46 numpy jobs at 19 companies in Phoenixville, PA
1mo
Save
Mark Applied
Hide
Quantitative/Data Developer | Fixed Income | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
3+ YOE3+ years developing data tools in Python, experience with NumPy and Pandas, ability to understand financial models, strong communication skills, and a bachelor's in CS or applied science preferred.
Python, NumPy, Pandas
1mo
Save
Mark Applied
Hide
Quantitative/Data Developer | Fixed Income | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
3+ YOE3+ years developing Python data tools; experience with NumPy and Pandas; ability to understand financial models preferred; strong communication skills; Bachelor's in CS or applied science preferred.
Python, NumPy, Pandas
4w
Save
Mark Applied
Hide
Data Engineer | Sports | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Experience with numeric data storage and large datasets; proficiency in Python data stack (NumPy, pandas); experience with Kafka, Kubernetes, cloud; STEM degree or equivalent; interest in sports wagering and trading.
Python, NumPy, pandas, Kafka, Kubernetes, Cloud Computing, Agile
3w
Save
Mark Applied
Hide
Data Analyst, Senior Specialist
Malvern or Scottsdale or Charlotte
HybridFull Time
10+ YOE10+ years analytics experience, undergraduate degree (graduate preferred), expert SQL, Tableau, advanced Python (pandas, NumPy), data science and ML skills, strong stakeholder partnership and communication.
SQL, Tableau, Python, pandas, NumPy
1mo
Save
Mark Applied
Hide
Healthcare Data Scientist & AI Solutions
Bristol, Pennsylvania, United States
$120k/yr OnsiteFull Time
5+ YOE5+ years in analytics/data engineering/science with hands-on medical and pharmacy claims (EHR preferred), AWS analytics (Athena/S3/Glue/SageMaker), SQL and Python (pandas, numpy), dbt, Great Expectations; HIPAA fluent.
EHR, AWS, Athena, S3, Glue, SageMaker, dbt, Great Expectations, SQL, Python, pandas, numpy, FastAPI, ECS, Fargate, App Runner, Lambda, LLM, IQVIA, Komodo, Symphony, Definitive Healthcare
2mo
Save
Mark Applied
Hide
Staff AI/ML Engineer
Aurora or King of Prussia
$99k-$207k/yr OnsiteFull Time
8+ YOEActive TS/SCI clearance, B.S. in ML/CS/math or related, 8+ years AI/ML experience, proficiency with Python, PyTorch, Lightning, OpenCV, NumPy, Polars, version control, AWS, deep learning, and mentoring experience.
Python, PyTorch, Lightning, OpenCV, NumPy, Polars, git, GitLab, Bitbucket, MCP, Microsoft Agent Framework, HuggingFace, LangChain, LangFuse, MLFlow, Arize Phoenix, LLMs, Transformers, YOLO, GANs, Reinforcement Learning, Linux, AWS, CUDA, CuPy, Numba, CuSignal, CuDF, Podman, Docker, Kubernetes, Rancher, EC2, S3, Lambda
1mo
Save
Mark Applied
Hide
Data Owner Senior Associate
Plano or Wilmington
OnsiteFull Time
5+ YOEDegree in a quantitative discipline; 5+ years building predictive models and generative AI solutions (LLM prompt engineering, RAG); strong Python, LLM APIs, Pandas/NumPy/scikit-learn, SQL, Alteryx, and ML evaluation/monitoring experience.
Python, LLMs, LLM APIs, Pandas, NumPy, scikit-learn, SQL, Alteryx, Retrieval Augmented Generation (RAG)
1mo
Save
Mark Applied
Hide
Sr. Test Engineer-Automation
Philadelphia, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years testing embedded products, 2+ years test automation; proficiency with Python, Bash, pytest, NumPy, pandas, Docker, GitLab/Jenkins/Git; experience with HIL/SIL, hardware validation, and safety standards (IEC 61508, ISO 26262).
