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
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3w
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Senior Python Developer
Herndon, Virginia, United States
OnsiteFull Time
10+ YOE10+ years Python development, SQL, front-end/full stack, Git, Docker/Kubernetes, RESTful API development, Linux/Unix; Bachelor's in CS +10 years or HS +14 years; active TS/SCI with polygraph required.
Python, SQL, Git, Docker, Kubernetes, RESTful API, Linux/Unix, Node.js, Jenkins, GitLab CI, AWS, Azure, JIRA
1mo
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Python Developer (Mid-Senior)
Chantilly, Virginia, United States
OnsiteFull Time
10+ YOE10+ years Python development; FastAPI; AWS; TS/SCI with polygraph; U.S. citizenship; Bachelor's degree or equivalent experience; on-site in Chantilly, VA.
Python, FastAPI, SQLAlchemy, AWS, Kubernetes, Jenkins, GitHub, OpenSearch, Elastic, Airflow, PySpark, Trino, Linux, Docker, Helm, Makefiles, Java, Perl, C, C++, HTML, JavaScript, JSON
3w
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Lead Python Programming Software Engineer – Level 4
Fairfax, Virginia, United States
$142k-$213k/yr OnsiteFull Time
8+ YOEActive TS/SCI clearance and U.S. citizenship; Bachelor's +8 years (or Master’s +6 or PhD +4) software development experience; 3+ years senior-level Python; software architecture and version control (GitLab) experience.
Python, GitLab
3w
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Lead Python Programming Software Engineer – Level 4
Fairfax, Virginia, United States
$142k-$213k/yr OnsiteFull Time
8+ YOEActive TS/SCI clearance and U.S. citizenship required; 8+ years software development with Bachelor's (alternatively Master's/PhD with fewer years); 3+ years senior Python experience; software architecture, GitLab/version control, and team leadership experience.
Python, GitLab
3w
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Full Stack Python Developer
Ashburn or United States
RemoteFull Time
7+ YOEUS citizen able to obtain Public Trust, Bachelor’s in CS or related, 7+ years experience, containerized Linux experience, proficiency with Python, PostgreSQL, Java/Spring Boot, Angular/TypeScript, microservices, and AWS.
Python, PostgreSQL, Java, Spring Boot, Angular, TypeScript, Angular Material, AWS, Linux, microservices, RESTful services, HTML, CSS, JavaScript, Git, SQL, MySQL, PostgreSQL Server, ETL, Kafka, NGRX, NGXS, UML, CI/CD
3w
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Python Developer (Databricks, Medallion Architecture)
Ashburn, Virginia, United States
$104k-$218k/yr HybridFull Time
7+ YOEU.S. citizen with ability to pass CBP background check, BS (or equivalent) in CS/related, 7+ years technical experience, extensive Databricks, Spark, Delta Lake, PySpark, Python, Spark SQL, and Git experience.
Python, PySpark, Databricks, Spark, Delta Lake, Spark SQL, Unity Catalog, Pandas, SQL, Git, Apache Airflow, Databricks Workflows, AWS, Azure, GCP, Jenkins, GitLab CI, GitHub Actions, Tableau, Power BI, Looker
3w
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Python Developer (Databricks, Medallion Architecture)
Ashburn, Virginia, United States
$104k-$218k/yr HybridFull Time
7+ YOEU.S. citizen able to pass CBP background check, BS in relevant field (or equivalent), 7+ years technical experience, strong Databricks, Python/PySpark, Delta Lake, Spark SQL, and data pipeline/medallion architecture experience.
Databricks, Spark, Delta Lake, Unity Catalog, Spark SQL, PySpark, Python, Pandas, SQL, Git, Apache Airflow, Databricks Workflows, Jenkins, GitLab CI, GitHub Actions, Tableau, Power BI, Looker, AWS, Azure, GCP, SQL Analytics
1mo
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26-1106: Full Stack Python Developer - Herndon, VA
Herndon, Virginia, United States
OnsiteFull Time
5+ YOE5+ years software engineering with Python and web app development; experience with Flask/FastAPI, cloud-native delivery (Docker/Kubernetes), CI/CD, Databricks/Spark, search/graph platforms, and modern front-end frameworks.
Python, Flask, FastAPI, Databricks, Spark, Elasticsearch, Neo4j, Docker, Kubernetes, Git, React, Angular, Vue, CI/CD, LLMs, RAG
1mo
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Senior Software Engineer (Python) - Remote
Reston or United States
$99k-$168k/yr RemoteFull Time
5+ YOEBachelor's degree, 5+ years software engineering experience, 2+ years Python, 2+ years cloud migration experience, 2+ years Agile experience, ability to obtain Federal Public Trust clearance, must reside and work in the U.S. and have lived in the U.S. 3 of last 5 years.
