TikTok

Senior Full-Stack Engineer - TikTok Open Platform

TikTok$218K — $387K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science or related fields.
  • 5+ years of software engineering experience in B2B enterprise applications or developer platforms.
  • Exceptional proficiency in JavaScript, TypeScript, HTML/CSS, especially with React.
  • Solid knowledge of at least one backend technology stack like Golang, Java, Python, or Node.js.
  • Hands-on experience with relational databases, caches, and multi-tenant architectures.
  • Familiarity with AI coding tools and concepts like LLMs and prompt engineering.

Responsibilities

  • Lead end-to-end architecture design and core feature development for TikTok Open Platform's enterprise products.
  • Build high-availability and UI/UX-consistent mid-to-back-office products and infrastructure.
  • Drive construction of front-end engineering systems including component libraries and performance optimization.
  • Design domain models, APIs, and establish standardized front-end/backend contracts.
  • Utilize AI tools to enhance delivery efficiency and standardize integration across processes.
  • Integrate AI capabilities into B-side products for innovative features like smart form auto-fill.
  • Manage technical governance and troubleshoot complex cross-stack issues.

Benefits

  • Day one access to medical, dental, and vision insurance.
  • 401(k) savings plan with company match.
  • Paid parental leave and short-term/long-term disability coverage.
  • Life insurance and wellbeing benefits.
  • 10 paid holidays and 10 paid sick days each year.
  • 17 days of Paid Personal Time, increasing with tenure.
Full Job Description
Responsibilities

TikTok Open Platform is dedicated to empowering developers, merchants, and ecosystem partners by providing standardized, scalable, and secure platform capabilities. Our team bridges the gap between enterprise business workflows and cutting-edge technologies. We are actively incorporating AI-driven workflows and tools into our platform, reshaping how developers and merchants interact with our ecosystem. Responsibilities - End-to-End Architecture & Development: Lead the full-stack architecture design and core feature development for TikTok Open Platform's enterprise (B2B) products, spanning front-end applications, backend APIs, data models, and delivery pipelines. - Enterprise Platform & Workflow Building: Build high-availability, easily extensible, and UI/UX-consistent mid-to-back-office products and infrastructure around complex developer, merchant, and operations workflows. - Front-End Infrastructure & Engineering: Drive the construction of front-end engineering systems, including component libraries, state management, micro-frontends/modular architectures, performance optimization, quality assurance, and telemetry/monitoring. - Backend Integration & Standards: Design domain models, APIs, RBAC/ABAC permissions, tenant isolation, and audit controls. Establish standardized front-end/backend contracts and drive public capability reusability. - AI Tooling & Workflow Optimization: Deeply utilize AI coding tools and Agent capabilities (e.g., Cursor, Claude Code) to boost end-to-end delivery efficiency. Standardize AI integration across prototyping, UI restoration, API integration testing, Code Reviews, and technical documentation. - AI-Powered Product Innovation: Lead the integration of AI capabilities into B-side products (e.g., smart form auto-fill, natural language configuration/queries, AI-driven low-code generation). - Technical Governance & Leadership: Drive troubleshooting for complex cross-stack/cross-service issues. Take ownership of key business pipeline stability, observability, and long-term tech debt reduction.

Qualifications

Minimum Qualifications - Experience & Level: Bachelor's degree in Computer Science or related fields, with 5+ years of software engineering experience. Proven track record in B2B enterprise applications, developer platforms, or complex mid-to-back-office systems. (Targeting Senior/L3 level). - Front-End Mastery: Exceptional proficiency in JavaScript, TypeScript, HTML/CSS, with deep expertise in React and modern front-end engineering toolchains. Strong front-end infra building and troubleshooting skills. - Backend Capabilities: Solid working knowledge of at least one backend technology stack (Golang, Java, Python, or Node.js), capable of independently designing APIs, business logic, and data access layers. - Full-Stack & System Design: Ability to design full-stack systems from 0 to 1, effectively balancing front-end UX, delivery speed, performance, security, and maintainability. - Database & Microservices: Hands-on experience with relational databases, caches, message queues, dynamic forms, workflow engines, internationalization, and multi-tenant architectures. - AI Engineering & Tooling Literacy: Proficient in AI coding assistants (Cursor, Claude Code, etc.) with strong prompt engineering and context management skills. Familiarity with LLM basics, RAG, Function Calling, Agents, and MCP paradigms, with clear judgment on code safety and performance limits. Preferred Qualifications - Experience with design systems, low-code platforms, data visualization, or large-scale front-end infrastructure governance. - Experience with open APIs, OAuth, authorization/audit systems, or developer platforms. - Experience launching AI-assisted products (e.g., Design-to-Code, AI-driven low-code/page generation).

Job Information

[For Pay Transparency]Compensation Description (Annually)

The base salary range for this position in the selected city is $218400 - $387600 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate's qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

For Los Angeles County (unincorporated) Candidates:

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;

2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and

3. Exercising sound judgment.

About TikTok

TikTok is a social media app that allows users to create and share short videos. The app was launched in 2016 by Chinese tech company ByteDance. TikTok has become one of the most popular social media apps in the world, with over 1 billion active users. The app has been downloaded over 2 billion times worldwide. TikTok has faced controversy over its data privacy practices and its potential ties to the Chinese government. In 2020, the app faced a potential ban in the United States, but a deal was reached with Oracle and Walmart to create a new company called TikTok Global.
Learn more about TikTok
Size
1,750 employees
Industry
Founded
2012

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