Hire the best Android Developers in Valencia, ES
Check out Android Developers in Valencia, ES with the skills you need for your next job.
- $35 hourly
- 5.0/5
- (31 jobs)
𝗟𝗲𝘃𝗲𝗹 𝘂𝗽 𝘆𝗼𝘂𝗿 𝗴𝗮𝗺𝗲 𝘄𝗶𝘁𝗵 𝗮 𝗽𝗿𝗼𝘃𝗲𝗻 𝗚𝗮𝗺𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿🏆 𝟯+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗰𝗿𝗲𝗮𝘁𝗶𝗻𝗴 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗳𝘂𝗹 𝗴𝗮𝗺𝗲𝘀 𝗳𝗼𝗿 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝗮𝗻𝗱 𝗽𝗹𝗮𝘆𝗲𝗿𝘀🚀 𝗕.𝗦. 𝗶𝗻 𝗖𝗼𝗺𝗽𝘂𝘁𝗲𝗿 𝗦𝗰𝗶𝗲𝗻𝗰𝗲 𝗳𝗿𝗼𝗺 𝗘𝗨🏅𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: 𝗨𝗻𝗶𝘁𝘆, 𝗣𝗵𝗮𝘀𝗲𝗿🕹️ 𝗖𝗿𝗮𝗳𝘁𝗶𝗻𝗴 𝗶𝗺𝗺𝗲𝗿𝘀𝗶𝘃𝗲 𝗴𝗮𝗺𝗲𝘀 𝗳𝗼𝗿 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗻𝗱 𝗦𝘁𝗲𝗮𝗺🎮 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱✨ I'm a seasoned Game Developer with proven track in crafting immersive and engaging gaming experiences. My passion for games, coupled with a strong technical foundation, has driven me to create a diverse range of projects across various platforms. ✓ Game Development: Proficient in designing, developing, and optimizing 2D and 3D games. Platform Expertise: Experienced in building games for PC, Web, and Mobile devices. ✓ Game Mechanics: Skilled in implementing a wide range of game mechanics, including real-time, strategy, and multiplayer systems. ✓ Game Engines: Well-versed in industry-leading game engines like Unity and Phaser Engine. ✓ Backend Development: Proficient in server-side development, including API design, database integration, and cloud services. ✓ Art and Animation: Collaborate closely with artists and animators to bring game worlds to life. ✓ Sound Design: Integrate captivating sound effects and music to enhance the gaming experience. ✓ Testing and Optimization: Rigorous testing and optimization to ensure smooth performance and bug-free gameplay. I am dedicated to delivering high-quality work on time and within budget. I thrive on challenges and am always eager to learn new technologies and techniques. My strong communication skills and collaborative approach ensure smooth project execution. Let's Build Something Great Together! I'm excited to work with you on your next game project. Feel free to reach out to discuss your specific needs.
Android
Game PrototypePC GameAdobe PhotoshopGame DesignUnreal EngineOnline MultiplayerTypeScriptGame DevelopmentMobile GameHTML5PhaserJavaScriptUnityC# - $80 hourly
- 4.7/5
- (26 jobs)
ASO & ASA optimisation. I'm working with apps & games on IOS and Android. I'm doing ASO for any country and language. I'm working with text ASO and with graphics: icons, screenshots, feature graphic, video preview. A/B Tests in both stores, as well as in third-party sources such as splitmetrics. I'm working with in-app events on Apple Store. I know how to use them for ASO purpose. I'm working with promotional content on Google Play. Setting up ASA campaigns. Work with custom product pages on Apple Store and with the Custom store listing in google play. Competitors research. SWOT analysis. ASO & ASA audit.
Android
Digital MarketingApp Store OptimizationGrowth HackingGrowth AnalyticsApp MarketplaceGrowth StrategyOrganic Traffic GrowthMedia Buying - $45 hourly
- 5.0/5
- (5 jobs)
I have been developing apps for Android OS for over 12 years. I also have experience in developing apps for iOS. I have a solid understanding of the full life cycle of mobile application development from concept to publication in the store. I have hands-on experience with many different libraries and APIs. I always responsibly and carefully walk up to any question. It is important for me to fully understand the task at hand, find and offer the best option to solve it. I have a Bachelor's degree in Computer Science.
