Middesk · 4 months ago
Data Scientist, Machine Learning
San Francisco
Full-time
Hybrid
Senior Level
$160K/yr - $230K/yr
7+ years expMiddesk is a company focused on transforming business identity verification through AI-driven applications. They are seeking a hands-on applied ML expert to build the technical foundation for their efforts in developing ML applications that streamline customer workflows, particularly in the risk and fraud domains.
Business DevelopmentEnterprise Resource Planning (ERP)Enterprise SoftwareFinTechInformation TechnologyRisk Management
Responsibilities
Build risk & fraud ML applications: Deliver production ML models in fraud, trust & safety, KYB, and compliance domains, with measurable impact on customer workflows
Tackle hard data problems: Work on classification problems with extreme class imbalance, sparse signals, and “cold start” label challenges
Innovate in feature engineering & labeling: Use graph-based techniques, weak supervision, LLMs, and AI agents to improve signal extraction and automate labeling process
Establish ML infrastructure foundations: Partner with platform engineering team to design feature services, model training pipeline, model serving standards, and orchestration to scale multiple ML use cases
Qualification
Required
7+ years applied ML experience, with direct impact in risk, fraud, trust & safety, compliance, or adjacent high-stakes domains
Proven track record of shipping ML models from research to production in external-facing products
Expertise in classification with real-world challenges, for example: imbalanced labels, sparse signals, cold start, and production version management
Hands-on ML infrastructure experience: feature stores, model management, ML training/serving pipelines
Comfort as a senior IC: setting technical direction, mentoring peers, and establishing best practices
Preferred
B2B SaaS experience, ideally building ML products for enterprise customers
MLE/engineering collaboration experience, or direct MLE work on ML pipelines and services
Familiarity with graph, LLM-based feature generation, or AI agent workflows
Experience scaling ML across multiple products or risk domains
Company
Middesk
Middesk is an identity platform that automates business verification and underwrites decisions.
51-200 employees
H1B Sponsorship
Middesk 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
2025 (1)
2024 (4)
2022 (2)
2020 (1)
Funding
Current Stage
Growth StageTotal Funding
$77MKey Investors
Sequoia CapitalAccel
2022-06-09Series B· $57M
2021-03-24Series A· $16M
2019-09-12Seed· $4M
Leadership Team
Kyle Mack
CEO and Co-founder
Recent News
2025-12-29
Company data provided by crunchbase