Senior Fullstack Developer


In Rumble Fish we highly value willingness and ability to learn new things and extend skills towards operating on a full stack level.
This position is also ideal for someone who is proficient in one field and wants to expand his capabilities to other aspects of development.
This an opportunity to work in the team that stands at the forefront of technology and share a common passion in building complex software and distributed systems.


11,000 – 17,000 net on B2B

Essential Skills and Capabilities:

  • Experience in working with NodeJS
    • express
    • sequelize
    • jest
    • lerna
  • Experience with Docker
  • Experience in working with AWS using Serverless framework
    • CloudFormation
    • SQS
    • S3
    • CloudFront
    • RDS
    • ECS
    • Cognito
  • Experience with PostgreSQL or MySQL
  • Experience in designing and developing REST APIs
  • Experience in working in Jira / Asana, Agile, Scrum & Kanban

Nice to have:

  • React
  • MaterialUI
  • Redux, Saga
  • Experience in Python
  • Experience in Go
  • Experience with Blockchain, Solidity, Truffle
  • Experience with React Native (because we also work with mobile applications)

We offer:

  • Flexible working hours
  • Lovely office in the heart of Cracow
  • Multisport card
  • Private medical care
  • Paid time off
  • English classes
  • Training/conference budgets
  • Healthy snacks, fresh fruits, beverages and coffee
  • Play/chillout room
  • Internal workshops & hackatons

Feel free to share links to your projects, GitHub/GitLab repo or anything else you’d like to share :)
Drop us an email:

Join us and let's have fun while building the future!

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Senior Fullstack Developer



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