Harnham · 11 hours ago
Machine Learning Engineer
United States
Full-time
Remote
Entry, Mid Level
$150K/yr - $200K/yr
2+ years expHarnham is a YC-backed seed-stage startup seeking an early Machine Learning hire to own end-to-end model development for underwriting, risk scoring, and credit decisioning. The role involves designing and deploying production ML models, integrating them with backend systems, and contributing to ML infrastructure design on GCP.
AnalyticsConsultingInformation TechnologyMarketing
Hiring Manager
Gabriella Varela
Responsibilities
Design, build, and deploy production ML models in Python for underwriting, risk scoring, and credit decisioning
Develop an elastic underwriting model that adapts to platform changes, cash flow dynamics, and evolving user behaviors
Implement feedback loops to analyze performance month-over-month, continuously refining risk thresholds and model features
Own the full ML lifecycle: data exploration, feature engineering, training, deployment, monitoring, and iteration
Integrate models with the TypeScript backend (Node.js/Express, Next.js, React Native) to power decisioning flows
Build high-quality datasets using financial data from Plaid, Stripe, and PostgreSQL (via Supabase)
Contribute to ML infrastructure design on GCP, including model serving, orchestration, and observability
Qualification
Required
2–4 years of professional experience deploying ML models to production
Strong Python skills with ML frameworks (scikit-learn, TensorFlow, PyTorch, XGBoost)
Experience with risk scoring, credit decisioning, fraud detection, or similar applications
Familiarity with threshold optimization, calibration, and precision/recall tradeoffs in risk contexts
Comfortable working with PostgreSQL and cloud platforms (GCP preferred)
Thrives in fast-paced, ambiguous environments with end-to-end ownership and quick iteration
Strong collaboration and communication skills across technical and non-technical teams
Preferred
Experience with Plaid, Stripe, or other financial data APIs
Background in fintech, lending, or credit underwriting
Experience building data/ML pipelines in early-stage startups
Experimentation experience (A/B testing, holdout validation)
Company
Harnham
Harnham has actively chosen to focus on Data and Analytics.
201-500 employees
H1B Sponsorship
Harnham has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (1)
Funding
Current Stage
Growth StageTotal Funding
unknownKey Investors
BGF Ventures
2022-05-01Seed
Leadership Team
David Farmer
Chief Executive Officer
S
Stephen Lawrence
CFO
Recent News
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