Android Deveoper with Java Backend - Contract @ Richfield, MN jobs in United States
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Javen Technologies, Inc. · 2 days ago

Android Deveoper with Java Backend - Contract @ Richfield, MN

positionRichfield
timeFull-time, Contract
remoteHybrid
senioritySenior Level

Javen Technologies, Inc. is seeking an experienced Android developer to help modernize and enhance their Android application with a Java back end. The role involves managing login processes, retail notifications, and session management for both internal and third-party applications.

Information ServicesInformation TechnologyService Industry
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

This developer would be focused on an Android application with a Java back end that we use on our mobile Android devices in the field
This application manages login (OIDC-based SSO), retail time notifications (FCM), and session management for internal as well as third party applications and provides security and usage tracking and reporting
We’re looking for an experienced Android developer to help modernize and add enhancements to this application

Qualification

Java 11/17/21OIDC implementationFirebase Cloud MessagingAIDLSDK MigrationEnterprise Device ManagementSQL databaseGradle 8.5+Foreground ServicesBroadcastReceiversSecure token storageDevice/session mappingState synchronizationModern security requirementsProGuard/R8Git

Required

Expert-level knowledge of Java 11/17/21 and traditional Android threading models
Advanced knowledge of WorkManager, Foreground Services, and BroadcastReceivers
Experience managing 'Always-On' background services that must survive aggressive battery optimization and system reboots
Proven experience implementing OIDC (OpenID Connect) and OAuth 2.0 flows using the AppAuth-Android library
Experience managing secure token storage via EncryptedSharedPreferences and MasterKey management
Hands-on experience with Firebase Cloud Messaging (FCM) (Data Messages) and Microsoft Azure Notification Hub (ANH)
Experience implementing complex registration 'handshakes' involving multi-tier authentication and device/session mapping
Proven experience with AIDL (Android Interface Definition Language) and Binders
Ability to manage secure communication and state synchronization between multiple separate apps on the same device
Experience migrating legacy projects (Support Library 28) to AndroidX and Android 14 (API 34)
Understanding of modern security requirements: PendingIntent mutability, Foreground Service Types, and granular Permission models

Preferred

Experience with Zebra/Symbol devices, EMDK, DataWedge
Experience with oracle or SQL database for high-volume logging and local configuration storage
Expert level with Gradle 8.5+, ProGuard/R8, and Git

Company

Javen Technologies, Inc.

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Javen Technologies is a Bloomington based Software Services Company. We specialized in providing software development and IT staffing services.
dateFounded in 2003
location
Bloomington, Minnesota, USA
people-size201-500 employees
web-link
http://javentechnologies.com/

H1B Sponsorship

Javen Technologies, Inc. has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (11)
2024 (7)
2023 (19)
2022 (27)
2021 (28)
2020 (35)

Funding

Current Stage
Growth Stage

Leadership Team

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Venkat Kota
CEO
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Recent News

Business Journals
2022 Fast 50: Javen Technologies ranks 44th on The List
2022-10-28
Company data provided by crunchbase