Python, Java, Django, JavaScript, pytest, AWS Glue, AWS Athena, PostgreSQL, SAS, FHIR, Jenkins, Git, GitHub, GitHub Actions, Podman, CloudTamer (Kion), Confluence, Spark
3w
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Senior Full Stack Developer (Python/Java/Angular)
Ashburn, Virginia, United States
$112k-$179k/yr HybridFull Time
7+ YOEU.S. citizenship and Public Trust eligibility; 7+ years technical experience; strong Python, PostgreSQL, Java Spring Boot, Angular, microservices, and AWS experience; containerized Linux and Git familiarity.
Python, PostgreSQL, Java, Spring Boot, Angular, TypeScript, Angular Material, JavaScript, CSS, HTML, AWS, Git, MySQL, SQL, Kafka, NGRX, NGXS, UML, Linux, microservices architecture, RESTful services
2w
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Senior Full Stack Developer (Python/Java/Angular)
Ashburn or United States
$112k-$179k/yr HybridFull Time
7+ YOEU.S. citizen able to pass Public Trust; 7+ years technical experience in containerized Linux; experience with Python, PostgreSQL, Java Spring Boot, Angular, microservices, and AWS; strong communication and OODD skills.
Python, PostgreSQL, Java Spring Boot, Spring Boot, Angular, Angular Material, TypeScript, JavaScript, CSS, HTML, microservices, AWS, Linux, Git, SQL, MySQL, Kafka, UML, NGRX, NGXS
3mo
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Senior Lead Data Engineer (Enterprise Platform Technology) (Java, Python, Scala, AWS)
McLean or New York
$230k-$286k/yr OnsiteFull Time
6+ YOE6+ years in application development; 2+ years in big data; 1+ year cloud (AWS/Azure/Google).
Java, Python, Scala, AWS, Redshift, Snowflake, Hadoop, Kafka, Spark, MongoDB, Cassandra, Unix, Linux, SQL, NoSQL, Gurobi
3w
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Full Stack Developer (Python)
Ashburn, Virginia, United States
$125k-$151k/yr OnsiteFull Time
7+ YOEU.S. citizen able to pass background investigation, B.S. in CS or related (or equivalent experience), 7+ years technical experience in containerized Linux, experience with Python, Java/Spring Boot, Angular, PostgreSQL, microservices, and AWS; Agile experience.
Python, PostgreSQL, Java, Spring Boot, Angular, TypeScript, Angular Material, JavaScript, CSS, HTML, AWS, microservices, Git, SQL, MySQL, NGRX, NGXS, Kafka, CI/CD, Linux
3mo
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Senior Software Engineer
Herndon, Virginia, United States
OnsiteFull Time
8+ YOE8+ years software engineering; Python expert; TS/SCI with CI poly; Bachelor's in CS/EE or equivalent; cloud; DevSecOps; Linux; AI/ML interest.
Python, Docker, Kubernetes, Linux, Cloud, CI/CD workflow
1mo
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Senior Software Engineer
Herndon or Herndon or North America
OnsiteFull Time
11+ YOEBachelor’s or Master’s preferred; 11+ years relevant experience; Python with 2+ years network automation; CI/CD/DevOps; Ansible/NSO; NetBox; PyATS/Jenkins; Yang; Cisco IOS/XR/NX-OS; AWS; Docker.
Python, Ansible, NSO, NetBox, PyATS, Jenkins, Yang, Cisco IOS, Cisco IOS XR, NX-OS, Junos, AWS, Docker, Podman
3mo
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Senior Software Engineer (Big Data)
Herndon, Virginia, United States
OnsiteFull Time
TS/SCI clearance with polygraph preferred; BS in CS/Engineering or related field; strong full stack development; big data tech (Hadoop, Spark, Kafka); Java/Python/C#; APIs and microservices; strong problem-solving; able to work independently (IC)
Java, Python, C#, Hadoop, Apache Spark, Kafka, APIs, Microservices, REST
2mo
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Senior Backend Developer, Data Platform
Reston, Virginia, United States
$137k-$200k/yr HybridFull Time
10+ YOE10+ years software engineering; strong Python; backend systems; PostgreSQL; Elasticsearch; AWS; TS/SCI with CI polygraph; Bachelor's in CS/related field; strong testing, CI/CD, and system design.
Python, PostgreSQL, Elasticsearch, AWS, S3, RDS, OpenShift, Helm, Docker, GitLab CI
2mo
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Senior Software Engineer, Intelligence Systems
Reston, Virginia, United States
$191k-$253k/yr OnsiteFull Time
Proficient in Python; strong software testing, networking knowledge, Wireshark; active secret security clearance.
Python, Wireshark, Networking, Test Automation, Firmware Utilities
1w
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Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years software development experience, 3+ years with legacy enterprise systems, proficiency with Git and Python, experience with microservices, APIs, cloud platforms; TS/SCI with polygraph required.
Git, Python, Java, JavaScript, React, Angular, NodeJS, AWS, Azure, Google Cloud Platform
1w
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Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years software development experience, 3+ years with legacy enterprise systems, experience with microservices, APIs, Git, and basic programming (Python); TS/SCI clearance with polygraph required; HS diploma or GED required.
Python, Java, JavaScript, React, Angular, NodeJS, Git, AWS, Azure, Google Cloud Platform
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