I am Rene Jay Abong, a Senior Full Stack Web Developer with 10+ years of frontend experience and 8+ years in the backend, complemented by 3+ years as an AI engineer. I sp...
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I am Rene Jay Abong, a Senior Full Stack Web Developer with 10+ years of frontend experience and 8+ years in the backend, complemented by 3+ years as an AI engineer. I sp...
See MoreAs a Full-Stack Developer with over 7 years of experience, I excel in designing, developing, and deploying comprehensive web applications. I am proficient in modern JavaS...
See MoreI'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from ot...
See MoreI am an experienced office manager with a passion for enhancing productivity in the workplace. My background includes overseeing operations and providing support to vario...
See MoreI’m a hardworking and reliable individual with strong teamwork skills. I take pride in being trustworthy, adaptable, and committed to delivering high-quality results. I w...
See MoreSoftware engineer
See MoreI'm a senior Shopify Plus developer and full-stack engineer with 5 years of experience, including 3 years deeply focused on Shopify Plus. I helped build growth engineerin...
See MoreCreative technology professional with 3 years of experience in app development, 3D visualization, AI video editing, audio mixing, and album art design. I deliver high-qua...
See MoreHi, I’m Tonny Luganda, a software engineer specializing in Shopify Plus storefronts, headless commerce, and frontend/backend development. I partner with product, design, ...
See MoreBased in Los Angeles, United States, I'm an App Developer expert focused on AWS, Docker, and Express. I take a clear, collaborative approach to every project.
See MoreHi, I’m Elijah Smith, a Senior Full-Stack Engineer with 10+ years of experience designing, building, and scaling enterprise-grade web applications and APIs. I specialize ...
See MoreMost of my experience is with the .NET platform and Microsoft SQL Server. I have worked with both new and older systems, and I enjoy improving things. That could mean fix...
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.
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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
$5,500 – $15,000
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 responsible for designing, coding, and maintaining mobile applications for platforms such as iOS and Android. They analyze user needs, create application features, and ensure seamless functionality. App Developers work with programming languages like Swift, Java, and Kotlin, and collaborate with designers and stakeholders to create user-friendly interfaces. Their role often involves debugging, testing, and optimizing applications for performance and user experience. In addition, they stay updated on industry trends and technologies to enhance their skills and improve the applications they develop.
Exceptional App Developers possess a combination of technical skills and soft skills. They have a strong grasp of programming languages and frameworks, along with experience in app design and user experience. Their problem-solving abilities enable them to troubleshoot issues efficiently. Communication skills are crucial for collaborating with teams and understanding client needs. Additionally, a passion for learning and adapting to new technologies and trends distinguishes them in a competitive market. Strong time management and project management skills also enhance their effectiveness.
Typical day rates for App Developers in United States 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.
To find the perfect App Developer, assess their portfolio for relevant projects and quality of work. Look for reviews and testimonials from previous clients to gauge their reliability and professionalism. Evaluate their technical skills through coding tests or challenges if applicable. Additionally, conduct interviews to discuss their approach to problem-solving and project management. Compatibility with your team’s culture and clear communication are also essential factors in ensuring a successful collaboration.
During an interview for an App Developer position, consider asking the following key questions:
These questions will help you evaluate their technical expertise, problem-solving abilities, and commitment to professional growth.
To hire an App Developer in Los Angeles, start by defining your project’s scope, objectives, and desired outcomes. Utilize platforms like Twine to post your job, detailing your requirements, timeline, and budget. Review portfolios and evaluate candidates based on their experience, skills, and previous work. Conduct interviews to assess their technical abilities and cultural fit within your team. It's crucial to communicate your expectations clearly and establish a mutual understanding of the project goals before finalizing the hiring process.
Hiring a freelance App Developer typically offers more flexibility and cost-effectiveness compared to working with an agency. Freelancers may provide personalized attention and have lower overhead costs, which can translate to more competitive rates. However, agencies often have a team of professionals with diverse skills, allowing for a broader range of expertise and quicker project turnaround. Agencies may also provide ongoing support, ensuring that you have access to a range of services as your project evolves. Your choice should depend on your specific project requirements and budget.
An effective App Developer project brief should include:
This comprehensive brief ensures that potential candidates understand your needs and can deliver a tailored proposal.
Hiring on Twine is simple.
Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.