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
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
Python Developer
Chantilly, Virginia, United States
$104k-$218k/yr OnsiteFull Time
Active TS/SCI with Polygraph, DoD 8570 IAT Level II (e.g., Security+ CE), Bachelor's degree in CS/related field, proficiency in Python, Git, SQL (PostgreSQL/MySQL), AWS, microservices, and experience with development lifecycle.
Python, Git, PostgreSQL, MySQL, SQL, AWS, Docker, CI/CD, Agentic coding tools, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG)
2w
Save
Mark Applied
Hide
Python Developer
Chantilly, Virginia, United States
$104k-$218k/yr OnsiteFull Time
Active TS/SCI with Poly required; DoD 8570 IAT Level II (e.g., Security+ CE); Bachelor’s in CS/IT or related required; proficiency with Python, Git, SQL/PostgreSQL, AWS; experience with microservices, REST APIs, CI/CD, Docker, and AI-assisted development.
Python, Git, PostgreSQL, MySQL, SQL, AWS, Docker, CI/CD, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG)
3mo
Save
Mark Applied
Hide
Python / AWS Developer
Chantilly, Virginia, United States
$70k-$131k/yr OnsiteFull Time
Experience with Python, AWS, and Linux; active TS/SCI clearance with poly; onsite in Chantilly, VA.
Python, AWS, Linux, AWS CDK, DevOps, Web Scraping
3w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Software Engineer 3 - Golang or Python/Kubernetes - Freewheel
Reston, Virginia, United States
OnsiteFull Time
5+ YOE5+ years software/platform engineering experience; proficiency in Go or Python, Kubernetes, public cloud (AWS/OCI), CI/CD (Jenkins/Argo CD), Terraform/GitOps, strong troubleshooting and communication skills; Bachelor’s in CS preferred.
Golang, Go, Python, Kubernetes, AWS, OCI, Jenkins, Argo CD, CI/CD, Terraform, GitOps, EKS, OKE, Prometheus, Grafana, OpenTelemetry
1mo
Save
Mark Applied
Hide
Software Engineer - Full Stack: Angular / Java / Python/ Kubernetes (Top Secret Clearance Required)
Herndon, Virginia, United States
HybridFull Time
Active Top Secret clearance required (TS/SCI preferred); experience with Angular/TypeScript, full-stack development, Docker/Kubernetes/CI-CD, Java/Python back-ends, PostgreSQL, AWS, and SAFe/Agile practices. BS in CS or equivalent and Security+ (or DoD 8140) preferred.
Angular, TypeScript, AngularJS, RxJS, Docker, Kubernetes, CI/CD, Java, Python, PostgreSQL, AWS, Red Hat Linux, Git, WMS, WFS, Tile Services, SAFe
2mo
Save
Mark Applied
Hide
Software Developer
Chantilly, Virginia, United States
$125k-$225k/yr OnsiteFull Time
5+ YOE5+ years software development experience; proficient in TypeScript, React, Next.js, and Python; TS/SCI with Poly clearance.
TypeScript, React, Next.js, Python
1w
Save
Mark Applied
Hide
Developer (E-Learning)
Chantilly, Virginia, United States
OnsiteFull Time
3+ YOEActive TS/SCI with full-scope polygraph, Bachelor's in CS/IT, 3+ years development experience (e-learning preferred), proficiency in HTML, CSS, JavaScript, Python, and multimedia integration skills.
HTML, CSS, JavaScript, Python, Articulate Storyline, Adobe Captivate, LMS, WCAG, Section 508
1mo
Save
Mark Applied
Hide
Software Developer
Chantilly or Potomac
OnsiteFull Time
Software engineer to design and build cloud-based systems; develop, test, and debug cloud-native applications; work with Python, Java, JavaScript; experience with serverless functions and web UI.
Python, Java, JavaScript, React, Node.js, AWS, CloudWatch, CloudTrail, Terraform, Ansible, Kubernetes, Linux, Bash
2mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
iOS Developer
Reston, Virginia, United States
OnsiteFull Time
3+ YOEActive U.S. Top Secret clearance (or ability to obtain), 3+ years experience, proficiency in Python and C, experience reverse engineering iOS/macOS, proof-of-concept exploit development, and git.
Python, C, git, Objective-C, Swift, C++, iOS, macOS, ARM, x86
3mo
Save
Mark Applied
Hide
Full Stack Developer
Chantilly or McLean
$69k-$158k/yr OnsiteFull Time
2+ YOE2+ years in Java, Python, JavaScript; 2+ years in software development; DevOps (GitHub); backend and frontend development; TS/SCI clearance with polygraph; HS diploma or GED.
Java, Python, JavaScript, HTML, GitHub, CI/CD, DevOps
Explore Jobs