Software Architect/Principal Engineer, Front End

Job description

Unique, exciting, fun-loving, and fast-growing – Welcome to Docler Holding! Since launching in 2001, we have created products and experiences that entertain millions of people across the globe. We now serve more than 50 million users a day and are consistently amongst the top visited websites in the world with following in the millions!

Some of our top-ranking websites include:, a market leader in the live streaming industry, a platform that helps people make authentic connections, a pioneer in the online spiritual space and the world’s biggest live spiritual site


The salary offered for this position is between 102.000 - 180.000 EUR gross per year, depending on your experience and qualifications

With us, you will…

  • Consolidate all MSC frontend development efforts with proven and effective approaches (velocity development)
  • Lead FE refactoring of MSC SPA (PWA) implementation
  • Create a RAD process to increase feature delivery speed
  • Design, develop, and maintain Front-End applications, libraries, and tools
  • Create technical specifications
  • Manage Unit and Integration testing strategies
  • Mentor fellow developers
  • Participate in the research of new technologies and solutions
  • Work closely together with Back-End developers


What we expect from you…

  • 5+ years of experience coding in Vanilla JavaScript with high-availability, high-performance and scalable systems
  • Understand the reason behind best practices (e.g. React function components, hooks, contexts etc.)
  • Understand architectural patterns and their usefulness for browser applications
  • Knowledge about multiple programming paradigms (imperative, functional)
  • Strong knowledge of design patterns
  • Experience with React
  • Solid understanding of the JavaScript ecosystem (Node, NPM)
  • Proficient in TypeScript
  • Understand ServiceWorkers, XP; RDB, NoSQL, GraphQL experience
  • Strong knowledge about programming principles (SOLID)
  • Extensive experience in HTML, CSS3 (flex, grid) and Preprocessors (SASS, LESS)
  • Able to use the Command Line for everyday actions
  • Familiar with Front-end build tools: Webpack, Gulp, Babel
  • Knowledge of Unit Testing and Test-Driven Development
  • Knowledge of RESTful APIs design
  • Basic knowledge of Domain-Driven Design
  • Good documentation skills
  • Good communication skills
  • Upper-intermediate English knowledge (B2) or higher

What’s in it for you

  • The opportunity to have huge and amazing influence, in what we know will be a career-defining role.
  • The skills and experience you bring add to our collective strength. In addition to all the exciting things that lay in store for you, we offer an attractive compensation package along with a generous relocation package to help you move.
  • We take pride in ensuring that you remain healthy and offer private health insurance for when you don’t feel so great.
  • We believe in working hard as well as taking time off to recharge. On top of the 26 days of annual leave, you get additional days the longer you work with us.
  • And lastly, a fun, friendly and collaborative work culture where we guarantee there is never a dull day!

Docler Holding is an equal opportunity employer. We believe in the power of a diverse team and we strive to create an inclusive environment that helps everyone be their authentic selves at work. Our squad is made up of more than 30 nationalities and it is this diversity that makes us who we are today.

Join the #DoclerSquad to create new and exciting things, to have fun, and help shape the #LifeAtDocler.

Are you ready to unleash your power?


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