Über
Mission As Lead Data Scientist at GatherUp, you’ll own the design and development of AI/ML models that help shape the integrity of online commerce for local businesses.
This is a high-impact, hands-on role at the intersection of NLP, machine learning, and generative AI. You’ll partner closely with engineering, product, and business stakeholders to build systems that help accomplish our mission, vision and business objectives.
What You’ll Do
Build AI/ML solutions end-to-end: design, data preparation, feature engineering, model selection, finetuning, training, deploying, validation/testing, and performance analysis
Ensure models are scalable, monitored, and continuously improved in production
Create reproducible training and evaluation pipelines (versioning, experiment tracking, robust validation, clear documentation)
Use behavioral, textual, and statistical signals to identify, monitor and detect anomalies and emerging patterns in data
Apply NLP techniques to analyze unstructured text and surface patterns at scale
Conduct exploratory research and data analysis to identify trends
Partner with engineering, product, and business teams to translate requirements into product
Communicate model behavior, trade-offs, and impact clearly to both technical and non-technical audiences
What Success Looks Like
Models are deployed, monitored, and demonstrably improving over time
Capabilities scale with business growth and adapt to new threat vectors
You’ve established data science best practices that raise the bar for the whole team
Who You Are
3+ years of experience in data science, machine learning, or a related field
Demonstrate fluency with modern deep learning concepts, including transformer fundamentals and LLM pre-training vs post-training concepts
Proven track record of building and deploying ML models in production environments
Strong experience with NLP and unstructured text data
Proficiency in Python and SQL
Experience training NLP models using ML frameworks and architectures such as PyTorch and RoBERTa
Experience fine-tuning LLMs for production use cases
Experience building and deploying RAG pipelines
Ability to communicate complex model behavior to non-technical stakeholders
Strong ownership mindset — you drive projects end-to-end and hold yourself accountable to outcomes
Bonus points if you have: a Master\'s degree in a quantitative discipline (e.g. Data Science, Computer Science, Statistics, Engineering, or related); experience in and passion for fraud detection, trust & safety, or review/content integrity
Why GatherUp
Your work directly supports the economic prosperity of local businesses and the future of local commerce
Clear expectations, real ownership, and performance-based upside
A fast-moving team where strong execution is recognized and rewarded
What We Offer
Competitive Compensation: $140K–$180K (base salary + bonus) + Equity
Full Benefits: 100% covered medical, dental, and vision
401(k) Match: Invest in your future with company matching
Flexible vacation policy
Annual L&D stipend and continuous training and development opportunities
Company laptop provided
Location
We are a remote-friendly company, but ideally this role is hybrid based in our office in Walnut Creek, CA.
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Sprachkenntnisse
- English
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