Liftoff is the leading growth acceleration platform for the mobile industry, helping advertisers, publishers, game developers and DSPs scale revenue growth with solutions to market and monetize mobile apps.

Liftoff’s solutions, including Accelerate, Direct, Influence, Monetize, Intelligence, and Vungle Exchange, support over 6,600 mobile businesses across 74 countries in sectors such as gaming, social, finance, ecommerce, and entertainment. Founded in 2012 and headquartered in Redwood City, CA, Liftoff has a diverse, global presence.

As a Senior Staff Engineer on the Machine Learning Platform team at Liftoff, you will:

• Design, engineer, & implement reliable, scalable, and cost-efficient systems to support training and serving deep learning models which utilize state-of-art ML modeling techniques.
• Adopt or build new technologies and tools to help increase velocity of ML modeling teams.
• Help shape our long-term ML Platform strategy and roadmap.
• Work with an experienced team of ML, Software, and Infrastructure engineers who are building our next generation ML platform for Liftoff.
• Utilize vendor-based products (AWS, etc.), open-source technologies (PyTorch, PySpark, etc.) and custom in-house tooling.

Requirements: 

• Very strong coding ability (any backend language)
• Strong core CS fundamentals (data structures, algorithms, architecting systems)
• 8+ years of industry experience
• 3+ years Machine Learning tooling or platforms, in particular when applied to large scale problems
• Experience with NVIDIA Triton, PyTorch, or PySpark in particular is a big plus
• Experience with Go and Python is a plus
• Experience working in high-growth startup atmosphere is a plus 
• A passion for quality and excellence, and the ability to temper it when necessary to ship
• Solid technical leadership skills 

Location:

This role eligible for full-time remote work in one of our entities: CA, CO, ID, IL, FL, GA, MA, MI, MN, MO, NC, NJ, NV, NY, PA, OR, TX, UT, and WA. We are a remote-first company with US hubs in Redwood City, Los Angeles, and NYC.

Compensation: 

Liftoff offers all employees a full compensation package that includes equity and health/vision/dental benefits associated with your country of residence. Base compensation will vary based on candidate location and experience. The following are our base salary ranges for this role: 

SF Bay Area, NYC, Los Angeles/Orange County: $290,000 - $315,000

Seattle/Olympia, Austin, San Diego, Santa Barbara, Boston: $265,000 - $290,000

All other cities and towns in our approved states: $250,000 -$275,000

Working at Liftoff is fast-paced, fun, and challenging, and we thrive on innovation. Come join the rocket ship and help shape the future of the mobile app ecosystem with us! 

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We use Covey as part of our hiring and / or promotional process for jobs in NYC and certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on January 22, 2024.

Please see the independent bias audit report covering our use of Covey here.

Liftoff is committed to providing and maintaining a work environment where all employees and candidates are treated with dignity and respect and that is free of bias, prejudice, and harassment. Liftoff is further committed to providing an equal employment opportunity for all employees and candidates for employment free from discrimination and harassment on the basis of sex, gender (including sexual harassment, gender harassment, and harassment due to pregnancy, childbirth, breastfeeding, and related conditions), sexual orientation, gender identity, gender expression, gender nonconformity, race, creed, religion, color, national origin, ancestry (including association, affiliation, or participation with persons or activities related to national origin, English-proficiency or accent, or immigration status), physical or mental disability, medical condition(s), genetic information of an individual or family member of the individual, marital or domestic partner status, age, veteran or military status, family care status, requesting or taking pregnancy, parental or disability leave, requesting an accommodation, or any other characteristic protected by federal, state, or local law, regulation, or ordinance. All such discrimination and harassment is unlawful and will not be tolerated. Liftoff maintains a continued commitment to equal employment opportunity and expects the full cooperation of all personnel.

Agency and Third Party Recruiter Notice:

Liftoff does not accept unsolicited resumes from individual recruiters or third-party recruiting agencies in response to job postings. No fee will be paid to third parties who submit unsolicited candidates directly to our hiring managers or Recruiting Team. All candidates must be submitted via our Applicant Tracking System by approved Liftoff vendors who have been expressly requested to make a submission by our Recruiting Team for a specific job opening. No placement fees will be paid to any firm unless such a request has been made by the Liftoff Recruiting Team and such a candidate was submitted to the Liftoff Recruiting Team via our Applicant Tracking System.