QA Engineer (Part-time Freelance)
VeloceHRArgentina1 day ago
Part-timeEngineering, Information Technology
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Quality Assurance Engineer (Freelance)
About The Company
The company is building a software ecosystem that includes backend services, mobile applications, and dashboards, with a strong focus on quality, reliability, and performance.
Contract Details
Freelance
About The Company
The company is building a software ecosystem that includes backend services, mobile applications, and dashboards, with a strong focus on quality, reliability, and performance.
Contract Details
Freelance
- 4–6 hours per day
- 2-month contract
- Design and execute test cases for NestJS (TypeScript) server endpoints
- Perform API testing using Postman
- Conduct SQL database testing and data analysis, including:
- Setting up services
- Creating or connecting to local or cloud databases
- Validating stored data against API responses
- Test React Native Expo applications on both iOS and Android
- Perform functional, usability, and performance testing on mobile apps
- Create and maintain comprehensive test plans and test cases
- Execute manual testing across all platforms
- Identify, report, and track bugs using issue-tracking systems
- Collaborate with developers to resolve issues and improve product quality
- Continuously improve testing processes and methodologies
- Experience testing NestJS REST APIs and validating request/response structures
- Ability to validate authentication flows, error handling, and edge cases
- Experience with API testing tools such as Postman
- Familiarity with React Native Expo testing methodologies
- Experience with version control systems (e.g., Git)
- Understanding of database concepts and SQL
- Strong knowledge of software QA methodologies and best practices
- Experience with manual testing techniques
- Familiarity with test management tools and bug tracking systems
- Understanding of performance and load testing concepts
- Excellent analytical and problem-solving abilities
- Strong attention to detail
- Effective written and verbal communication skills
- Ability to work independently and within a team
- Strong time management and prioritization skills
- Familiarity with blockchain fundamentals (wallets, transactions, gas fees, RPC nodes, token standards)
- Experience testing crypto wallet applications or blockchain-based systems
- Understanding of transaction lifecycle, signing flows, and multi-chain environments
- Consistently identify and report critical bugs before production releases
- Maintain a comprehensive suite of test cases covering all aspects of the software ecosystem
- Reduce post-release defects by at least 30% within the first six months
- Improve overall product quality and user satisfaction
- Collaborate effectively with the development team to resolve issues quickly
Key Skills
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