Çağlar Çakar
CTO, entrepreneur, and software developer with deep experience in healthcare technology, mobile application development, telehealth platforms, and hospital digital transformation. He has led the development of patient portals, doctor applications, hospital employee platforms, and telemedicine systems used across major healthcare groups in Turkey.
His work includes the development of Kendine İyi Bak, a health application connected with over 100 hospitals, and VideoKlinik, a telehealth platform used by MedicalPark during the Covid-19 pandemic and later acquired by Pusula HIMS together with Dijital Garaj Technology.
Professional Experience
CTO
Apr 2022 – Present
- Spearheaded the development of a health application connected with over 100 hospitals.
- Built on the success of VideoKlinik to provide a wider healthcare technology solution.
- Published the mobile application of ASM Hospital (Johns Hopkins) using the same infrastructure developed for Kendine İyi Bak.
- Manages development team operations, critical bug fixes, technology planning, process implementation, request prioritization, junior developer training, and new feature planning with the product owner.
Co-Founder & CTO
Jan 2020 – Apr 2022
- Developed the iOS application from UX design to App Store publishing.
- Single-handedly led development of VideoKlinik despite limited team availability.
- The platform was used by MedicalPark during the Covid-19 pandemic; during the first two months, all MedicalPark appointments across 38 hospitals were successfully made online with VideoKlinik.
- VideoKlinik and Dijital Garaj were acquired by Pusula HIMS in 2020, after which he continued as CTO in the merged company.
Founder
Mar 2012 – Dec 2019
- Led development of numerous large-scale iOS and Android projects for hospitals, insurance companies, and startups.
- Started as the sole developer and grew the company to a team of 10 employees.
- Worked closely with Acıbadem Hospital, Amerikan Hospital, Sompo Japan Insurance, MedicalPark Hospital, and Ford Otosan.
- Between 2015 and 2019, digitalized workflows at Amerikan Hospital and Koç University Hospital through applications for nurses, doctors, warehouse employees, and other hospital departments.
- Dijital Garaj Technology and VideoKlinik were acquired by Pusula HIMS in 2020.
Co-Founder / Fullstack Developer
Dec 2011 – Sep 2012
- Started entrepreneurial journey with Foodback, a mobile application launched in December 2011.
- Joined E-tohum incubation center as part of the initiative.
- Developed the application using Objective-C while the backend was developed using PHP.
- Gained practical startup experience in market research, product development, and app launch execution.
Fullstack Developer
Jan 2011 – Dec 2011
- Worked as a fullstack developer after graduation.
- Developed websites using Macromedia Flash and later transitioned into native iOS development.
- Published two applications for the company and gained experience across both web and mobile development.
Freelance Flash Developer
Jan 2007 – Jan 2011
- Created Flash websites, animations, and small client projects during university years.
- Used Flash and ActionScript to create comic videos and creative technology projects.
- Built early experience in independent project delivery, communication, time management, and self-motivation.
Education
Bachelor of Metallurgical and Material Engineering
2004 – 2010
- GPA: 2.5
Selected Projects
- Kendine İyi Bak — Patient portal of more than 100 private hospitals in Turkey.
- Acıbadem Online — Patient portal of Acıbadem Hospitals.
- Acıbadem Smart Port — Employee portal of Acıbadem Hospitals.
- Koç Healthcare / Amerikan Hospital — Patient portal of Amerikan Hospital and Koç University Hospital.
- Koç Healthcare MD — Doctor application of Amerikan Hospital and Koç University Hospital.
- MedicalPark Patient Portal — Patient portal of MedicalPark Hospitals.
- Anadolu Sağlık Merkezi Johns Hopkins Patient Portal — Patient portal of ASM Johns Hopkins Hospitals.
- Comed Dr — Doctor application for hospitals using Pusula HIMS.
- VideoKlinik — Telehealth application actively used by MedicalPark and later acquired by Pusula HIMS.
- AHNet — Employee portal of Amerikan Hospital and Koç University Hospital.
- Patient Room TV App — Apple TV application for patient rooms of Amerikan Hospital.
- Meeting Room TV App — Apple TV application for meeting rooms in Amerikan Hospital.
Technical Skills
- iOS Development
- Swift
- SwiftUI
- Objective-C
- Ruby on Rails
- MongoDB
- Ubuntu
- Git
- Figma
- Photoshop
Leadership Strengths
- Team building and leadership
- Junior developer training and growth
- Project planning and resource coordination
- UI/UX design process leadership
- Customer needs analysis and feature planning
- Critical issue resolution and product delivery
Book
SwiftUI & Modifiers 2025
2025