Kotlin Developers

Are you looking to hire a Kotlin developer online for your project? No need to look further, at Ithire you can trust the development of your project to the best Kotlin developers in the market!

Clients rate 5/5

Meet our Developers

Mark Qwim

United Kingdom

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I am a senior QA engineer and full stack developer with expertise in test automation, test management, and manual testing for web and mobile applications. I have created test automation frameworks from the ground up using Selenium WebDriver in several projects as well as automating API testing using REST-assured and Postman. I have got much experience working with Back-end and Front-end coding. I have an incredible attention to details and I enjoy new challenges. When it comes to deadlines, I am very responsible. My skills: - PHP - Codelgniter; Yii 2.0; Laravel - Node JS - Express; Sails.js; Hapi.js - Databases - MySQL; PostgreSQL; MongoDB - Libraries / APIs - Facebook; Google; PayPal; Stripe Front End Development - JavaScript - Angular JS, jQuery, ReactJS, VueJS - HTML/HTML5 - CSS/CSS3 - Bootstrap Here are the tools that I use for my productivity, time/task management, versioning and team work based on your preference. - GIT - Bitbucket; GitHub - Task/Time Management -Jira; Trello Now, I am open for your proposals. If you need a reliable full stack developer who is easy to communicate with and delivers fast- please feel free to contact me.

  • HTML5
  • JavaScript
  • jQuery
  • Ajax
  • ANGULAR 2
  • Node js
  • MySql
  • Laravel
  • Codeigniter
  • C#
  • Hourly Rate$37 / Hr
  • Total Earned$11440
  • Experience9 Years

I'm a full stack developer with around 9 years of experience. Programming language expert with a track record of training junior developers. I've been assisting with requirements analysis, project design, development, and execution. I've spent more than ten years working with tech firms, helping to create technology-based organizations from the ground up. maximized applications' operability, flexibility, scope, and data quality. PHP databases were managed, improved, and updated as appropriate. My best strengths are being able to write and code programs according to instructions, to look into and analyze errors, to work well under pressure, and to manage each step of the process with ease. These are my key skills: • Programming Languages: HTML5, CSS3, Bootstrap, JavaScript, jQuery, AngularJS, TypeScript, ReactJS, JSON, Node, PHP, Ruby on Rails, Python, C#, Golang, Scala, Django • Databases: MongoDB, MySQL, PostgreSQL, Oracle, Microsoft SQL, MariaDB • API: Google Maps, Twitter, Facebook, AmazonS3, Open Weather Map, Flight search

  • HTML5
  • CSS3
  • JavaScript
  • jQuery
  • Ajax
  • Bootstrap
  • Foundation
  • UI / UX
  • React js
  • React Native
  • ANGULAR 2
  • ANGULAR 4
  • ANGULAR 1
  • Node js
  • Wordpress
  • PHP
  • MySql
  • Magento
  • Opencart
  • Shopify
  • Woocommerce
  • Laravel
  • Codeigniter
  • Object-oriented Programming (OOP)
  • SEO
  • SVG
  • C++
  • C#
  • Java
  • Python
  • Ruby
  • Jade
  • Web Developers
  • Software Developers
  • Software Engineer
  • Front-end developer
  • Back-end developer
  • .NET developer
  • Game Developer
  • 3D Animator
  • Motion Graphics Designer
  • Mobile Developer
  • Designer
  • Mendix Developer
  • QA
  • Data science
  • Flutter
  • DotNET
  • Blockchain
  • XHTML
  • Vue.js
  • IoT
  • Augmented
  • GraphQL
  • Hadoop
  • Yii
  • Mern
  • VR
  • Software QA
  • Digital marketing
  • MATLAB
  • Powershell
  • Assembly
  • MQL4
  • Desktop
  • W3E
  • Delphi
  • PineScript
  • Metatrader
  • Binance
  • AutoHotkey
  • DAT
  • Icon
  • UAT
  • Data
  • Typography
  • Business card
  • Simplicity
  • Rchain
  • Vyper
  • Rholang
  • Erlang
  • CoffeeScript
  • Microsoft Access
  • CRO
  • Lisp
  • Shell
  • SAS
  • Code
  • Haskell
  • MODX
  • Perl
  • GO
  • Scala
  • Microsoft power BI
  • Network
  • Squarespace
  • Volusion
  • Big Cartel
  • Shopware
  • Ecwid
  • Webflow
  • Project management
  • Swift
  • Flutter Dart
  • Apache groovy
  • Clojure
  • Julia
  • Crystal
  • R
  • Fortran
  • COBOL
  • Elixir
  • Mongodb
  • PostgreSQL
  • OCaml
  • SQLite
  • Apache Cassandra
  • Elasticsearch
  • Firebase
  • Bash
  • Firestore
  • DynamoDB
  • VBA
  • Redis
  • MariaDB
  • Phoenix
  • Gatsby
  • Blazor
  • FastApi
  • Svelte
  • Next.js
  • Google-cloud
  • Pandas
  • Flask
  • Nuxt.js
  • Django
  • Hourly Rate$25 / Hr
  • Total Earned$0
  • Experience8 Years

