1 day ago

Security Software Engineer Project Intern (Product Security) - 2026 Start (BS/MS)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 9 hours agoStatus: Live

Job Summary

Work on Product Security initiatives building scalable, secure-by-design systems and tooling. As a project intern, you’ll help conduct security assessments (including web/mobile pentests), develop security-focused tooling such as code review and API testing, and assist with building evals/harnesses and optimizations for security review. You’ll also improve how LLMs are used in the SDLC process and strengthen infrastructure security.

Location: San Jose

Employment Type: Internship · 3 months

Job Function: Software Engineering

Seniority: Intern level

Key Responsibilities

•Participate in security assessments such as pentests on web or mobile applications.
•Work on security-focused tooling projects including code review and API testing.
•Assist in building evals, harnesses, and optimizations for existing AI tooling and systems for security review.
•Improve LLM usage in the SDLC process and enhance infrastructure security.

Key Requirements

•Undergraduate or postgraduate currently pursuing a Computer Science, Computer Engineering, Information Systems, or other STEM degree/master.
•Security engineering experience such as threat modeling, security mitigation development, security tooling development, or privacy engineering.
•Strong understanding of web application security, mobile app security, network security, OS internals/hardening, applied cryptography, and cloud computing.
•Experience writing and reviewing code in at least one language: JavaScript (Node JS), Go, Python, Java, C++, or Rust.
•Strong problem-solving skills with excellent debugging and troubleshooting abilities.

Experience:Product securitySecurity engineeringLLMNLP

Education:Bachelor's in Computer Science, Computer Engineering, Information Systems or other STEM disciplines

Skills:Problem-solvingDebuggingTroubleshooting

Tech Stack:JavaScriptNode JSGoPythonJavaC++RustLLMNLPAPI testingPentestingCloud computingThreat modeling

Company Brief

TikTok

Short-form video platform that lets users create, share, and discover entertainment content through algorithmic recommendations. It also offers advertising and creator tools for brands, influencers, and businesses.

Industry: Digital Media

Company Size: Enterprise (1,001+ employees)

Growth: Scaleup

Headquarters: Singapore, Singapore

Founded: 2016

Website LinkedIn

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TikTok

1 day ago

Security Software Engineer Project Intern (Product Security) - 2026 Start (BS/MS)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 9 hours agoStatus: Live

Job Summary

Location: San Jose

Employment Type: Internship · 3 months

Job Function: Software Engineering

Seniority: Intern level

Key Responsibilities

•Participate in security assessments such as pentests on web or mobile applications.
•Work on security-focused tooling projects including code review and API testing.
•Assist in building evals, harnesses, and optimizations for existing AI tooling and systems for security review.
•Improve LLM usage in the SDLC process and enhance infrastructure security.

Key Requirements

•Undergraduate or postgraduate currently pursuing a Computer Science, Computer Engineering, Information Systems, or other STEM degree/master.
•Security engineering experience such as threat modeling, security mitigation development, security tooling development, or privacy engineering.
•Strong understanding of web application security, mobile app security, network security, OS internals/hardening, applied cryptography, and cloud computing.
•Experience writing and reviewing code in at least one language: JavaScript (Node JS), Go, Python, Java, C++, or Rust.
•Strong problem-solving skills with excellent debugging and troubleshooting abilities.

Experience:Product securitySecurity engineeringLLMNLP

Education:Bachelor's in Computer Science, Computer Engineering, Information Systems or other STEM disciplines

Skills:Problem-solvingDebuggingTroubleshooting

Tech Stack:JavaScriptNode JSGoPythonJavaC++RustLLMNLPAPI testingPentestingCloud computingThreat modeling

Company Brief

TikTok

Industry: Digital Media

Company Size: Enterprise (1,001+ employees)

Growth: Scaleup

Headquarters: Singapore, Singapore

Founded: 2016

Website LinkedIn