Senior React JS Developer (f/m/d) // HeyJobs

As a part of our fast-growing team, we are looking for a Senior React JS Developer (m/w/d) who will contribute, take ownership, and help us scale our product and internal tool, with the focus on offering excellent service to our clients.


  • An impactful role: You are part of our R&D team and get to take on more ownership in your area of expertise, working closely with other stakeholders in the business and sharing your knowledge with other developers. You will additionally engage in the development of future features.
  • An international and diverse team: Every individual matters – as a team of more than 20 different nationalities we value the synergy of different cultures, personalities and backgrounds. We bet on diversity, with women in 27% of our tech and 39% of our leadership positions.
  • Room for growth: We take a personal interest in your perspectives and development, so every employee has a budget for educational purposes (e.g. attending conferences, taking courses, language class) and realistic options for career development within the company, with continuous feedback and performance reviews.
  • A quality oriented development culture: Comprehensive automated testing is a key part of our development process. We like knowledge sharing, pair programming and thorough code reviews.
  • The perks of a start-up: Think of the benefits that a startup generally offers. On top of that, we celebrate every single success with our team, pride ourselves on our transparent feedback culture and thrive on the opportunity of working with smart and collaborative teams.
  • Our environment is built on AWS and we use various AWS services (ECS, S3, Redshift, Lambda, etc). We deploy applications using Docker images with CircleCI, and Jenkins pipelines run our machine learning algorithms. Our infrastructure is built for Agile development, and our developers deploy features to production multiple times per day with CI/CD.


  • You work on our user-facing single page application and our internal application using ReactJS / Redux
  • You play an integral part in shaping our frontend architecture for scalable growth, share ideas and discuss different approaches
  • You impact our team OKRs by working cooperatively and integrating features end-to-end
  • You participate in API design and maintenance
  • You mentor and guide junior and mid-level engineers technically in your area of expertise via code reviews, pair programming and workshops, and represent HeyJobs in Meetups and in the Community


  • Passionate Frontend Developer skilled with JavaScript (ES6), HTML and CSS
  • 5+ years of professional web development experience with modern JavaScript frameworks and proven experience with React JS
  • Experience with Javascript testing tools (we use Jest, Enzyme and wdio)
  • Familiarity with modern front-end build pipelines and tools (we use webpack)
  • You value and take responsibility for the quality of your features, including writing your own tests (unit, functional and integration) and reviewing team members’ code
  • You are fluent in English and have excellent written and verbal communication skills
  • You enjoy working in a team and are looking for a place where you can grow together

Are you curious about the startup culture at HeyJobs? Take a look at our Kununu (4.52/5) or Glassdoor (4.9/5) ratings!

HeyJobs is a Berlin-based Recruiting Tech Start-Up that helps employers recruit at scale by leveraging several machine learning algorithms. Our Talent Acquisition Platform identifies both active and passive candidates on 1000+ channels and pages that match a job profile and wins them through an optimised application and assessment flow. The result: Predictable Hiring™ at scale with a significantly increased qualified candidate delivery, resulting in a drastically reduced cost per hire. HeyJobs is now serving over 600 clients including household names such as Deutsche Bahn, United Parcel Service, PayPal, FiveGuys, Douglas, Edeka, Maredo, Vodafone, and Securitas. Our clients have made tens of thousands of hires through HeyJobs to date. The success of the innovative solution is fueled by a team of more than 100 experts located in Berlin, and a company culture that was voted best in class on Glassdoor, and officially recognized by LinkedIn, rivaling tech giants like Google, Hubspot, and n26.