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
22h
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Software Developer SME
Winchester, Virginia, United States
$99k-$225k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience, 6+ years with AWS and Python/C#/Java, Top Secret clearance, HS diploma/GED, SAFe ASE preferred, experience with front- and back-end development and Linux.
AWS, Python, C#, Java, JavaScript, Linux, MongoDB, Spring, OSGi, Perl, Lua, NGINX
2d
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Web Application Developer and SME
Winchester, Virginia, United States
$99k-$225k/yr OnsiteFull Time
12+ YOE12+ years developer experience; 5+ years with AWS and Java, C#, or Python; experience with VMWare, scripting (Python/Bash/Perl), Kubernetes; Top Secret clearance; HS diploma or GED.
AWS, Java, C#, Python, VMWare, Bash, Perl, Kubernetes
6d
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Software Engineer
Warrenton, Virginia, United States
$100k-$150k/yr OnsiteFull Time
Professional software development experience with C/C++ and Python, Linux systems, multi-threading, IPC, network socket programming, DSP algorithm implementation, and CI/CD practices.
C++, Python, Linux, GitLab CI, Git, Jira, CUDA, OpenCL, Docker, Podman, NumPy, SciPy, FFTW, GNU Radio, REDHAWK, X-Midas
1w
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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
1w
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Staff Software Engineer
Tampa or Warrenton
$130k-$170k/yr HybridFull Time
8+ YOE8+ years systems/software engineering experience; Bachelor’s in CS or CE (or equivalent); active Secret clearance; deep Python and C++ skills; Kubernetes, Docker, CI/CD, Linux, observability experience.
Python, asyncio, pybind11, Cython, Kubernetes (K8s), Docker, Pods, Deployments, StatefulSets, ArgoCD, GitHub Actions, Prometheus, Grafana, C++17, C++20, CMake, GitLab CI/CD, Linux
3mo
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Software Engineer
Chantilly, Virginia, United States
$58k-$116k/yr OnsiteFull Time
4+ YOEU.S. citizenship with ability to obtain TS/SCI clearance; degree in CS/EE/Physics or related field (or 4 years software/signals experience in lieu); interest in remote sensing; programming in Python/C++/Rust; Linux/cloud experience; strong problem-solving; able to work onsite.
Python, C++, Rust, Linux, AWS
1mo
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Custom Software Engineer
Warrenton or Tampa or Cleveland or California or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Washington or Vermont or District of Columbia
$112k-$150k/yr OnsiteFull Time
3+ YOE3+ years with modern languages (Python, Kotlin, Java, Go, TypeScript, JavaScript); experience with MySQL/Postgres/MongoDB; front-end framework experience (Vue, React, Angular); ability to operate in classified programs and adhere to cybersecurity/data governance.
Python, Kotlin, Java, Go, TypeScript, JavaScript, MySQL, Postgres, MongoDB, Vue, React, Angular, AWS, Azure, Docker, Kubernetes, Gitlab, Harbor, Nexus, Argo CD
1mo
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Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
2+ YOE2+ years software development; Python/Java; strong SQL; Big Data ingestion/ETL; REST APIs; Airflow; Linux; JDK/J2EE/Spring.
Python, Java, SQL, Apache Airflow, REST, Linux, JDK, J2EE, EJB, JDBC, Spring
1mo
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Full Stack Software Developer - TS/SCI with Polygraph
Bethesda, Maryland, United States
$153k-$207k/yr OnsiteFull Time
5+ YOE5+ years of related software development experience; TS/SCI with polygraph; US citizenship; Bachelor's degree.
Java, Spring Boot, AWS, S3, Lambda, SQS, ECS, CloudFormation, SAML, OAuth, Docker, Jenkins, Python, bash, PostgreSQL, Linux
1mo
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Software Engineer
Paeonian Springs, Virginia, United States
OnsiteFull Time
BS in Computer Science or Computer Engineering; strong C++ or Rust; Linux experience; read schematics/PCB; Git; CMake/Make; GDB; good communication.
C++, Rust, Linux, Git, CMake, Make, GDB, Python, MATLAB, Yocto, Buildroot
1mo
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(On-site) Computational Physicist/Simulation Engineer - Department of Radiology
Morgantown or Keyser or Beckley
OnsiteFull Time
5+ YOEBachelor's in CS, CE, Physics; 5+ years in C++ and Python; GEANT4/MCNP/GATE experience preferred; healthcare imaging knowledge beneficial.
C++, Python, Linux, Mac, Windows, GEANT4, MCNP, GATE, Data Acquisition (DAQ)
1mo
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Software Engineer (Multiple Levels) (Evergreen)
Summit Point, West Virginia, United States
$88k-$155k/yr OnsiteFull Time
Bachelor's in CS/engineering; 2-14 years experience depending on level; US citizenship; active Secret clearance; Java; APIs; AI/ML; hardware familiarity.
