Sophinea

Modular AI analytics platform for data

Mobile App Developer Intern

Mobile EngineeringConfirmed live in the last 24 hours

InternshipManassas, VA, USANo salary listed

About the Job

Requirements

Currently enrolled in a bachelor's or master's program in computer science, software engineering, or a related field.
Have coursework or project experience building at least one mobile or web app.
Have programming experience in JavaScript/TypeScript, Dart, Swift, or Kotlin.
Be familiar with Git and working in a shared codebase.
Understand REST APIs and how apps fetch and display data.
Be able to work on-site in Manassas on hybrid days.

Responsibilities

Build and test features for iOS and Android apps using React Native, Flutter, Swift, or Kotlin.
Turn UI/UX designs into responsive, accessible screens.
Connect apps to backend services and APIs, including AI and analytics services.
Write unit and integration tests, and help fix bugs.
Take part in code reviews, standups, and sprint planning using GitHub and Linear.
Help prepare builds for testing and app store release.

Desired Qualifications

Have an app published to the App Store or Google Play, or a public GitHub portfolio.
Have experience with backend services such as Supabase or Firebase.
Have experience calling LLM APIs such as Claude or OpenAI from an app.
Have an interest in mobile security and privacy practices.

Mobile App Developer Intern

Sophinea · Manassas, United States · Temporary · Posted 2026-10-29

Workplace: on_site

Department: IT Solutions

Description

Sophinea is an AI, data, and analytics firm in Manassas, Virginia, serving federal and commercial clients since 2018. We build AI products including Halo, our secure AI and analytics platform.

As a Mobile App Developer Intern, you'll help build mobile apps that bring AI and data capabilities to users on the go. You'll write production code, ship features, and learn how a professional software team plans, reviews, and releases work.

What you'll do:

Build and test features for iOS and Android apps using [React Native / Flutter / Swift and Kotlin]
Turn UI/UX designs into responsive, accessible screens
Connect apps to backend services and APIs, including AI and analytics services
Write unit and integration tests, and help fix bugs
Take part in code reviews, standups, and sprint planning using GitHub and Linear
Help prepare builds for testing and app store release

A typical day might include a team standup, building a feature from a ticket, opening a pull request for review, and pairing with a senior engineer on a tricky bug.

This is a paid, part-time, semester-long internship (about 10-15 hours per week), hybrid in Manassas, VA.

Requirements

Currently enrolled in a bachelor's or master's program in computer science, software engineering, or a related field
Coursework or project experience building at least one mobile or web app
Programming experience in JavaScript/TypeScript, Dart, Swift, or Kotlin
Familiarity with Git and working in a shared codebase
Understanding of REST APIs and how apps fetch and display data
Able to work on-site in Manassas on hybrid days

Nice to have:

An app published to the App Store or Google Play, or a public GitHub portfolio
Experience with backend services such as Supabase or Firebase
Experience calling LLM APIs (Claude, OpenAI) from an app
Interest in mobile security and privacy practices

Benefits

Paid internship
Flexible part-time schedule built around your class load
Hybrid work: on-site collaboration in Manassas plus remote days
Shipped code in real products, with mentorship from senior engineers
Hands-on experience with modern mobile, cloud, and AI tooling
Exposure to how AI products are built for federal and commercial clients

Apply

Apply at Sophinea

About the Company

Sophinea

Modular AI analytics platform for data

Sophinea helps government and commercial clients modernize data environments and deploy AI capabilities. Its main product, Halo, is a modular analytics platform that unifies data, automation, and domain-specific workflows and can run in secure or air-gapped environments; Core Analytics provides a drag-and-drop dashboard builder with connectors to PostgreSQL, Snowflake, and BigQuery, plus a voice interface with local processing for low latency. The company differentiates itself through a focus on security, governance, and interoperability, and it collaborates with Snowflake, Databricks, AWS, and Google to build governed architectures; it also offers analytics services and training programs. Sophinea aims to turn underused data into strategic assets, enabling data-driven decision making and scalable analytics across federal and commercial programs.

Company size: 1-10
Company stage: Not listed
Total funding: Not listed
Headquarters: Arlington County, VA
Founded: 2017

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