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Front End Developer

Location: Lublin or Warsaw, part-remotely, part-time (subject to discussion)


  • Cooperating with the creative team and all other stakeholders to ensure that project objectives are met as expected
  • Implementing functionalities based on project the specification 
  • Maintaining compliance with architectural principles specified in the project
  • Code refactoring and architecture improvements
  • Finding optimal solutions independently
  • Working in development teams to analyze requirements and create solutions
  • Ability to stick to the deadlines
  • Actively proposing new web solutions and frameworks in accordance with the project requirements and market trends
  • Caring for the highest quality of code

If you possess these skills:

  • Solid HTML5, CSS3, JavaScript (ES6), RWD knowledge
  • Experience in writing code from scratch with the use of modern Front End JavaScript technologies (such as ReactJS or Angular)
  • Practical knowledge of design principles, typography, user interfaces, Web standards and usability
  • Knowledge of Adobe Photoshop/Illustrator basics
  • Familiarity with Visual Studio, Git
  • Practical knowledge of design patterns & the best practices
  • Positive attitude
  • Good communication skills
  • Intermediate English skills (B1)

We can offer you:

  • Work in an experienced team with the use of the best practices (SOLID, Clean code), 
  • Work-life balance - possibility of flexible working hours and home office, 
  • Casual start-up atmosphere (If you want to listen to music while coding or relax during table tennis roundfeel free :)) 
  • No stiff structure 
  • No dress code, 
  • The best view from one of the highest viewpoints in the city 
  • English classes with a native speaker and top class polish tutor during work hours 
  • Chill room, 
  • Company sponsored events 
  • A transparent contract and comfortable employment model (you choose the type of contract),  
  • In the office to drink types of teascoffeesYerba mate chosen by you and teammates. 

If you have the qualifications mentioned above and are interested in joining the team, send us your CV to

About JMMJ:

JMMJ has completed IT projects across Europe and North America. The firm was founded in 2008, and we are a Microsoft Certified Partner since 2009.