Tech Lead - Data Infrastructure Site Reliability

Tech Lead - Data Infrastructure Site Reliability

Location: Seattle

Team: Technology

Employment Type: Regular

Job Code: A A

Responsibilities

• Strong hands‑on skills in the design, development, and operation of large‑scale cloud infrastructure and distributed systems.
• Collaborate with cross‑functional teams (Advertising, Machine Learning, E‑commerce, Core Infra) to drive system reliability, performance, and scalability.
• Lead initiatives to automate operations, eliminate toil, and improve overall system efficiency.
• Troubleshoot complex production issues, perform root‑cause analysis, and drive long‑term reliability improvements.
• Promote best practices in system design, observability, performance optimization, and cost efficiency.
• Communicate complex technical concepts effectively to both technical and non‑technical stakeholders.

Qualifications

• Minimum Qualifications
  • 5+ years of experience in Site Reliability Engineering, Software Development, or related fields, focusing on designing, building, scaling, and operating cloud‑based systems.
  • Deep hands‑on expertise in at least one of the following: Databases (SQL/NoSQL); Kubernetes or container orchestration; Big Data processing and storage systems (streaming and batch).
  • Strong knowledge of system architecture, distributed systems, and performance bottlenecks.
  • Excellent communication and collaboration skills, with experience working across engineering, product, and data science teams.
• Preferred Qualifications
  • Proven track record of driving automation, tooling, and process improvements that enhance reliability and efficiency.
  • Experience in cost optimization and performance tuning at scale, backed by data‑driven decision making.
  • Thought leadership in adopting new technologies, improving operational practices, and influencing system design.

Compensation

The base salary range for this position in Seattle is $232,560 – $427,500 annually.

Benefits

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, and additional perks. 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).

Fair Chance and Equal Opportunity

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:

• Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues.
• Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and
• Exercising sound judgment.

Reasonable Accommodation

ByteDance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at