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Senior Frontend Developer (m/f/d)

Serbia - Belgrade, Novi Sad

Over the past 20 years, NETCONOMY has grown from a startup to a 500-people team working across 10 European locations. We believe in the power of agile and cross-functional collaboration, bringing together people from various backgrounds to create outstanding digital solutions.


As a Senior Frontend developer at NETCONOMY, you will be responsible for implementing high performance E-commerce solutions for mid to large scale enterprises by working closely with engineers and designers in a distributed, diverse and passionate team, delivering the most value to our clients. 

Your job’s key responsibilities are:

  • Contributing in developing high performance web solutions within our agile and cross-functional teams
  • Working across the entire web stack with NodeJS and React in TypeScript utilizing our own in-house framework Archibald
  • Building experiences for customers by optimizing the user experience
  • Effectively supporting with browser and performance optimization by realizing solutions considering non-functional requirements
  • Successfully implementing responsive designs with SASS and ensure cross-browser compatibility
  • Delivering high quality by introducing tests with JEST and the React testing library
  • Proactively assisting with the evaluation and introduction of innovative frontend technologies


Essential Skills 

  • At least 5 years of experience working as a Frontend Developer or in a similar role
  • Experience / relevant background in web development with JavaScript/ES6 or TypeScript (React)
  • Familiarity with a variety of web browsers and their compatibility issues
  • Understanding how to use agile development tools, such as JIRA, Confluence
  • Experience with modern source code management tools like GitHub or GitLab
  • Practical experience with accessibility, performance analysis and usability
  • Knowledge of concepts like Server-Side Rendering and Progressive Web Apps is solid
  • Excellent English skills (B2/C1)

Beneficial Skills

  • Experience with CI/CD tools and automated pipelines
  • Experience in e2e testing with Cypress or Playwright


Even though we are one company, it’s worth mentioning that each location has its own unique aspects. We aim to provide similar perks in all our offices, but sometimes that can be a bit tricky. Anyway, here’s a glimpse of what you can expect:

  • Flexible Working Models: Early bird or night owl? Thanks to our flexible working models you start your work day when and where it fits you best.
  • Career Development & Onboarding: Start your journey in Netconomy with a structured onboarding and mentoring phase and continue with individual training opportunities. Our training department, NETCADEMY, will find the best solution for you!
  • Company Summit: Exchange professional and personal experiences at our annual in-house conference! One of the highlights of our company Summit is the vibrant networking environment it cultivates.
  • Social Events: Join your colleagues and build new connections at our social events like pizza & games evenings, hiking, and Christmas party, and celebrate milestones together. It´s on us!
  • Snacks and Wellbeing: Fuel your productivity and taste buds with our monthly meal allowance and discounts at partner restaurants.
  • Mobility Support: Choose eco friendly transportation! As we take our responsibility for the environment seriously, we support your climate-friendly transportation costs.