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
3mo
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Graph Database Engineer (2026-0080)
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOE5+ years of systems software development experience; NodeJS; graph databases (e.g., JanusGraph); data modeling; Linux; Git workflows; TS/SCI with Polygraph preferred.
Node.js, JanusGraph, ElasticSearch, Git, Linux, Express, MongoDB, Cassandra, Kubernetes, Jenkins, Argo CD, RabbitMQ, AWS SQS
1w
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Applications Developer
Herndon, Virginia, United States
OnsiteFull Time
Active polygraph clearance required; demonstrated experience with Maven, Java, NodeJS, Angular, JavaScript and related web technologies; testing, usability, and accessibility experience; delivering full-stack application builds.
Maven, Java, NodeJS, Angular, Javascript, HTML, CSS, JSON, Yaml, XML, XSL, AngularJS, Bootstrap, JQuery, SQL, Python
3w
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Senior Software Engineer (Order and Delivery) - (5 years exp)
Arlington or Santa Barbara or Goleta or Reston
$145k-$175k/yr OnsiteFull Time
5+ YOEB.S. in CS or related, 5+ years building highly available web services and RESTful APIs (Python preferred), experience with NodeJS/React, CI/CD, Postgres, Git, AWS, containers, and cybersecurity basics.
Python, NodeJS, React, Postgres, Git, AWS, OpenTofu, Terraform, Kubernetes, Docker, CI/CD, STAC
1w
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Software Engineer (Developer)
Herndon, Virginia, United States
OnsiteFull Time
Active TS/SCI with Full Scope Polygraph required; experience with SharePoint, ServiceNow, Salesforce, Java/NodeJS/Angular/Python, AWS, DevOps tools, Jira/Confluence, and web technologies; strong design and security skills.
SharePoint, ServiceNow, Salesforce, Java, NodeJS, Angular, JavaScript, HTML, CSS, JSON, YAML, XML, XSL, Bootstrap, jQuery, SQL, Python, Maven, Spring, Spring Security, Hibernate, REST, SOAP, Jira, Confluence, Jenkins, Github, AWS CloudFormation, Load Balancer, Autoscaling, Security Groups, S3, KMS
1mo
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Software Developer Expert
Chantilly, Virginia, United States
OnsiteFull Time
10+ YOESenior software engineer with 10+ years, TS/SCI Full Scope Polygraph, cloud exp, full-stack dev, CI/CD, DevOps, SQL/NoSQL, JIRA/Confluence, Splunk, Python/NodeJS/Angular/JS/C#/SQL.
Python, NodeJS, Angular, JavaScript, C#, SQL, Splunk, Grafana, Prometheus, Jira, Confluence, Windows Server, Linux, CI/CD, UML
1mo
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Full Stack Engineer
Herndon, Virginia, United States
OnsiteFull Time
8+ YOETS/SCI with Polygraph required. BS/BA or equivalent experience (seniority-equivalent experience described). Proficiency with Angular 13+, Javascript, Typescript, NodeJs, NPM, HTML/CSS, Linux (Bash), asynchronous programming, and front-end testing tools.
Angular 13+, Javascript, Typescript, CSS, HTML, NodeJs, NPM, Linux (Bash), Jasmine, Selenium, Cypress, NodeJs, Java, Python, Tableau, Pandas, D3.js, ggplot, PDF.js, Flask, Django, Commercial Cloud Services (C2S), Amazon Web Services
1w
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Full Stack Developer
Shepherdstown, West Virginia, United States
$85k-$117k/yr RemoteFull Time
8+ YOE8+ years software development with strong back-end focus (Java and/or NodeJS), Angular front-end, AWS cloud, RESTful API design for healthcare EDI, Public Trust eligibility, U.S. citizenship, Bachelor\u0002s in a technical field.
Java, NodeJS, TypeScript, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, Electronic Data Interchange (EDI)
1mo
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AI/ML Data Engineer (TS/SCI with Poly Required)
Chantilly, Virginia, United States
$164k-$275k/yr OnsiteFull Time
15+ YOEUS citizen with active TS/SCI with Poly required. 5+ years software engineering experience (15 years related experience listed), Bachelor\u0002s in CS/ECE or equivalent, strong NodeJS or Python skills, API/microservices, LLMs, ETL and NoSQL familiarity.
