I am a CTO and Developer at heart and I design, lead and manage teams and develop software projects with more focus on mobile apps.
Hi, my name is Hamidreza Salehi, I am a senior software expert with a master's degree in security and code obfuscation from Iran University of Science and Technology. Since 2010, I have been actively involved in programming, specializing in C# and Android. In 2012, we founded Pishro Samaneh Arad, focusing on custom software development and office automation.
After dabbling in various programming fields, I concentrated on project management and leading mobile teams within the company. Since 2015, I have also actively entered the field of iOS programming. Currently, I consider myself an experienced native mobile programmer for Android and iOS, capable of leading and managing teams.
In addition to my primary work, I engage in graphic design for some projects, with a focus on user interface and user experience. Throughout my career, I have also taught at the University of Applied Science and private training centers.
I create and lead development teams to achieve the best products. I also develop native mobile applications for Android and iOS and write backend code in C# and .NET Core.
Programming: Android SDK with Java SE and Kotlin
UI: XML and JetpackCompose, Motion layout and code animations, Constraint layout and etc.
Database: Room and sqlite3 direct query, database obfuscation
Maps: Google map, MapBox, OpenStreetMap
Networking: Retrofit, Volley, OkHttp, Network debugging
Memory management and leak detection: Leak Canary
Reactive programming: RxAndroid, RxJava,RxKotlin
Architecture: MVC, MVP, MVVM with LiveData or Coroutines
And others skills such as socket programming, multithreading, services and jobs, permission management
I have been programming applications with Java SE since 2010, focusing mainly on Android applications from API level 8 onwards.
Full knowledge of OOP and multithreading in Java, primitive data types and memory allocations.
Java dev tools from eclipse to JetBrains
I have also taught three courses of Java SE at various private schools.
I began writing Android apps with Kotlin in 2020.
Refactored most active project from Java to Kotlin
I am fully aware of Kotlin syntax, null safety concept, coroutines, extentions, annotations, lambda expression and inline functions
Programming: iOS SDk with Swift and Objective-C
UI: UIkit, Storyboards and xib files, SwiftUI
Database: coreData, sqlite3 direct query, RealmDB and SwiftData
Maps: Google map, MapBox, MapKit
Networking: Allamofire, UrlSession, Network debugging
Memory management and leak detection
Reactive programming: RxCocoa, RxSWift and Combine with SwiftUI
Architecture: MVC, MVP, MVVM with Combine or RxSwift
Package managers: Cocoapods and SPM
And others skills such as socket programming, multithreading, services and jobs, permission management ant etc
I began iOS application development with Objective-C
Fully aware of Objective-C's syntax like using pointers among other things
Since the introduction of Swift and its official adoption by Apple, I have refactored and written code in Swift.
I began writing iOS apps with Swift in 2018
I am fully aware of Swift syntax, control flow, null safety concept, closures, extentions, error handling and etc
C#, ASP.NET, ASP.NET MVC 4, Minimal API
Entity Framework (Code first, DB first, Model First)
Universal Applications - some MVPs
.Net core 8 and Blazor
I design web pages, and mobile apps from scratch
Workflow design, wireframing and prototyping
Designing vector or pixel graphical assets
Animating and prototyping user interfaces
Adobe XD, Photoshop, Illustrator, After effects and Figma are my tools
I have some other skills such as below:
Project management technics like agile and scrum
Networking knowledge like CCNA, working with Packet Tracer, Passive networking
HTML, CSS an Js experience in front-end implementation
SQL Server knowledge such as procedures and queries, optimization and maintenance
Some PHP background with Yii 2 framework
C, C++ and QT framework
CMS setup and maintenance, especially Wordpress and
Here is a brief history of my education.
Since founding our company, my main work experince has been within out organization. However, I also have some consultation and freelance experiences.
An android application that can tracks user calorie intake or burn and also count his/her steps. Current version of application is written and native android with java and Its backend written with PHP and Yii2 framework.
In version 3 which still in development we refactored Android code to Kotlin and re-write some classes and also Its server is based on .Net core 8
Also, iOS version of application will launch with version 3
I designed the project architecture both in mobile and backend and manage project development in company. I wrote first version of Android app and now actively help and consult Its Android developer. At same time I am writing Its iOS application with SwiftUI and Realm DB
An online taxi platform like Uber which has 2 applications for both Android and iOS. One app for passengers and one app for drivers. There also a web app for monitoring and managing the whole system.
I managed mobile section of the project, developed iOS applications and consulted Android developer.
Befarma is a commerce platform based on .Net and has two applications for customers and delivery system which customers app have both Android and iOS and delivery application only has Android application.
I led mobile apps dev team and I implemented Its iOS application and partly Android delivery app.
This app is an IoT system which applications connect to scales via Wi-Fi and manage them.
I designed the system workflow, design Its user experience and applications UI and eventually led mobile developers. Personally, I implemented It's iOS application with Swift.
Papco online shop is based on Prestashop with native applications for Android and iOS.
I designed Its website and apps UI, extracted and defined their specific workflows and UX and implemented Its mobile application in iOS.
I also implemented a part of Its Android app and practically led Mobile dev team
Sahoma is a wiki/database of Iran's Tax laws and regulations which I Implemented Its Android application and sometime later Its iOS application
Sahoka is a wiki/database of Iran's Social Security laws and regulations. Its applications are both a replica of Sahoma with some changes which Implemented Its iOS application and led other developers such as android and backend
IFRS is a wiki/database of International Commercial laws and regulations. Its applications are both a replica of Sahoma with some changes which Implemented Its iOS application and led other developers such as android and backend
This platform is focused on providing services for The Grand March of Arbaeein.
It is based on native mobile applications with a Yii2 backend.
I was in charge of leading mobile dev teams and designing UI and UX of applications.
Also, I participated in both android and iOS development.
A location based dynamic form generator for monitoring and data gathering purposes.
It has both native Android and iOS applications.
I led mobile dev team, Implemented iOS apps and participated in Android development.
This platform based on mobile application for ordinary people who use Emdad's services like charity or guardianship of orphans and also an application for Emdad employees.
Its android application was written in Java and refactored to Kotlin through the years.
This was project management system that inspired from Taskulu. I designed app UI and developed Its android application.
Peygirim is content broadcasting platform like former Twitter which has both android and iOS clients.
I managed the project and also, developed iOS client and designed application UI
A light weight version of famous Dots and Lines game (Noghte Bazi)
This was and MVP for learning purposes in my android teaching courses which users wrote best search algorithms to calculate application's next move against user
A light weight and minimal android application for managing small warehouses
An MVP for learning purposes to teach the students usage of different ORMs
An application like Foursquare for finding local jobs and advertisement. It uses Open Street Map with offline features, finding directions on map and syncing data with server
Android version written with Java and iOS version written in Objective-C
PM subsystem of Saramad ERP for hospitals based on ASP.NET MVC, ExtJS and Dextop
.Net developer
- Arad attendance: a web app for employee's check-in and check-out
- Iiwa.ir: an online store for digital products ASP.NET MVC 3 and EF4
- Music school: a windows application for managing a music school classes and income
- My Size: website and a windows app with TelerikUI for calculating dress sizes.
- Radtools.ir: ASP.NET MVC5, EF6, KendoUI, Identity 2 and Elmah
Other graphical designs
- Befarma application full design
- Arad.co website
- Novindiet.com website
- Youdoctor.ir website and logo
- Epezeshk.com website and logo
- Heliasalamat.ir