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免费发布您的项目，对接娴熟的Mobile Developers，他们今天就能开工。查看竞标方案、评分和作品集，满意后再付款。
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112+
个竞标/项目
154+
Mobile Developers在线
无需预付 · 满意后付款
10.0
10.0
97%
Surat, India
$15 USD 每小时
9.4
9.4
98%
Karachi, Pakistan
$20 USD 每小时
9.4
9.4
98%
JAIPUR, India
$12 USD 每小时
9.0
9.0
100%
South Delhi, India
$50 USD 每小时
10.0
10.0
97%
SURAT, India
$15 USD 每小时
9.7
9.7
97%
Kolkata, India
$20 USD 每小时
9.1
9.1
98%
Indore, India
$20 USD 每小时
9.8
9.8
98%
Rajkot, India
$15 USD 每小时
10.0
10.0
98%
surat, India
$15 USD 每小时
想雇佣一位 Mobile Developer吗？这些是近期Freelancer上完成的高评分Mobile Development项目，均选自客户评分4.5星及以上的真实评价，名单每月更新。
项目
SMS delivery was validated across Asian handsets by confirming text, emoji rendering, and sender ID accuracy against a reference script. Screenshots, device specs, and a mismatch report were delivered, earning a 5.0 rating from the client.
客户评价
Yihang was reply instantly just like you chat with your self.. Project was completed very fast ?
Report Writing · Telecommunications Engineering · Mobile App Testing
项目
A Python-based mobile scanning tool was built to decode South African driver's licences and vehicle licence discs via phone camera, returning structured JSON through a REST API. The client confirmed the work matched the spec exactly and was completed in record time.
客户评价
Thank you Sadat for excellent work done in record time. You completed the task exactly as described in the spec and we will most definitely make use of your services again in future. Regards Johan
Python · JSON · Image Processing
项目
The calculator's iOS Safari compatibility issues were diagnosed and resolved, with external dependencies replaced so the file runs offline across Mac, iPad, and iPhone. Touch events and viewport handling were updated to match desktop responsiveness, alongside a changelog note for future formula edits.
客户评价
A gentleman and a pleasure to work with. He knows his business, and I would fully recommend him.
JavaScript · CSS · HTML5
项目
A code-complete Android app was guided through Google Play's closed testing track and into a staged production rollout, covering policy compliance, signed bundles, and Play App Signing. The app reached published status on the Play Store with no policy strikes reported.
客户评价
Nice freelancer to work with, understood the job and executed without any problems. Thanks for your help
Java · Mobile App Development · Android
A mobile developer is a software engineer who designs, builds, and maintains applications for smartphones and tablets, covering iOS, Android, or cross-platform deployment. Hiring a skilled mobile developer turns product ideas into native or hybrid apps that perform reliably across devices, screen sizes, and operating system versions. Whether you need a customer-facing consumer app, an internal enterprise tool, or a mobile extension of an existing web product, a freelance mobile developer handles the architecture, coding, testing, and release process end to end.
Mobile app developers translate product requirements into working software that ships to the App Store and Google Play. The output is more than just code — it is a maintainable codebase, a tested build, and a release pipeline your team can keep iterating on after launch.
Typical deliverables from a mobile app development engagement include:
The right toolchain depends on the platform target. A strong mobile app developer will be fluent in the standard stacks for the platforms you need.
Mobile development cuts across nearly every consumer and enterprise sector. Common engagements include fintech apps with secure payments and KYC flows, e-commerce apps integrated with Shopify or custom storefronts, healthtech apps handling patient records and telehealth sessions, on-demand and logistics apps with real-time location tracking, social and dating apps with chat and media uploads, fitness and wellness apps with wearable integration, education apps with offline content, and enterprise field-service tools that sync with internal systems.
Startups typically hire a freelance mobile developer to build an MVP and iterate quickly toward product-market fit. Established businesses bring in mobile engineers to extend existing platforms, rebuild legacy apps in modern frameworks, or add specific features such as push campaigns, deep linking, or in-app purchase flows.
Code quality and shipping experience matter more than years on a CV. Look at what candidates have actually released, how those apps are rated, and how they describe their engineering decisions.
Useful interview questions to ask shortlisted candidates:
Freelancer.com gives you access to a global pool of mobile app developers covering every major framework, platform, and price point. You can compare iOS specialists, Android engineers, Flutter developers, and full-stack mobile teams in the same project, then shortlist based on portfolios, ratings, and verified work history. Whether you need a single contractor for a focused feature or a longer engagement to ship a full app, freelancers on Freelancer.com bring proven shipping experience across consumer and enterprise apps. Milestone Payments, in-platform messaging, and verified profiles make it straightforward to hire on Freelancer.com with confidence.
Ready to build your app?
Hiring a mobile developer works best when you treat the project post as a technical brief, not just a job ad. The clearer you are about platforms, frameworks, and feature scope, the more relevant your bids will be. The three steps below walk through posting, reviewing, and awarding a mobile development project on Freelancer.com.
The quality of your project post is the single biggest determinant of bid quality. A strong mobile development brief filters out generalists and attracts engineers who genuinely match your stack and feature requirements. Head to the
Bids are short proposals that reveal how each developer interprets your brief. A strong mobile development bid goes beyond a price quote and shows that the freelancer has read the spec, understood the platform tradeoffs, and thought about implementation. Read carefully and shortlist the candidates whose technical approach matches what you actually need.
The final decision combines proposal quality with profile evidence. For mobile development, consistency matters — you want a developer whose past apps show stable ratings and active maintenance, not just one impressive screenshot. Weigh the full profile before awarding.
A simple MVP with a handful of screens and a basic backend typically takes a few weeks of focused work, while a production-ready app with payments, authentication, and real-time features can run several months. Timeline depends heavily on the number of platforms, the complexity of integrations, and how well-defined your designs and APIs are at kickoff.
Native development with Swift or Kotlin gives the best performance and access to the latest platform features, which matters for graphics-heavy or hardware-integrated apps. Cross-platform frameworks like Flutter and React Native are usually faster and more cost-efficient when you need both iOS and Android from a single codebase and your feature set is standard.
A mobile developer writes the code that makes the app function, while a mobile app designer produces the visual design, user flows, and interactive prototypes in tools like Figma. Many freelancers offer both, but for larger projects it is common to hire a designer and a developer separately so each discipline gets dedicated focus.
Yes. Many freelancers on Freelancer.com take on short scoped work such as adding push notifications, integrating a new SDK, fixing crashes, or preparing an existing app for a new OS release. A clear brief with the existing codebase context helps you get accurate bids quickly.
Designs in Figma or another handoff tool dramatically improve estimate accuracy and reduce rework. If you do not have designs yet, look for a mobile developer who works alongside a designer or hire both roles in parallel so the build starts from a clear visual specification.
今天发布一个项目，从有才华的威客们那里获得竞标
从Mobile Development项目中获得一些灵感
游戏。
9天内50美元。
包装设计。
4天内110美元。
音乐视频。
12天内300美元。
室内设计。
14天内269美元。
海报。
3天内$100美金。
传单设计。
1天内15美元。
概念设计。
10天内100美元。
社交媒体发布
$50美元，6天。
数百万名用户，从小型公司到大型企业，从企业家到初创公司，都在用Freelancer将他们的想法变成现实。
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89.9百万
注册用户
25.8百万
25.8百万
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