Android
VPNUnit TestingiOS SDKAndroid SDKiOS DevelopmentAndroid App DevelopmentSwiftKotlinJavaRealm Database - $75 hourly
- 5.0/5
- (13 jobs)
I'm a full stack web developer with experience in both Vue.js and React.js as well as Node. So I can build your app from back to front and deliver good and quality code. I have also experience building mobile apps with React native and Android. I will be online most of the time in order to answer your questions and doubts and I will deliver clean and maintainable code. If you want a well built web or app and a wonderful customer service don't hesitate to contact me. Hope we can make your idea the next big thing together :)
Android
React NativeMySQL ProgrammingAngular 6WordPressReactNode.jsJavaScriptVue.jsPHP - $80 hourly
- 0.0/5
- (1 job)
✴️ Expert-Vetted Developer by Upwork✴️ ✅ I can help you with: ➡ Team Leading and Product Ownership ➡ Data & System Architecture - I am a certified AWS Cloud Practitioner and Upwork Vetted Expert ➡ Requirements Specification - Defining well the functional and non-functional requirements, goals of your project, etc. ➡ Bring your whole idea or new features of your existing product to market ➡ Back-end & DevOps - Setting up your infrastructure, pipelines, and back-end for a productive team and system flow I value 3 things in my work – Easy and Transparent Communication, Quality and Security. 🎓 Master's degree in "Engineering of Computing Systems" in Politecnico di Milano. 🏦 My past experiences include Forbes 200 companies like Accenture, Pirelli and Spar. I've worked with a major European Bank (confidential), Industry 4.0 consulting for factories in Italy and Slovenia (confidential), Security of IoT objects in Singapore (MircoSec), Backend for mobile app startups from the USA (Thrive Circle), and a ski resort in Idaho, USA (Tamarack Idaho). While I am new to Upwork, I have a long time experience working with Web, Mobile and Design projects since 2010. 👨💻My main expertise is Web applications (Python, Django, Docker, ECS) and DevOps (CI/CD, AWS Architecture, EC2, ECS, Kubernetes, CloudFormation, Terraform, etc.). 📖I am the author of the book "On Understanding The Causes of Software Defectiveness". 📃 Certified AWS Cloud Practitioner; Verified Expert by Upwork; Winner of a Hackathon "Trust & Share" (2015); ❗️Let me know if you need a professional developer for your next project.
Android
ChatbotArtificial IntelligenceMobile App DevelopmentTerraformAmazon Web ServicesSoftware Architecture & DesignDjangoSoftware DevelopmentAWS CloudFormationAmazon EC2DevOpsAPIPython - $10 hourly
- 4.9/5
- (86 jobs)
I have studied a (M.A.), Master in Sustainable Tourism and the Translation and Technologies course offered by the Universitat Oberta de Catalunya (UOC). Now I am dedicating myself 100% to develop projects on this platform. 🔹 Multilingual Expert (Spanish 🇪🇸 | Catalan 🇦🇩 | English 🇬🇧) 🔹 AI Training & Data Annotation – Enhancing AI accuracy & performance 🔹 Translation & Transcription – High-quality content in multiple languages 👋 About Me I am a passionate freelancer with 5+ years of experience in AI training, translation, content moderation, and data annotation. I have worked on cutting-edge AI projects, helped improve machine learning models, and delivered top-tier translations for multiple industries. 💡 My expertise includes: ✅ AI Training & Data Annotation – Refining AI-generated responses, content moderation (X/Twitter), and improving machine learning models. ✅ Translation & Localization – High-quality translations (English ↔ Spanish & Catalan), including SEO-friendly content. ✅ Transcription & Proofreading – Spanish and Catalan transcriptions with accuracy and clarity. ✅ App & Product Testing – Providing detailed user feedback on apps, Amazon products, and digital platforms. 🔥 Experience Highlights ✔ AI Training Specialist – Enhancing AI models with Data Annotation, Telus, WeLocalize, RWS, Centific, Appen, OneForma ✔ Content Moderation – Classified and analyzed social media posts on X (formerly Twitter). ✔ Translation & Proofreading – Projects for Runrepeat.com, Veed.io, Faceyoga.com, Casinorey.es, es.convertbinary.com and more. ✔ Transcription – Spanish & Catalan transcription (Mistranscripciones.es). ✔ Crowdsourcing & Testing – Crowdin, Amazon product testing, app reviews, voice data entry. 🎯 Why Work With Me? 💯 High-quality results – Attention to detail and accuracy in every project. 🕒 Reliable & Deadline-Oriented – Delivering projects on time, every time. 📢 Great Communication – Professional, responsive, and easy to work with. 📩 Let's collaborate! Open to new opportunities, flexible pricing, and exciting challenges. 🚀
