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
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
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
Software Engineer (Full Stack & Python)
Chantilly, Virginia, United States
$94k-$198k/yr OnsiteFull Time
6+ YOETS/SCI with polygraph; Bachelor's in Computer Science; 6+ years software development; 4+ years full‑stack; 3+ years Python, REST APIs, JavaScript front-end frameworks; git, unit/integration testing, CI/CD experience.
Python, JavaScript, Angular, Vue, React, git, Jenkins, GitLab Runners, CI/CD, REST APIs, AWS, Agile
2mo
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
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
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
Senior Python Developer with Spark
Reston, Virginia, United States
$97k-$157k/yr HybridFull Time
8+ YOE8+ years Python data engineering with Apache Spark, advanced SQL, AWS (EMR, Redshift, S3, Glue), big data tooling, CI/CD (GitLab, Terraform), and strong performance optimization skills.
Python, Apache Spark, Hadoop, Hive, EMR, SQL, AWS, Redshift, S3, Glue, Lambda, Step Functions, EventBridge, GitLab, Terraform
3mo
Save
Mark Applied
Hide
Software Engineer
Chantilly, Virginia, United States
$69k-$158k/yr OnsiteFull Time
2+ YOE2+ years in software development; Java, Python, Rust, or Go; microservices; TS/SCI clearance; Bachelor's degree.
Java, Python, Rust, Go, Docker, Kubernetes, Linux, AWS, Azure, Google Cloud, C, C++, C#, JavaScript, React, Node.js
1mo
Save
Mark Applied
Hide
Software Engineer (C++, Python, and JavaScript)
Springfield or Merrifield
$160k-$190k/yr OnsiteFull Time
4+ YOEBachelor's in CS/engineering/STEM, US citizenship, active Top Secret clearance with SCI and CI-Poly eligibility, 4+ years engineering experience, proficiency in C++, Python, JavaScript, DevSecOps (GitLab, Jira), containers, Linux/Bash, Agile.
C++, Python, JavaScript, GitLab, Jira, Kubernetes, OpenShift, Bash, Linux
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
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
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
2mo
Save
Mark Applied
Hide
Software Engineer
Chantilly, Virginia, United States
$69k-$158k/yr OnsiteFull Time
2+ YOE2+ years software development; Java, Python, Rust or Go; experience modernizing legacy apps and microservices; TS clearance; Bachelor's degree.
Java, Python, Rust, Go, Docker, Kubernetes, Linux
1w
Save
Mark Applied
Hide
Software Engineer
Chantilly, Virginia, United States
$120k-$140k/yr HybridFull Time
5+ YOE5+ years software engineering experience; strong Python, object-oriented design, API development, Docker, Kubernetes, and messaging queue experience (RabbitMQ/ActiveMQ/Kafka).
Python, RabbitMQ, ActiveMQ, Kafka, Docker, Kubernetes, AWS, Redis
2w
Save
Mark Applied
Hide
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
2d
Save
Mark Applied
Hide
Software Developer (Expert)
Chantilly, Virginia, United States
OnsiteFull Time
10+ YOEBachelor's degree, ~10+ years software development experience, expert in Python and Java, AWS, Apache Spark, Elasticsearch; TS/SCI clearance with FSP required.
Python, Java, AWS, Apache Spark, Elasticsearch, Docker, Kubernetes, Jenkins, GitLab, Kafka, RabbitMQ
1mo
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
2w
Save
Mark Applied
Hide
Software Engineer/Integrator
Manassas, Virginia, United States
$93k-$164k/yr OnsiteFull Time
Experience developing, integrating, and troubleshooting software on Linux/Unix; coding in Java, C++ or Python; scripting with Bash/Python; containerization knowledge; active US Secret security clearance and US citizenship required.
Linux, Unix, Java, C++, Python, Bash, K8s, K3s, Podman