Software Engineer, ML Data

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Paris, Île-de-France
In-Office
AdTech • Big Data • Machine Learning • Marketing Tech • Mobile • Software
Liftoff helps mobile businesses grow.
The Role

Liftoff is a leading AI-powered performance marketing platform for the mobile app economy. Our end-to-end technology stack helps app marketers acquire and retain high-value users, while enabling publishers to maximize revenue across programmatic and direct demand.

Liftoff’s solutions, including Accelerate, Direct, 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 Software Engineer on the Machine Learning Platform team at Liftoff, you will:

  • Work with an experienced team of ML, Software, and Infrastructure Engineers that are building the next generation ML platform for Liftoff
  • Design, engineer & implement reliable, scalable, and cost-efficient systems to support our next generation ML Platform.
  • Deliver business results by enabling next generation ML models and technologies
  • Utilize vendor-based products (AWS, Weight & Biases, etc.), open-source technologies (PyTorch, PySpark, etc.) and in-house tooling

Desired qualities and experience:

  • Very strong coding ability (any backend language)
  • Strong core CS fundamentals (data structures, algorithms, architecting systems)
  • 6+ years of industry experience
  • Experience building Machine Learning tooling or platforms, in particular when applied to large scale problems, is a big plus
  • Experience with Python or Spark 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

Location:

This role is eligible for full-time work in Paris, France.

Travel Expectations:

We offer several opportunities for in-person team gatherings, including but not limited to project meetings, regional meetups, and company-wide events. We expect our employees to attend these gatherings at least once per quarter. These gatherings provide essential opportunities for collaboration, communication, and team building.

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 the candidate's location and experience.

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.


Liftoff's Compensation Strategy

Liftoff's compensation strategy includes competitive market rate along with equity and benefits and perks that will give our employees what they need to do their best work. In order to ensure teams are compensated fairly for the work performed, we map out specific levels and take into consideration the cost of labor within each location. Liftoff provides employees a total compensation package of competitive market salaries, equity, health and wellness stipends, medical benefits associated with your country of residence. The base compensation will vary based on location, experience as well as level.


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.

What the Team is Saying

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The Company
HQ: Redwood City, CA
645 Employees
Year Founded: 2012

What We Do

Liftoff is a leading AI-powered performance marketing platform for the mobile app economy. Our end-to-end technology stack helps app marketers acquire and retain high-value users, while enabling publishers to maximize revenue across programmatic and direct demand.

Liftoff’s solutions, including Accelerate, Direct, 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.

Come join the rocket ship! 🚀

Why Work With Us

Join Liftoff, where innovation meets impact in a fast-changing global market. We’re a remote-first, hybrid-optional company driven by our values—Growth Mindset, Data-Driven, Agency & Urgency, and Togetherness. Our R&D and GTM teams solve complex technical challenges at scale, while our G&A pros keep us moving fast and supported.

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Liftoff Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We are a remote first company with Hubs located around the world. These Hubs are a place for employees and teams to gather for purposeful, collaborative and productive work and to host events throughout the year.

Typical time on-site: Not Specified
HQRedwood, CA
Singapore
Berlin, DEU
Seoul, KR
Helsinki, FIN
London, UK
Los Angeles, CA
New York, NY
Paris, FRA
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