Android
Data MiningGoogle SheetsData ScrapingMarket ResearchOnline ResearchContent WritingData EntryEnglish to Catalan TranslationEnglish to Spanish TranslationContent EditingGeneral TranscriptionCastilian SpanishCatalanSubtitles - $35 hourly
- 0.0/5
- (1 job)
📱My apps have helped my clients to achieve >45k apps download on Google Play Store and iOS App Store, which allow them to reach >$15 million in funding. 🌟My clients are reaching the market FASTER, thanks to our own code generation tool (“FlutterLab CLI”) and saving money doing it. These are my favorites quotes: - “We are getting TRACTION!” - “On our first weeks online, we reached the 2.000 downloads mark!” - ”We just closed our first Seria A round. We reach the metrics!!” My clients are achieving Product-Market-Fit and reducing their Time-To-Market by 50%. ⚡️I don’t usually work with everybody, but we may be a great fit if you are thinking: - “I prefer good quality development, in the end, cheap is always expensive.” - “I never develop a digital product before, but I’m lean-focused. Let’s prioritize time-to-market” - “I understand how important it is to well-define a product to be optimal in development” Working with me, you will: ✨ Get a product-oriented analysis to optimize requirements for having the best time-to-market. ✨ Have an advantageous start with our own code generator tool, which will implement thousands of code lines just from the beginning. ✨ Work with experienced Flutter developers that regularly launch products to the markets for businesses like McDonald’s or Here. ✨ Achieve the best time-to-market using Agile methodology My clients have a LOT to say about me: ✅ ” They helped us propose the product in a scalable and measurable way,” - Guatemalan Fintech CEO with 1.000 new users/month ✅ “They transform our code base into a scalable and maintainable product thanks to its architecture.” - Spanish AirBnB competitor ✅ “With FlutterLab CLI we had a three-month project progress just in the first day!” - TikTok former employee and startup founder Not every business is my client, however. Some signs we might not be a good fit include: ╳ The company is struggling to pay salaries - can’t do that in good conscience. ╳ ”Respect for others” is not a core value - we love working with awesome people we respect ╳ The company doesn’t care about the product, and it thinks that everybody can do it I have worked with big companies like McDonald’s and Abu Dhabi National Found and +30 startups in different industries like Retail, Social Media, SaaS, Mobility, Government Administration, etc. So I’ve got a 360 view from every industry and I know what it takes to generate traction and validate your idea with final users. 🔢 My stats: - >$15 million funding raised in projects I worked in - >100k annual downloads - >25 projects launched - >8 years developing mobile projects - Developing Flutter since its first beta on 2018 🚀 About my company FlutterLab: We are a product-oriented development company oriented in Flutter, where we partner with promising businesses in order to reduce their time-to-market and increase the odds of success. What we look for in a new client: - Open mind, relaxed attitude - Values integrity & relationships - Focused on improving, lets their actions speak louder than words - Knows our minimum scope, and wants the BEST Sound like a fit? Next steps: 📺 Watch my Upwork profile and my work examples 🟢 Click the green ‘Invite to Job’ button in the top right-hand corner 💬 Write me a personalized note including why you think we’re a good fit to work together in your message. Expertise: Social Media, E-commerce, Mobility, Pharma, Healthcare, IoT, Artificial Intelligence, SaaS, Messaging, Accounting, ASO, and hospitality industry.
