132 software developer intern jobs at 96 companies in Vallejo, CA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Zipline: Operates an autonomous drone delivery system for medical supplies.
Must have completed second year of undergraduate studies (masters/PhD also eligible); strong CS fundamentals, passion for software development and product-focused engineering.
Phonely: AI-powered voice platform for automated customer phone interactions.
Pursuing or recently completed degree in Computer Science or related field; experience with JavaScript/TypeScript and modern frontend frameworks; familiarity with Next.js; strong problem-solving and debugging skills; ability to work with customers and teammates; eager to learn quickly.
Kos: AI-powered automated financial operations for industrial infrastructure.
CS/ML student; hands-on project or internship; proficient in Python, TypeScript, or Go; experience with LLMs/agents; production-ready coder; able to work in SF onsite.
Skydio: Develops autonomous AI drones for defense and industrial inspection.
Internship seeking a junior/senior/masters student with software/web development experience; proficient in Python, Golang, or JavaScript/TypeScript; familiar with REST APIs, Linux, databases, and cloud services.
PubMaticNASDAQ: PUBM: Operates a global digital advertising supply chain technology platform.
1+ YOEBS/MS in Computer Science (or equivalent); 1+ years development in C/C++ on Linux/UNIX; strong DS&A, OS/system programming, multithreading, production troubleshooting; scripting (Perl/Python/Shell) and MySQL experience.
C, C++, Linux/UNIX, Perl, Python, Shell, MySQL, Go
Notion: Provides a unified workspace for notes, documents, and project management.
0+ YOEPursuing a bachelor's or master's in CS/engineering; must graduate before Summer 2027; prior internship experience; proficient in TypeScript, Node.js, or Python.
Rippling: Unified platform managing workforce HR, IT, and finance operations
Current undergraduate/graduate student in CS or related field, previous software engineering internship experience with Python, backend programming skills, strong communication and critical thinking.
Serval: AI platform for automating IT and enterprise service workflows.
Currently pursuing a technical degree (graduation 2026–2028), strong CS fundamentals, familiarity with a backend language (Go/Java/Python), clear communication, and eagerness to learn in a startup environment.
Pylon: AI-native customer support platform for B2B companies.
Pursuing a BS/MS in computer science or related field, graduating Dec 2026–Summer 2027; willing to relocate to San Francisco; strong full‑stack fundamentals; internship or side projects preferred.
Cohere: Provides enterprise-grade large language models and AI software platforms.
Enrolled in a post-secondary program; available for a full-time 3-6 month internship; remote; roles across frontend, backend, full-stack, and infrastructure.
Watershed: Software platform for corporate carbon accounting and climate reporting.
3+ YOE3+ years software engineering experience; building internal tools or developer platforms; comfortable across stack (CLI/tools, services, CI); product sense for internal products; familiar with JavaScript/TypeScript, GCP, GitHub Actions, Playwright, Temporal, Terraform.
Fiery: Provider of digital front ends and print workflow solutions.
5+ YOE5+ years system/software development experience; strong C/C++ skills; expertise in Windows and Linux, OS internals, networking, debugging, and performance optimization.
SnailWorks: SnailWorks provides mail tracking and delivery intelligence software for marketers.
Enrolled in Software Engineering/CS program; proficient in TypeScript, Python, or Go; able to read code; curious about data systems and LLM-driven apps; strong written communication; operator mindset.
SAP SuccessFactors iXp Intern - AI Software Developer
San Ramon, California, United States
$15-$62/hrHybridFull Time
SAPFrankfurt Stock Exchange: SAP: Sells enterprise resource planning and business management software solutions.
Must be a current student or recent graduate; bachelor's in computer science preferred; familiarity with Java, Node.js, Python, REST, Git, and cloud-native development; strong communication skills.
Broccoli: AI agents for home service business front-office operations.
Strong software engineering fundamentals, production-quality code, full-stack with backend focus, experience building internal tools or growth systems, comfortable in ambiguity and cross-functional work.
Metriport: Provides an open-source API for healthcare data interoperability.
3+ YOE3+ years in software engineering, automation, or internal tools; TypeScript and React proficiency; integration experience; security mindset; self-directed; willing to relocate to San Francisco Bay Area.
Plaid: Provides financial data connectivity and payment infrastructure via APIs.
5+ YOE5+ years professional software engineering experience; proven production systems experience; internal tools/platform building; strong product judgment; hands-on experience with AI development tools or agents.
Principal Software Engineer - Environments Engineering
Palo Alto or New York City or Jersey City
$204k-$285k/yrOnsiteFull Time
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
15+ YOE15+ years software engineering experience building internal developer platforms or environment-as-a-service; expertise in Kubernetes/EKS, service mesh traffic isolation, infrastructure-as-code, hybrid infrastructure, and platform adoption at scale.