Software Engineering Intern (Compiler & AI Runtime)

Themeframer; San Francisco, Northern (CA, KY); Hybrid; USD 76,000 - 96,000; Full time

Benefits offered by this job

Health & Dental

Equity Ownership

Remote stipend

Flexible time off

Learning budget

Engineering retreats

Job summary

Themeframer in San Francisco, CA is seeking a Software Engineering Intern focused on the Compiler & AI Runtime stack. You will work with veteran compiler architects to build test harnesses, benchmark AST transformation speed, and improve code generation ergonomics.

You will implement AST transformation rules and type-checking fixtures, document developer APIs, and author internal tooling scripts. Strong foundations in data structures and typed languages will help you ship reliable tooling for a

Qualifications

• Currently pursuing a Bachelor's, Master's, or PhD in Computer Science or related STEM field.
• Strong foundation in data structures, algorithms, and typed languages (TypeScript, C++, Rust, or Java).
• Passion for developer tools, programming language theory, or generative software systems.

Responsibilities

• Implement AST transformation rules and type-checking test fixtures.
• Document developer APIs and author internal tooling scripts.

Skills

Data structures

Algorithms

Typed languages

TypeScript

C++

Rust

Java

Education

Pursuing Bachelor's/Master's/PhD in CS

Tools

Node.js

Git

Jest

Next.js

Job description

Engineering Studio Compiler Core Hybrid San Francisco, CA Internship

Software Engineering Intern (Compiler & AI Runtime)

$55 – $70 / Hour USD · Posted on Aug 17, 2026

Work alongside veteran compiler architects to build test harnesses, benchmark AST transformation speed, and improve code generation ergonomics.

What You Will Do

• Implement AST transformation rules and type-checking test fixtures.
• Document developer APIs and author internal tooling scripts.

What We Are Looking For

• Currently pursuing a Bachelor's, Master's, or PhD in Computer Science or related STEM field.
• Strong foundation in data structures, algorithms, and typed languages (TypeScript, C++, Rust, or Java).
• Passion for developer tools, programming language theory, or generative software systems.

Bonus Qualifications

• Prior coursework or personal projects in compiler construction or static analysis.

Primary Technology Stack

TypeScript Node.js Git Jest Next.js

100% Employer-Covered Health & Dental

Meaningful Equity Ownership

Remote-First Setup Stipend ($2,500)

Flexible Time Off & Mental Health Days

Annual Company Engineering Retreats

$2,000 / Year Continuous Learning Budget

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