Hire XMPP Developer
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Objective-C 10yr.
iOS 10yr.
C++ 10yr.
Swift 5yr.
Cocoa 10yr.
SQL 10yr.
Architecture and Design Patterns 10yr.
macOS 10yr.
XCode 10yr.
AppKit 5yr.
UIKit 5yr.
Foundation 5yr.
XML 5yr.
JSON 5yr.
SQLite 5yr.
REST 5yr.
RPC (Remote Procedure Call) 5yr.
C#
Delphi
Java
JavaScript
Python
VBA
AFNetworking
BLE
CocoaPods
Cocoa Touch
Core Animation
Core Bluetooth
Core Data
Core Graphics
Core Location
Core Media
Core Text
Crashlytics
Flurry
KVC
KVO
NWProtocolWebSocket
Packet Tunnel Provider
StoreKit
SwiftGen
SwiftLint
Viper
Chromium
HTML
WebKit
VBA
Google Analytics
Firebase
Microsoft SQL Server
MySQL
Oracle Database
PostgreSQL
SQLCipher
AWS S3
Google Cloud Pub/Sub
Agile
Design patterns
DFF (Feature Driven Development)
MVC (Model-view-controller pattern)
MVVM
Scrum
SDLC
UML
Waterfall
Apache HTTP Server
Catch2
e2e testing
cURL
OpenSSL
TLS
XMPP
Firebase
FreeBSD
MS-DOS
Ubuntu
Unix
Windows
Git
Jenkins
Microsoft Visual Studio
Qt Creator
Qt Framework
valgrind
MVP
RESTful API
Windows API
3D Modelling
AE
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
Expert (10+ years)
Odesa, Ukraine
Go 4yr.
Erlang
Haskell
JavaScript
PHP
Python
Viper
BoltDB
MongoDB
MySQL
Oracle Database
PostgreSQL
Redis
SQLite
AWS
GCP (Google Cloud Platform)
AWS S3
Apache ActiveMQ
MQQT
RabbitMQ
Bash
Docker
DRY
SOLID
TDD
GraphQL
JWT
OAuth
GRPC
HTTP
JWT
TCP
XMPP
Kubernetes
Linux
Microsoft Visual Studio Code
vim
IP
RMTP
- A software developer with 7+ years of experience; - 5 years of Golang experience, building applications, tools, and services/micro-services; - Experienced in developing web and network applications using PHP and Golang; - Proficient in containerizing services with Docker and Linux servers; - 8 years of Linux expertise; - Follower of good engineering practices such as test-driven design, pair programming, continuous integration, and refactoring. Committed to good coding principles such as SOLID, DRY, TDD etc. -Upper- Intermediate English - Available ASAP
Senior (5-10 years)
Dhaka, Bangladesh
$40/hr
Android
Kotlin
Java
CameraX
Dagger2
DataBinding
Hilt
Jetpack Compose
Koin
Kotlin Coroutines
LiveData
Moshi
Retrofit
Room (Android Jetpack)
Dagger2
RxJava
Firebase
GreenDao
Realm
Clean Architecture
MVVM
Facebook API
Google API
GraphQL
Kotlin Flow
Retrofit
Firebase
Gradle
Linux
macOS
Windows
MVP
Postman
WebRTC
XMPP
Box2D
Multithreading
MVI (Model-View-Intent)
- 7+ years of commercial experience in IT - Experience in developing applications using Java, Kotlin - Excellent knowledge in OOP - Experience in using Design patterns (MVP, MVVM) - Experience in using SQLite - Good logical thinking, hard-working, self-learning, result oriented - Good attention to details. - Upper-Intermediate English - Availability starting from 01/08/2023
Senior (5-10 years)
Lviv, Ukraine
Java
Kotlin
Dart
Android SDK
Dagger
Data binding
Glide
Gson
Hilt
Jetpack Compose
Koin
Kotlin Coroutines
LivaData
Moshi
Retrofit 2
Room (Android Jetpack)
Canvas
Dagger
okHttp
RxJava
Material UI
Firebase
SQLite
AWS
Android
Firebase
Google Colaboratory
Android SDK
Daylimotion Player SDK
Elevation API
Google Maps API
Google Places API
Kotlin Flow
RESTful API
Android SDK
Flutter SDK
FreeBSD
Linux
macOS
Windows
Git
Jira
MVVM
OOP
XMPP
- 5+ years of experience in Android Development - Experience in developing applications using Java, Kotlin, Dart - Excellent knowledge of OOP - Experience in using Software design patterns - Good logical thinking, self-learning, high level of responsibility - Responsible, hard-working, result-oriented, creative and communicable, team player - Good attention to details - Upper-Intermediate English
Senior (5-10 years)
Ukraine
Java 8yr.
