ByteDance
Senior Software Engineer, Cross Platform Applications
ByteDance, Seattle, Washington, us, 98127
Senior Software Engineer, Cross Platform Applications
Base pay range: $177,688.00/yr - $341,734.00/yr Overview
The Cross-Platform team at ByteDance develops a high-performance rendering engine and a versatile application framework used across a wide range of products. We aim to improve developer experience and efficiency by building intelligent development tools that integrate AI and automation to streamline workflows and reduce development friction. Responsibilities
Design and implement AI-powered developer tools that enhance productivity, reduce friction, and improve code quality. Integrate intelligent systems into existing toolchains and frameworks, supporting code generation, diagnostics, refactoring, and performance tuning. Collaborate with engineers across rendering and framework domains to understand pain points and translate them into practical, AI-enhanced solutions. Build and maintain infrastructure for model integration, code analysis, and in-editor assistance. Track emerging trends in AI-assisted development and propose new tools and features that push the boundaries of developer experience. Qualifications
Minimum Qualifications
Bachelor’s degree in Computer Science, Electrical Engineering, or related field, or equivalent practical experience. Strong programming skills in JavaScript/TypeScript and at least one systems-level language (e.g., C++, Rust, Go). Solid understanding of frontend or cross-platform application development. Familiarity with machine learning techniques, natural language processing, or LLM applications in software tooling. Preferred Qualifications
Master’s or Ph.D. in Computer Science, Machine Learning, or related field. Experience applying AI/ML models to code-related tasks such as generation, summarization, linting, or analysis. Contributions to developer tooling projects (internal or open-source), especially those focused on code understanding or workflow automation. Knowledge of rendering pipelines or cross-platform framework architecture is a plus. Experience deploying and optimizing ML models in real-world applications. About Us
Founded in 2012, ByteDance’s mission is to inspire creativity and enrich life. Our products include TikTok, Lemon8, CapCut, Pico, Toutiao, Douyin, and Xigua across diverse markets. Why Join ByteDance
We value curiosity, humility, and impact. We strive to foster an inclusive, global team that collaborates to create meaningful breakthroughs for our users and our company. We adopt an "Always Day 1" mindset to continuously innovate. Reasonable Accommodation
ByteDance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs, or other protected reasons. If you need assistance or a reasonable accommodation, please reach out to us at https://tinyurl.com/RA-request Job Information
Compensation may vary outside of the stated base pay range depending on qualifications, skills, competencies, experience, and location. The base pay is one component of total compensation, which may include discretionary bonuses, incentives, and restricted stock units. Benefits may vary by location and employment type. Day-one medical, dental, and vision insurance; 401(k) with company match; paid parental leave; disability coverage; life insurance; wellbeing benefits; and paid time off are some examples of our offerings. For Los Angeles County candidates: Qualified applicants with arrest or conviction records will be considered in accordance with applicable laws, including the Los Angeles County Fair Chance Ordinance and the California Fair Chance Act. Senior Software Engineer, Cross Platform Applications – Seattle, WA area postings and related roles may be listed separately; this posting reflects the current opportunity.
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Base pay range: $177,688.00/yr - $341,734.00/yr Overview
The Cross-Platform team at ByteDance develops a high-performance rendering engine and a versatile application framework used across a wide range of products. We aim to improve developer experience and efficiency by building intelligent development tools that integrate AI and automation to streamline workflows and reduce development friction. Responsibilities
Design and implement AI-powered developer tools that enhance productivity, reduce friction, and improve code quality. Integrate intelligent systems into existing toolchains and frameworks, supporting code generation, diagnostics, refactoring, and performance tuning. Collaborate with engineers across rendering and framework domains to understand pain points and translate them into practical, AI-enhanced solutions. Build and maintain infrastructure for model integration, code analysis, and in-editor assistance. Track emerging trends in AI-assisted development and propose new tools and features that push the boundaries of developer experience. Qualifications
Minimum Qualifications
Bachelor’s degree in Computer Science, Electrical Engineering, or related field, or equivalent practical experience. Strong programming skills in JavaScript/TypeScript and at least one systems-level language (e.g., C++, Rust, Go). Solid understanding of frontend or cross-platform application development. Familiarity with machine learning techniques, natural language processing, or LLM applications in software tooling. Preferred Qualifications
Master’s or Ph.D. in Computer Science, Machine Learning, or related field. Experience applying AI/ML models to code-related tasks such as generation, summarization, linting, or analysis. Contributions to developer tooling projects (internal or open-source), especially those focused on code understanding or workflow automation. Knowledge of rendering pipelines or cross-platform framework architecture is a plus. Experience deploying and optimizing ML models in real-world applications. About Us
Founded in 2012, ByteDance’s mission is to inspire creativity and enrich life. Our products include TikTok, Lemon8, CapCut, Pico, Toutiao, Douyin, and Xigua across diverse markets. Why Join ByteDance
We value curiosity, humility, and impact. We strive to foster an inclusive, global team that collaborates to create meaningful breakthroughs for our users and our company. We adopt an "Always Day 1" mindset to continuously innovate. Reasonable Accommodation
ByteDance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs, or other protected reasons. If you need assistance or a reasonable accommodation, please reach out to us at https://tinyurl.com/RA-request Job Information
Compensation may vary outside of the stated base pay range depending on qualifications, skills, competencies, experience, and location. The base pay is one component of total compensation, which may include discretionary bonuses, incentives, and restricted stock units. Benefits may vary by location and employment type. Day-one medical, dental, and vision insurance; 401(k) with company match; paid parental leave; disability coverage; life insurance; wellbeing benefits; and paid time off are some examples of our offerings. For Los Angeles County candidates: Qualified applicants with arrest or conviction records will be considered in accordance with applicable laws, including the Los Angeles County Fair Chance Ordinance and the California Fair Chance Act. Senior Software Engineer, Cross Platform Applications – Seattle, WA area postings and related roles may be listed separately; this posting reflects the current opportunity.
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