1mo
Save
Mark Applied
Hide
Python Developer- Quant Core Data | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
PhD or postdoc in a quantitative field, strong high-performance Python skills (Cython/pybind11/numba), experience with large-data analysis (polars/pandas), and ability to translate research into robust engineering solutions.
Python, Cython, pybind11, Numba, polars, pandas
4w
Save
Mark Applied
Hide
Python Developer- Quant Core Data | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
PhD (by Summer 2026) or postdoc in a quantitative field; experience writing high-performance Python (Cython, pybind11, numba) and data analysis with polars/pandas for large datasets; ability to translate research into robust engineering solutions.
Python, Cython, pybind11, numba, polars, pandas
2w
Save
Mark Applied
Hide
Data Engineer
Atlanta or Baltimore or Boston or Charlotte or Columbus or Detroit or Hartford or Miami or New York or Philadelphia or Raleigh or Tampa or Washington
$91k-$122k/yr OnsiteFull Time
4+ YOE4+ years building production data engineering solutions; experience with cloud data platforms, streaming, orchestration, Python/Java; strong communication and critical thinking.
Amazon Redshift, Snowflake, Google BigQuery, Azure Synapse Analytics, Amazon EMR, Apache Spark, Presto, Databricks, Amazon Kinesis, Apache Kafka, Apache Airflow, dbt, Dagster, Azure Data Factory, DynamoDB, Cosmos DB, MongoDB, Kubernetes, Amazon ECS, Amazon SageMaker, Azure ML Studio, Python, Java
4w
Save
Mark Applied
Hide
Python Developer- Quant Core Data | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
PhD or postdoc in a quantitative field, strong high-performance Python (Cython/pybind11/numba) and large-data analysis (polars/pandas) skills, ability to translate research into production-quality code.
Python, Cython, pybind11, numba, polars, pandas
2mo
Save
Mark Applied
Hide
Data Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
2+ YOEMinimum 2 years of production data engineering experience; proficient in Python and SQL; experience with AWS, Redshift, ETL tools; able to design data pipelines and collaborate across teams.
AWS, Redshift, Glue, Fivetran, Airflow, ECS, DMS, DataHub, Terraform, Python, SQL, Spark
1w
Save
Mark Applied
Hide
Data Engineer
Lititz, Pennsylvania, United States
OnsiteFull Time
7+ YOE7+ years data engineering experience delivering Databricks on AWS solutions; strong SQL and Python/PySpark; experience with data pipelines, lakehouse patterns, governance, CI/CD, and production support.
Databricks, AWS, S3, IAM, KMS, VPC, Secrets Manager, CloudWatch, Delta Lake, Spark, SQL, Python, PySpark, Git, CI/CD, Power BI, Unity Catalog, MuleSoft, Salesforce, Epicor, Kantata
3w
Save
Mark Applied
Hide
Senior Data Engineer
Cherry Hill, New Jersey, United States
$125k-$150k/yr OnsiteFull Time
Extensive data engineering experience building cloud data platforms, strong Python/PySpark and SQL skills, dbt and ELT tool experience, data governance and observability knowledge, and bachelor's in a quantitative field.
Python, PySpark, SQL, dbt, Power BI, Snowflake, Databricks, Microsoft Fabric, Fivetran, Airbyte, Collibra, Microsoft Purview, AWS, Azure, Google Cloud Platform
1w
Save
Mark Applied
Hide
Senior Data Engineer
Philadelphia, Pennsylvania, United States
$68k-$153k/yr OnsiteFull Time
5+ YOE5+ years data engineering experience building scalable pipelines, ecommerce/Shopify data expertise, strong SQL and Python, cloud and modern data platform experience, semantic layer and AI/ML data readiness skills.
Shopify, dbt, LookML, Spark, Snowflake, Databricks, BigQuery, Redshift, Parquet, SQL, Python, AWS, Azure, GCP
1w
Save
Mark Applied
Hide
Lead Data Engineer
Wilmington or McLean
$179k-$225k/yr OnsiteFull Time
4+ YOEBachelor's degree, 4+ years application development, 2+ years big data, 1+ year cloud experience, proficiency in Java/Scala/Python and data engineering tools.
Java, Scala, Python, Redshift, Snowflake, MapReduce, Hadoop, Hive, EMR, Kafka, Spark, Gurobi, MySQL, Mongo, Cassandra, UNIX/Linux, AWS, Microsoft Azure, Google Cloud, SQL
1mo
Save
Mark Applied
Hide
Sr Data Engineer
Philadelphia or Ambler or Pune or Medellín
RemoteFull Time
10+ YOE10+ years data engineering experience with hands-on Snowflake, dbt, Python, SQL/PLSQL, MDM/Reltio, ETL/ELT pipeline design, data modeling, and cross-functional collaboration.
