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We have over 14,500 app developers who've worked in many different industries and cover various styles and skillsets.
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Trusted by companies around the world

"Zahra was great to work with. She really listened to my needs and all work was delivered on time."
Pourya @ Hoshcenter
Dec 24, 2025
"We worked with Daniel Destiny on a downtempo/electronica production project for NaxtGen Digital Solution, and the experience was excellent from start to finish. Daniel clearly understood the brief and delivered high-quality tracks inspired by Bonobo and Jon Hopkins, with strong attention to atmosphere, rhythm, and..."
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Matthew @ Trail Blazer Digital
Dec 23, 2025
"Working with Joshua on the AI Creative Studio project was an excellent experience. He delivered high-quality AI-generated video content, designed a modern and responsive website, and created a well-structured app design that perfectly matched my requirements. His creativity, technical skills, and attention to detail really..."
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Matthew @ Trail Blazer Digitals
Dec 23, 2025
"Mary is a highly skilled and dependable creative professional with an impressive range of expertise. Her work in video editing stands out for its clean transitions, strong storytelling, and attention to detail, consistently delivering engaging and polished results."
wanderer @ wandererhaven.com
Dec 22, 2025
"Peter Cephas was really good to work with, he included all the characters that I wanted in my video"
Phil @ Philty
Dec 22, 2025
""Working with Philip was an absolute game-changer for our company. We hired him to produce a corporate video series for our brand relaunch, and he exceeded every expectation. From the initial concept discussions to the final delivery, Philip demonstrated exceptional professionalism, creativity, and technical expertise. His..."
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Edward @ Rice Digital Solutions Ltd
Dec 22, 2025
"Working with Twine enabled us to scale projects quicker than before and the Twine Business makes it so easy to manage and pay contractors over the world."
-Josh Bolland
CEO, J B Cole
"I found an amazing designer and she's fast. I now send her my ideas and she transforms them into great design. The collaboration is fast, professional and easy. It feels like she is already part of our team."
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-Achim Kohli
CEO, Legal-i
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Clients Rate Twine App Developers

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From the blog

Frequently Asked Questions

What does an App Developer do?

An App Developer is a skilled professional responsible for designing, coding, and maintaining applications for mobile or web platforms. They analyze user requirements, create software solutions, and collaborate with designers to enhance user experience. App Developers utilize various programming languages and frameworks to build functional and appealing applications. Their roles may vary, including front-end development, back-end development, or full-stack development, depending on the project needs.

How to Hire an App Developer in Brussels, Belgium?

Hiring an App Developer in Brussels involves several key steps. First, clearly define your project requirements, including the type of app you want to develop and any specific features needed. Next, leverage platforms like Twine to find a pool of qualified freelancers. Review their portfolios, focusing on past projects and client feedback. Finally, conduct interviews to assess their technical skills, communication style, and cultural fit with your team.

How much does it cost to hire an App Developer in Brussels, Belgium?

The cost to hire an App Developer in Brussels can vary based on experience level:

  • Beginner: €30 - €50 per hour
  • Junior: €50 - €80 per hour
  • Mid-level: €80 - €120 per hour
  • Senior: €120 - €150 per hour
  • Expert: €150+ per hour

These rates can fluctuate based on project complexity and the developer's expertise.

What qualities set exceptional App Developers apart from the rest?

Exceptional App Developers possess a unique combination of technical skills and soft skills. They have proficiency in multiple programming languages and frameworks, ensuring versatility in project execution. Strong problem-solving abilities allow them to troubleshoot issues efficiently. Additionally, effective communication skills foster collaboration with clients and team members. A passion for continuous learning keeps them updated with industry trends and emerging technologies, further enhancing their capabilities.

How do you recognize the perfect App Developer in Brussels, Belgium for your needs?

To recognize the ideal App Developer, start by reviewing their portfolio for relevant experience and successful projects. Look for testimonials or case studies that highlight their strengths. Conduct thorough interviews to assess their technical knowledge and problem-solving approach. A strong candidate should demonstrate effective communication, a proactive mindset, and an understanding of your project goals. Trust your instincts; the perfect fit will resonate with your vision.

What are the key questions to ask in an App Developer interview?

When interviewing an App Developer, consider asking the following key questions:

  • Can you describe your experience with similar projects?
  • What development tools and languages are you most comfortable with?
  • How do you handle tight deadlines and project changes?
  • Can you provide examples of how you ensure code quality?
  • What is your approach to collaborating with clients and teams?

These questions will help gauge their expertise and compatibility with your project.

What’s the difference between hiring a freelance App Developer and working with an agency in Brussels, Belgium?

Hiring a freelance App Developer offers flexibility and potentially lower costs, as freelancers often have fewer overhead expenses than agencies. Freelancers typically provide personalized attention and can adapt quickly to project changes. Conversely, agencies may offer a broader range of services, including project management and additional resources, which can be beneficial for larger projects. Agencies also provide more stability and assurance regarding deadlines due to their structured processes.

What should be in an App Developer project brief/job description?

A comprehensive project brief for an App Developer should include the following elements:

  • Project Overview: A brief description of the app and its purpose.
  • Target Audience: Define who will use the app.
  • Key Features: List essential functionalities and features required.
  • Timeline: Specify project milestones and deadlines.
  • Budget: Provide an estimate or range for the project's budget.
  • Technical Requirements: Outline any specific technologies or frameworks needed.

Including these details will help attract the right candidates for your project.

How do I hire an App Developer in Brussels, Belgium on Twine?

Hiring on Twine is simple.

  1. Post a job with your project details, timeline, and budget.
  2. Browse portfolios of vetted App Developers and invite those who match your needs.
  3. Receive proposals and compare experience, pricing, and reviews.
  4. Communicate expectations, set milestones, and finalize the hire.
  5. Securely pay through Twine, ensuring protection for both parties. Twine connects you with top freelance App Developers, making it easy to find the perfect creative professional for your project.

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