You will get Full Stack Developer | Python Developer | React Developer Django Developer
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Project details
I’ve been in professional software development for 25+ years and in mobile app development for 17+ years.
What we build:
• mobile applications: iOS (Swift, Objective-C), Android (Kotlin, Java), plus Flutter and React Native for cross-platform needs
• full stack web applications: SaaS platforms, marketplaces, ERP/CRM systems, POS, LMS, web-to-print, admin panels
• scalable back end systems: API-first architectures, microservices, event-driven systems, background workers, queues, real-time data pipelines
• modern front ends: React, Vue, Angular, Next.js, TypeScript - we frequently step in as a react developer team or front-end developer full-stack
• CMS & content platforms: WordPress development, custom plugins, headless WordPress, editorial and publishing workflows
• automation & data engineering: scrapers, crawlers, ETL pipelines, reporting systems, dashboards, business automation
• AI development & integration: GPT/chat features, AI-powered search, moderation, recommendations, analytics, computer-vision or ML-backed workflows - always applied pragmatically to real products
What we build:
• mobile applications: iOS (Swift, Objective-C), Android (Kotlin, Java), plus Flutter and React Native for cross-platform needs
• full stack web applications: SaaS platforms, marketplaces, ERP/CRM systems, POS, LMS, web-to-print, admin panels
• scalable back end systems: API-first architectures, microservices, event-driven systems, background workers, queues, real-time data pipelines
• modern front ends: React, Vue, Angular, Next.js, TypeScript - we frequently step in as a react developer team or front-end developer full-stack
• CMS & content platforms: WordPress development, custom plugins, headless WordPress, editorial and publishing workflows
• automation & data engineering: scrapers, crawlers, ETL pipelines, reporting systems, dashboards, business automation
• AI development & integration: GPT/chat features, AI-powered search, moderation, recommendations, analytics, computer-vision or ML-backed workflows - always applied pragmatically to real products
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included $8,000
These options are included with the project scope.
$8,000
- Delivery Time 30 days
- Number of Revisions 0
- Source Code
21 reviews
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NY
Nadzeya Y.
Sep 11, 2025
IOS and Android mobile app developer needed for VPN mobile application development
I had the pleasure of working with Ixobit Corporation (DBA Sibers) agency on the development of our VPN application. The team showed great professionalism, strong expertise, and excellent communication throughout the project. Special thanks to Polina for smooth project coordination, Sergey and Andrey for their development contributions, Ekaterina for her attentive customer support, and Alexandra for handling financial matters with clarity and efficiency. Overall, the collaboration was very positive, and I can highly recommend this agency as a reliable and skilled partner.
SK
Senida K.
Mar 14, 2025
Find me a school - additional tasks
Second time around working together. The timeline might always differ slightly, but the final product is 100% what I was looking for. Should we expend, we will always count on this team. Based on our experience, we recommend them for their professionalisma and work knowledge.
KR
Kalin R.
Dec 1, 2024
Native Mobile Developer Needed to Modify Existing Mobile App
Andrey and his team were extremely efficient in handling a project that came with many speed bumps and shifting requirements. Their impressive flexibility and willingness to pivot, handling any challenge as it arose and offering powerful solutions to problems that otherwise would have gone unnoticed proved instrumental in the completion of our app.
SK
Senida K.
Jun 25, 2024
Mobile app education
It took much longer than I expected, but I'm really pleased with the result and am considering the team for future projects. Igor was my direct point of contact, very professional, easy to speak to, I'd absolutely work with him again. For me the most important thing is to know that if I needed their future assistance, they'd be just an email/ text away, that gives me peace of mind. I fully recommend them
DM
Daniel M.
Apr 25, 2024
Build AR functionality for iOS 14+
Great communication, great selection of resources. Will work with you again
About Andrey
Mobile App Developer | Full Stack Developer
100%
Job Success
Los Angeles, United States - 11:14 pm local time
I’ve been in professional software development for 25+ years and mobile app development for 17+ years, delivering scalable iOS Development, Android App Development, Flutter, React Native, and backend-driven platforms across startups, SaaS products, enterprises, and high-growth mobile ecosystems. Clients usually come to us when they need more than just coding — they need a technical partner who understands architecture, business logic, scalability, monetization, and long-term product growth.
