PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1w
Save
Mark Applied
Hide
Lead Data Engineer (Python, AWS, SQL, GenAI) (Enterprise Platforms Technology)
McLean or New York
$197k-$246k/yr OnsiteFull Time
4+ YOEBachelor's degree, 4+ years application development, 2+ years big data, 1+ year cloud (AWS/Azure/GCP); experience with Python, SQL, Scala/Java, distributed data tools, data warehousing, NoSQL, UNIX, and Agile; AI-assisted coding experience preferred.
Python, AWS, SQL, GenAI, Scala, Java, Redshift, Snowflake, Claude Code, GitHub Copilot, MapReduce, Hadoop, Hive, EMR, Kafka, Spark, Gurobi, MySQL, Mongo, Cassandra, UNIX
2mo
Save
Mark Applied
Hide
SQL Engineer
Gaithersburg, Maryland, United States
$108k-$195k/yr OnsiteFull Time
6+ YOEActive TS/SCI clearance with CI poly eligibility required; bachelor's degree in CS/SE (master's preferred); 6–12 years experience depending on degree; expert SQL, relational DBs, Linux, and data analytics experience.
SQL, PostgreSQL, MySQL, Oracle, Linux, Grafana, Python, pandas
2mo
Save
Mark Applied
Hide
GenAI Python Systems Engineer-Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Rochester or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Albany or Stamford or Tampa or Atlanta or Toledo or Houston or Irvine or Jacksonville or Kansas City or Los Angeles or Louisville or Fayetteville or Melville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or Los Angeles or New York or Portland or Philadelphia or San Antonio or Denver or Des Moines or Indianapolis or Irvine or Fresno or Hartford or Tampa or Miami or San Francisco or Washington or New York or Portland or Philadelphia or Phoenix or Pittsburgh or Seattle or Denver or Portland or New York
$99k-$232k/yr OnsiteFull Time
5+ YOE5 years of experience in data, analytics, and AI; proficient in Python and SQL; Docker experience; cloud (AWS/Azure/GCP); AI/LLM techniques; prompt engineering; DevOps with cloud services; travel up to 80%
Python, SQL, Docker, AWS, Azure, GCP, Terraform, CloudFormation
2mo
Save
Mark Applied
Hide
Data Scientist
Bethesda, Maryland, United States
$160k-$190k/yr OnsiteFull Time
3+ YOE3+ years of data science experience; Python in Unix; ML; data ETL with SQL; TS/SCI with polygraph eligibility.
Python, PySpark, Pandas, SQL, R, STATA, SPSS, D3.js
2w
Save
Mark Applied
Hide
Data Engineer
Washington, District of Columbia, United States
$78k-$176k/yr OnsiteFull Time
8+ YOE3+ years with Python or R, 3+ years retrieving/merging/analyzing structured and unstructured data via Python/R/SQL, DBMS experience (SQL Server/PostgreSQL), data analytics/ML experience, TS/SCI with polygraph, and degree/experience alternatives.
Python, R, SQL, SQL Server, PostgreSQL, Tableau, PowerBI, git, Jenkins, SonarQube
3d
Save
Mark Applied
Hide
Data Engineer
McLean, Virginia, United States
$110k-$160k/yr OnsiteFull Time
2+ YOE2+ years data engineering experience with Python and AWS; experience with big data, ETL, data pipelines, SQL/NoSQL, cloud data warehouses, and Agile practices.
Python, AWS, Hadoop, Spark, Kafka, Postgres, Cassandra, Azkaban, Luigi, Airflow, EC2, EMR, RDS, Redshift, Storm, Spark-Streaming, Solr, Lucene, Elasticsearch, Databricks, SQL, Java, C++, Scala
3mo
Save
Mark Applied
Hide
Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Bachelor’s in CS/Engineering or related field; experience in data engineering, AWS data services; SQL and Python; large-scale data; TS/SCI with Polygraph.
Python, SQL, AWS, S3, Glue, Redshift, Lambda, EMR, Kinesis
1mo
Save
Mark Applied
Hide
Data Scientist
Potomac, Maryland, United States
OnsiteFull Time
NLP, Python, SQL, ML, and data processing expertise; experience with NLP libraries and deep learning frameworks; able to transform data into insights.
Python, SQL, NLP libraries, PyTorch, TensorFlow, Keras, HuggingFace Transformers
2mo
Save
Mark Applied
Hide
Data Scientist
Falls Church or Fort Meade or Stuttgart or Tampa or Honolulu or Colorado Springs or Doral or Omaha or Scott Air Force Base
OnsiteFull Time
4+ YOE4+ years in data science or ML, proficient in Python/SQL, experience with Spark/Databricks, cloud data platforms; onsite DoD role.
