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
Save
Mark Applied
Hide
CNO Python Software Engineer
Hanover, Maryland, United States
$115k-$190k/yr OnsiteFull Time
7+ YOERequires active TS/SCI with poly, Python development, JSON/YAML, version control, OO design, task automation; BS + 7+ years programming experience or HS + 11+ years.
Python, JSON, YAML, SQL, NoSQL, Subversion, GIT, Confluence, Jira, Crucible, TCP/IP, Scrum, TDD, Waterfall
6d
Save
Mark Applied
Hide
Principal Python Software Engineer
Laurel, Maryland, United States
$200k-$280k/yr OnsiteFull Time
20+ YOEActive or rein-statable TS/SCI with Polygraph, U.S. citizenship, ~20 years experience (or equivalent), strong Python and ML experience, familiarity with Jira/Confluence/Linux, excellent communication.
Python, GM Learn, EDA, Jira, Confluence, Linux, Java, Scala, Lucene, JEXL, SQL, JSON, Ghostmachine (Map/Reduce), Jupyter Notebooks, IntelliJ, Eclipse, Git, GitLab, Stash, Bitbucket, Scikit-learn, AWS, Spark
2mo
Save
Mark Applied
Hide
Python Software Engineer (GC-2)
Annapolis Junction, Maryland, United States
$160k-$180k/yr OnsiteFull Time
4+ YOEPython, AWS, Docker, Terraform; IAT Level 2; 4+ years IT applications experience; Bachelor's degree or 8 years equivalent.
Python, AWS, Docker, Terraform, Bash, SQL
3mo
Save
Mark Applied
Hide
Software Engineer - Python
Annapolis Junction, Maryland, United States
OnsiteFull Time
Develop Python/FastAPI middleware; build pipelines; implement REST API; ensure testing; participate in Agile sprints; documentation.
Python, FastAPI, REST API, Git, Agile, DevSecOps, Axway, Windows NAS, SQL, UAT
1mo
Save
Mark Applied
Hide
CNO Python Developer
Fort Meade, Maryland, United States
OnsiteFull Time
2+ YOEBachelor's in CS +2 years programming or HS +6 years; experience with Python and Python task automation, object-oriented analysis & design, software version control, and knowledge of JSON and YAML; TS/SCI with polygraph required.
Python, JSON, YAML, SQL, NoSQL, Subversion, Git, Confluence, Jira, Crucible, TCP/IP, Agile, Scrum, TDD, Waterfall
1mo
Save
Mark Applied
Hide
Senior C++/Python Software Engineer - Clearance Required
Hanover, Maryland, United States
$151k-$266k/yr OnsiteFull Time
15+ YOETS/SCI with poly required, Bachelor's in CS or equiv, 15+ years software engineering experience, strong Python and C/C++ skills, scripting (Bash/awk/sed/PowerShell), RF signals familiarity, EM/STM32 experience preferred.
Python, C/C++, Bash, awk, sed, Microsoft PowerShell, STM32CubeMX, STM32CubeIDE, STM32CubeProgrammer, STM32CubeMonitor, Raspberry Pi4, Raspberry Pi5, FieldFox, Spectrum analyzer, multimeter
2mo
Save
Mark Applied
Hide
Senior Software Engineer, Python
Linthicum, Maryland, United States
OnsiteFull Time
5+ YOE5+ years Python3, 2+ years MySQL, REST APIs, data science basics; Django and ML packages a plus.
Python, MySQL, RESTful APIs, Django, Keras, TensorFlow
2mo
Save
Mark Applied
Hide
Software Engineer (Python, AWS, Docker, Terraform)
Fort Meade, Maryland, United States
OnsiteFull Time
4+ YOEProficient in Python, AWS, Docker, Terraform; TS/SCI with Poly; experience with ServiceNow and front-end technologies.
Python, AWS, Docker, Terraform, ServiceNow, JavaScript, HTML, CSS, AngularJS, JSON
3mo
Save
Mark Applied
Hide
Software Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
7+ YOE7+ years in software development; BS in CS; TS/SCI with Poly; Linux development; programming in C/C++, Python; Git/GitLab; IDEs (VSCode/Eclipse); Agile/Scrum.
Linux, Git, GitLab, VSCode, Eclipse, C/C++, Python
1w
Save
Mark Applied
Hide
Software Engineer 2 - Python/PySpark/AWS
Annapolis Junction, Maryland, United States
$130k-$270k/yr OnsiteFull Time
14+ YOETop Secret/SCI with favorable polygraph and U.S. citizenship required; 14 years SWE experience; Bachelor’s in CS or related (or 4 years substitute); proficiency in Python, PySpark, and AWS.