Hey, if you are looking for someone who can provide you custom web development then you have come to the right place. I am a professional web developer with more than 6 years of experience. I developed many web application for different clients. I use the agile methodology to write code clear which is easy to customize. Please feel free to contact me for any kind of web application/website whether it is small or with a huge database. we can do zoom meeting to discuss your ideas and projects. My Expertise: PHP Laravel HTML CSS jQuery Javascript AngularJs VueJs React JS Node JS Website Features: Landing Page Responsive design Enhanced security Fully dynamic User friendly Easy to use Admin Panel Commerce Database Easy Navigation Trendy Appearance Mobile Responsive Design Relabel ,Fast and Secure Performance

  • HTML5
  • CSS3
  • JavaScript
  • jQuery
  • Ajax
  • Bootstrap
  • Foundation
  • UI / UX
  • React js
  • React Native
  • ANGULAR 2
  • ANGULAR 4
  • ANGULAR 1
  • Java
  • Python
  • Ruby
  • Jade
  • Web Developers
  • Software Developers
  • Software Engineer
  • Front-end developer
  • Back-end developer
  • .NET developer
  • Game Developer
  • 3D Animator
  • Motion Graphics Designer
  • Mobile Developer
  • Hourly Rate$25 / Hr
  • Total Earned$13558
  • Experience9 Years

Maxim Davies

Russian Federation

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Hi I am Maxim. I am web and mobile developer who has more than 9 years of development experience. I worked with companies and individual clients, and developed a wide range of websites using HMTL, DHTML, ASP, J2EE, MySQL, and MSSQL including sites and systems. I use Python frameworks (like TurboGears2, Flask or Django) for web development. I also work on more traditional stack using WordPress, Drupal or CodeIgniter. I have created specific software and devised testing scenarios to ensure optimum levels of efficiency. Established clear timeline and monitoring systems to successfully manage project delivery within agreed-upon time frame and budget. MS Visual Studio, UML, IBM Rational ClearCase (CM/sysadmin), IBM Rational ClearQuest (CM/sysadmin), VMware ESX, SourceSafe 6, HP (Mercury) Quality Center / HP ALM, Subversion, BMC Remedy, Team City, Jenkins, IBM JAZZ/CLM (RTC, RRC, RQM) Windows 2k3/2k8 Server, Linux, SUN/Solaris, Windows XP/7 MS SQL Server 7/8/9, MySQL, Db4O, Microsoft LINQ C++, NET/C#, PERL. I love working with Ruby, OO PHP (WordPress, Drupal, anything PHP), Javascript (jQuery, AngularJS, vanilla JS), HTML (HTML3,5, HAML), CSS (CSS2/3, Foundation, Bootsrap, SMACSS, Compass SASS). I can help with any web design and development tasks. Be it e-commerce, social networking, membership or subscription based web, or your need a corporate website, I can help. Freelancing is challenging and my objective is to take on any kind of challenge and fulfill the customer requirements with 100% quality work, professional attitude, reliable and trustworthy services. I would like to get an opportunity to discuss your next project and bring even more success to your business.

