Logo of Crossword Cybersecurity

React Developer

Remote or Kraków, Poland
Photo of Dilshoda Shamsieva
Dilshoda Shamsieva
Must have skills:
Nice to have skills:
AWSDockerFlutterJavaKotlinReact Native
Considering candidates from:
Romania, Bulgaria, Croatia, Slovenia, Slovakia, Greece, Baltics, Poland, Belarus and Ukraine
Work arrangement:
Onsite or remote
Information security
Visa sponsorship:
Company size:
51-200 employees
Logo of Crossword Cybersecurity

React Developer

Remote or Kraków, Poland
Crossword Cybersecurity is a technology commercialisation company focused on the cyber security sector. They turn scientific research into reality by covering the entire commercialisation process from paper to product. They work closely with their university partners to turn their cutting edge ideas into software products. They work with Blockchain, Machine Learning, Cloud and whatever is needed for the software to perform.
Right now they are looking for a Frontend Engineer who will cooperate with UX designers, product owners, architects and software engineers to deliver prototypes and frontend applications. In a team consisting mostly of full-stack developers, you will have a unique opportunity to shape the software and the technology stack.

  • Participating in all aspects of frontend development: design, prototyping, implementation, maintenance
  • Being aware of and choosing modern software development trends, standards and best practices
  • Developing well-designed, testable, secure and efficient code in line with specifications
  • Active participation in code review processes
  • Identifying and developing areas for improvements and revisions in the current projects
  • Estimating efforts, identifying risks, meeting project schedules
  • Cooperating with UX designers, full-stack developers and product owners.
  • Coordinating the efforts and cooperating with other developers, designers, business analysts
  • Keeping up-to-date with modern tools and Crossword’s chosen toolsets in particular
  • Minimum 5 years of experience in software development for digital products and services
  • Experience in web application frontend development
  • Very good knowledge of ReactJS
  • Knowledge of JavaScript, Typescript and frontend build systems
  • Knowledge of frontend design patterns and best practices
  • Experience designing UIs and prototypes
  • Experience with working with APIs and API-related tooling: OpenAPI, Selenium, Postman
  • Experience with Git and GitHub
  • Experience and knowledge of software development lifecycles and the commonly used tools supporting the development process
  • Experience in mobile development or design would be a plus
  • Experience in cross-platform technologies (ReactNative, Flutter, PWA) would be a plus
  • Flutter
  • Shell scripting
  • Docker
  • AWS
  • Java
  • Kotlin
  • Opportunity to work either onsite or remotely
  • Flexible working hours
  • Car parking, bike parking
  • Comfortable office
  • Equipment: Macbook, screens, keyboard, mouse, headset
Interview process: 
  • Intro call with Toughbyte
  • 30-minute culture fit interview with Crossword Cybersecurity HR or home-based test assignment 
  • Technical meeting 1,5 - 2 hours (mainly focused on theory and case studies, but it might happen in some cases that live coding will be included)
  • Final interview  

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