Python, PySpark, AWS Lambda, AWS Glue, DynamoDB
3mo
Save
Mark Applied
Hide
Senior‑Level Python Developer (Python, C++)
Annapolis Junction, Maryland, United States
$155k-$175k/yr OnsiteFull Time
8+ YOEBachelor’s degree in computer science; 8+ years relevant experience; Python, C++, Spark; Jupyter Notebooks; JIRA, Confluence, Git/GitLab; knowledge of customer tools; active TS/SCI with Polygraph.
Python, C++, Spark, Jupyter Notebooks, JIRA, Confluence, Git/GitLab
2mo
Save
Mark Applied
Hide
Software Engineer
Fort Meade, Maryland, United States
$160k-$180k/yr OnsiteFull Time
7+ YOEActive TS/SCI with Polygraph; Bachelor's in a technical field and 7+ years of software development/engineering, or HS diploma with 11+ years; Python and/or C/C++ experience; software lifecycle understanding.
Python, C, C++, Software Development Life Cycle
2mo
Save
Mark Applied
Hide
Software Engineer
Annapolis Junction, Maryland, United States
$130k-$250k/yr OnsiteFull Time
0+ YOEBachelor’s degree in Computer Science or related discipline; 0–7 years software development; Java, Python, C++, Linux; understanding of SDLC.
Java, Python, C++, Linux
1mo
Save
Mark Applied
Hide
Software Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
3+ YOEBachelor's degree and 3+ years experience (Master's may substitute), active TS/SCI with poly required, experience with C/C++, Python, assembly, and Linux/Windows/Mobile platforms; software development, testing, reverse engineering, and vulnerability research.
Windows, Linux, C/C++, Python, Assembly
3mo
Save
Mark Applied
Hide
1650 - Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
Sigma Defense: Develops tactical communications and intelligence systems for defense.
10+ YOE10+ years in software development; 5+ years DoD software support; strong requirements analysis, architecture, and coding skills; Java, Python, C#, and JavaScript; ability to document software; U.S. citizen; Secret security clearance or higher; Bachelor's Science degree.
Java, Python, C#, JavaScript
1mo
Save
Mark Applied
Hide
Senior Software Developer
Washington, District Of Columbia, United States
OnsiteFull Time
7+ YOEMinimum 7 years software development experience; proficiency with Java, .NET, Python, or JavaScript; experience with CI/CD, secure coding, Agile/DevSecOps, and software lifecycle practices; strong problem-solving and collaboration skills for classified federal environments.
Java, .NET, Python, JavaScript, CI/CD
1mo
Save
Mark Applied
Hide
Senior Software Engineer (C++, Javascript, Python - TS/SCI with Polygraph required)
Annapolis Junction, Maryland, United States
$175k-$225k/yr OnsiteFull Time
14+ YOE14+ years software development experience; Bachelor's in Computer Science (or 4 years extra experience); strong C++, Python, JavaScript; Linux, Git, Docker, Kubernetes; CI/CD (Jenkins, Maven, Nexus); active TS/SCI with Polygraph.
C++, Python, JavaScript, Linux, Git, Docker, Kubernetes, Jenkins, Maven, Nexus, Helm, ArgoCD, Keycloak, Groovy, RPM, YUM, DNF, Jira, Kendo UI Test Builder
2mo
Save
Mark Applied
Hide
Software Engineer
Baltimore or Annapolis
HybridFull Time
5+ YOE5+ years enterprise software development; BS in Computer Science or related field; backend languages Java/C/C++/Rust/Python; experience with scalable systems; strong documentation; cryptography or cloud knowledge preferred.
Java, C/C++, Rust, Python, Cryptol, Haskell, Docker, Kubernetes, AWS, Azure
1mo
Save
Mark Applied
Hide
Python Software Engineer-TS/SCI with Poly
Linthicum Heights, Maryland, United States
$113k-$238k/yr OnsiteFull Time
7+ YOETS/SCI with Poly clearance; 7+ years SWE; Python, Django or Flask, REST, microservices; experience with MongoDB, MariaDB or PostgreSQL; bachelor’s in CS or 4 yrs additional experience can substitute.
Python, Django, Flask, MariaDB, MongoDB, PostgreSQL, ReST, JSON, Swagger, AWS, C2S, Docker, Visual Studio Code, XML, Jira, Confluence, Git
2w
Save
Mark Applied
Hide
Software Engineer
Annapolis Junction, Maryland, United States
$150k-$190k/yr OnsiteFull Time
8+ YOEActive Top Secret/TS-SCI with polygraph, bachelor\u0002s in a technical discipline (or +4yrs experience), 8+ years software development, Python, Docker, Kubernetes, cloud (AWS/Azure), Git/Bitbucket, Jira/Confluence, experience with AI/LLMs.
Docker, Kubernetes, Python, AWS, Azure, Git, Bitbucket, Jira, Confluence, AI, LLMs