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Quantitative Developer
Menlo Park or San Francisco
$180k-$280k/yr HybridFull Time
Strong Python (pandas, numpy, scipy, matplotlib), SQL, experience with coding agents (Claude Code, Codex), working with financial datasets, statistics/ML fundamentals, and a BS/MS/PhD in a quantitative field. Current US work authorization required.
Python, pandas, numpy, scipy, matplotlib, SQL, Claude Code, Codex, Bloomberg, CapIQ, FactSet, Refinitiv, git, Docker, Prefect, Airflow
6d
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Associate, Quantitative Developer, Model Portfolio Solutions (MPS), Multi-Asset Strategies & Solutions (MASS)
San Francisco, California, United States
$116k-$155k/yr HybridFull Time
3+ YOEDegree in a quantitative discipline,3+ years professional Python development in quantitative/investment contexts,experience with systematic signals,AI tooling exposure,and strong communication and problem-solving skills.
Python, GitHub Copilot, Windsurf, Aladdin
1mo
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Junior Quantitative Analyst
Austin or Chicago or New York or Old Greenwich or San Francisco or West Palm Beach
$150k/yr OnsiteFull Time
Undergraduate or advanced degree in a quantitative field; programming in Python and/or C++; Linux experience; strong problem-solving and quantitative skills; interest in financial data, machine learning, and data engineering.
Python, C++, Linux
2w
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Quantitative Intelligence Analyst
San Francisco, California, United States
$198k-$320k/yr HybridFull Time
3+ YOE3+ years in quantitative intelligence or risk research, experience with statistical modeling and data mining, familiarity with trust & safety domains, and strong communication and critical thinking.
Python, SQL
2mo
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Staff Software Engineer, Quantitative Evaluations
Mountain View or San Francisco
$251k-$310k/yr HybridFull Time
4+ YOEBS in a quantitative field; 4-7 years experience; strong C++, Python, SQL skills; data analysis; building data pipelines; ML familiarity; strong coding standards.
C++, Python, SQL, Machine Learning, Data Processing, Statistics
1mo
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Quantitative Research Associate - Systematic Portfolio Construction
Los Angeles or San Francisco or New York or California or United States
$159k-$255k/yr OnsiteFull Time
5+ YOE5+ years relevant experience in optimization and systematic portfolio construction; advanced degree preferred; expertise in Python/Julia/R and optimization software (Gurobi or Mosek); strong quantitative, econometrics and communication skills.
Python, Julia, R, Gurobi, Mosek
6d
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Senior Quantitative UX Researcher, Search Growth Systems and App Foundations
Mountain View, California, United States
$159k-$230k/yr OnsiteFull Time
6+ YOEBachelor's or equivalent, 6+ years product research experience, programming in Python/R/MATLAB/C++/Java/Go, quantitative methods (A/B, surveys, log analysis), SQL, and qualitative methods.
Python, R, MATLAB, C++, Java, Go, SQL
1mo
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Principal Machine Learning Engineer (Reconstruction / Quantitative Imaging)
San Francisco, California, United States
OnsiteFull Time
Strong applied ML experience with imaging or signal processing, ability to move between research prototypes and production systems, strong evaluation discipline, and experience applying ML to physics-based/inverse problems.
PiNNs, Neural Operators, Agentic-SciML, GPU, Kalman filtering
2w
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UX Researcher, Quantitative
Bellevue or Menlo Park or Seattle or New York City or United States
$193k-$266k/yr HybridFull Time
13+ YOEExpertise in quantitative research: coding in R/SQL/Python, survey design, regressions/ANOVA/t-tests, extensive hands-on primary research, advanced degree plus multi-year experience.
R, SQL, Python
1mo
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Senior Staff Scienitst-Quantitative Modeling, AI & Pharmacometrics
San Francisco, California, United States
OnsiteFull Time
5+ YOEBachelor's in computational/data science or domain science with computational focus; 5+ years relevant experience; advanced pharmacometrics/MIDD knowledge; Python and/or R programming; experience with mechanistic, PK/PD, Bayesian or ML models; scientific leadership and communication skills.
