Emil Osmanbegovic

Senior Ruby and JavaScript web developer.

Focused creative problem solver,
working in software development since 2016.
Skilled communicator with in-depth technical knowledge.

Currently based in Hungary and working remotely.


Tech skills:

  • Ruby, Rails
  • JavaScript, React, Next.js
  • PostgreSQL, MongoDB
  • Linux, Bash, Scripting
  • Docker, K8s, GitHub Actions
  • Microservice architectures
  • Agile development practices
  • Git
  • here's a running list of things I tinker with


Freelance Ruby developer

December 2022 - Present

Working full-time on Ruby projects.
Currently with a client in the insurance industry.

Technical Architect at MentorMate

March 2022 - November 2022
Sofia, Bulgaria

Helping companies through digital transformations using cloud technologies.


  • Managing teams and projects
  • Communicating with clients and leading meetings
  • Creating architecture diagrams
  • Performing highly open-ended and conscientious work
  • Writing documentation and giving presentations
  • Relaying information to technical and non-technical people
  • Working across departments with designers, BAs, PMs

Senior Ruby developer at MentorMate

November 2020 - November 2022
Sofia, Bulgaria

Full-time Ruby developer.
Taking on leadership roles and mentoring junior developers.

Full-stack web developer at Sideqik

November 2018 - March 2020
Atlanta, USA

Worked full-stack in a startup environment, developing an influencer marketing platform.

  1. Frontend Overhaul - Contributed to migration of frontend from Rails server-side rendering / Spine.js to Ember, then used Ember to build and document a component library and accelerate future development.
  2. Major Features - Contributed to the frontend and backend development of:
    1-on-1 and bulk messaging with merge tags, let customers do much more of their marketing process without leaving the app • Ember, Rails, Gmail API, Twitter DM API, SMTP

Web developer at aac.digital

Jul 2017 – October 2018
Budapest, Hungary

Full-time Rails developer. Worked on projects for clients like METRO, Telenor, Jamie Oliver, BRF S.A., Zsidai Group. Learned the Ember.js frontend framework.

Freelance Web Developer

November 2016 – Jul 2017

Started professional career building Ruby on Rails applications.
Worked with the Hungarian company aac.digital as a freelancer.
Roles on projects included frontend and backend development.

Open-Source Code

November 2016 - present

I publish my open-source work on GitHub: emilosman

Get in touch