Kotlin 3yr.
C
C++
Android NDK
Android SDK
Android Studio
ButterKnife
Dagger
Glide
Gson
leakcanary
Picasso
Retrofit2
Dagger
JDK Tools
JSON
okHttp
RxJava2
HTML
XML
Firebase
MySQL
MySQL Workbench
OrmLite
Realm
SQL
SQLite
Android
Firebase
Android SDK
API
Facebook SDK
Google Maps API
RESTful API
Android SDK
Android Studio
Apache NetBeans
Eclipse
Facebook SDK
Atlassian Trello
Jira
YouTrack
BitBucket
Git
GitHub
Gradle
HTTP
HTTPS
XMPP
JUnit
Zeplin
Linux
macOS
Windows
ABD
ADB
Analytic Skills
Android TV
Atlassian
Dalvik Debug Monitor Server (DDMS)
Fabrictools
fcm
Giphy
Google Cast
GSM
JetBrains IntelliJ IDEA
Leanback
Mixpanel
Okio
Sensey
Smack
- Having over 7+ years of experience in developing native mobile and TV applications for the Android platforms - Deep knowledge of the Android Framework significantly increased my technical and soft skills. - Successfully accomplished above seven long-term projects at the middle, senior, and team-lead developer positions, and tech consultant. - Also participated in many short-term, bug fixing, feature adding, and library developing projects. - Have strong mathematical and computer science background - Upper-Intermediate English - Available ASAP
Senior (5-10 years)
Ukraine
DFF (Feature Driven Development) 10yr.
Swift 5yr.
Objective-C
Java
Architecture and Design Patterns
Akka Streams
Alamofire
APNS (Apple Push Notification Service)
BLE
CocoaPods
Combine framework
Core Bluetooth
Core Data
Core Location
Crashlytics
Gson
KeychainSwift
Kotlin Coroutines
LiveData
Lottie
SwiftGen
SwiftLint
SwiftPM
SwiftUI
UIKit
Viper
HTML
XML
React
Redux-toolkit
Google Analytics
Firebase
Realm
SQLite
Clean Architecture
MVVM
SOLID
Docker Compose
Firebase
Git
Github Actions
GitLab CI
IOS SDK
IOS SDK
XCode
MVP
XMPP
in app Purchases
MapBox
MEP Coordination
MVVM+Rx
- Software engineer with a decade of experience, skilled in a multitude of programming languages including Swift, Objective-C, and Java. - Expert in developing for iOS with in-depth knowledge of frameworks such as UIKit, SwiftUI, CoreData, and an adept understanding of BLE technology. - Led the maintenance and feature development of a well-known iOS VPN and Password Manager application, focusing on optimizing performance and implementing new features. - Utilized MVC architecture alongside Objective-C and Swift to enhance the functionality of the VPN and Password Manager application. - Played a key role in refactoring the VPN application codebase to improve efficiency and maintainability. - Leveraged Alamofire for network management within the VPN application, ensuring reliable and secure connections. - Collaborated closely with the development team to maintain the high quality of the VPN application's user experience and performance. - Upper-Intermediate English
Expert (10+ years)
$40/hr
iOS
Objective-C
Swift
AFNetworking
Alamofire
ARKit
AVFoundation
Core Animation
Core Data
Core Location
Crashlytics
Fabric
KeychainSwift
SceneKit
Speech
StoreKit
SwiftUI
Auto Layouts (Figma)
Ulkit
Fabric
Firebase messaging
Firebase Realtime Database
Realm
SQLite
Architecture and Design Patterns
Kanban
MVC (Model-view-controller pattern)
Scrum
Singleton
Waterfall
BitBucket
Git
SourceTree
Facebook SDK
Google Maps API
Google SDK
RESTful API
Facebook SDK
Firebase SDK
Jira
Redmine
macOS
MVP
Storyboards
WebRTC
XMPP
Multithreading
Push notifications
- 7+ years of commercial experience in IT - Experience in developing applications using Swift, Objective-C - Excellent knowledge in OOP - Experience in using Design patterns - Good logical thinking, self-learning, high level of responsibility - Responsible, hard-working, result-oriented, creative and communicable, team player - Good attention to details - Intermediate English - Availability starting from 01/08/2023
Senior (5-10 years)
Vinnitsa, Ukraine
Python
Beautiful Soup
Django
Fabric
Flask
mod_wsgi
Pandas
poetry
Pyflakes
pylint
Bootstrap
jQuery
Socket.io
Canvas
React
