Frontend Developer - Mobile (m/f/d)

Lisboa ou Braga, Portugal

Infelizmente o prazo desta vaga expirou.


Knower™ Tech is a brand belonging to the Wellow™ Group that aims to match qualified professionals with the market.



Minimum experience: 

  • Comfortable working with React JS and React Native 
    • JS 
    • Jest — unit 
    • Cypress / playwright - E2E 
    • GraphQL + Nodejs 
    • Typescript 
  • Unit, Integration and End to End Test experience 
  • Experience of CI systems 
  • Comfortable with version control systems (Specifically but not limited to GIT) 
  • Strong problem solving and skills 
  • Exposure to or appreciation of agile development
  • Strong JavaScript experience 
  • 4+ years’ experience
  • Great English language skills (at least B2)

Desirable experience: 

  • Contact with mobile native technologies (Android and iOS) 
  • Comfortable working in a fast-paced, dynamic environment 
  • Bachelor’s Degree 

What we offer:

  • Salary package and contract compatible with experience and ambitions
  • Benefits (day off on birthday, health insurance, extra vacation days, admission kit, various get-togethers, etc.)
  • Training plan and continuous learning environment
  • Skills development opportunities
  • Excellent work environment
  • Hybrid work model



We believe that talent overcomes age, gender identity, ethnicity, political or religious orientations, it overcomes barriers of expression, educational levels and physical limits. Our commitment is to the merit of those who seek to be a better version of themselves every day! For this reason, we seek to ensure that our recruitment and selection process is inclusive and respects the individuality of each person, creating a healthy and happy experience for those who come across us. Learn more about our commitment at!