3w
Save
Mark Applied
Hide
Front-End Developer SME
Herndon, Virginia, United States
$140k-$165k/yr RemoteFull Time
10+ YOE10+ years front-end experience with React, JavaScript (ES6+), HTML5/CSS3, accessibility (USWDS/ODG/WCAG 2.2 AA), CI/CD, automated testing, and ability to obtain Public Trust.
React, JavaScript (ES6+), HTML5, CSS3, GitHub Actions, Jenkins, Jest, Cypress, Selenium, AWS, Kubernetes, USWDS
2w
Save
Mark Applied
Hide
UI Front-End Engineer
Sterling, Virginia, United States
OnsiteFull Time
3+ YOETop Secret clearance, Bachelor's in CS or related, 3+ years front-end experience with JavaScript/TypeScript, HTML5/CSS3, modern frameworks (React/Angular/Vue), RESTful integration, GIS/mapping and real-time data experience.
JavaScript, TypeScript, HTML5, CSS3, React, Angular, Vue.js, Apache Kafka, RabbitMQ, ActiveMQ, ZeroMQ, Protobuf, GitLab, CesiumJS, OpenLayers, Leaflet, Mapbox GL JS, WebGL, Redux, Zustand, Pinia, Swagger/OpenAPI, WebSockets, gRPC, MQTT, DDS, AMQP
5d
Save
Mark Applied
Hide
Front End Software Developer
Sterling or Denver or Aurora
$82k-$172k/yr OnsiteFull Time
5+ YOERequire TS/SCI clearance,5+ years front-end development,BA/BS in CS or related,proficiency in JavaScript/TypeScript and frameworks (React/Angular/Vue),HTML/CSS,Git,REST,available to work onsite in Sterling,VA or Aurora,CO.
Java, Spring Boot, Spring Framework, REST, JavaScript, TypeScript, Vue 3, Bootstrap, Vite, Mockito, JUnit, Cypress, PostGres, MySQL, Redis, AWS DynamoDB, AWS EC2, RDS, S3, SNS/SQS, Lamda, Git, Jira, Confluence, Gitlab CI/CD, SonarQube, SAST, Docker, Kubernetes, React, Angular, Vue.js
1mo
Save
Mark Applied
Hide
Senior Front-End Software Development Engineer
Herndon, Virginia, United States
$137k-$200k/yr HybridFull Time
14+ YOEU.S. citizen with active TS/SCI clearance (CI poly). 14+ years technical experience. Strong front-end skills (JavaScript, HTML5, CSS3, React/Angular/Vue.js), data visualization, API integration, Git/CI/CD, cloud familiarity, and bachelor's degree or equivalent.
JavaScript, Python, Java, R, React, Angular, Vue.js, HTML5, CSS3, D3.js, ECharts, Plotly, AWS, Azure Government, Kubernetes, Git, CI/CD, Jest, Cypress, Playwright, Selenium, RESTful APIs, JSON
3d
Save
Mark Applied
Hide
Power BI & Front-End Data Visualization Developer
Herndon or Virginia
RemoteFull Time
2+ YOE2+ years experience building Power BI dashboards and front-end visualizations; advanced Power BI (DAX,data modeling); JavaScript/React/TypeScript/D3.js; Databricks, SQL and Python experience; U.S. citizenship and security-clearance eligibility.
Power BI, DAX, Databricks, JavaScript, React, TypeScript, D3.js, SQL, Python
1mo
Save
Mark Applied
Hide
Senior Software Full Stack Engineer
Leesburg, Virginia, United States
$112k-$158k/yr OnsiteFull Time
8+ YOEU.S. citizenship required; Bachelor's in computer science; 8+ years software development; front-end with React; back-end with Java, C++ and Python; extensive Linux, CI/CD, REST API and embedded integration experience.