pytest, C++, MATLAB, Jama, Polarion, Python, Bash, NumPy, pandas, Docker, GitLab, Jenkins, Git, Hardware-in-the-loop, Software-in-the-loop, Ethernet, CAN, UART, BLE, Wi-Fi, LTE
2mo
Save
Mark Applied
Hide
Senior Data Scientist
Charlottesville or Calgary or Mexico City or New York or Princeton or Toronto
$90k-$160k/yr HybridFull Time
5+ YOE5+ years in AI/ML with production experience; strong statistics and optimization knowledge; hands-on LLM experience (OpenAI, Anthropic, Llama); Python (NumPy, Pandas, SpaCy, scikit-learn, PyTorch, TensorFlow 2), SQL, Airflow, Redis, Flask/Django/FastAPI; strong communication and research skills.
OpenAI, Anthropic, Llama, Python, NumPy, Pandas, SpaCy, scikit-learn, PyTorch, TF 2, Hugging Face Transformers, SQL, Airflow, Redis, Flask, Django, FastAPI, R-Shiny, Dash, Streamlit, GitHub, Kaggle, StackOverflow
3d
Save
Mark Applied
Hide
Staff AI/ML Engineer (Large Language Model)
King of Prussia, Pennsylvania, United States
$108k-$228k/yr OnsiteFull Time
8+ YOEActive TS/SCI clearance, B.S. in relevant field, 8+ years experience with 2+ years building LLM applications; experience fine-tuning models, RAG, deployment, Python and ML libraries required.
Weaviate, pinecone, pgvector, LangChain, DSPy, Microsoft Agent Framework, AWS Bedrock, OpenAI, llama.cpp, vllm, tgi, ReAct, Python, NumPy, Pandas, Polars, scikit-learn, git, GitLab, Bitbucket, HuggingFace, LangFuse, MLFlow, Arize Phoenix, Linux, CUDA, CuPy, Numba, CuSignal, CuDF, AWS EC2, S3, Lambda, Java, C++, Rust, Go, C#, Podman, Docker, Kubernetes, Rancher
1mo
Save
Mark Applied
Hide
Software Developer/Data Scientist
Philadelphia, Pennsylvania, United States
$79k-$123k/yr HybridFull Time
3+ YOEBachelor's+5yrs or Master's+3yrs; US citizen able to obtain Secret clearance; experience with C#, JavaScript, aspx, SQL, Python, R, C/C++, XML, Git; machine learning and data analysis experience.
C#, JavaScript, aspx, sql, Python, R, C/C++, xml, Git, Matplotlib, Numpy, Pandas, PGMpy, Scikit-learn, SciPy, PowerBI, Oracle
2d
Save
Mark Applied
Hide
Lead Software Engineer
Voorhees, New Jersey, United States
RemoteFull Time
5+ YOEExpertise with Django and DRF, HTMX, Celery, PostgreSQL, Redis, Docker Compose; experience shipping AI-assisted code (Claude/Claude Code) and reviewing others; 5+ years experience; college degree preferred; strong writing; regulated-domain experience.
Django (5.x), Django REST Framework, HTMX, Claude, Claude Code, VS Code, JavaScript, Celery, PostgreSQL, Redis, Docker Compose, pandas, numpy, statsmodels, scikit-learn, Cursor, Copilot
1mo
Save
Mark Applied
Hide
Data Analyst Senior- VP Python
Newark, Delaware, United States
$101k-$172k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent; 5+ years analytics and financial services experience; expert SQL, Python, and Tableau; Snowflake and data pipeline/ETL experience; strong communication and regulatory reporting knowledge.
Python, pandas, NumPy, SQL, Tableau, Snowflake, Microsoft Excel, Microsoft PowerPoint, Git, Alteryx
1mo
Save
Mark Applied
Hide
Senior Data Scientist
Seattle or Cambridge or Princeton or Madison
$138k-$183k/yr OnsiteFull Time
5+ YOEBachelor's or higher in a quantitative field, 5+ years data science/ML experience, proficiency in Python/SQL/R and data science libraries, experience with LLMs, retrieval, evaluation, and AWS data/AI services.
