INTERNSHIP DETAILS

Software Engineer Intern (Summer 2027)

CompanyTogether AI
LocationSan Francisco
Work ModeOn Site
PostedSeptember 18, 2026
Internship Information
Core Responsibilities
The intern will design, develop, and maintain high-quality software across the tech stack while collaborating with cross-functional teams. They will also participate in code reviews, debugging, and performance optimization to deliver robust product features.
Internship Type
full time
Company Size
431
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
Together AI is the AI Native Cloud, purpose-built for AI engineers and researchers with a full suite of tooling across inference, model shaping, and pre-training. AI natives can use Together AI as a full-stack AI platform — from a high- performance inference engine built for reliable and fast scaling to on-demand GPU clusters and massive-scale AI factories. Together AI continuously pushes the frontier forward by productizing cutting-edge research from our world-leading AI systems research team. By combining research velocity with production-grade infrastructure, we enable companies to reliably scale AI-native applications as fast as the field evolves. Trusted by leading AI natives like Cursor, Decagon, Eleven Labs, AI21, Hedra, and Cartesia, as well as SaaS innovators such as Salesforce, Zoom, and Zomato, Together AI powers the next generation of AI-native applications.
About the Role

Role Overview

As a Software Engineer Intern, you’ll have the opportunity to work on a variety of projects, from designing scalable systems, building product features, to optimizing performance-critical code. You’ll collaborate with cross-functional teams to build robust, user-focused solutions and contribute to our mission of delivering cutting-edge technology. 

This role is on-site at our HQ in San Francisco, CA and you’ll be placed into one of our engineering teams spanning Platform Engineering, Infrastructure, Inference, and more!

Responsibilities

  • Design, develop, and maintain high-quality software across our tech stack from low-level system to customer-facing UIs
  • Collaborate with product managers, designers, and engineers to deliver features and improvements
  • Write clean, efficient, and well-documented code with a focus on maintainability
  • Participate in code reviews, debugging, and performance optimization
  • Contribute ideas to shape the direction of our products and technical infrastructure

Qualifications

  • Bachelor’s degree (or equivalent) in Computer Science, Software Engineering, or a related field, earned or expected by Summer 2028
  • Excellent programming skills
  • Experience with version control systems (e.g., Git) and collaborative development workflows
  • Ability to solve problems creatively and communicate trade-offs effectively
  • Bonus: Experience with web development, databases, distributed systems, or cloud platforms, OSS contributions.

About Together AI

Together AI, the AI Native Cloud, is purpose-built for AI engineers. AI application developers get high-performance inference that scales reliably, fine-tuning and reinforcement learning for creating frontier-level specialized models, and pre-training at massive scale for fully custom intelligence, all around a marketplace of leading open models that teams can run, adapt, and own. Trusted by Cursor, Decagon, ElevenLabs, Salesforce, and Zoom, Together serves 400+ trillion tokens a month.

Internship Program Details: 

Our internship program spans over 12 weeks where you’ll have the opportunity to work with industry-leading engineers building a cloud from the ground up and possibly contribute to influential open source projects. Our internship dates are May 17th to August 6th or June 14th to September 3rd. 

Compensation

We offer competitive compensation, housing stipends, and other competitive benefits. The estimated US hourly rate for this role is $58/hr. Our hourly rates are determined by location, level and role. Individual compensation will be determined by experience, skills, and job-related knowledge.

Equal Opportunity

Together AI is an Equal Opportunity Employer and is proud to offer equal employment opportunity to everyone regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, and more.

Please see our privacy policy at https://www.together.ai/privacy

Key Skills
Software engineeringSystem designGitDebuggingPerformance optimizationWeb developmentDistributed systemsCloud platformsProgrammingCode review
Categories
SoftwareTechnologyEngineeringData & Analytics
Benefits
Competitive compensationHousing stipends