Mobile App Developer
Job in
Helena, Lewis and Clark County, Montana, 59604, USA
Listed on 2025-12-30
Listing for:
Information Resource Group, Inc.
Seasonal/Temporary
position Listed on 2025-12-30
Job specializations:
-
Software Development
App Developer - Mobile/Web, Full Stack Developer, Software Engineer
Job Description & How to Apply Below
Role: Mobile App Developer
Location: Helena, MT - Hybrid – Must relocate
Duration: One Year contract
Job OverviewIRG Clients is seeking an experienced Mobile App Developer to support and enhance a wide range of internally developed Java-based applications. The agency has a significant backlog of support/enhancement requests and new project initiatives aligned with agency’s strategic goals.
The selected developer will play a key role in modernizing mission‑critical systems, ensuring system stability, and contributing to ongoing transformation efforts. This position is crucial in maintaining the viability of legacy systems while preparing for long‑term modernization.
Key Responsibilities- Design, develop, and maintain cross‑platform mobile applications using React Native for iOS and Android.
- Implement offline functionality through effective use of local storage
. - Collaborate with existing software development teams using the Agile Development Methodology
. - Develop and consume RESTful APIs using JSON
. - Support backend integration with Java‑based systems following object‑oriented principles.
- Work with Relational Database Management Systems (RDBMS) such as Oracle and PostgreSQL
. - Participate in application testing, bug fixing, documentation, and deployments.
- Proven experience in React Native mobile application development
. - Strong knowledge of offline mobile storage techniques.
- Proficient in Java and object‑oriented programming.
- Hands‑on experience in both consuming and producing JSON REST services.
- Proficient in working with RDBMS platforms including Oracle and Postgre
SQL. - Other skills:
Agile, Kanban, Git Lab, Intelli
J, Spring, Struts, Wildfly, UX/UI. - Comfortable in an Agile team environment
, with solid collaboration and communication skills.
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