About Me

My skills, experience and projects

Baran Cezayirli

Baran Cezayirli

Technologist | Sofware Architect

Career Summary

I started programming at an early age, where there was no concept of googling to find a code snippet. I always had the entrepreneur mindset, trying to find the opportunities to build a business on top. I am constantly more knowledge to my arsenal while trying to build my businesses and working for others. My quests and awesome people I worked with let me make mistakes, observe others' mistakes and gain invaluable experience. During my career, I tried to take the diverge responsibilities to become the all-rounded startup founder.



  • Architecture
  • Mobile/Web App Development
  • Product Management
  • Project Management
  • Game Development
  • Blockchain
  • Dev Ops
  • Backend Development
  • Data Science
  • UX


  • Javascript
  • Java
  • Python
  • C#
  • Solidity
  • Dart
  • Graphql
  • Go


  • React
  • Flutter
  • React Native
  • Vue
  • Angular
  • Spring
  • Node JS
  • Electron
  • flusk
  • express
  • koa
  • meteor
  • gatsby js
  • feathers
  • apollo
  • amplify

game engines

  • Unity
  • Godot


  • docker
  • jira
  • blender
  • google analytics


  • Elastic Search
  • MongoDB
  • postgresql
  • firebase


  • Turkish (Native)
  • English (Fluent)
  • Russian (Basic)



  • Geological Engineering
    Middle East Technical University, Turkey
    2006 - 2016
  • Industrial Engineering
    Gazi University, Turkey
    2002 - 2006


  • 3D Printing
  • Lego
  • Gaming
  • IoT

Work Experience


Baran Cezayirli Consulting
2018 - Present

I consult startups to take their concept to the next level.


  • Base architecture, tech stack of the solution
  • Planning, recruiting, conducting interviews for the development team
  • Estimating budget and time frames for the product
  • Product design and management
  • Lean product principles
  • MVP planning and developing

Full Stack Tech lead

Malaeb Limited
2018 - 2019

Malaeb is a group sports community and booking platform. I designed a new solution to migrate the old app into a new platform.


  • The architecture of the new booking platform with B2B and B2C use cases from scratch
  • Manage and extend development team
  • Improve company processes
  • Build serverless backend
  • Document, test, automate
  • Contribute to UX and product development

Tech Stack

  • React
  • React Native
  • Elastic Search
  • AWS amplify
  • Graphql
  • serverless

Full Stack Tech lead

Solve Care
2018 - 2018

Solve care is a healthcare blockchain platform.


  • Architect and lead frontend end development of the platform
  • Develop care wallet app with React native
  • Cloud-based products/solutions design and implementation
  • Analyze and clarify requirements, decompose tasks, estimate time frames
  • Participate in product design/management

Tech Stack

  • React
  • React Native
  • Spring
  • Ethereum
  • Blockchain
  • Java
  • Microservices

Full Stack Lead Developer

Applied Blockchain
2017 - 2018

Applied Blockchain built blockchain applications for enterprises and startups.


  • Develop an escrow platform for ICO's as a full-stack developer
  • Frontend architecture and development of a career verification app on the blockchain with React Native
  • Frontend architecture and development of a consumer data security app on the blockchain with React Native
  • Analyze and clarify requirements, decompose tasks

Tech Stack

  • React
  • React Native
  • Koa
  • Ethereum
  • Blockchain
  • Node JS
  • Postgress SQL

Full Stack Lead Developer

2016 - 2017

Worked as a lead full-stack developer for Cortex which is B2B audit automation software for Deloitte.


  • Design and develop solutions for several modules and 3rd party integrations
  • Analyze and clarify requirements, decompose tasks, estimate time frames
  • Be the primary point of communication between the business and development team

Tech Stack

  • React
  • Express
  • ShareDB
  • Redis
  • Python Flask
  • Spark
  • MongoDB
  • microservices
  • .Net

Front End Developer - UI/UX Designer

2015 - 2016

GovRight provides citizens the opportunity to understand and contribute to government and legislation.


  • UI/UX design of admin application and project pages
  • Development of admin app (angular 1.x)
  • Development ofProject webpage with Wordpress

Tech Stack

  • Angular
  • Loopback
  • MongoDB

Freelance Developer

2008 - 2016

In the first years of my career, I had the privilege to work with many startups and building my own games and applications. Bullet points of these growing years:


  • Publish 2 games to both IOS and Google Play of my own
  • Develop several games for clients, including memdot using several game engines
  • Build multiple e-commerce and microsites with different technologies
  • Build several ionic apps including a political campaign app for UK
  • UI/UX design for websites, apps, logos...