39 software developer intern jobs at 31 companies in Mission Viejo, CA
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2027 Software Engineer Intern
Costa Mesa or Irvine or Atlanta or Seattle or Boston or Reston
$45-$50/yrOnsiteInternship, Full Time
Anduril Industries: Defense technology building autonomous military hardware and software.
Pursuing a Bachelor\u0002s in CS or related field, rising senior returning to school, proficiency in C++, Go, Rust, Java, or Python, familiarity with algorithms, data structures, cloud and front-end concepts, and U.S. Person status required.
Centerfield: Drives customer acquisition through performance marketing and digital brands.
Required experience with C#/.NET, SQL, HTML/CSS/JavaScript, source control and OOP; pursuing a Computer Science degree; local to Playa Vista and available to work in-office three days/week.
6+ YOE6+ years software development experience, iOS application development, strong CS fundamentals, Objective-C/iOS internals, multithreading and performance optimization, Bachelor’s in CS or equivalent experience.
Objective-C, Objective-C Runtime, Swift, C, C++, OpenGL, Metal
New York City or San Francisco or Seattle or Los Angeles or United States
$214k-$248k/yrRemoteFull Time
Check: Provides embedded payroll infrastructure for software platforms.
Staff-level ownership of production systems, experience building internal tools or platforms, strong debugging and design skills, ability to collaborate cross-functionally, and willingness to work with Python/Django, React, TypeScript, AWS, Terraform, Postgres, Temporal, and GitHub.
BroadcomNASDAQ: AVGO: Designs and sells semiconductors and infrastructure software to enterprises.
3+ YOEBS/MS/PhD in CS/EE or similar; 3+ years relevant experience for BS (0+ for MS/PhD); strong in C/C++, Golang, Python; deep Linux/Unix internals; containerization and Kubernetes experience; strong communication skills.
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
5+ YOE5+ years kernel/driver development experience (PCI/PCIe, block storage), strong Linux internals and storage systems (ZFS/OpenZFS, NVMe, NFS), experience with fault injection and reliability modeling, hardware lab prototyping.
Parallel Systems: Building autonomous battery-electric rail vehicles for freight transportation.
3+ YOE3+ years software development experience with scripting (Python, JS) and systems (C++, Rust); experience building test infrastructure (HITL/SITL), Linux, CI, test frameworks, mentoring, and cross-functional collaboration.
Software Engineering Intern, Applications - Fall 2026
Irvine or Palo Alto
$38-$51/hrOnsiteFull Time, Internship
Rivian and Volkswagen Group Technologies: A joint venture developing software-defined vehicle software, connectivity, and infotainment solutions for electric vehicles.
Must be an enrolled Bachelor's or Master's student; proficiency in Kotlin and Android (Android Jetpack) required; Android app development experience and Jenkins (CI) preferred.
KraftonKorea Exchange: 259960: Develops and publishes globally recognized video game titles.
Strong C++ and Windows internals knowledge, ability to analyze x64 assembly, develop user/kernel-mode security features, and design anti-cheat defenses; anti-cheat or kernel-driver experience preferred.
TubiNASDAQ: FOXA: Free ad-supported streaming service for movies and television.
8+ YOE8+ years software engineering experience; deep distributed systems expertise; strong full‑stack skills with Node.js/TypeScript, React/TypeScript, PostgreSQL/Drizzle ORM, and Python; experience integrating LLMs/AI into production systems.
Node.js, TypeScript, Express, React, PostgreSQL, Drizzle ORM, Python, OpenAI, Google Gemini, Claude Code, Codex, Cursor, MCP, LLM
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
1+ YOE1+ years full-stack development, proficiency in modern programming languages and web frameworks, experience with CI/CD, containerization, distributed systems, and system design.
Senior Software Engineer - AI, CoCounsel International
Eagan or Frisco or New York City or Ann Arbor or San Francisco or Los Angeles or Irvine or McLean or Washington
$110k-$204k/yrHybridFull Time
Thomson ReutersNASDAQ: TRI: Provides professional software, data, and news services globally.
4+ YOE4+ years backend engineering experience with Python, FastAPI, PostgreSQL, AWS; production agentic AI and LLM integration experience; strong debugging, architecture, and collaboration skills.
Staff Software Engineer, Platform Services - Game Tech Group, Anti-Cheat
Los Angeles, California, United States
$193k-$269k/yrOnsiteFull Time
Riot Games: Developing and publishing competitive multiplayer video games.
Staff-level experience building backend platforms and internal tools; strong backend/distributed systems skills (AWS, Docker, Kubernetes); experience with Golang, React, Node.js, TypeScript; API design, production debugging, and strong communication.
Expatiate Communications: Provides special education management and therapeutic services to school districts.
Pursuing or recently completed relevant degree; basic OOP and web fundamentals; familiarity with HTML/CSS/JavaScript; eagerness to learn full-stack, databases, version control, and cloud; Live Scan and TB clearance required.
2027 North America Software Engineering Internship
Bellevue or Boulder or Denver or Irvine or New York or Seattle
$46-$62/yrHybridInternship
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
Enrolled in a Bachelor's or Master's program, expected to graduate 2027–2028; fluent in one or more object-oriented languages; strong data structures and algorithms; available to work 3 days in office (Tue–Thu).
Xsolla: Provides payment and monetization tools for game developers.
Experience using agentic AI coding tools, full-stack development comfort, proof-of-work portfolio (GitHub or deployed projects), currently a CS/software student or recent graduate, strong initiative and communication.
Claude Code, Cursor, Copilot, GitHub, APIs, SDKs, Loom
Colorado Springs or Irvine or Longmont or Fremont or Rochester or San Jose
$35-$46/hrOnsiteInternship
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
Currently pursuing a Bachelor's or Master's in a technical field, experience with one or more programming languages (C,C++,Python,Java,Go,SQL,JavaScript), strong problem-solving and communication skills.
C, C++, Python, Java, Go (Golang), SQL, JavaScript, Microsoft Office, Git, Linux, IDEs