Software Development and Operations Company

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Who we are

Cron is a collaborative software development and operations company. We are a client-centric firm offering a wide range of services for international startups, nonprofits and enterprise companies. Our services include custom software development, DevOps, consulting and outsourcing to ensure our clients receive the service and support they need.

We work by DevOps principles and use the latest tools and technologies based on open source software to ensure quality of service and to meet the expectations of our clients. Our focus lays in finding the most effective solution to meet our client’s needs.

To learn more about Cron, contact us today and let one of our representatives assist you and answer any questions you might have.


We offer a variety of services

  • Web application development

    We offer rapid web application and SPA development, from inception to completion, using latest technologies and standards. Our core experience is Ruby and Ruby on Rails or NodeJS but we don't refuse to step out of our comfort zone to pick a stack of your choice, or one which better fits the problem.

  • Systems

    Looking to build your own private cloud using OpenStack and Ceph, or just want to migrate existing workloads to AWS or other public cloud providers, we could help to achieve those goals. Also, we love container technologies and Docker.

  • Web services / API development

    If you need a mobile backend or a service to integrate with your existing architecture, we can advise and develop the best technical solutions for your business needs. We have knowledge in building scalable REST APIs and using message brokers like ActiveMQ and RabbitMQ.

  • DevOps / Release management

    We have experts that can help you with growing or existing DevOps solutions. Automation of various application stacks and CI environments using tools like SaltStack, Docker, Rancher, Vagrant, Bash scripting, Jenkins.

Our clients about us

  • We have been a customer of Cron for 3 years now. The service we receive has always exceed our expectations. The work performed has always been to a very high standard, delivered on time and on budget. 10/10 for service, quality, and value.

    Andrew Donehue Managing Director at BluePackets, Australia
  • We are a telecom company and need to deliver services 24x7. Team at Cron have been great delivering good services. He is always available when his attention is needed and we have been extremely happy with how he treats the services. Our customers are their customers.

    Richard Zheng President at ServPac Inc, Hawaii

Our team

  • Haris Krajina CEO

    Software developer for 10+ years. Primarily focused on Ruby/Ruby On Rails development stack but always ready to improve my knowledge by expanding to “right tool for the job”.

  • Sadžid Suljić CTO

    Full-stack developer with experience in developing on various application stacks. I strive to learn something new and apply the best practices on a daily basis.

  • Edin Pjanić COO

    Nearly a decade of experience in developing custom software for various startups. My weapon of choice is Ruby on Rails, but I’m eager to work with anything that best suits the current occasion.

  • Sanin Redžepović Software Developer

  • Adem Dinarević Software Developer


Latest tools and technologies


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