchain transactions, node interactions, and on-chain data flows
- API testing experience using tools such as Postman and RestAssured
- Automation testing experience using Selenium or similar frameworks