Java, APIs, C/C++, Docker, Git, CMake, Confluence, JIRA, Jenkins, Artifactory, Python, AI/ML
2mo
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Sr. Product Engineer – Web Services
Redlands or United States or Vienna
$94k-$159k/yr RemoteFull Time
5+ YOE5+ years product-focused experience; Agile; web services and APIs; ArcGIS technologies; cloud-native fundamentals; strong communication; autonomous with cross-team collaboration; Bachelor's in CS or related field.
Python, JavaScript, TypeScript, SQL, ArcGIS REST APIs, ArcGIS API for Python, ArcGIS Hub, ArcGIS Maps SDKs, ArcGIS REST APIs
2mo
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Data Engineer - Junior
Quantico, Virginia, United States
$94k-$157k/yr OnsiteFull Time
0+ YOE0–3 years in data engineering; SQL and Python; bachelor’s in CS/IS/Engineering/Data Science; active TS/SCI clearance.
SQL, Python, Relational Databases
1d
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Information Technology Specialist (Performance Test Engineer)
Fresno or Washington or Jacksonville or Chamblee or Chamblee or Fairview Heights or Covington or Lanham or Detroit or Kansas City or Saint Louis or Holtsville or Philadelphia or Guaynabo or San Juan or Memphis or Austin or Austin or Farmers Branch or Ogden or Kearneysville
$126k-$193k/yr OnsiteFull Time
1+ YOELead design and execution of performance/load/stress tests, integrate performance testing into CI/CD, develop scripts with LoadRunner and JMeter, proficiency in Java, Python, C, and cloud platforms (AWS, Azure). U.S. citizenship required.
GitHub, Amazon Web Services (AWS), Azure, LoadRunner, JMeter, Java, Python, C, AppDynamics, Splunk
4w
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Network Engineer, Foundation Services Automation
Denver or Reston or Menlo Park or Loudoun County
$162k-$227k/yr OnsiteFull Time
10+ YOE10+ years automation experience in large-scale networking, L2/L3 knowledge, REST APIs, Python and Linux experience, familiarity with network devices, experience using AI-assisted coding tools, and bachelor's degree or equivalent.
Rest APIs, Python, Linux, C, C++, Go, Rust, Claude, Copilot, code generation models
1mo
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Senior Electrical/Mechanical/Systems Engineer
Warrenton, Virginia, United States
OnsiteFull Time
3+ YOEBachelor's in engineering or related field; 5-7 years experience (Master's 3-5 years); DoD Secret clearance; MATLAB/Python; strong writing/presentation; U.S. citizenship.
MATLAB, Python, CAD, Finite Element Analysis, Model-Based Systems Engineering, RF design, Analog electronics, Digital electronics, Signal processing
1w
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AI/ML Engineer/Data Scientist / Public Trust
Warrenton, Virginia, United States
$104k-$166k/yr OnsiteFull Time
8+ YOEBachelor's or equivalent experience, 8+ years technical experience, US citizenship, ability to obtain Public Trust; fluency in AI/ML, scripting (Python,Bash), containerization, OpenShift/Kubernetes, CI/CD, and 10-25% travel.
AI/ML, Python, Bash, Databricks, OpenShift, Kubernetes, Docker, Podman, CI/CD
3mo
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Network Engineer
Tysons Corner or Warrenton
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
10+ YOE10+ years in enterprise IP networks; SDN with Cisco ACI; VXLAN/EVPN; boundary security; TS/SCI with Polygraph clearance; US citizenship.
Cisco ACI, Cisco DCNM, OTV, VMware NSX, VXLAN/EVPN, Ansible, Puppet, Chef, Python, REST APIs
1mo
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Systems Engineer/Developer (TS/SCI w/ Poly) - Mission Critical
Warrenton, Virginia, United States
OnsiteFull Time
10+ YOEEligible TS/SCI with full-scope polygraph required; Bachelor's in CS/IT or equivalent; 10+ years systems/Linux engineering; hands-on experience with Linux, containers, networking, storage, cloud (AWS/Azure/GCP), IaC, scripting, CI/CD, and monitoring.
Kubernetes, Docker, Red Hat, CentOS, PKI, AWS, Azure, GCP, Oracle, PostgreSQL, MySQL, SQL Server, MongoDB, Cassandra, DynamoDB, Redis, SQS, SNS, RabbitMQ, Python, Bash, PowerShell, Terraform, Ansible, CloudFormation, Jenkins, GitLab CI/CD, GitHub Actions, GitOps, ArgoCD, Prometheus, Grafana, Splunk, ELK Stack, CloudWatch, TensorFlow, PyTorch, SageMaker, Hadoop, Databricks, Snowflake, BigQuery, SDLC, ITIL
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