Join Our Team

CallApp is a TechCrunch disrupt finalist & Israel’s start-up of the year. We’ve now grown to the number 1 ranked Caller ID App in North America. CallApp is the world’s most comprehensive Caller ID, in which it identifies over 3 billion numbers. CallApp offers a unique office environment full of type B personalities. Everyone is transparent and fully accepting of each other. When we’re not working we enjoy eating Shawarma, hanging out with Shakira (our office dog, she is even better than the singer), and Cat Memes. Sure we like to have fun, but we’re here to work. Our office is extremely high paced with everyone having a lot of responsibilities. We are here to reinvent the way people communicate through one app install at a time. Saving the world is not an easy task, but it’s what we do. If you want to join our team full of industry-leading developers, product managers, and marketers, you’ve come to the right place.




Check out our open positions below. If you think you meet the requirements, make sure to apply!

requirement Senior Android developer / lead:
CallApp is looking for a talented, top-notch Android senior developer with very high programming and design capabilities. 
From designing the architecture, through talks with the product team on the look and behavior of the app, to optimizing for speed and finalizing the experience to the smallest details.
As part of the development team you will be responsible for creating new state-of-the-art UI and UX as well as implementing complex client-side algorithms and business logic reaching our multi-million user community.
Desired Skills and Experience:
At least 2 years Android experience – must
Experience in Android UI development
Thorough knowledge of Android architecture is a must
Experience as a team leader or technological leader is a big advantage
Experience in developing consumer applications – a plus
Very high level of programming and design capabilities.
Experience with social networks API’s – a plus
Strong team player with love of coding.
Able to work independently and as a team member.
requirement Senior Server developer / lead:

CallApp is looking for a talented and enthusiastic Server-Side/Backend developer, preferably with experience working in a production client-server (Mobile) environment.
As a senior developer in the server team, you will be responsible, among other things, to implement algorithms, develop a robust infrastructure that scales to millions of users per day, define and develop the API’s, perform tasks from end to end, deploy on the cloud (AWS) and more.
Desired Skills and Experience:
At least 4 years Java experience
At least 2 Years of backend development experience
Experience with the following technologies is an advantage: Spring, Apache Spark, MySQL, Cassandra, Linux.
Experience with Docker and Microservices Architecture is an advantage.
Experience with highly scalable platforms.
Experience with cloud architecture (AWS, etc.).
Experience with mobile applications a plus, but not required.
Experience with JSON and RESTful protocols.
Experience with NLP Algorithms is an advantage.

Experience with working on Big Data platforms is a plus
Strong team player with love of coding.
Able to work independently and as a team member.