Lead Javascript Developer


Company Description

We Dream. We Do. We Deliver.

As a full-service, data-driven customer experience transformation, we partner with Top 500 companies in the DACH region and in Eastern Europe. Originally from Switzerland, Merkle DACH was created out of a merger Namics and Isobar - two leading full-service digital agencies.

Our 1200+ digital enthusiasts are innovating the way brands are built, through providing expertise in Digital Transformation strategy, MarTech platforms, Creativity, UX, CRM, Data, Commerce, Mobile, Social Media, Intranet and CMS. We are part of the global Merkle brand, the largest brand within the dentsu group, who shares with us a network of over 66,000 passionate individuals in 146 countries.

This role is designed to be performed by professionals and is responsible for execution of project management competency for our business clients. The project manager manages the delivery of the project from the very beginning (team setup, budget review, initiation of project kick-off with team and client) throughout the whole lifecycle of the project until the completion and formal closure of the project. He/she is also responsible for internal and external reporting of project status and progress (workload progress, finance status, etc.), for implementing and executing processes for managing risks, issues and changes during project and also for completing the project in the defined budget and profitability level.

Job Description

  • Developing new user-facing features using React / Angular / Vue or using Vanilla JS
  • Building reusable components and front-end libraries 
  • Translating designs and wireframes into high-quality code 
  • Optimisation of components for maximum performance across a vast array of web-capable devices and browsers 
  • Design front-end architectures for component library integration with multiple platforms
  • Experience in project estimation techniques, architecture and design patterns and performance engineering 
  • Shaping and implementing technology/business solutions to contribute to client organizations competitive differentiation
  • Collaborates with other team members to implement user stories, write tests, and continuously deliver new/improved product functionality


Required Qualifications

  • Bachelor’s degree in Computer Science or related field
  • 6+ years experience with React / Angular / Vue
  • Knowledge of a popular React / Angular/ Vue.js workflow (such as Redux / NgRx / Vuex)
  • Knowledge and experience with full software development lifecycle (SDLC)
  • Experience with Lean / Agile development methodologies
  • Experience in engineering practices such as code refactoring, design patterns, test-driven development, continuous integration, building highly scalable applications, application security.
  • Experience with TDD and testing frameworks such as Mocha, Jest, or Jasmine
  • Experience in understanding business requirements and translating them into technical requirements

Preferred Qualifications

  • Experience with common front-end development tools such as Babel, Webpack, NPM, etc is a plus
  • Knowledge of newer specifications of EcmaScript
  • Knowledge of modern authorization mechanisms (ex: JSON Web Token) is a plus
  • Understanding of Digital Service and Customer Experience
  • Familiarity with modern front-end build pipelines and tools 
  • Ability to work in diverse teams
  • Analytical skills
  • Desire to work in a Global delivery environment
  • High energy and passionate individual who inspires teammates to reach their maximum potential
  • Desire to work on internal open-source projects

Additional Information

Additional information

Why you should work with us?

  • We are cooperating with an all types and sizes of clients from all around the world which allows us to provide a very diverse portfolio of projects and technologies to choose from to our people.
  • You will be part of a startup-minded branch of a company with a very strong and stable background.
  • Your contributions will have a distinct impact on our clients

With us, you will become part of: 

  • An international team, where you can gain new/relevant experience.
  • A dynamic environment where you will never happen to fall into a routine work.
  • Career path growth astounding – client grows, our team grow, you grow!
  • Start-up agile atmosphere.
  • Friendly international team of creative minds


And we offer even more!


🏥 Premium package private health insurance (for you, your spouse and children), insured sum of 100.000 EUR/year.

⏰ Flexible working hours and hybrid way of working (work from home and/or work from office)

👩‍⚕️100% paid sick leaves for a period not exceeding 30 calendar days

🎯 Fully covered certifications for technical roles in Salesforce, Adobe, Microsoft etc

🎓 Full access to Dentsu Academy, LinkedIn Learning, on-site learning sessions

🏝  25 days of vacation + 3 wellness days + 2 volunteer days

🍹 Team events: company parties, after hours gatherings, board games and team buildings

🥪 Snacks, fruits, and sweets in the office

🏀Fit Pass special offer for you and your partner/children

☀Rooftop lounge with an amazing view on whole Belgrade

🌇Office in the heart of Belgrade city centre

🏓Table tennis top, video games, karaoke set

💸 Referral bonus program

Aleksandar Žišković
Talent Acquisition Business Partner
Phone:  +381 69 789 083

You have questions about the job? Then write us an e-mail.

Merkle Recruiting-Team Deutschland
Our recruiting team is looking forward to hearing from you.

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