Python, SQL, R, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, statsmodels, LangGraph, LangSmith, PydanticAI, Claude Code, Codex, Gemini CLI, GitHub Copilot, Streamlit, S3, Athena, PostgreSQL, RDS, OpenSearch, Amazon Neptune, Amazon S3 Vectors, SageMaker, Bedrock
1mo
Save
Mark Applied
Hide
Lead Data Engineer
Coopersburg or Philadelphia
OnsiteFull Time
8+ YOERequired bachelor’s or master’s in CS/Data Science/Computer Engineering/Software Engineering, 8+ years related experience, expertise in data modeling, real-time/batch processing, cloud architectures, and SQL.
AWS, S3, Glue, EKS, Lambda, SageMaker, Redshift, Athena, Bedrock, Agentcore, SQL, NoSQL, Microsoft Power BI, Tableau, QuickSight, Python, Pandas, NumPy, PySpark
2mo
Save
Mark Applied
Hide
Senior Data Scientist
Seattle or Madison or Princeton or Cambridge Crossing
$138k-$183k/yr OnsiteFull Time
5+ YOE5+ years in data science or related fields; proficiency in Python, SQL; experience with ML/AI, NLP, information retrieval; AWS data/AI services; data engineering collaboration; strong communication.
Python, SQL, R, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, OpenSearch, SageMaker, Bedrock, PostgreSQL, LangGraph, LangSmith, LLMs
3w
Save
Mark Applied
Hide
Associate, Financial Platform Engineer (Java) / Wilmington, DE
Wilmington, Delaware, United States
$115k-$145k/yr HybridFull Time
4+ YOEB.S./M.S. in STEM,4+ years enterprise software development; strong Java stack experience; knowledge of databases, cloud, distributed systems, Python and data libraries; agile experience.
Java, Spring, JDBC, Hibernate, JBoss, Maven, Jenkins, JUnit, Python, pandas, numpy, scipy, cvxpy, SQL, NoSQL, Oracle, Sybase, Snowflake, ETL, RESTful Webservices, HTTP-JSON, gRPC, Microsoft Azure, Apache Ignite, Hazelcast, Angular, React, Unix/Linux, Git, JIRA, ADO, Azure Pipelines, BlackRock Aladdin, OCI
4w
Save
Mark Applied
Hide
Machine learning Engineer
Pennington, New Jersey, United States
$105k-$125k/yr OnsiteFull Time
10+ YOEHands-on ML engineer with expertise in model development, MLOps, deployment, feature engineering, and scalable ML pipelines; strong Python, cloud, and data engineering skills.
MLflow, Kubeflow, SageMaker, Azure ML, Docker, Kubernetes, Python, NumPy, pandas, scikit-learn, PyTorch, TensorFlow, AWS, Azure, GCP, Spark, Databricks, Airflow, Great Expectations, XGBoost, LightGBM
1mo
Save
Mark Applied
Hide
NAM Citigold Analytics Senior Analyst
Wilmington or Miami
$96k-$145k/yr OnsiteFull Time
5+ YOE5+ years working with data in financial services; experience with Snowflake, Hadoop, Teradata, Python, PySpark, Dataiku, SQL, SAS; strong data storytelling and dashboarding; Bachelor's degree required, Master's preferred.
Snowflake, Hadoop, Teradata, Python, PySpark, Dataiku, SQL, SAS, pandas, NumPy, matplotlib, Seaborn, Tableau, Power BI, Qlik
1mo
Save
Mark Applied
Hide
Data Application Specialist
Philadelphia, Pennsylvania, United States
$80k-$95k/yr OnsiteFull Time
3+ YOE3+ years in data management/engineering; strong SQL and Python skills; experience with relational databases, ETL/pipeline development, REST APIs, Linux, Git, and data security (HIPAA).
SQL, Python, pandas, NumPy, SQLAIchemy, pyodbc, pip, venv, Git, GitHub, T-SQL, Microsoft SQL Server, SSMS, SQL Agent, PostgreSQL, MySQL, EC2, ECS, RDS, S3, Lambda, CloudWatch, Terraform, CloudFormation, GitHub Actions, Linux, bash, systemd, cron, ssh, curl, HL-7 2.5.1, ODBC