Front End Developer

About The Position

We are looking for Frontend Developer to join our Warsaw R&D Team located in the heart of Warsaw at Hoża 51 Street! 

We're building a solid team which cares about code and company culture. We are developing several products: Promo video editor ( and mobile applications supporting the main business. 

We just started working on a new product and you will take a meaningful part in our development and be a key member of the product team. 

Zero Code Legacy! You're in the developer's heaven - you can design and develop from scratch new product, that will be used by millions of people, all over the world.

Who we are

Promo - previously Slidely is a visual content creation platform helping people, businesses and brands create beautiful visual content. Founded in 2010, Slidely helped over 200 million people create, discover, and share videos. In 2016, Slidely launched Promo, an easy-to-use video platform with a mission to empower businesses of all sizes to grow online with the power of video. 

We are now making over $1.5M monthly recurring revenue - MRR.

Since its launch, Promo grew rapidly and has acquired tens of thousands of paying customers, creating lots of videos, driving Promo to a double digit annual revenue growth rate.

Promo is changing the way people create content and market their businesses online. We are an official Facebook and Instagram Marketing Partner and Product Hunt’s B2B Product of the Year.

In 2017 Promo acquired Polish Startup UnStock, a mobile-first UGC (User Generated Content) video marketplace. The company is headquartered in Tel-Aviv and has an office in Warsaw.

What will you do?

You will take a meaningful part in our development and be a key member of the product team. As part of our team, you will work closely with product managers and engineers and have a huge impact on this new product.

The team is tight, with no big egos, and welcomes engineers to come and join in on the adventure. Engineers frequently host sessions where a new idea or software engineering practice is discussed — this ensures that everyone in the team is constantly learning.

Here are some of the people you would be joining: KamilTomaszPawełBartek - feel free to connect with them.

What do you need to succeed?

  • Strong understanding of JavaScript, its quirks, and workarounds.
  • Knowledge of web markup, including HTML5 and CSS3.
  • Understanding CSS pre-processing platforms, such as SASS.
  • Intimate knowledge of cross-browser and cross-device development.
  • Ability to write high-performance, reusable code for UI components, including appropriate testing.
  • Familiarity with RESTful APIs.
  • Experience with React.js.
  • Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
  • Nice to have knowledge of React.js workflows (such as Flux or Redux).
  • Nice to have experience with Social APIs (Facebook, Google+, YouTube, Twitter).
  • Familiarity with code versioning tools such as Git.
  • Fast learner, solutions & results oriented with a thirst for knowledge.
  • "Can do" attitude, proactive, team player.


  • Starting at 17.000 - 20.000 pln net B2B.
  • 26 days of paid holiday
  • Cool, industrial-style office in the center of Warsaw (Hoża 51)
  • Medicover healthcare package
  • Casual atmosphere, great team of talented people
  • Happy Hours Thursday (we order super tasty food to the office)
  • Fruits, fresh juice, great coffee and sweets in our kitchen
  • VR games in the office 🙂
  • Company events. We want to stick together 🙂
  • Integration trips to Tel Aviv headquarters.


Apply for this position: is the #1 Video Creation Platform for Businesses and Agencies

What Are We Doing?

We make creative videos accessible to all businesses, providing ready-made video templates, over 14 million premium video clips, curated licensed music and a user-friendly editor.

image 1 image 1 sub Team

The team is a creative and passionate group of professionals who bring their expertise and innovation to every project. We take pride in working collaboratively and constantly test and advance our efforts to remain industry leaders.