Front End Developer

  • Jones Lang LaSalle Sp. z o.o.
  • Warsaw
  • Employment contract


Experience level: Mid
  • Experience in Creating Restful APIs
  • Ability to think critically, solve problems creatively and effectively
  • Ability to challenge other (also more senior) team members regarding functional user experience of discussed solutions 
  • Passion for data & analytics will be a plus
  • Experience in supporting BI/IT solutions or data visualization – will be a strong plus
  • Experience with Tableau & Tableau API, QlickView, MicroStrategy or other data visualisation tool will be a strong plus
  • Fluent English is a must


Necessary on this position:
  • JavaScript
  • HTML
  • Node.js
  • CSS
  • React
  • MS SQL
  • Git
  • Angular
Necessary and we can teach you:
  • TypeScript
  • Redux
  • REST
  • LESS

Project you can join

The objective of this role is to provide support in application development design & creation of top level user experience to Business Intelligence (BI) JLL’s Centre of Excellence in Warsaw. The role will be primarily responsible for development of commercial web applications.

  • Develop front-end solutions based on JavaScript, Typescript, React, Redux, GIT, HTML, CSS, REST, LESS, node.js
  • Understand business/client requirements: ensure the solutions & services provided are relevant and address the key business needs.
  • Collaborate with BI developers and business experts to define and implement bespoke, user experience focused web applications
  • Supporting development of applications architecture (front-end & back-end)
  • Creating, modifying and implementing prototypes to support evolving software application development
  • Assisting in developing design concept and implementation providing input on user design considerations

Work time division

New features
Bug fixing

How we code?

  • Version control: Git
  • Style guide
  • Code review
  • Pair programming
  • Static code analysis
  • TDD
  • BDD
  • Code metrics
  • Knowledge database

How we test?

  • Unit tests
  • Integration tests
  • System tests
  • Pentests
  • Performance tests
  • Manual testing
  • Test automation
  • CI


  • Laptop
  • PC
  • Additional monitor
  • Headphones
  • Personal container
  • Phone
  • Freedom to pick your tools
  • Operating system


  • Healthcare package
  • Healthcare package for families
  • Financial bonus
  • Equity
  • Cold beverages
  • Hot beverages
  • Fruits
  • Snacks
  • Lunches
  • Conferences
  • Trainings
  • Books
  • Car parking
  • Bicycle parking

Contact this employer

Jones Lang LaSalle Sp. z o.o. is a Data Controller ...