Software Engineer (Android Experience / Backend)

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Company: Core One

Location: Sterling, VA 20164

Description:

Job Title: Software Engineer (Android // Backend)

The Software Engineer is responsible for designing, developing, and delivering high-quality mobile and web applications with a dual focus on Android application development and backend systems. In this role, you will work closely with cross-functional teams to architect, build, and continuously improve secure, scalable, and high-performance systems. You'll leverage modern development frameworks and tools, transforming business and technical requirements into efficient, maintainable code while proactively enhancing system performance, availability, and scalability.
Responsibilities:
  • Develop and maintain backend services, APIs, and infrastructure to support operational and IT needs.
  • Design and implement scalable, high-availability solutions for on-premise and cloud environments.
  • Collaborate with engineering and IT teams to understand requirements and implement effective, scalable solutions.
  • Troubleshoot and optimize applications for performance, reliability, and security in self hosted environments.
  • Document software development processes, code changes, and troubleshooting techniques for organizational knowledge sharing.
  • Implement CI/CD pipelines, version control best practices, and automation for on-prem and cloud deployments
  • Stay current with emerging software development trends, tools, and technologies.
Qualifications:
  • Have proficiency and hands-on experience building Android applications in a production environment using: (Kotlin, Jetpack, Compose, Coroutines, Gradle etc.).
  • Have experience building maintainable and testable code bases, including API design and unit testing techniques.
  • Experience working with relational and non-relational databases.
  • Strong understanding of Linux-based systems, networking, and security best practices.
  • Experience with container orchestration tools (Docker Swarm, Kubernetes, or Nomad).
Desired Qualifications:
  • In-depth knowledge of the Android SDK, Android Studio, the Android stack, and software architecture layers, to include experience with Treble and the HAL layers.
  • Familiarity with offline storage, threading, performance tuning, and the use of additional sensors, such as gyroscopes and accelerometers.
  • Experience with self-hosted deployments, or private cloud environments.
  • Proficiency in infrastructure as code tools (Terraform, Ansible, or similar).
  • Published apps on Google Play store.
Key Competencies:
  • Strong problem-solving and troubleshooting skills
  • Expertise in Android development, API integration, backend technologies, networking protocols, and data security
  • Excellent collaboration and communication skills
  • Ability to adapt to dynamic environments and evolving technical requirements
Location/Travel:
  • Based in Washington, DC desired, with some travel required to support client engagements.

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