Quality Assurance Crusader
BuildBear Labs operates a Web3 developer-tooling platform for realistic, private EVM sandbox testing, debugging, CI/CD, and plugin-based integration testing.
Maintainer signals as of 9/25/2026
Funding history
Projects
About BuildBear Labs
BuildBear Labs provides cloud-enabled, shareable EVM sandboxes that fork live blockchain state for dApp and smart-contract testing. Its platform includes the Phoenix Engine, CI/CD workflows, transaction debugging, faucets, explorers, and integrations for services such as account abstraction, bridges, oracles, and security tools.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
Create and execute manual and automated test plans, use QA and blockchain testing tools, identify and report defects, assess gas optimization and smart contract functionality, maintain test cases and defect reports, collaborate with developers and product teams, validate Web3 integrations, and improve testing processes for Web3 applications.
Requirements
- At least 3 years of experience with manual and automated software testing
- Expertise with Selenium, Cypress, JUnit, or Appium
- Familiarity with blockchain testing tools
- Experience identifying, documenting, and reporting software defects
- Knowledge of gas optimization and smart contract functionality
- Ability to collaborate with developers and product teams
- Experience with Safe Wallet SDK, The Graph, Chainlink, ThirdWeb, WalletConnect, Tenderly, Alchemy, and Infura
Responsibilities
- Create and execute manual and automated test plans
- Use QA and blockchain testing tools
- Identify, document, and report software defects
- Assess gas optimization and smart contract functionality
- Maintain test cases and defect reports
- Collaborate with developers and product teams to resolve issues
- Validate integrations with Web3 tools
- Explore testing methodologies for Web3 applications
- Contribute to process improvement
- Stay informed about Web3 tooling and testing methodologies