Mimi Hearing Technologies GmbH

Mimi Hearing Technologies GmbH

Berlin, DE

Senior iOS Developer (80-100%)

€66,000-€75,000 / YEAR


To help us bring amazing hearing technology to more people around the world, we are looking for a Senior iOS Developer (f/m/d) for full-time employment in Berlin.

NOTE: With this role we are happy to support flexible working and accept candidates looking for a working week of 32-40 hours (80-100%)

As our Senior iOS Developer (f/m/d) you will…

  • Develop, maintain and document our iOS frameworks and apps
  • Closely work with your colleagues on concepts and encapsulation strategies
  • Provide technical partner support when needed
  • Define and maintain the technical vision for our iOS products
  • Make technical debt visible and coordinate improvement plans
  • Maintain and contribute to a high standard of code review
  • Support major company releases
  • Promote a healthy exchange of technical topics and ideas
  • Act as a consultant and mediator in technical discussions


  • 5+ years of professional experience as an iOS developer
  • Deep knowledge of UIKit and Cocoa Touch
  • Proficient in Swift 5+ and basic knowledge of SwiftUI
  • Experienced in building testable, scalable solutions and architectures
  • Familiarity with Continuous Integration, Git and Xcode
  • Fluent in English


  • Experience building frameworks for Apple platforms
  • Familiarity with Objective-C
  • Experience with AVFoundation and audio on iOS


  • A salary band of 66,000 – 74,400 EUR Gross
  • A top-caliber, diverse and international team of dedicated domain experts
  • Flexible working and full responsibility for your own projects
  • A hybrid way of working with remote working opportunities and equipment
  • Company laptop
  • Yearly education budget and a company culture that nourishes personal growth
  • Modern office working equipment plus plenty of audio perks and cool toys to try out
  • Team-building events, and an annual summer event
  • Flexible holiday policy
  • Monthly Lieferando credit
  • Bi-weekly live streamed yoga sessions
  • Corporate benefits program with over 100 discounts for gyms, travel etc
  • The opportunity to make an impact on an untapped market and contribute to the development of a truly innovative product and company

Find out more about us on our website: https://mimi.io

About Mimi Hearing Technologies GmbH

Will you fit our culture? At Mimi, we pride ourselves in the amazing team we have built. A team that amplifies connections; both within our team, and for our users. A team with a strong and diverse culture, loving and respecting towards everyone's individual strengths but also their imperfections. We are solving a real problem through strong emergent leadership and ownership; proactively seeking out challenges, tackling them boldly and inspiring everyone involved. We are committed to creating a culture which nourishes personal growth as a basis for company growth. We are a learning organization; we love to work with people who take initiative and are not afraid to try, fail and try again. In doing so we create a learning environment. We don't wait to get to the perfect solution but ask for feedback early. This can be your workplaceAs one of the most promising startups in this field, Mimi is developing software that improves sound for the individual's hearing ability, based on the biology of the human ear. Our processing is already built into several audio products, and we are expanding our network of partners in consumer electronics. Our challenge is to create a platform of modular, easy-to-integrate products that bring scientifically improved audio to a wider audience.The Mimi team is a diverse group of innovators with strong expertise in audio engineering, product development, hearing science, partner relations, and communications. Our Hearing Test is the most accurate hearing test app in the App Store, while our sound processing software has been integrated into some of the most high-end consumer electronics brands such as Loewe or Beyerdynamic.Joining Mimi means you‘ll get the chance to help shape a truly innovative product in a budding market. As we’re still a young team of ±60 people, your input will surely make an impact. This is a chance to help grow a world-class design team from the ground up.Working on something new brings together a bunch of people who are crazy enough to believe that the future doesn't just happen, but needs to be actively shaped. That means plenty of exciting challenges, and wild ideas flying around all the time.