Frontend Developer

Salary Competitive
TRIME is a start up with a goal to create most exciting, user friendly and fun tool for Personal Trainers and their customers (both existing and new) to simplify the process of finding, booking, paying and later rating training sessions. We are a growing team of passionate entrepreneurs & developers with background from fitness/training, tech, graphic design and sales. We are a diverse team regarding our experience and skills as well as nationalities.

About the role

We are looking for an iOS developer with knowledge (will to become expert :)) in React Native, that feels comfortable with Firebase and Firestore as well as have experience or interest in building mobile applications. As our team member you will be given the role of supporting and cooperating closely with our CTO as well as UX/UI developer and CEO. The role is a part time regarding time and it would suits perfectly University students (or anybody passionate and interested in coding and building apps). 



  • 0-1 years of professional experience with mobile development 
  • Knowledge in React Native and iOS app development
  • Experienced with the best UI/UX practices for iOS
  • Experience in integrating Web Services.
  • Good understanding of Firebase and Firestore
  • Ability to create excellent code with the team
  • Loves creative challenges 
  • Excellent communication skills in English
  • A pleasure to work with
  • Open for varsity working time schedule  



  • Experience building new products with an eye on maintainability and scalability
  • A degree in computer science or equivalent
  • Passion for training/fitness or health and wellness


Practical details 

We are looking for an intern with a possibility of employment in the future based in Stockholm. Remember PASSION is everything :) 

We are curious about who you are, what you can do and what you want. We look forward to receiving your application!

For questions about the role, please contact:

Pawel Krupa , Co-founder/CEO,


Perks and benefits

This job comes with several perks and benefits

Flexible working hours
Flexible working hours

Time is precious. Make it count. Morning person or night owl, this job is for you.

Working at

TRIME is a mobile marketplace app for Personal Trainers and their customers. Our mission is to simplify the process of finding, comparing, booking and paying for ONLY certified Personal Trainers. We are not only creating a booking app but also fun and motivating tool that will help our users in their journey to be more healthy and trainers to manage their administration and marketing in a simple and effective way. You want to meet with us? Lets grab a coffee and make something awesome together!   We are a diverse and passionate guys coming from different backgrounds. Our team is consists of specialists from their fields and a goal of making an amazing product is something that bounds us together.  We have specialists coming from both fitness/training industry as well as tech/design and business. Since we all are so different we constantly inspire each other and motivate to create a tool that will change training industry.  In our team there is always place for discussions and opinions, We building something TOGETHER and we are using each of the individuals strength to get closer to our goal.

Read more about TRIME