Python, SQL, Spark, Databricks, PySpark, Tableau, Matplotlib, Plotly, MLflow, TensorFlow, scikit-learn, XGBoost
2mo
Save
Mark Applied
Hide
Data Scientist / Data Engineer
Reston or United States
RemoteFull Time
3+ YOEProduction experience building data products; Python and SQL; cloud platforms; DoD RMF/IL4/IL5/IL6 knowledge; US citizenship with active DoD Secret clearance
Python, SQL, Spark/PySpark, dbt, Airflow, AWS GovCloud, Azure Government, GCP, Pandas, NumPy, scikit-learn, PyTorch, TensorFlow
1w
Save
Mark Applied
Hide
Senior Python Developer with Spark
Reston, Virginia, United States
$97k-$157k/yr HybridFull Time
8+ YOE8+ years Python data engineering with Apache Spark, advanced SQL, AWS (EMR, Redshift, S3, Glue), big data tooling, CI/CD (GitLab, Terraform), and strong performance optimization skills.
Python, Apache Spark, Hadoop, Hive, EMR, SQL, AWS, Redshift, S3, Glue, Lambda, Step Functions, EventBridge, GitLab, Terraform
2mo
Save
Mark Applied
Hide
Data Engineer
McLean, Virginia, United States
HybridFull Time
2+ YOE2–4+ years in data engineering or analytics engineering; Python and SQL; experience building data-driven apps (Dash); data quality concepts; data modeling; Agile collaboration.
Python, SQL, Dash, Mantine
2mo
Save
Mark Applied
Hide
Data Engineer - ML/AI Data Platform (Remote)
Columbia, Maryland, United States
$85k-$110k/yr RemoteFull Time
5+ YOE5+ years cloud data engineering; strong Python, SQL; Snowflake; familiar with AWS-native data services.
Python, SQL, Snowflake, PostgreSQL, AWS, Apache Iceberg, Kinesis, Kafka, Airflow, Step Functions
2mo
Save
Mark Applied
Hide
Data Engineer
McLean, Virginia, United States
HybridFull Time
NLP and data engineering expertise with Python; experience with NLP libraries and ML frameworks; strong SQL and ETL skills.
Python, SQL, Spacy, Gensim, NLTK, PyTorch, TensorFlow, Keras, HuggingFace, Flask
2w
Save
Mark Applied
Hide
Data Engineer
Washington, District of Columbia, United States
$78k-$176k/yr OnsiteFull Time
8+ YOETS/SCI with polygraph; 3+ years Python/R/SQL; experience retrieving and merging structured/unstructured data; DBMS (SQL Server/PostgreSQL); 8+ years data engineering with degree or 12+ years without.
Python, R, SQL, SQL Server, PostgreSQL, Tableau, Microsoft Power BI, git, Jenkins, SonarQube
5d
Save
Mark Applied
Hide
Data Engineer
Atlanta or Charlotte or Washington or Chicago
$102k-$202k/yr RemoteFull Time
1+ YOEExperience building and maintaining end-to-end data systems, ETL/ELT, SQL, cloud data technologies, programming (Python/Java/JavaScript/C#/Scala), and data pipeline design.
Microsoft Fabric, Azure Data Services, Azure Synapse Analytics, MS Fabric, Python, PySpark, Scala, SQL, PowerBI, Azure Storage, Cosmos DB, JavaScript, Java, C#
1mo
Save
Mark Applied
Hide
Data Scientist
Sterling or United States
OnsiteFull Time
Bachelor's degree; experience with SQL, Python, R; data integration and modelling; CBP public trust or Top Secret clearance.
SQL, Python, R, DataRobot, Senzing
5d
Save
Mark Applied
Hide
Data Analyst
Washington, D.C. or Plano or New York
$85k-$95k/yr OnsiteFull Time
2+ YOE2+ years data analysis experience; proficiency in SQL or Python; strong visualization skills (Tableau, Power BI, Looker); data querying, transformation, and governance experience.
SQL, Python, R, Tableau, Power BI, Looker, Snowflake, Databricks
1mo
Save
Mark Applied
Hide
Data Analyst
Arlington, Virginia, United States
HybridFull Time
2+ YOE2+ years data analysis/management, bachelor’s degree in a relevant field, IRS Public Trust clearance, proficiency in SQL and Python, experience with databases and data visualization.
SQL, Python, Power BI, Tableau
2mo
Save
Mark Applied
Hide
Data Engineer
Suitland, Maryland, United States
$118k-$170k/yr OnsiteFull Time
2+ YOE2+ years as a Data Engineer; strong Python; SQL; experience with data pipelines and cloud platforms (AWS preferred); familiarity with MLOps; TS/SCI clearance required.
Python, SQL, PostgreSQL, Snowflake, BigQuery, Apache Airflow, dbt, Prefect, Dagster, Apache Spark, Databricks, Apache Kafka, Amazon SageMaker, MLflow, Kubeflow, Amazon CloudWatch, Datadog, Great Expectations, Git, Jira, Confluence, AWS, GCP, Azure