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
1mo
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Python Software Developer
Herndon, Virginia, United States
OnsiteFull Time
7+ YOEActive TS/SCI with Poly required; 7+ years software development with a Bachelor’s in CS or 11+ years with HS diploma; 3+ years Python; experience with SQL, front-end/full stack, Git, Docker/Kubernetes, REST APIs, and Linux; Node.js, CI/CD, cloud and Agile experience preferred.
Python, SQL, Git, Docker, Kubernetes, RESTful API, Linux, Node.js, Jenkins, GitLab CI, JIRA, SCRUM
3d
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Software Engineer (Python / TypeScript / AWS)
Herndon, Virginia, United States
OnsiteFull Time
3+ YOE3+ years enterprise software development; strong Python and TypeScript; hands-on AWS (Lambda, ECS Fargate, API Gateway, DynamoDB); GitLab and CI/CD; AWS CDK/CloudFormation; experience troubleshooting RAG/AI in secure environments.
Python, TypeScript, AWS Lambda, ECS Fargate, API Gateway, DynamoDB, AWS CDK, CloudFormation, GitLab, CI/CD, RAG
2mo
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Software Developer
Herndon or Chantilly
$185k-$240k/yr OnsiteFull Time
6+ YOEActive TS/SCI with Full-Scope Polygraph, 6+ years software development, experience with Java/Python/C++/JavaScript, APIs, Git, Agile; cloud, DevOps, containerization preferred.
Java, Python, C++, JavaScript, AWS, Azure, Docker, Kubernetes, Git, REST APIs, CI/CD Tools, DevOps
1mo
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Software Developer
Herndon, Virginia, United States
$156k-$234k/yr OnsiteFull Time
5+ YOE5+ years software development experience; strong proficiency in Typescript, React, Nextjs, and Python; experience with cloud-hosted web applications; active TS/SCI with polygraph required; Agile team experience.
Typescript, React, Nextjs, Python
4d
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Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years software development experience, legacy enterprise and microservices experience, Agile, Python and Git familiarity, TS/SCI clearance with polygraph required.
Python, Java, JavaScript, React, Angular, NodeJS, AWS, Azure, Google Cloud Platform, Git
1mo
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Software Engineer
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
5+ YOEBachelor's in CS or related, 5+ years software development experience, Java and/or Python proficiency, experience with web frameworks and databases, TS/SCI clearance with polygraph required, Agile and secure coding experience.
Java, Python, ArcGIS, GeoServer, OpenLayers, Leaflet, Cesium, Docker, Kubernetes, CI/CD
2w
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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
1mo
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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
2w
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Software Engineer III
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$108k-$149k/yr HybridFull Time
6+ YOEBachelor's degree in CS/Software Engineering or related,6+ years software development experience,proficiency in C++,Java,Python,experience with RTOS/embedded systems preferred,excellent communication and critical thinking.
C++, Java, Python, C, C#, HTML, Bash
1mo
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Software Developer, Intermediate
Chambersburg, Pennsylvania, United States
$110k/yr HybridFull Time
5+ YOEBachelor's degree, 5+ years software development, 2+ years full‑stack (React/Vue/Angular and Node.js/Python/Java), DoD 8140 qualification (DoD 8570 IAT II), and active DoD Secret clearance.
React, Vue, Angular, Node.js, Python, Java, AWS, Azure, Docker, Kubernetes
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
3w
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Staff Software Engineer
Dulles, Virginia, United States
$177k-$266k/yr OnsiteFull Time
8+ YOEMust hold active DoD Top Secret clearance, STEM degree with extensive software experience (various degree/experience combinations), 5+ years software development (C++, Python, Java) and container/CI experience, leadership and team management experience, US citizenship required.
Linux, Python, C++, Java, Docker, Kubernetes, Jenkins, GitLab, Rhapsody, Cameo, Eclipse, Jira, Bitbucket, Confluence, Crucible, Bamboo, Podman, VirtualBox, QEMU, KVM, vmWare, Bash
2w
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Software Engineer, Senior
Herndon, Virginia, United States
$165k-$220k/yr OnsiteFull Time
9+ YOEActive Top Secret clearance, 9+ years software development (7+ with MS), expert Python, experience with scientific/sensor data processing, ML workflows, Git-based source control, and strong communication skills.