NodeJS, Python, NiFi, Flask, Claude Code, Codex, NemoClaw, Aider, Kiro, Gemini CLI, OpenCode, Elastic, RabbitMQ, MongoDB, Janus, Cassandra, MCP Servers, Amazon Web Services (AWS)
1w
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Applications Developer - Full Performance
Sterling, Virginia, United States
$64k-$128k/yr OnsiteFull Time
Experience developing and maintaining applications using RDS SQL, Solr, Python, Jenkins, REST APIs, AWS (EC2,S3,SQS,SNS), and frameworks like Spring Boot or NodeJS/NestJS; BS/BA or equivalent.
RDS SQL, Solr, Python, Jenkins, Rest APIs, EC2, S3, SQS, SNS, Spring Boot, NodeJS-NestJS
1mo
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Lead AI Solutions Systems Engineer
Herndon or Sunnyvale or Grand Prairie or Atlanta or Mobile
HybridFull Time
10+ YOEMaster's in AI/CS or quantitative field, 10+ years in advanced analytics/AI with production-grade architecture and at least one generative/agentic AI system deployed; strong ML, data modeling, microservices, DevOps and cloud experience; authorized to work in the US.
SciKit, MLlib, PySpark, PyTorch, TensorFlow, Python, Langgraph, ADK (Google Enterprise Agent Platform (formerly Vertex AI)), Vertex AI, RAG, Streamlit, React, PostgreSQL, Firebase, BigQuery, GCP Cloud Run, Node, Typescript, Gemini CLI, Claude Code, Codex, Palantir Foundry, Skywise, Vertex AI Studio, Spacy, FlairNLP, Neo4j, Spanner, GKG, Github Copilot, Docker, Kubernetes, Gemini Enterprise, LLM Wiki
2mo
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Software Developer
Reston, Virginia, United States
OnsiteFull Time
2+ YOETwo years of full-stack software development; TS/SCI with poly; Bachelor's degree; Node.js; cloud deployment; API design.
Node.js, AWS, Azure, VMware, Docker, Kubernetes
2mo
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Full Stack Web Developer
Denver or Sarasota or Sterling
$82k-$172k/yr OnsiteFull Time
5+ YOEBS in CS or related field; 5+ years web development; React.js; Flask/Express; Python/TypeScript/JavaScript; PostgreSQL; REST APIs; Git; TS/SCI clearance (active)
React.js, Flask, Express.js, Python, HTML5, CSS3, TypeScript, JavaScript, PostgreSQL, Git, Docker
2w
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Web Application Developer with Polygraph
Herndon, Virginia, United States
$121k-$266k/yr OnsiteFull Time
10+ YOETS/SCI with Polygraph clearance required; Bachelor's in CS; 10+ years web development experience with Oracle SQL, PL/SQL, ASP.NET, JavaScript/HTML/CSS, Angular, node.js, TypeScript, C#, MVC, REST APIs, SAML/OIDC, and CI/CD.
Oracle SQL, PL/SQL, ASP.NET, Javascript, HTML, CSS, Angular Material UI, Angular, node.js, TypeScript, C#, WCF, WebAPI, MVC, REST Web Services, SAML, OIDC, CI/CD, HighVIEW, JIRA, Confluence
3w
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Senior Software Engineer
Sterling, Virginia, United States
$185k-$225k/yr OnsiteFull Time
Design and develop front-end applications and back-end microservices in an agile environment; experience with cloud, containers, Kubernetes, REST, microservices, CI/CD; mentor junior teammates; active TS/SCI required.