Python, R
2mo
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Senior Software Engineer, Map Platform
Mountain View, California, United States
$194k-$291k/yr OnsiteFull Time
BS in CS/Robotics or quantitative field; experience with distributed systems, data storage/processing, C++/Python, multithreading, and performance tuning; strong problem-solving; able to develop and debug production code.
C++, Python
1mo
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Senior Deep Learning Engineer - Perception
San Jose or Israel
OnsiteFull Time
3+ YOEMSc (or equivalent experience) in quantitative field, 3+ years developing deep learning algorithms, strong computer vision and math skills, PyTorch and Python proficiency, English fluency, eligible to work in the US.
PyTorch, Python, Linux, git, C++
2d
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Software Engineer
United States or Denver or San Francisco
$115k-$148k/yr RemoteFull Time
5+ YOE5+ years shipping backend code; experience with Golang, microservices, data/event architectures, cloud platforms, strong communication and quantitative judgment; AI-augmented mindset preferred.
Golang, Google Cloud, AWS, Azure, SQL, NoSQL, OpenAI, Google Gemini, Ashby
1mo
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Senior AI/ML Engineer: Python & Scientific Computing
San Francisco or New York City or United States
$175k-$250k/yr HybridFull Time
5+ YOE5+ years building scientific or quantitative data‑intensive software; expertise in scientific Python stack, object‑oriented and test‑driven development, vectorized code, machine learning, and distributed/parallel computing.
Python, NumPy, SciPy, scikit-learn, Pandas, Celery, Flask, JavaScript, Vue.js, Node.js, MongoDB, GraphQL, Linux
2w
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Senior AI Engineer
San Francisco, California, United States
$175k-$215k/yr HybridFull Time
Experience building and operating LLM-powered products; quantitative or scientific background (ML, CS, biology, chemistry); strong technical judgment and focus on reliable, production-quality systems.
3d
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Senior Language Engineer
Redmond or Mountain View
$120k-$235k/yr HybridFull Time
3+ YOEDegree in a quantitative or CS field with multi-year related experience, hands-on prompt design and LLM evaluation experience, ability to ship consumer products, strong technical depth in ML and software.
2w
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Senior Machine Learning Engineer, Advertiser Intelligence
Mountain View or New York City
$159k-$239k/yr OnsiteFull Time
5+ YOE5+ years in ML or applied research, MS/PhD in a quantitative field, strong quantitative and production ML skills, experience with LLM agents, Python/Scala and Spark/Snowflake/BigQuery, ad-optimization experience preferred.
Python, Scala, Spark, Snowflake, BigQuery
5d
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Senior Machine Learning Engineer
San Francisco or Seattle or San Jose
$173k-$307k/yr OnsiteFull Time
5+ YOE5+ years building and deploying ML models, strong Python skills, proficiency with PyTorch or TensorFlow, experience leading initiatives, and a quantitative degree.
Python, PyTorch, TensorFlow
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Senior Software Engineer - Fraud
San Mateo, California, United States
$197k-$243k/yr HybridFull Time
4+ YOE4+ years building scalable distributed systems, Bachelor's in CS or quantitative field, experience with large-scale data architecture, API design, SQL/NoSQL, risk prevention or ML, strong communication and ownership.
SQL, NoSQL, API, A/B testing, machine learning
2mo
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Applied AI Engineer
Cupertino, California, United States
OnsiteFull Time
3+ YOEPhD in a quantitative field with 3+ years in applied AI or MS with 6+ years, strong Python and AI frameworks, experience with LLMs and agentic workflows, production-ready AI solutions, and collaboration across teams.
Python, FastAPI, LangChain, RESTful API, LLM APIs, Embeddings, Vector Databases, Agentic workflows, Prometheus, OpenTelemetry, Weights & Biases
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