Senior Mobile QA Engineer

Job Details

Remote from Portugal

Job Tags

React Native

Company Information

MetaMask is both a blockchain wallet and a gateway to the entire decentralized web. MetaMask tools help people create communities, play video games, access financial services, make payments, invest in assets, survive from economic turmoil, and more use cases than we can even predict. MetaMask exists across multiple platforms (browser extension and mobile), and they serve the whole decentralized ecosystem.


In September 2020, MetaMask launched a new mobile app and officially became a cross-platform wallet and web3 browser. They’re hiring a senior mobile engineer to join their mobile app product team. 

MetaMask is looking for someone with a deep experience with both javascript and building mobile products. This person will be focused on helping lead feature development in their React Native codebase.

In this role, you’ll be working on web3 technologies, working to keep people’s funds safe and secure, and collaborating with design and QA to create the best product possible. 


  • Quickly become deeply familiar with MetaMask and its many features and use cases

  • Perform features analysis to create detailed test plans and test cases

  • Perform testing, triage test failures and report bugs

  • Write automated end-to-end tests

  • Be a voice for quality, stability, and security in our product development and release processes

  • Proactively contribute to team discussions about UX design, technical issues, sprint and roadmap planning, and improving team processes

  • Be proficient and thoughtful with asynchronous and synchronous communication, giving and receiving feedback, and working independently and with a team

  • Support their teammates’ performance and growth

  • Be successful working within a fully remote environment

  • Bring respect, patience, and empathy to every interaction and relationship with coworkers and the community

  • Bring hustle, enthusiasm, heart and a love of shipping bug free software to their work

Main requirements

  • At least 2 years of experience in a QA role with some mobile experience on either iOS or Android or both

  • Functional and release regression testing

  • Manual testing on android and iOS devices, simulators and emulators

  • Establishing and maintaining QA processes and practices

  • Pull request review from a QA perspective

  • React Native debugging (Chrome/Flipper)

  • Writing automated e2e tests with wix/Detox 

  • Contributing to CI/CD processes utilizing Bitrise