REST, microservices, AWS, GCP, Azure, Kubernetes, containers, HTML5, CSS, SASS, Less, Stylus, Browserify, WebPack, Closure, Angular, Ember, React, Redux, Reactive, VueJS, Node.js, NPM, Linux, Subversion, Git, JIRA, Confluence, WebSockets, Svelte, Cesium, OpenLayers, Spring, Docker
3w
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SAP NS2 Sr Cloud Engineer/Systems Administrator - Onsite - Active TS SCI with Poly Chantilly VA (Herndon, VA, US, 20171)
Herndon or Chantilly
$131k-$272k/yr OnsiteFull Time
5+ YOEU.S. citizen with active TS/SCI with Poly; BA/BS required (MS preferred); 5+ years Linux and cloud/backend experience; expertise in IaC (CloudFormation, Terraform, Ansible, Chef), AWS tools, Node.js/Spring/Angular, UNIX shell, and DoD 8570 certification (e.g., CASP+, CISSP) within 6 months.
CloudFormation, Terraform, Ansible, Chef, CloudWatch, CloudTrail, JSON, YAML, Linux, UNIX Shell, Node.js, Spring Boot, Spring Cloud, Angular, AWS, Azure, GCP
3mo
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Platform DevOps Engineer
Colorado Springs or Chantilly or Huntsville
$62k-$141k/yr HybridFull Time
3+ YOE3+ years CI/CD, containerization, IaC, and security clearance; bachelor’s degree or 5+ years software dev experience.
GitLab CI, Argo CD, Docker, Kubernetes, EKS, Helm, Terraform, Ansible, C++, C, C#, HTML, CSS, JavaScript, Node.js, SQL, MySQL, MongoDB, AWS, Azure, Google Cloud, REST APIs, WebAssembly
1mo
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Web Software Developer (UI)
Vienna or Chantilly
$135k-$145k/yr HybridFull Time
3+ YOEBachelor's degree in CS/related, 3+ years as a web software developer, active TS/SCI clearance (active TS required), experience with Angular 20+, Node.js, NPM, RxJS, Bootstrap/Material, REST/Swagger, Playwright preferred.
Angular 20+, NodeJs, NPM, RxJS, Bootstrap, Material, HTTP, RESTful, Swagger, Claude, Playwright
2mo
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Forward Deployed Full-Stack Engineer (Keyport, WA / Senior)
Manassas, Virginia, United States
OnsiteFull Time
Active Secret clearance; strong TypeScript, React, Node.js; PostgreSQL, data modeling; Docker/Kubernetes; CI/CD; on-site work in Manassas, VA.
TypeScript, CSS/TailwindCSS, React, Next.js, React Context, Node.js, GraphQL, REST APIs, SQL/PostgreSQL, Docker, Kubernetes, Python, MQTT, Redpanda, Dagster
3w
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Sr. Full Stack Software Engineer - (US Federal)
Reston or Virginia or Maryland or District of Columbia
$137k-$205k/yr HybridFull Time
7+ YOEUS citizenship required; 7+ years building enterprise software; experience with Kotlin/Java and Spring Boot, TypeScript, Node.js, React; Docker, Kubernetes, Gradle, CI/CD; ability to obtain TS/SCI clearance; technical leadership and strong documentation skills.
TypeScript, Kotlin, Java, Spring Boot, Webflux, Node.js, Express, React, Cypress, Docker, Kubernetes, Gradle, CI/CD, Workday XpressO
3d
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Senior DevSecOps & Systems Engineer (Full Stack)
Sterling, Virginia, United States
HybridFull Time
7+ YOEExpertise in SecDevOps, CI/CD security (SAST/DAST/SCA), scripting (Python/Bash/PowerShell), full-stack development, cloud (AWS/Azure/GCP), systems engineering, Linux/Windows server, and security hardening; ability to lead projects and mentor others.
Jenkins, GitLab CI, Git, Ansible, Docker, Kubernetes, SAST, DAST, SCA, Python, Bash, PowerShell, React, Angular, Vue, Node.js, TypeScript, Java, .NET, AWS, Azure, Google Cloud, IAM, DISA STIGs, CIS Benchmarks, Terraform, CloudFormation, OPA, Sentinel, DOORS, Jama, Prometheus, Grafana, ELK, Splunk