Android
ApplicationFlutteriOSMobile App - $9 hourly
- 4.9/5
- (4 jobs)
Hardworking 33 years old Physiotherapist, applying for internet freelance services. Focused Efficient Motivated Attention to detail
Android
Data AnalysisGoogle DocsTranslationData EntryMicrosoft ExcelCustomer ServicePython - $35 hourly
- 4.9/5
- (47 jobs)
Hi! I'm a Mobile Developer with more than 15 years of experience and CEO of a global IT company with full-time engineers in Europe. The Top 100 Mobile Developers Teams in Europe by Clutch The Top 30 Flutter Developers Team in Europe by Clutch We deliver: ✓ Apps with a deep feeling of user experience ✓ Mix of the latest technologies and skills for your web project ✓ Awesome design of your idea Our stack: We are excellent experts with: ✅ Flutter( Dart) ✅ React Native ✅ Swift ✅ Kotlin ✅ Java ✅ Python ✅ UI/UX ✅ Logos, branding ✅ Screens and web pages prototyping ✅ Tools: Photoshop, Sketch, Invision, Marvel, Illustrator, Figma, After Effects Front-end Development: ✅ HTML5/CCS3 - Responsive and cross browsers ✅ PSD to HTML or Sketch to HTML ✅ Bootstrap, Foundation (CSS frameworks) ✅ ReactJS, Angular, Vue.js, jQuery (JavaScript frameworks) ✅ JavaScript (ES5, ES6), TypeScript ✅ HTML Preprocessors: Jade, Pug ✅ CSS Preprocessors: Sass, LESS, Stylus, PostCSS Back-end Development: ✅ PHP 5.5 - 7 ✅ JS, Node JS ✅ Python, Django ✅ MySQL, MongoDB ✅ Frameworks: Laravel, Symfony, CodeIgniter ✅ WordPress, OpenCart CMS ✅ Version Control System (GIT, SVN etc.) ✅ RESTful APIs Don't hesitate to contact me for any digital questions!
Android
Spring BootWeb DevelopmentAWS LambdaMobile AppUX & UIDartClick-to-CalliOS DevelopmentReact NativeMobile App DevelopmentFirebaseAugmented RealityJavaFlutter - $55 hourly
- 4.9/5
- (24 jobs)
👋 Hi, I am Denys, Founder of Applefy (Premium Web & Mobile Development) 📌8+ years of experience as a Software Engineer (Web & iOS / Android Development) ✅ Have experience with 15+ clients, from small startups to large product companies. 👉 Looking for long-term partners with quality-oriented products 🚀 We offer: ✅ UI/UX and Business Analytics Services as the first step before starting a new project. 📌 Development: ✅ Mobile Development: Swift, Kotlin, Flutter, React Native ✅ Web Development: Angular, React, Robust, JS, Flutter ✅ Backend development: Python / PHP / Go / JS / TypeScript 📌 Management & Testing: ✅ Quality Assurance (QA) and Project Management ✅ Other: Docker, AWS (ECS) & other VPS services 📌 For inquiries or to schedule a call, waiting for your message
Android
SwiftUIApple WatchiPhone & iPad AppsSQLLaravelAngularPHPKotliniOS DevelopmentIn-App AdvertisingSwiftFirebase - $25 hourly
- 4.2/5
- (5 jobs)
I’m a UX designer who cares about crafting products and experiences that are useful, usable and beautiful for users, as well as aligned with the business needs. Master Degree in UX Design. Skills: UX/UI design, design dystems, UX analysis, benchmarking, wireframing, prototyping.
Android
iOSWireframingUser FlowDesign HandoffDesign MockupInteraction DesignUI/UX PrototypingFigmaUX & UISaaSWeb DesignApp Design - $15 hourly
- 0.0/5
- (0 jobs)
Hi there. I’m here to help your business grow with designs that don’t just look good—they work hard for you. Whether you need a landing page that skyrockets conversions or a sleek UI that keeps users coming back, I focus on creating visuals that deliver real results. I use Figma to keep the design process fast, flexible, and collaborative. Need quick changes or updates? No problem—I’ve got you covered. Here’s how I can help you succeed: ✨ UX/UI Design: I turn ideas into user-friendly, high-performing interfaces. 📈 Landing Pages That Convert: I design landing pages optimized to turn visitors into paying customers. 🎨 Branding That Stands Out: I craft visuals that set you apart from competitors and build trust with your audience. Why choose me? ✔ I focus on your goals and ensure the design aligns with your business strategy. ✔ I have experience creating designs that improve engagement and increase revenue. ✔ I’m committed to delivering quality work on time, every time. Let’s create something amazing together! Message me today, and let’s discuss how I can help you grow your business.
Android
Landing PageUser FlowAdobe PhotoshopFigmaWeb DesignMaterial DesignUI/UX Prototyping Want to browse more freelancers?
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