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Mobile Apps
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Mobile Apps

Meet Our Devs

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Python 5yr.
QA Automation 3yr.
Telegram API
Telegram Mini Apps
FastAPl 5yr.
RPA (Robotic Process Automation) 2yr.
Parse 2yr.
FastAPI
MySQL
SQL Alchemy
Crypto Services
TON
TonKeeper
Web3
pyTelegramBotAPI
FDD
Project Management
Mini-Apps
Mobile development
Multiprocessing
...

- Strong background in computer engineering and automation; - 5+ years of experience with Python; - Good knowledge of the blockchain industry and web3 project development; - Proven expertise in developing mobile applications, crafting solutions for crypto services, and creating telegram mini-apps; - Skilled in web automation, bot development, parsing, and working with web3 technologies.

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Seniority Middle (3-5 years)
Location Ternopil, Ukraine
Objective-C 10yr.
iOS 10yr.
C++ 10yr.
Swift 5yr.
SQL 10yr.
Cocoa 10yr.
Architecture and Design Patterns 10yr.
macOS 10yr.
XCode 10yr.
Foundation 5yr.
XML 5yr.
JSON 5yr.
SQLite 5yr.
AppKit 5yr.
UIKit 5yr.
REST 5yr.
RPC (Remote Procedure Call) 5yr.
C#
Delphi
Java
JavaScript
Python
VBA
BLE
Crashlytics
KVC
KVO
Chromium
HTML
WebKit
Google Analytics
Firebase
Microsoft SQL Server
MySQL
Oracle Database
PostgreSQL
SQLCipher
AWS S3
Google Cloud Pub/Sub
AFNetworking
CocoaPods
Cocoa Touch
Core Animation
Core Bluetooth
Core Data
Core Graphics
Core Location
Core Media
Core Text
Flurry
NWProtocolWebSocket
Packet Tunnel Provider
StoreKit
SwiftGen
SwiftLint
Viper
Agile
Design patterns
FDD
MVC
MVVM
Scrum
SDLC
UML
Waterfall
Apache HTTP Server
Catch2
e2e testing
cURL
OpenSSL
TLS
XMPP
FreeBSD
MS-DOS
Ubuntu
Unix
Windows
Git
Jenkins
MVP
Qt Creator
Qt Framework
valgrind
Visual Studio
RESTful API
Windows API
3D Modelling
AES
AppCenter CI
Box2D
Chromium/PDFium
cocos2d
Multitasking
pdfkit
Protobuf
RSA
Soda PDF
Swift Package Manager
...

- Served as a Senior Software Developer in the Two German Automotive Navigation Projects, focusing on System Team operations as well as Map and Routing domains. - VPN and Network Filtering Development: Extensive experience developing VPN solutions, including cross-platform engines for KeepSolid’s VPN Lite, and expertise in low-level network filtering, proxies, and handling internet traffic. - iOS Development Expertise: Over 10 years of hands-on experience with iOS development, including business apps and secure communication tools, with proficiency in Swift and Objective-C. - C++ Proficiency: Strong background in C++ for developing core network functionalities, optimizing performance, and building cross-platform applications. - Enterprise Application Development: Skilled in developing enterprise-level applications, including parental-style internet filters and device policy management tools. - Agile Methodologies: Proven track record of working in Agile Scrum environments, delivering high-quality software with fast iteration and strong collaboration. - Leadership and Team Collaboration: Experience as a Tech Lead, mentoring teams, and coordinating with stakeholders to resolve issues and implement new features. - Available to start ASAP

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Seniority Expert (10+ years)
Location Odesa, Ukraine
React 6yr.
React Native 6yr.
JavaScript 5yr.
TypeScript 5yr.
Node.js 5yr.
HTML/CSS 5yr.
Objective-C
Babel
Fastify
Mobx
React Context
React Router
Redux-Saga
Express
Lodash
NestJS
Vue.js
Material UI
Storybook
AWS DynamoDB
MongoDB
MySQL
PostgreSQL
Prisma
Redis
Typeorm
AWS
AEM 6.2
CI/CD
New Relic
Clean Architecture
GraphQL
RESTful API
Jest
MQQT
PWA
Shopify
Terraform
SASS/SCSS
Shopify API
STLC
...

