Senior iOS Software Engineer, Monetization Client - Ads Core Technology, Demonstration

Senior iOS Software Engineer, Monetization Client - Ads Core Technology, Demonstration

Location: San Jose

Employment Type: Regular

Job Code: A19928A

The Monetization client team is responsible for delivering innovative ads products on Tik Tok, including content ads, new ads formats, vertical solutions, creator monetization business account, ads experiences etc. Working closely with product team, our mission is to build the window letting advertisers promote their products on Tik Tok, and to build the bridge that can deeply connect advertisers and Tik Tok users.

Therefore, besides supporting the innovative features on monetization, ensuring the user experience in Tik Tok is also our priority. We are looking for passionate iOS software engineers to join us and to develop ad products on Tik Tok iOS App, including content ads, ads format, vertical solutions, etc. Ensure stability and optimize the performance of ad products. Collaborate with multiple cross‑functional teams to deliver high quality work in rapid product development.

• Work closely with our backend/frontend and product team to develop and ship new, innovative ad features on Tik Tok App.
• Collaborate with our design and product teams to create a world‑class mobile experience.
• Optimize mobile applications on iOS platforms.
• Share knowledge and best practices within the team, mentor junior engineers, and contribute to the company’s long‑term technological strategy.
• Promote robust and maintainable code, clear documentation, and deliver high‑quality work in a rapid environment.

• BS/MS degree in Computer Science or equivalent majors/experience.
• 4+ years of experience in native iOS development.
• Proficiency in Swift and/or Objective‑C.
• Ability to understand and debug large and complex codebases.
• Good team communication and collaboration skills.

• Passion and experience building ad products or consumer‑facing products.
• Proven expertise in designing robust client‑side architectures.
• Demonstrated ability to optimize client‑side performance and elevate user experience through technical innovation.

The base salary range for this position in the selected city is $212,800 – $387,600 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.

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: