We are hiring:

Lead/Senior JavaScript Engineer



We are looking for a highly talented and motivated engineer who is not shy to make bold decisions and to lead others for our new team in Sofia. We are at the start of our journey and provide the opportunity to build an architecture from ground up with all the tools and frameworks available today. You will work directly with the company's founders and executives. You will be the first engineer of many to come.


  • You’re an engineer that has excellent oversight of the trends and development in the engineering community
  • You have excellent communication skills, who will have to steer the engineering efforts of the company
  • You understand the sensitivity of data we are handling and highly aware of proper measures to protect our customer’s privacy
  • You can drive the architecture of a mobile / web app back end and front end
  • You aren’t just a coder, but also appreciate proper development processes and approaches.


  • In depth knowledge and experience of JavaScript / Typescript
  • In depth knowledge and experience in multiplatform mobile development frameworks, such as React Native, Cordova or alike
  • Knowledge of AWS or GCP
  • Knowledge of document-based databases like MongoDB or CouchDB
  • Experience in leading and training other engineers
  • Fluent business English (spoken and written)

Questers Perks

    • Innovative & Agile Teams

      Innovative & Agile Teams

    • Challenging Projects & Leading-edge Technologies

      Challenging Projects & Leading-edge Technologies

    • Friendly & Supportive Atmosphere

      Friendly & Supportive Atmosphere

    • Socially Responsible Company

      Socially Responsible Company

    • 25 Days Paid Leave

      25 Days Paid Leave

    • Supplemental Health & Dental Care

      Supplemental Health & Dental Care

    • Competitive Remuneration Package

      Competitive Remuneration Package

    • Exceptional Social Package & Special Discounts

      Exceptional Social Package & Special Discounts

    • Tech & Soft Skills Training

      Tech & Soft Skills Training

    • Team Bonding Events

      Team Bonding Events

    • Fruity Afternoons

      Fruity Afternoons

    • Beer Thursdays

      Beer Thursdays

    • Excellent Office Location & Facilities

      Excellent Office Location & Facilities

    • A Wonderful Mountain-view Terrace

      A Wonderful Mountain-view Terrace

    • Free Bike Parking & Showers

      Free Bike Parking & Showers

    • Relaxing & Gaming Areas

      Relaxing & Gaming Areas


Equal Opportunity Employer

Here at Questers, we hire great people. No matter how you identify and where you’re from, you can belong here. What’s most important to us is having an inspiring, dynamic team who live our values of collaboration and excellence every day. And we're completely committed to fostering an open, supportive and inclusive culture where everyone can focus on just being themselves while also reaching their full potential.