A highly skilled software engineer with expertise in JavaScript, TypeScript, Node.js, React.js, and a range of databases including SQL (MySQL, PostgreSQL) and NoSQL (MongoDB, Redis). Demonstrates proficiency in HTML, CSS, and responsive design, as well as advanced ORM tools (TypeORM, Prisma) and API development (REST, GraphQL). Adept at state management using Redux, MobX, and has experience with Docker for containerization. Showcases a strong background in computer science, evidenced by work on complex projects such as a global sports streaming platform and an online casino network, revealing a deep understanding of modern web technologies and best practices. Excels in collaborative environments, where they have led teams towards the successful delivery of products meeting stringent performance and reliability standards.

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Seniority Middle (3-5 years)
Location Poland
WordPress 9yr.
Shopify 9yr.
Preact 7yr.
Next.js 6yr.
Web3 6yr.
...

Accomplished Senior Web & Mobile App Developer with a robust educational foundation, holding a Bachelor of Science in Computer Science from the University of California, Berkeley. Possesses extensive experience with a tenure from July 2020 to August 2023 at Tech Innovators Inc., where contributions led to a 30% increase in user engagement for a million-user cross-platform app. A tenure as a Full-Stack Developer at Creative Solutions Ltd. from June 2016 to February 2020 resulted in a marked 25% client satisfaction increase. Expertise in a broad spectrum of technologies including WordPress, Shopify, PHP, React.js, Node.js, Android, React Native, and cloud platforms like Google Cloud and AWS. Strong ability in web scrapping, API integration, and database optimization. Proven track record in leading projects, mentoring teams, and fostering a culture of continuous improvement.

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Seniority Senior (5-10 years)
Location California, United States
Swift 3yr.
Kotlin 2yr.
SwiftUI
Viper
FDD 2yr.
Android Jetpack
Room (Android Jetpack)
Realm
SQLite
BitBucket
CI/CD
Core Media
UIKit
TDD
Ffmpeg
WebRTC
App Service
CoreML
ExoPlayer
MetaKit
No code
Problem-solving
Social SDK
...

Software Engineer with 3.5+ years of experience, specializing in iOS development with Swift and Android development with Kotlin. Proficient in leveraging frameworks like UIKit, SwiftUI, CoreData, AVFoundation, and technologies like MVVM, VIPER, and Clean Swift. Demonstrates strong proficiency in application performance, memory management, and advanced photo editing application development. Holds a Computer Engineering degree and has a solid foundation in coding principles and software development practices. Worked on notable projects involving video streaming, e-commerce applications, and organizational management tools.

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Sales strategies
MS SQL Server Management Studio
Core Location
Java 5yr.
FDD 5yr.
NativeJS
Business Analysis
Business Intelligence (BI) Tools
DigitalOcean
Azure VM
Scrum
SDLC
Leadership
Mentor Aptitude
Project Management
WooCommerce API
CRM
Enterprise Resource Planning
ERP
Management Consulting
Startups
...

With over a decade of experience in the software industry, the engineer has a proven record of leading technical initiatives and delivering innovative solutions. Expertise includes Android app development, Java programming, and IT consulting, with a demonstrated ability to drive growth through technology. The engineer's technical acumen is complemented by certifications in Agile methodologies, including ScrumMaster and Agile Scrum Foundation, showcasing a strong understanding of SDLC and efficient project management techniques.

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Seniority Expert (10+ years)
React Native 5yr.
Mobile Application Development 5yr.
Mobile App Design 5yr.
Android App Development 5yr.
...

