Tech Lead Software Engineer

• Ads Growth, Customer Engagement

3+ months ago• Seattle, WA
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About Us

Tik Tok is the leading destination for short-form mobile video and our mission is to inspire creativity and bring joy.
Size: 5001-10000 employees

Industry: Entertainment & Gaming, Social Media, Technology

Responsibilities:

We are Tik Tok Monetization Ad Growth Team, dedicated to creating an exceptional advertising experience and intelligent growth marketing strategies for global advertising clients. Here, you will engage with challenging technical domains such as large-scale user systems, diverse advertising fields (ad creation, material optimization, delivery strategy, attribution, measurement, etc.), AI-driven personalized recommendations and growth strategies, and massive client profiling powered by LLM and big data. We are seeking like-minded individuals to join us in leveraging technology to help global small and medium-sized business (SMB) advertisers effectively connect with customers, achieve business success, and drive the rapid growth of Tik Tok's advertising business!

Responsibility

1. Lead the iteration of overseas mobile advertising products for hundreds of millions of users, optimize ad creation/payment experiences, and build cross-platform advertising solutions.
2. Drive architectural upgrades for the Ad Growth platform, developing core systems such as recommendation engines and incentive mechanisms.
3. Develop intelligent user profiling systems integrating LLM technology and big data processing capabilities.
4. Create AI-powered omnichannel personalized marketing solutions (covering Whats App/email/ad placements and other multi-touchpoint scenarios).
5. Collaborate deeply with product, operations, sales, data, advertising platforms, and architecture teams to continuously enhance product growth effectiveness.
6. Design and optimize high-concurrency server-side architectures to support systems serving hundreds of millions of users, ensuring 99.99%+ SLA for core services through robust stability engineering.

Qualifications

Minimum Qualifications:

1. Bachelor's degree or higher in Computer Science or related fields.
2. R&D experience in the internet industry.
3. Solid coding skills and computer science fundamentals (data structures/algorithms/networking, etc.).
4. Proficiency in at least one language: Python/C++/Go/Java.
5. Ability to develop pragmatic technical solutions aligned with business evolution.
6. Strong team collaboration mindset.

Preferred Qualifications:

1. Experience in advertising/recommendation/big data systems, with full ownership of at least one large-scale project implementation.
2. Data analysis capabilities and product/business acumen.
3. Passionate about exploring cutting-edge technologies like AI with perseverance.
4. Strong communication skills in workplace settings.

Job InformationFor Pay Transparency Compensation Description (annually)

The base salary range for this position in the selected city is $198360 - $416100 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:

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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.

Client-provided location(s): Seattle, WA

Job ID: Tik Tok-7493765099653417234

Employment Type: OTHER

Posted: 2025-04-18T04:32:09
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Perks and Benefits

Health and Wellness

• Health Insurance
• Dental Insurance
• Vision Insurance
• HSA
• Life Insurance
• Fitness Subsidies
• Short-Term Disability
• Long-Term Disability
• On-Site Gym
• Mental Health Benefits
• Virtual Fitness Classes

Parental Benefits

• Fertility Benefits
• Adoption Assistance Program
• Family Support Resources

Work Flexibility

• Flexible Work Hours
• Hybrid Work Opportunities

Office Life and Perks

• Casual Dress
• Snacks
• Pet-friendly Office
• Happy Hours
• Some Meals Provided
• Company Outings
• On-Site Cafeteria
• Holiday Events

Vacation and Time Off

• Paid Vacation
• Paid Holidays
• Personal/Sick Days
• Leave of Absence

Financial and Retirement

• 401(K) With Company Matching
• Performance Bonus
• Company Equity

Professional Development

• Promote From Within
• Access to Online Courses
• Leadership Training Program
• Associate or Rotational Training Program
• Mentor Program

Diversity and Inclusion

• Diversity, Equity, and Inclusion Program
• Employee Resource Groups (ERG)

Company Videos

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