What we do

Zefr is the leader in AI-powered content classifications for brands and advertisers. Zefr’s platform is purpose built for multi-modal content understanding on open platforms like YouTube, TikTok, Meta and Snap, with pre-bid activation and verification solutions. Our products safeguard media and AI investments, while maximizing performance and efficacy on those channels.

Headquartered in Los Angeles with global offices across New York, Chicago, London, Toronto, Singapore, and more, Zefr is redefining what trust and transparency means for social media in the age of AI.

What you’ll do

We are looking for a passionate engineer to come collaborate and grow alongside our experienced applications software engineering team. The team is responsible for a broad range of systems and technologies:

Design, build, and operate APIs using REST and GraphQL technologies supporting our front-end interfaces, MCP servers, and offline batch processes.

Design, build, and operate complex workflows using Apache Airflow

Design, build, and operate data transformation pipelines in Snowflake and DBT.

What we’re looking for

Bachelor’s or Master’s degree in Computer Science, Engineering disciplines (BEng/MEng) or equivalent.

1-2 years of experience in a technical field

Competency in Python, SQL, REST APIs.

Knowledge of systems engineering principles and product lifecycle management

Strong communication and collaboration skills

Benefits (for US based employees)

Flexible PTO

Medical, dental, and vision insurance with FSA options

Company-paid life insurance

Paid parental leave

401(k) with company match

Professional development opportunities

10+ paid holidays off

Summer Fridays (we leave early)

In-office and hybrid work options available

In-office lunches and lots of free food

Optional in-person and virtual events (we like to celebrate!)

Compensation (for US based employees)

The anticipated salary for this position is between $100,000 and $130,000. Within the range, individual pay is determined by factors such as job-related skills, experience, and relevant education or training. If your compensation expectations fall outside of this range, it may still be worth having a conversation.

Zefr is an equal opportunity employer that embraces diversity and inclusion in the workplace. We are committed to building a team that represents a variety of backgrounds, skills, and perspectives because we know this only makes us better. We strongly encourage women, persons of color, LGBTQIA+ individuals, persons with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply even if you do not meet 100% of the qualifications.