Nimble AppGenie is Hiring for Mobile App Developer

CAADE; Houston (TX); On-site; USD 90,000 - 140,000; Full time

Job summary

NimbleAppGenie is hiring a Mobile App Developer to design, build, and maintain high-performance mobile applications for iOS and Android. You’ll work with product managers, UI/UX designers, and backend engineers to deliver secure, scalable fintech experiences.

We value collaboration, fast-paced teams, and cutting-edge AI-powered development. This role offers opportunities for growth into senior fintech engineering positions with competitive compensation.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field or equivalent practical experience.
• 2+ years of hands-on mobile app development experience.
• Proficiency in Swift/ObjC (iOS) and/or Kotlin/Java (Android), or cross-platform frameworks such as React Native or Flutter.
• Strong understanding of mobile UI/UX design principles and platform guidelines (Human Interface Guidelines, Material Design).
• Experience integrating RESTful APIs, third-party libraries, and SDKs.
• Familiarity with Git and CI/CD pipelines.
• Understanding of mobile app security best practices for finance-related apps.
• Experience with app store submission and release processes (App Store, Google Play).
• Strong debugging, problem-solving, and analytical skills.
• Good communication and collaborative, agile team work.

Responsibilities

• Design, develop, and maintain native and/or cross-platform mobile apps (iOS/Android).
• Translate UI/UX designs and wireframes into clean, efficient code.
• Integrate apps with RESTful APIs, third-party SDKs, and backend services.
• Implement secure authentication, data encryption, and compliance-ready features for fintech use cases (KYC, PCI-DSS).
• Optimize apps for speed, performance, and scalability across devices.
• Write clean, well-documented, testable code following best practices.
• Identify and fix bugs, performance bottlenecks, and crashes through debugging and testing.
• Participate in code reviews, sprint planning, and agile ceremonies.
• Stay current with new mobile technologies, tools, and industry trends.
• Collaborate with QA to ensure high app quality before release.

Skills

Swift/ObjC

Kotlin/Java

React Native / Flutter

Mobile UI/UX

REST API integration

Git & CI/CD

App security

Debugging

Communication

Education

Bachelor's degree in CS/Engineering

Tools

Xcode

Android Studio

Git

App Store Connect

Google Play Console

React Native

Flutter

CI/CD tools

Job description

About NimbleAppGenie NimbleAppGenie is an AI-powered app development company delivering mobile and web solutions for startups and enterprises in 50+ countries. We specialize in fintech app development - including eWallet, BNPL, lending, and neobank solutions - building secure, regulation-ready products that handle real money and real user trust. Nimble AppGenie is hiring mobile app developer to join our growing engineering team and help build the next generation of fintech products.

About the Role

We're looking for a skilled Mobile App Developer to design, build, and maintain high-performance mobile applications across iOS and Android. You'll work closely with product managers, UI/UX designers, and backend engineers to turn product requirements into polished, secure, and scalable mobile experiences - often for fintech products where performance and compliance both matter.

Key Responsibilities

• Design, develop, and maintain native and/or cross-platform mobile applications (iOS/Android)
• Translate UI/UX designs and wireframes into clean, efficient, and reusable code
• Integrate mobile apps with RESTful APIs, third-party SDKs, and backend services
• Implement secure authentication, data encryption, and compliance-ready features for fintech use cases (KYC, PCI-DSS, etc.)
• Optimize applications for speed, performance, and scalability across devices
• Write clean, well-documented, and testable code following best practices
• Identify and fix bugs, performance bottlenecks, and crashes through debugging and testing
• Participate in code reviews, sprint planning, and agile ceremonies
• Stay current with new mobile technologies, tools, and industry trends
• Collaborate with QA teams to ensure high app quality before release

Required Skills & Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent practical experience)
• 2+ years of hands-on experience in mobile app development
• Proficiency in Swift/Objective-C (iOS) and/or Kotlin/Java (Android), or cross-platform frameworks such as React Native or Flutter
• Strong understanding of mobile UI/UX design principles and platform guidelines (Human Interface Guidelines, Material Design)
• Experience integrating RESTful APIs, third-party libraries, and SDKs
• Familiarity with version control systems (Git) and CI/CD pipelines
• Understanding of mobile app security best practices, especially for finance-related apps
• Experience with app store submission and release processes (App Store, Google Play)
• Strong debugging, problem-solving, and analytical skills
• Good communication skills and ability to work in a collaborative, agile environment

Nice to Have

• Prior experience building fintech, eWallet, BNPL, or lending applications
• Familiarity with PCI-DSS, KYC/AML, or other financial compliance frameworks
• Experience with push notifications, in-app payments, and biometric authentication
• Exposure to backend technologies (Node.js, Python) for full-stack collaboration
• Experience with automated testing frameworks for mobile (XCTest, Espresso, Detox)

Why Join NimbleAppGenie

• Work on high-impact fintech products used across 50+ countries
• Collaborative, fast-paced team culture with real ownership over what you build
• Exposure to cutting-edge AI-powered development practices
• Opportunities to grow into senior and specialized fintech engineering roles
• Competitive compensation and benefits [customize with specifics]