Senior Machine Learning Engineer, Moloco
Mandarin Speaking
$197.6-247k
Machine learning-powered performance advertising solutions
Open for applications
Machine learning-powered performance advertising solutions
501-1000 employees
Open for applications
$197.6-247k
501-1000 employees
Company mission
To empower businesses of all sizes to grow through operational machine learning.
Role
Who you are
- You have 7+ years of experience building and deploying ML systems at scale, ideally in AdTech, recommender systems, or search/ranking domains
- You’ve shipped models that directly improved key product or business metrics such as CTR, CVR, or ROI
- You’re fluent in Mandarin Chinese and skilled at collaborating with customers or partners in technical discussions
- You have strong software engineering fundamentals: data structures, algorithms, and system design and proficiency in Python (C++ or Java a plus)
- You’re experienced with modern ML frameworks such as PyTorch, TensorFlow, or JAX
- You’ve worked with distributed data and compute systems like Apache Beam, Dataflow, or Flume
- You understand how to build robust ML pipelines including data versioning, feature engineering, retraining, and model monitoring in production
- You have experience optimizing inference performance on GPUs, TPUs, or similar hardware accelerators
- You thrive in fast-moving, ambiguous environments and can translate complex technical work into measurable business outcomes
- You value collaboration, accountability, and building systems that scale across teams and markets
What the job involves
- As a Senior Machine Learning Engineer on Moloco’s Ads Quality team, you’ll design and scale machine learning systems that directly improve ad relevance, ranking, and optimization. Your work will have a measurable impact on advertiser performance, revenue efficiency, and the overall user experience across Moloco’s ad platform
- Design, build, and deploy large-scale ML systems for ad ranking, click-through prediction, and conversion optimization
- Develop and operate production pipelines that process hundreds of millions of ad requests per day with low-latency requirements
- Collaborate directly with customers and partners in Mandarin to understand business goals and deliver data-driven ML solutions
- Apply systematic, reproducible approaches to model training, evaluation, and continuous improvement
- Partner with the Machine Learning Infrastructure and Data teams to improve tooling, deployment pipelines, and training efficiency
- Lead design and code reviews to promote technical excellence and standardize ML practices across Ads teams
- Diagnose model performance, identify optimization opportunities, and execute experiments that drive measurable results
- Mentor engineers on best practices for ML experimentation, productionization, and scaling
- Work cross-functionally with product, infrastructure, and business teams to align technical innovations with product goals
Our take
Moloco offers a cutting-edge platform that allows app developers and eCommerce marketplaces to fuel their growth through machine learning-driven advertising. Its suite of tools enables users to fine-tune campaigns, enhance user engagement, and broaden outreach, ultimately boosting profitability.
Positioned as the premier demand-side platform for ad performance across the open internet, Moloco has experienced substantial growth, securing significant funding and achieving Unicorn status in mid-2021. At the core of its Cloud DSP and Retail Media Platform lies a powerful ML engine leveraging deep neural networks (DNNs), facilitating automated, profitable, and scalable growth strategies for marketers.
Continuously evolving its flagship DSP with advanced features, Moloco consistently sets new benchmarks in ad spend. With expansion into retail media and MLaaS offerings, Moloco aims to democratize access to advanced machine learning capabilities for businesses of all sizes.
Kirsty
Company Specialist at Welcome to the Jungle
Insights
Company
Funding (last 2 of 5 rounds)
Aug 2021
$150m
SERIES C
Apr 2021
$20m
SERIES C
Total funding: $191.6m
Company benefits
- Comprehensive health and wellness: Competitive health (100% coverage for you), dental, vision and life insurance for you and your family. In addition, enjoy membership to Calm, Headspace, Spring Health, as well as fitness and health reimbursements
- Professional development: $2,500 Learning and Development stipend annually to grow yourself professionally
- Food and snacks: Enjoy lunch on us. We bring lunch in for employees everyday, In addition, our kitchens are filled with healthy snacks and beverages for you to enjoy
- Paid parental leave: Our parental leave for primary and secondary caregivers have you covered when you welcome a new child into your family
- Unlimited vacation: We encourage team members to take time off to relax and recharge with our flexible paid time off policy. We also offer leave time for various reasons
- Financial benefits: We provide equity and generous retirement benefits that help you prepare for your future. In addition, home office setup and phone, internet and transportation reimbursements
Company HQ
Centennial, Redwood City, CA
Leadership
Ikkjin Ahn
(Co-Founder & CEO)Previously worked as a Software Engineer at O1 and Humanex, before spending 2 years at YouTube and 3 at Google.
David Sehyuk Park
(Co-Founder & CIO)Prior to co-founding Moloco in 2013, David spent nearly 7 years at Oracle Corporation as a Software Engineer.
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