20 Best Kotlin

to Hire
in 2023

Looking to hire Kotlin freelancers with the perfect set of skills for your next project? Work with the world's best freelancing talent on Contra.

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Cinzia Nicoletti's avatar
Top Independent

Cinzia Nicoletti

33100 Udine, Province of Udine, Italy

Technologically advanced solutions made with 💖

Ayomitide Odunyemi's avatar

Ayomitide Odunyemi


Senior Software Engineer

MatrixHive Technologies's avatar

MatrixHive Technologies


Website & Mobile App development

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Ramani Chintan's avatar

Ramani Chintan

Ahmedabad, Gujarat, India

Full-Stack developer

vijay b's avatar

vijay b


do what you love, you'll never work a day again

Brijesh Vadukia's avatar

Brijesh Vadukia


Expert Flutter, Android & Blockchain Developer

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Priority Technologies

Indore, Madhya Pradesh, India

Priority Technologies: Empowering Innovation.

Edwards Moses's avatar

Edwards Moses

Lagos, Nigeria

Full-Stack Dev: React & React Native, NodeJS/Go

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Rahul Bhagwat's avatar

Rahul Bhagwat

San Francisco, CA, USA

📱iOS & Android App Developer

Touqeer Ahmed's avatar

Touqeer Ahmed

Lahore, Punjab, Pakistan

Experienced Android Developer

Gaurav Bhatia's avatar

Gaurav Bhatia

Chandigarh, India

Crafting Goal-Oriented Web Applications

Asem Abu Alrub's avatar

Asem Abu Alrub

Amman, Jordan

Expert Android Developer

Thibaut Massard's avatar

Thibaut Massard

Brooklyn, NY, USA

6+ years fast-paced startup exp. Android Engineer

Parth Kakadiya's avatar

Parth Kakadiya

Bengaluru, Karnataka, India

Expert Backend Developer

Omais Ali's avatar

Omais Ali

United States

Experienced Web & Mobile Developer

Vishwarajsinh Gohil's avatar

Vishwarajsinh Gohil

Rajkot, Gujarat, India

Innovative Android Developer & Data Scientist

Zukhriddin Isroilov's avatar

Zukhriddin Isroilov


Web & Mobile App Developer

Gregory Harris's avatar

Gregory Harris


Web | Mobile App | Blockchain

Kotlin related tools for your next project

Common projects for Kotlin experts

Building an Android mobile application.

Developing backend services using Kotlin.

Converting an existing Java application to Kotlin.

Creating a multi-platform application using Kotlin/Native.

Building microservices with Kotlin and Spring Boot.

Writing test cases for an existing Android application using Kotlin.

Tips for working with and hiring Kotlin experts

Understand your project requirements

A clear understanding of the task at hand and the technical requirements it involves is crucial when hiring a Kotlin developer. Make sure you can articulate your needs and expectations before beginning the hiring process.

Assess their Kotlin expertise

Kotlin is a complex programming language used for Android app development. When reviewing a potential freelancer's profile, ensure that they have demonstrated experience and expertise in Kotlin.

Look for related skills

Apart from Kotlin, the developer should also be familiar with other related tools and technologies such as Java, Android Studio, and SQL databases. This will ensure they can handle all aspects of your project.

Communication and project management

Keep communication lines open and clear. Use Contra's built-in tools for messaging and project management to ensure the project stays on track and any issues are quickly addressed.

How to hire Kotlin experts

Define your project

Understanding your project's scope and technical requirements is the first step in hiring a Kotlin developer. Be sure to outline your project's goals, timeline, and budget.

Post a detailed job

Once your project is defined, post a detailed job listing on Contra. Be sure to include specific skills needed, project scope, and timeline.

Review applications

Review the applications and profiles of Kotlin developers who apply. Look at their portfolio, previous work, and reviews to select the best fit for your project.

Conduct interviews

Conduct interviews with potential candidates. Ask about their experience with Kotlin, previous projects, and how they handle challenges and deadlines.

Manage the project

Once you've hired a developer, use Contra's built-in project management tools to track progress, communicate, and manage payments.

3 questions to ask when interviewing Kotlin experts

1. Can you provide examples of Android applications you have developed using Kotlin?

2. How do you handle errors and exceptions in Kotlin?

3. Can you explain how Kotlin interoperability with Java works in a project?

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Frequently asked

Kotlin is a statically typed, cross-platform programming language designed to interoperate fully with Java. It is widely used for Android app development.

Kotlin is a statically typed, cross-platform programming language designed to interoperate fully with Java. It is widely used for Android app development.

A freelance Kotlin developer designs and builds software applications using the Kotlin programming language. They can create mobile apps, web applications, and backend services.

Hiring a Kotlin developer on Contra is easy and hassle-free. You can browse through the profiles of top freelance Kotlin developers, check their rates, and hire them for your project, all in one place.

You can post your job details, including project requirements and budget, on Contra. Kotlin developers who are interested and fit your criteria can then apply for the job. You can also search for Kotlin developers on the platform and directly invite them to apply.

Projects that require Kotlin skills are typically related to Android app development, building backend services, or creating multi-platform applications.

The cost to hire a Kotlin developer on Contra typically ranges from $25 to $75 per hour. However, the exact cost depends on the complexity of the project and the developer's level of experience.

Freelance Kotlin developers are paid commission-free on Contra. They may charge per project, per hour, or per milestone. Clients must pay a minimum of $250 or $25 an hour to post an opportunity on Contra.

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