Fabric
Hudson
Apache Druid
Cassandra
Memcached
MongoDB
MySQL
NoSQL
PostGIS
PostgreSQL
Redis
SQLAlchemy
SQLite
AWS
CloudFlare
GCP (Google Cloud Platform)
Heroku
AWS API Gateway
AWS EC2
AWS Elastic Kubernetes Service (EKS)
AWS Lambda
AWS S3
Atlassian Trello
Cron
Jira
Redmine
AWS API Gateway
FastApi
JWT
Stripe
Swagger
Bash
BitBucket
Git
Mercurial
Bluetooth
bluez
JWT
WebSockets
XMPP
Celery
Docker
FreeBSD
Linux
macOS
Windows
gUnicorn
Nginx
Hudson
Jenkins
Kanban
Scrum
TDD
Selenium
Selenium Webdriver
Unit Testing
Sentry
uWSGI
- Experience in developing more than 6 years - Developing web applications using Python, C#, JavaScript, Node.js - Experience in team leading - New functionality development - Good logical thinking and team player - Hard-working, result-oriented, creative and communicable, team player - Good attention to details - Upper-Intermediate English - Available ASAP
Senior (5-10 years)
Poland
$45/hr
iOS
Objective-C
Swift
AFNetworking
Alamofire
ARKit
AVFoundation
Core Data
Core Location
Crashlytics
Fabric
KeychainSwift
PromiseKit
RxSwift
SceneKit
StoreKit
SwiftUI
Viper
Auto Layouts (Figma)
Ulkit
Fabric
Firebase messaging
Realm
SQLite
Architecture and Design Patterns
Kanban
MVC (Model-view-controller pattern)
MVVM
Scrum
Singleton
Atlassian Trello
Jira
Redmine
CI/CD
Facebook SDK
Google Maps API
Google SDK
PayPal API
RESTful API
Stripe
Facebook SDK
Firebase SDK
Fastlane
Git
macOS
MVP
Storyboards
WebRTC
XMPP
Charts
Multithreading
Push notifications
- 7+ years of commercial experience in IT - Experience in developing applications using Swift, Objective-C - Excellent knowledge in OOP - Experience in using Design patterns - Good logical thinking, self-learning, high level of responsibility - Responsible, hard-working, result-oriented, creative and communicable, team player - Good attention to details - Advanced English - Availability starting from 31/07/2023
Senior (5-10 years)
PortugalTalk to Our Expert
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FAQs on XMPP Development
What is a XMPP Developer?
A XMPP Developer is a specialist in the XMPP framework/language, focusing on developing applications or systems that require expertise in this particular technology.
Why should I hire a XMPP Developer through Upstaff.com?
Hiring through Upstaff.com gives you access to a curated pool of pre-screened XMPP Developers, ensuring you find the right talent quickly and efficiently.
How do I know if a XMPP Developer is right for my project?
If your project involves developing applications or systems that rely heavily on XMPP, then hiring a XMPP Developer would be essential.
How does the hiring process work on Upstaff.com?
Post Your Job: Provide details about your project.
Review Candidates: Access profiles of qualified XMPP Developers.
Interview: Evaluate candidates through interviews.
Hire: Choose the best fit for your project.
Review Candidates: Access profiles of qualified XMPP Developers.
Interview: Evaluate candidates through interviews.
Hire: Choose the best fit for your project.
What is the cost of hiring a XMPP Developer?
The cost depends on factors like experience and project scope, but Upstaff.com offers competitive rates and flexible pricing options.
Can I hire XMPP Developers on a part-time or project-based basis?
Yes, Upstaff.com allows you to hire XMPP Developers on both a part-time and project-based basis, depending on your needs.
What are the qualifications of XMPP Developers on Upstaff.com?
All developers undergo a strict vetting process to ensure they meet our high standards of expertise and professionalism.
How do I manage a XMPP Developer once hired?
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?
Upstaff.com provides ongoing support, including help with onboarding, and expert advice to ensure you make the right hire.
Can I replace a XMPP Developer if they are not meeting expectations?
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.