Snowflake, Reltio, dbt, dbt Cloud, Python, SQL, PL/SQL, Snowflake Scripting, Airflow, Dagster, Azure, AWS, Terraform, CI/CD, Git, ICyte Platform
2mo
Save
Mark Applied
Hide
Data Warehouse Engineer
Malvern, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years data engineering; bachelor's in Computer Science/Data Science/Engineering; Azure data platform; SQL/Python/PySpark; ETL/ELT; DevOps; AI/advanced analytics exposure.
Azure Synapse Analytics, Azure Data Factory, Microsoft Fabric, Azure Data Lake Storage Gen2, Azure SQL Server, SQL, Python, PySpark
3w
Save
Mark Applied
Hide
Senior Data Engineer
Willingboro or Downers Grove
$140k-$170k/yr OnsiteFull Time
10+ YOE10+ years delivering cloud data engineering solutions; strong SQL and Python skills; ETL/orchestration and cloud data platform experience; BS in a technical field required.
Databricks, Azure Data Factory, SQL, Python, GitHub Copilot, Cursor, Claude Code, GitHub Actions, Terraform, Jenkins, Snowflake, Redshift, SSIS, Informatica, git, TFS, CI/CD, Jira, NetSuite, Profit21, Salesforce CRM
1mo
Save
Mark Applied
Hide
Data Engineer
Wyomissing, Pennsylvania, United States
OnsiteFull Time
2+ YOE2+ years working with databases; strong SQL and relational database knowledge; experience with SQL Server, scripting (PowerShell or Python), ETL, APIs, and data integrations; attention to data accuracy.
SQL, SQL Server, PowerShell, Python, APIs, AWS, Azure, GCP, Microsoft Power BI, Tableau, Git
2mo
Save
Mark Applied
Hide
Senior Data Engineer
Philadelphia or Aurora or King of Prussia
$82k-$172k/yr OnsiteFull Time
5+ YOE5+ years in data engineering/science with TS/SCI clearance; BS in data science/CS; experience building data pipelines and using Python data libraries; experience with git.
Python, NumPy, Pandas, Polars, Git, Docker, Docker Compose, AWS, Spark, PySpark, Linux, CUDA
1d
Save
Mark Applied
Hide
Principal Data Engineer (US)
Mount Laurel or Charlotte
$149k-$223k/yr HybridFull Time
15+ YOE15+ years data engineering experience; expertise in cloud data platforms (Azure/ADF/Databricks), data architecture, data modeling, SQL and Python; strong governance, CI/CD and stakeholder communication skills.
Azure, ADF, Databricks, SQL, Python, CI/CD, DevOps
2w
Save
Mark Applied
Hide
Senior Data Engineer
Newark, Delaware, United States
$140k-$150k/yr RemoteFull Time
8+ YOEBachelor's or master's in CS/statistics/analytics, 8+ years data engineering, 5+ years cloud (preferably AWS), strong SQL, Databricks, Snowflake, Python/PySpark, Kafka experience preferred.
Databricks, Spark, Confluent Kafka, Snowflake, AWS, SQL, Python, PySpark, Microsoft Power BI
4d
Save
Mark Applied
Hide
Senior Data Engineer, AdTech
New York or Philadelphia
$105k-$190k/yr OnsiteFull Time
5+ YOEBachelor's+5yrs or advanced degree+3yrs; 4-7 years building cloud data solutions, SQL/NoSQL, Python, designing data architectures, and mentoring engineers.
Amazon Web Services, Azure, Google Cloud, SQL, NoSQL, Python, Java, Scala, Go, DAX
5d
Save
Mark Applied
Hide
Data Engineer
Mount Laurel, New Jersey, United States
$60k-$135k/yr HybridFull Time
5+ YOE5+ years data engineering experience with Azure Databricks, Azure Data Factory, PySpark, SQL, and Azure Data Lake; strong ETL/ELT, performance tuning, CI/CD, and Azure security knowledge.
Azure Databricks, Databricks notebooks, Azure Data Factory, PySpark, Python, Spark SQL, SQL, Azure Data Lake Storage Gen2, Delta Lake, Git, Azure DevOps, Azure Synapse Analytics, Azure SQL Database, SQL Server, Snowflake, Kafka, Event Hubs, Databricks Structured Streaming, Power BI, Key Vault
4w
Save
Mark Applied
Hide
Data Engineer
Philadelphia, Pennsylvania, United States
$100k-$130k/yr HybridFull Time
5+ YOE5+ years software development in data domain; proficiency in Python, SQL, cloud (Azure/AWS), ETL/ELT, Spark, streaming, CI/CD; BS/MS in CS or equivalent.
Python, SQL, Azure, AWS, ETL, ELT, Apache Spark, CI/CD pipelines, Real-time streaming, GenAI, LLM
1w
Save
Mark Applied
Hide
Senior Python Engineer, DataFeed Team
Bucharest or Sofia or Philadelphia or New York City or Austin
RemoteContract
5+ YOE5+ years production Python experience building backend services, Kafka and PostgreSQL experience, Django/async skills, API and data-pipeline expertise, monitoring and on-call experience.
Python, Django, asyncio, Apache Kafka, SQL, PostgreSQL, Redis, Go, Golang, Docker, Kubernetes, Cloud