  • Software Developers
  • JavaScript
  • UI / UX
  • React js
  • React Native
  • Node js
  • Wordpress
  • PHP
  • Shopify
  • Woocommerce
  • Laravel
  • Codeigniter
  • C++
  • C#
  • Python
  • Web Developers
  • .NET developer
  • Mobile Developer
  • Designer
  • Hourly Rate$40 / Hr
  • Total Earned$28500
  • Experience9 Years

Hi everyone! I've 7+ years of experience in web development, and my responsibilities are to develop web & mobile applications and quality assurance of my work. I will be your guide in this challenging and frightening world of web development. I have high proficiency in: • JavaScript, Python, Swift • CMS: WordPress, Shopify, Magento, Drupal, eCommerce, WIX • Web designing, Graphic Design, Illustrator. AdobeXD • Mobile development - React Native, Objective - C (iOS), Android, Java Text me, if sound like your requirements. Best Regards.

  • HTML5
  • CSS3
  • JavaScript
  • ANGULAR 1
  • Node js
  • Wordpress
  • Magento
  • Opencart
  • Shopify
  • Woocommerce
  • SVG
  • Ruby
  • Jade
  • Web Developers
  • Front-end developer
  • Back-end developer
  • Hourly Rate$25 / Hr
  • Total Earned$12555
  • Experience8 Years

I am Full Stack developer with 8 years of experience, I am working both with a team and individually. I have experience also developing applications, softwares and websites with design, including graphic design and UI/UX design. The technical skills I am proficient: Kerberos, ERP/CRM, SuiteCRM, CivilCRM, JBoss, Tomcat, Windows, Unix, Linux, SQL Server, MySQL, MongoDB, Ingres, Certifications: CCNA, Unicenter Certified Engineer. Web development/design, Vue.js, Gatsby JS, React.js, Laravel, Sketch, HTML/HTML5, CSS/CSS2, APIs Cross-platform and Cros browser, MySQL, Java/JavaScript, Python, AJAX/XML/JSON, UI/UX, IOs/Android development, API integration, MacOs, SQL Server/My SQL, Jira/Agile, MongoDP, Native, Kotlin, Figma, Swift, Java, Unix/Linux, Maria DB

  • Hourly Rate$30 / Hr
  • Total Earned$8050
  • Experience8 Years

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Customer Reviews

Albert Golubkin

Hourly Rate35$ /Hr

Projects Done11

Reviewed by Cindy Nelson

If you are looking for quality mobile app development, I would highly recommend Albert. He is reliable, responsive and knows what he is doing.

David Lange

Hourly Rate40$ /Hr

Projects Done10

Reviewed by Ian Carroll

David is a hard-working perfectionist who is always ready to put all his energy into the current project in the fast-paced product cycle. He is a world-class and highly motivated software engineer with strong technical skills. It was really productive and inspiring to work with him. I definitely would want to work with him again later.

Asher Jones

Hourly Rate27$ /Hr

Projects Done8

Reviewed by Matthew Hill

Asher is a top skilled Android developer, who knows what he is doing. I am more than satisfied with the quality of service that was provided!

Eliana Rodriuez

Hourly Rate25$ /Hr

Projects Done8

Reviewed by Erin Morgan

Extremely talented...superb work done...ultimate timing...delivered on purposed time...Will re-hire...

Helga Lang

Hourly Rate24$ /Hr

Projects Done7

Reviewed by Marilyn Scott

This is my 3rd time working with Helga and she is always my first choice because her work has been perfect so far!

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What is Kotlin?

With an emphasis on productivity in the tech world, Kotlin has succeeded in taking the programming language expertise to another level.

The developer of software tools at JetBrains is the creator of Kotlin in 2010. Since Java was the mainly used coding language in their products, they set out to develop another computer language basing on their alright tried and tested Java, which would have constructs like higher order functions but be much simpler to program.

Therefore, Kotlin is to be thought of as a measurable, open source android programming language  that can be used for different operating systems such as web, Android, macOS and iOS.

Kotlin vs Java

As we know, Kotlin and Java are interoperable, but they are two different programming languages. So, let’s explore how they differ.

The main difference between Kotlin and Java is the Null Safety, in contrast to Java, Kotlin has built-in null safety. Kotlin also has the advantage of not only making the creation of date classes a lot easier but also extending the functionality of classes compared to Java. 

On the contrary to Java, Katlin has a smart feature that handles the casting checks. Whereas for Java it’s mandatory to specify the type of each variable, in Kotlin it’s quite the opposite.