Senior Frontend Developer
$4000 - $6000
Warsaw, Poland
Luna Labs is an app marketing software for mobile game studios to build high-performing playable ads via Unity plugins and JavaScript/WebGL engine, deploy creatives across the most efficient marketing channels and analyze UA strategy. In Feb. 2021, we teamed up with ironSource, the leading business platform for the app economy.

One of the most important components of Luna Labs is Luna Playground, a web platform that enables our partners to create unlimited&no-code iterations of playable ads, run integration with networks, measure performance and automate creative optimisation.

About the role

We are looking for a Front-End Developer to help us scale up the Luna services faster and more efficiently.


  • Develop and maintain the Front end of Luna Playground;
  • Design and implement new services for Luna Playground;
  • Ongoing ​​code refactoring and improving


  • 4+ years of experience with JavaScript
  • 3+ years of experience with React
  • In-depth understanding of HTTP/HTTPS, API design practices
  • Knowledge of Back-end basics
  • Strong skills in HTML/CSS (SASS)
  • Proficient in OOP, SOLID principles, ТDD, BDD methodologies;
  • Experience with Unit Testing, Functional Testing and/or Integration Testing
  • Advanced user of Atlassian: Jira, Bitbucket, Confluence etc.
  • Strong self-organization skills and proactive spirit
  • English B1+


  • Experience in Ruby on Rails or Node.js
  • Experience in Docker (docker-compose, docker swarm)


Work in a highly professional team with a friendly community spirit and supportive environment
Education: 50% compensation of costs for various courses, certifications, proficiency exams, and events
Luxmed health insurance (after the end of the probationary period)
Equipment provision (with buyback or return upon the contract termination)
Paid vacation — 20 workdays per year, 100% sick leave payment, 5 sick days per year
Additional compensation benefits
English classes 2 times a week
Legal and Accounting support if requested
Join the team ✨
Let's talk about the position or simply apply!
Aliaksandra Zabiran
Lead Recruiter
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