Python, Windows, Linux, Git, GitLab, Bitbucket, Jira, Jenkins, PyTorch, TensorFlow, scikit-learn, NumPy, pandas, OpenCV, SciPy, C, C++, MATLAB, Java, Rust
2w
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SME Software Engineer
Herndon, Virginia, United States
$190k-$225k/yr OnsiteFull Time
16+ YOE16+ years professional software development experience and a Bachelor's degree; proficiency in Java and C#; experience with React, Node.js, TypeScript, .NET; cloud (AWS/Azure/GCP/Oracle); DevOps tools (Jira, GitHub, Jenkins); Python/PowerShell; Windows and Linux.
Java, C#, React, Node.js, TypeScript, Microsoft .NET, AWS, Azure, Google Cloud, Oracle, Jira, GitHub, Jenkins, Python, PowerShell, Ansible, Windows, Linux
4d
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Software Engineer
Gaithersburg, Maryland, United States
$129k-$150k/yr OnsiteFull Time
6+ YOEBachelor’s or Master’s in CS/SE/IS with 6+–8+ years software engineering; experience with Python/Java/JavaScript, Django, REST, PostgreSQL, Windows/Linux; active TS/SCI clearance and able to obtain polygraph.
Python, Java, JavaScript, Django, REST APIs, AJAX, jQuery, PostgreSQL, SQL, Windows, Linux, Git, GitLab, AWS, Microsoft Azure, Google Cloud Platform (GCP), IBM Cloud, Oracle Cloud
2w
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Software Developer Senior
Winchester, Virginia, United States
$150k-$190k/yr HybridFull Time
8+ YOEActive Top Secret/SCI eligibility, CI polygraph eligibility, minimum eight years professional experience, experience with AWS, C#, Java or Python, and designing scalable enterprise software.
AWS, C#, Java, Python
4w
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Software Developer - TS/SCI
Herndon or Chantilly
$104k-$181k/yr OnsiteFull Time
5+ YOETS/SCI required; Bachelor's degree in EE/CS/CE; 5+ years software development experience (2+ years Python/C++, 4+ years Linux); experience with Git, signal processing, ML, AWS, Docker, Kubernetes, and HPC.
Python, C/C++, Linux, Git, X-Midas, OpenCV, Amazon Web Services (AWS), Keras, Qt/PyQt, Android, PyTorch, TensorFlow, Docker, Kubernetes, Gitlab CI/CD, CUDA
2mo
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Software Developer, Senior
Herndon, Virginia, United States
$133k-$226k/yr OnsiteFull Time
6+ YOEU.S. person required and must be able to obtain Top Secret/SCI with polygraph. Minimum 6 years software development experience; Bachelor's in CS/Information Security or equivalent. Proficiency with .NET (C#, WPF/XAML, C++), ASP.NET MVC Web API, HTML/CSS, Python, PowerShell, IIS, AWS/Azure, GitHub, Jira, Jenkins, Confluence, and Microsoft PowerBI.
.NET, C#, WPF/XAML, C++, ASP.NET MVC Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service (STS), DataHound, Microsoft PowerBI
2mo
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Full Stack Python/DevOps Developer
Bethesda, Maryland, United States
OnsiteFull Time
3+ YOEMid-level full stack engineer with Python/Java/Node.js, React/Angular, AWS, DevOps, and NIH security familiarity.
Python, Java, Node.js, React, Angular, TypeScript, HTML, CSS, JavaScript, Git, AWS, MongoDB, PostgreSQL, Oracle, MySQL, Selenium, Docker, Kubernetes, Terraform, CloudFormation, Jenkins, GitLab CI, GitHub Actions, Elasticsearch/OpenSearch, Redis, SQS, SNS, Kafka, OAuth2, SSO
2mo
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Senior Software Developer
Herndon, Virginia, United States
OnsiteFull Time
6+ YOETop Secret/SCI with Poly, 6+ years in software development, BS in CS/Info Security or related field, proficient in .NET/C#/WPF/XAML/C++, ASP.NET Web API, HTML/CSS, Python, PowerShell; Windows apps/services/web services on IIS; AWS/Azure; GitHub/Jira/Jenkins/Confluence; STS/DataHound; PowerBI; Windows admin/troubleshooting; SDLC and IIS deployments.
.NET, C#, WPF/XAML, C++, ASP.NET Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service, DataHound, PowerBI