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Senior Software Engineer (React/Ruby on Rails)


Remerge is a fast-growing mobile advertising scale-up that has become the no.1 app retargeting company over the last 7 years with offices spanning Berlin, San Francisco, New York, Singapore, Beijing, Seoul and Tokyo. Remerge enables app developers to re-engage up to 3.3 million users per second across 1 million apps globally in order to increase retention and boost user lifetime value. We love data, designing for the user and anything that helps drive intelligent decisions.

Job mission

As a Senior Engineer in our Frontend team, you will be responsible for both the API as well as the frontend code. Part of your mission is to build and maintain the internal and client-facing applications used for managing the Remerge bidding system. You can expect to work with an exciting range of technologies in our stack, such as React, Typescript, Ruby (on Rails), Go, Kafka, Druid, ElasticSearch, Chef, C, Aerospike, TensorFlow, AWS, GCP and many more.

Job responsibilities

  • Implement new features to improve the work of your colleagues and our clients
  • Work directly with product managers to design new features
  • Continuously improve the quality of the codebase by refactoring and redesigning
  • Assist in onboarding and training of new team members
  • Participate in retrospectives and planning sessions
  • Review teammates’ code
  • Maintain a deep understanding of the Remerge product from a technical perspective

Job requirements 

  • A good understanding of underlying software development and computer science concepts
  • Previous experience with building single page applications in general but specifically with React
  • Desire to be involved in the full development process: idea, definition, implementation, review, deployment and maintenance
  • Previous experience with designing and implementing APIs 
  • Strong understanding of Ruby and Ruby on Rails is a plus
  • Interest to learn new technologies and work outside your area of expertise

Our promise

  • Unlimited vacation days - for real. We give you the freedom to figure out the most productive work-life balance for you
  • Mentorship program for technical and non-technical skills
  • A truly modern place to work: work from home, from our brand new office in Berlin, or remotely - your work environment is yours to design. We are a remote friendly-company on the way to becoming a remote-first one!
  • Generous remuneration package including virtual shares, a dedicated education budget
  • End of the year bonus determined by company performance
  • Travel to our offices around the globe for a short term assignment for up to a month each year
  • Comfortable work setup - laptop, phone, screen(s), standing desk etc.
  • Support for your setup while working from home
  • Wellness benefits such as sports memberships and internet reimbursements
  • Company events including breakfast twice a week, team lunches, birthday and milestone celebrations, quarterly team events and company-wide parties

Remerge is an Equal Opportunity Employer: all qualified applicants are considered for positions regardless of race, ethnic origin, gender, age, religion or belief, marital status, gender identification, sexual orientation, veteran status or disability. We're looking forward to your application!