Cloud Mobile Developer(Native iOS/Android)

Overview

Hybrid
Depends on Experience
Contract - W2
Contract - Independent
Contract - 12 Month(s)

Skills

Amazon SQS
Amazon Web Services
API
Amazon DynamoDB
Amazon Lambda
AngularJS
Apache Kafka
Adaptability
IOS Development
Dynatrace
P2P
SAFE
Terraform
Sprint
Swift
Android
Amazon Kinesis

Job Details

Position: Sr. Full Stack Native and Cloud Engineer

Location: Hybrid in Washington, DC

Duration: Long Term

Job Description:

We are looking for a Senior Full-Stack Mobile & Cloud Engineer experienced in designing and developing native iOS and Android applications that interface with modern AWS and Azure-based back-end architectures. The ideal candidate combines hands-on experience with Swift/Swift UI, Kotlin/Jetpack Compose, and AngularJS/Angular front-end development with experience in AWS ECS Fargate, Lambda, Aurora PostgreSQL, and Back-End for Front-End (BFF) frameworks such as Spring Boot, NodeJS, and Apache Camel.

Key Responsibilities

  • Mobile App Development (iOS & Android)
    • Design and develop native iOS (Swift, Swift UI) and Android (Kotlin, Jetpack Compose) applications.
    • Integrate with AWS Cognito User & Device Pools, MSAL (Azure AD), and enterprise SSO.
    • Implement peer-to-peer communication APIs (Multipair Connectivity, Nearby Connections).
    • Build indoor wayfinding experiences using Core Location, iBeacon, ARKit (iOS) and ARCore (Android).
    • Extend functionality to Apple Watch and Wear OS devices using SwiftUI and Compose frameworks.
    • Leverage BNNS (Basic Neural Network Subroutines) and Android NNAPI for on-device intelligence.
  • BFF (Back-End for Front-End) Architecture
    • Architect and develop BFF microservices using Spring Boot (Java 21+) or NodeJS (22+) running on AWS ECS Fargate.
    • Shape and aggregate data from multiple sources (MQ, MuleSoft, Oracle, SQL Server, DataBricks) into mobile-optimized JSON APIs.
    • Use GraphQL, REST, or AppSync patterns to deliver adaptive payloads to client apps.
    • Implement Apache Camel for routing, transformation, and integration with Kafka, Kinesis, SQS, and SNS.
    • Manage API versioning, schema evolution, and delta synchronization optimized for low-bandwidth environments.
  • Cloud and Data Integration
    • Build and maintain AWS Lambda (NodeJS & Java) microservices for real-time and event-driven workflows.
    • Work with Aurora PostgreSQL, DynamoDB, and Redis for hybrid persistence and caching layers.
    • Develop streaming integrations using AWS Kinesis and Kafka for event ingestion.
    • Design secure, observable, and scalable cloud architectures using AWS CloudWatch, CloudTrail, and X-Ray.
  • DevOps & CI/CD- Implement automated build and deployment pipelines using AWS CodeBuild, CodeDeploy, CodePipeline, and Bitrise for native iOS and Android.
    • Manage container orchestration on AWS ECS Fargate.
    • Define and monitor CloudFormation/CDK or Terraform infrastructure as code.
    • Apply continuous integration and delivery practices aligned with client's enterprise DevSecOps standards.

Agile / SAFe Collaboration

  • Operate within a SAFe Agile framework, contributing to PI Planning, backlog grooming, sprint execution, and retrospectives.
  • Collaborate with Product Owners, Architects, and Middleware teams to ensure alignment between mobile UX and backend capabilities.
  • Participate in technical design reviews, security assessments, and architecture councils.

Required Qualifications:

Languages: Swift, Kotlin, TypeScript, Java 21+, NodeJS 22+, SQL/PLpgSQL

Frameworks: SwiftUI, Jetpack Compose, Spring Boot, ExpressJS/NestJS, AngularJS/Angular

Cloud Services: AWS ECS Fargate, Lambda, API Gateway, Cognito, SQS/SNS, Kinesis, Redis, Aurora PostgreSQL, DynamoDB, CloudWatch, CloudTrail, Azure AD/MSAL

Integration: Apache Camel, Kafka, MuleSoft, REST, GraphQL, AppSync

DevOps: AWS CodeDeploy, CodePipeline, CloudFormation/CDK, Bitrise, GitHub Actions, Azure DevOps, Dynatrace (nice to have)

Tools: JIRA, Confluence, XRay, GitHub Enterprise, Postman, Docker

Desired Qualifications:

  • Experience with Dynatrace for end-to-end application monitoring (nice to have
  • Experience integrating mobile apps with real-time operational systems (e.g., seat reservations, onboard data capture, safety/aware systems).
  • Proven ability to bridge mobile UI with complex enterprise middleware (AWS/Azure/MuleSoft).
  • Familiarity with Intune MDM and enterprise mobility management (eMD device management).
  • Experience with P2P, offline-first, and low-latency design patterns for mobile field operations.
  • Strong understanding of AWS and Azure hybrid cloud interoperability. Soft Skills & Mindset
  • Strategic, mobile-first thinker with a passion for cloud innovation and modern DevOps.
  • Collaborative and adaptable thrives in large, multi-disciplinary Agile programs.
  • Detail-oriented and proactive in identifying risks, optimizations, and scalability opportunities.
  • Clear communicator capable of translating technical designs into actionable user stories and deliverables.
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About Allwyn Corporation