Hi, I’m Anas Bahssain, a results‑driven Test Automation and Performance Test Engineer with a track record delivering robust automated testing and performance monitoring f...
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Hi, I’m Anas Bahssain, a results‑driven Test Automation and Performance Test Engineer with a track record delivering robust automated testing and performance monitoring f...
See MoreHi, I'm Artem Sysoev, a Fullstack Developer focused on Node.js and React. I enjoy building scalable REST APIs and implementing CI/CD practices to deliver robust software ...
See MoreResults-driven entrepreneur and business strategist with extensive experience in FinTech, HR operations, and business development. Specialising in data-driven decision-ma...
See MoreBonjour, je suis Hajar Ouachou, développeuse polyvalente spécialisée en Power Platform, Microsoft 365 et développement web. Je conçois et déploie des solutions qui simpli...
See MoreAngular expert
See MorePassionné par le développement web et mobile, je suis un développeur Full Stack JavaScript capable de concevoir et réaliser des applications from scratch en JavaScript/Ty...
See MoreAvec plus de 4 ans d’expérience en startup, j’ai appris à être autonome, à m’adapter rapidement et à relever des défis quotidiens. Cette expérience m’a forgé un vrai sens...
See MoreHi, I'm Joel, I'm a web and web mobile developer, passionate and experienced with 5+ years of experience in creating innovative and intuitive applications and websites. I...
See MoreI'm Kamal Arab, a Full Stack Developer with over 5 years of experience, I have worked in diverse environments (IoT, cloud, web, R&D) with major companies such as Capgemin...
See MoreI’m Anton Shestakov, a Front-End Developer with 1.5 years of commercial experience in React, TypeScript and Next.js. I convert Figma designs into maintainable component l...
See MoreSee my resume please 🙂
See MoreI'm an App Developer working from Toulouse, France. My focus is Android, Flutter, and iOS, and I'm always keen to jump into a well-scoped brief.
See MoreWe have over 14,500 App Developers who've worked in many different industries and cover various styles and skillsets.
Start your searchProjects that brands and startups post most often.
End-to-end build of a v1 product: front-end, back-end, and deployment.
Build your MVPShort engagement to clear a backlog of bugs and stabilise a release.
Stabilise your releaseAdd LLM-powered features to your product, copilots, semantic search, or summarisation.
Integrate AIReact Native or Flutter app for iOS and Android from your existing spec.
Build your appDevelopment specialisms and the cross-functional roles you'll often hire alongside.
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Reviews
“Ritik has done a good job in developing and publishing mobile app and his production support after deployment is helping me to manage app better.”
Abhijeet @ Yoday
Jul 27, 2026
“We had a great experience working with Nitin Jha. He is a skilled Flutter Developer who quickly understood our requirements and delivered a high-quality, user-friendly mobile application on time. His professionalism, technical expertise, and responsiveness throughout the project were outstanding. We highly recommend Nitin...”
sapna @ jemini
Jul 26, 2026
“Mark Scicluna is a great developer. I confidently endorse Mark’s capabilities and character.”
Theodore @ Rhizomenet Pty. Ltd.
Jul 24, 2026
“*"Working with Piyush was a smooth experience. He delivered a clean, professional website on time and was responsive throughout the project. Highly recommended for anyone looking for quality web development services."*.”
shraddha @ swastik clinic
Jul 23, 2026
“Jaskaran singh built my website from start to finish, and the entire process was smooth and professional. He understood exactly what I needed, delivered on time, and the final result exceeded my expectations. The site looks clean, works flawlessly, and was exactly what my business needed. I highly recommend him to anyone...”
tirath @ tirath electronics
Jul 15, 2026
“Omais is a highly skilled and reliable freelancer who did a fantastic job on my Web App project. I trusted him with complex technical tasks, including working directly within a Windows Server VPS environment, and he handled everything seamlessly. He is professional, efficient, and delivers great results. I highly recommend...”
Julio @ Two Brothers Flooring, LLC
Jul 13, 2026

Clients Rate Twine App Developers 4.97 / 5.0
on average across 917917 reviews
3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.
Within 24 hours, you'll see a shortlist of vetted App Developers matched to your project.
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Transparent rates, no hidden markup, and a payment path for every need.
Agencies bury a 20–40% markup inside the retainer, you never see it. On Twine, you set the price and you see the platform fee as a separate, explicit line. No surprises at checkout.
Prefer your own payment flow? Pay your expert outside Twine, incurring no commission fees. Most useful for ongoing or trusted relationships.
Funds are held in escrow and only released when you approve the deliverables. If the work isn't right, your money doesn't move. 10% commission on payments up to $10,000, just 5% on anything above.
Pick the role, the experience level and how long you need. We’ll show you what similar projects have cost on Twine. It’s a guide, not a quote.
Estimates only. Actual budget is set by you and agreed with your expert before any work begins.
ESTIMATED RANGE
€4,300 – €11,500
Full possible range for a mid-level App Developer over 2–4 weeks
Common questions answered before you post a project.
An App Developer is a professional who specializes in creating software applications for mobile devices, tablets, and computers. Their primary responsibilities include designing, coding, testing, and maintaining applications. App Developers work with various programming languages and tools, ensuring that the applications are functional, user-friendly, and visually appealing. They collaborate with clients to understand their needs, implement features, and troubleshoot issues. Additionally, they stay updated with industry trends and advancements in technology to enhance the apps they develop. Overall, App Developers play a crucial role in bringing innovative ideas to life through effective software solutions.
Exceptional App Developers possess a blend of technical and soft skills that set them apart. Key qualities include:
These qualities contribute to their capability to deliver outstanding applications that meet user expectations and business goals.
Typical day rates for App Developers in France vary by experience level:
These are indicative ranges based on Twine project data. Final budgets depend on project scope and are agreed directly with your freelancer.
Recognizing the perfect App Developer for your needs involves evaluating several factors. Start by reviewing their portfolio to assess their previous work and expertise in your specific industry. Look for relevant experience, particularly in developing apps similar to your project. Conduct thorough interviews to gauge their problem-solving skills, creativity, and understanding of your vision. Additionally, check references and client testimonials to understand their reliability and communication style. A strong cultural fit and shared values can also enhance collaboration, making the developer the right choice for your project.
When interviewing an App Developer, consider asking the following key questions:
These questions will help you gauge their expertise, work ethic, and compatibility with your project requirements.
Hiring an App Developer in Toulouse, France involves several strategic steps. First, define your project requirements, including the app's purpose, target audience, and essential features. Next, determine your budget and timeline. You can search for developers on platforms like Twine, which connects you with skilled freelancers. Review portfolios and client feedback to gauge their expertise. Once you shortlist candidates, conduct interviews to assess their technical skills and cultural fit. Finally, discuss terms, including payment and project milestones, to ensure clarity before commencing the project.
Hiring a freelance App Developer offers flexibility and often lower costs compared to working with an agency. Freelancers typically provide personalized attention and can be more agile in adapting to changes. However, they may have limited resources for larger projects. In contrast, agencies usually have a team of professionals with diverse skills, providing a more comprehensive service. They can handle complex projects with multiple requirements, but they may come with higher fees. Ultimately, the choice between a freelancer and an agency depends on your project size, budget, and specific needs.
An effective project brief or job description for an App Developer should include the following elements:
Providing detailed information will attract qualified candidates and ensure they understand your vision.
Hiring on Twine is simple.
Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.