At React Native Experts, we specialize in delivering top-notch React Native development services.

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Seniority Senior (5-10 years)
Location India
JavaScript
TypeScript
React
Angular
Node.js
Express
Ext JS
Mobx
Mongoose
NgRx
React Native
React Query
React Router
Redux-Saga
RxJs
SASS
AWS ElasticSearch
MongoDB
PostgreSQL
Sequelize
Axios
CI/CD
Kubernetes
Facebook API
Google API
Google Maps API
RESTful API
Stripe
Twilio API
Windows API
Research Skills
SVN
Usability tests
Front-End Web Development
NGXS
PropTypes
...

Highly skilled Senior Full Stack Developer with extensive experience in building and optimizing mobile and web applications across various platforms. Proficient in a comprehensive technology stack including modern JavaScript (ES6+), TypeScript, React.js (including React Native and related libraries), Angular, Node.js, and database management. Demonstrable expertise in AWS cloud services, Firebase suite, CI/CD practices, and containerization with Docker. Capable of efficiently managing state and data flow in complex applications using state management solutions like Redux and NgRx. Education in Accounting and Auditing with additional training in software programming, and proficient in English along with native Ukrainian and Russian. Track record of developing scalable, high-performing applications such as a comprehensive fitness studio app, a data-heavy web-based application for file management, and a dynamic platform for startup and talent matching.

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Seniority Senior (5-10 years)
Location Kharkiv, Ukraine

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Talk to Our Expert

Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
Manager
Maria Lapko
Global Partnership Manager
Trusted by People
Trusted by Businesses
Accenture
SpiralScout
Valtech
Unisoft
Diceus
Ciklum
Infopulse
Adidas
Proxet
Accenture
SpiralScout
Valtech
Unisoft
Diceus
Ciklum
Infopulse
Adidas
Proxet
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Talk to Our Expert

Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
Manager
Maria Lapko
Global Partnership Manager

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FAQs on Mobile Apps Development

What is a Mobile Apps Developer? Arrow

A Mobile Apps Developer is a specialist in the Mobile Apps framework/language, focusing on developing applications or systems that require expertise in this particular technology.

Why should I hire a Mobile Apps Developer through Upstaff.com? Arrow

Hiring through Upstaff.com gives you access to a curated pool of pre-screened Mobile Apps Developers, ensuring you find the right talent quickly and efficiently.

How do I know if a Mobile Apps Developer is right for my project? Arrow

If your project involves developing applications or systems that rely heavily on Mobile Apps, then hiring a Mobile Apps Developer would be essential.

How does the hiring process work on Upstaff.com? Arrow

Post Your Job: Provide details about your project.
Review Candidates: Access profiles of qualified Mobile Apps Developers.
Interview: Evaluate candidates through interviews.
Hire: Choose the best fit for your project.

What is the cost of hiring a Mobile Apps Developer? Arrow

The cost depends on factors like experience and project scope, but Upstaff.com offers competitive rates and flexible pricing options.

Can I hire Mobile Apps Developers on a part-time or project-based basis? Arrow

Yes, Upstaff.com allows you to hire Mobile Apps Developers on both a part-time and project-based basis, depending on your needs.

What are the qualifications of Mobile Apps Developers on Upstaff.com? Arrow

All developers undergo a strict vetting process to ensure they meet our high standards of expertise and professionalism.

How do I manage a Mobile Apps Developer once hired? Arrow

Upstaff.com offers tools and resources to help you manage your developer effectively, including communication platforms and project tracking tools.

What support does Upstaff.com offer during the hiring process? Arrow

Upstaff.com provides ongoing support, including help with onboarding, and expert advice to ensure you make the right hire.

Can I replace a Mobile Apps Developer if they are not meeting expectations? Arrow

Yes, Upstaff.com allows you to replace a developer if they are not meeting your expectations, ensuring you get the right fit for your project.