As a mobile application developer, ios developer, android developer, flutter developer, and full stack developer, I specialize in building high-performance native and cross-platform mobile apps used by millions of users worldwide.
I work with native iOS development using Swift, SwiftUI, UIKit, and Objective-C, native Android development with Kotlin and Java, as well as Flutter, React Native, and hybrid app development for scalable cross-platform delivery. Over the years, I’ve helped build 700+ apps across fintech, healthcare, social networking, education, entertainment, e-commerce, IoT, and enterprise SaaS.
My experience covers the full mobile app development lifecycle — system architecture, UI/UX implementation, backend development, API Integration, DevOps, deployment, scaling, optimization, and long-term product evolution.
🏆 Why Clients Choose Me
✔️ 25+ years as a full stack developer and software architect
✔️ 17+ years in mobile app development
✔️ 700+ mobile apps delivered across iOS, Android, Flutter & React Native
✔️ Expertise in native app development, hybrid app development, and scalable backend systems
✔️ Reduced crash rates by up to 70% and improved app performance by 50% on production apps
✔️ Built mobile platforms used by 5M+ users worldwide
✔️ Strong experience with Mobile App Improvement, Mobile App Bug Fix, and modernization projects
✔️ Long-term experience with startups, SaaS companies, enterprises, and Fortune 500 clients
✔️ Full-cycle delivery: architecture → development → deployment → scaling → support
📱 Native iOS & Android Development
• Native iOS Development with Swift, SwiftUI, UIKit, Combine, Objective-C
• Native Android App Development with Kotlin, Java, Jetpack Compose
• Smartphone app optimization for performance, UX, and scalability
• Clean Architecture, MVVM, VIPER, modular app structures
• Device integrations: BLE, GPS, biometrics, camera, sensors, HealthKit, Google Fit
• App Store & Google Play deployment pipelines
• Multi-language apps with localization and accessibility support
• Advanced performance optimization and memory management
🔁 Cross-Platform & Hybrid App Development
• Flutter developer expertise for scalable cross-platform products
• React Native development with custom native module integrations
• Kotlin Multiplatform Mobile (KMM/KMP)
• Shared business logic across iOS and Android
• Adaptive UI systems and responsive mobile layouts
• Cross-platform architectures reducing development time by 40–60%
🔧 Backend, API Integration & Infrastructure
• REST API and GraphQL API Integration
• Firebase, Node.js, PHP, and scalable backend services
• Authentication systems, caching, offline sync, token management
• SQLite, Room, Realm, Core Data
• Push notifications: FCM, APNS, OneSignal
• Real-time chat, geolocation systems, dashboards, and live data platforms
• Backend-connected mobile ecosystems with scalable cloud infrastructure
⚙️ DevOps, CI/CD & Delivery
• Fastlane, GitHub Actions, Bitrise, Firebase App Distribution
• Automated testing and deployment pipelines
• Beta testing, crash analytics, staged rollouts
• CI/CD optimization for faster and safer release cycles
• AWS and scalable cloud deployment workflows
📊 Analytics & Monetization
• Firebase Analytics, Mixpanel, Amplitude, Google Analytics
• In-app purchases, subscriptions, AdMob, Facebook Ads
• Retention optimization and funnel analytics
• Data-driven product iteration and growth optimization
🔌 Advanced SDK & Hardware Integrations
• AVFoundation, CameraX, Core Bluetooth, Core Motion
• Stripe, Twilio, Agora, Sendbird, Mapbox, OpenCV
• IoT dashboards, BLE integrations, voice/video systems
• Camera-heavy and sensor-based mobile applications
🌍 Industries Served
• Fintech & Banking
• Healthcare & Fitness
• E-commerce & Retail
• Smart Home & IoT
• Education & E-learning
• Social Networking
• Travel & Hospitality
• Entertainment & Media
• SaaS & Enterprise Platforms
✅ Let’s Build a Mobile Product That Scales!
Steps for completing your project
After purchasing the project, send requirements so Andrey can start the project.
Delivery time starts when Andrey receives requirements from you.
Andrey works on your project following the steps below.
Revisions may occur after the delivery date.
Discussion and plannig.
Development.
160 hours of custom software development with Django and React.