React, Java, C++, Python, Linux, Maptiler, Mapbox, mbtiles, Deck.gl, RESTful API, CI/CD
1w
Save
Mark Applied
Hide
Jr. Storyblocks Developer
Herndon, Virginia, United States
$100k/yr RemoteFull Time
2+ YOE2+ years front-end experience; proficiency with React/Vue/Angular, Storybook, HTML, CSS, JavaScript/TypeScript, Git and CI/CD; knowledge of accessibility (WCAG); degree in IT/CS preferred.
React, Vue, Angular, Storybook, HTML, CSS, JavaScript, TypeScript, Git, CI/CD, Adobe, XML
4d
Save
Mark Applied
Hide
Senior Software Engineer, FE/Mobile
Herndon, Virginia, United States
$138k-$235k/yr HybridFull Time
2+ YOE2–5 years software engineering experience, proficiency in Java/Kotlin/Go, front-end with React/Next.js/TypeScript, cloud experience (AWS/GCP), strong CS fundamentals and collaboration skills.
Java, Kotlin, Go, React, Next.js, TypeScript, AWS, GCP
1mo
Save
Mark Applied
Hide
Junior Full Stack Developer
Sterling, Virginia, United States
OnsiteFull Time
0+ YOE0–2 years software development experience; eligible for security clearance; basic knowledge of HTML5, CSS3, JavaScript (ES6+), a front-end framework (React/Angular/Vue.js), a back-end technology (.NET/Node.js/Java Spring Boot/Python), REST APIs, SQL/NoSQL, and Git.
HTML5, CSS3, JavaScript (ES6+), React, Angular, Vue.js, Node.js, .NET, Java, Java Spring Boot, Python, REST APIs, SQL Server, MySQL, PostgreSQL, Git
1mo
Save
Mark Applied
Hide
SAP NS2 Full Stack Developer - Top Secret, CI Polygraph required
Herndon or Springfield or Washington
$107k-$231k/yr OnsiteFull Time
3+ YOE3–5 years software development experience; proficiency with JavaScript/Node.js and Express, front-end frameworks (React/Vue/Angular), SAP HANA/SQLScript, Docker and OpenShift, PKI/X.509 and mTLS, RHEL administration, Git workflows.
SAP HANA, SQLScript, SAP CAP, Node.js, Express.js, OpenCV, pngjs, Docker, Red Hat OpenShift, RHEL, OpenShift Container Registry, SAP HANA client driver, X.509, mTLS, CAC/PIV, HTML5, CSS3, React, Vue, Angular, D3.js, Three.js, WebGL, Apache NiFi, KNIME, Airflow, Talend, Git, GitHub, PowerShell, Bash, Docker Compose, XSA, OpenShift Operators, Helm
1mo
Save
Mark Applied
Hide
Software Developer SME (Systems Software) (TS/SCI with Poly Required)
Dulles, Virginia, United States
$164k-$275k/yr OnsiteFull Time
10+ YOEUS citizen with active TS/SCI + polygraph required; 10+ years experience; strong Java and JavaScript (ES6+) skills, React or Lit, Bootstrap, RESTful APIs/GraphQL, Git, front-end testing (Playwright, Jest, Mocha, Cypress), performance optimization, and UI/UX integration experience.
Java, JavaScript, ES6+, React, Lit, Bootstrap, RESTful APIs, GraphQL, Git, Playwright, Jest, Mocha, Cypress
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Software Engineer
Herndon or McLean or Chantilly
OnsiteFull Time
Proficiency with modern front-end JavaScript frameworks or backend languages, microservices architecture, AWS cloud development, SQL and NoSQL databases, and RESTful API development.
React, Angular, Vue.js, Java, Python, NestJS, NodeJS, TypeScript, React Query, AWS, Lambda, DynamoDB, S3, API Gateway, PostgreSQL, MySQL, MongoDB, RESTful APIs, Camunda, Flowable, n8n.io, JIRA, Confluence, CI/CD
1mo
Save
Mark Applied
Hide
Full Stack Software Engineer - R134
Herndon, Virginia, United States
OnsiteFull Time
5+ YOEU.S. citizen with active TS/SCI clearance, 5+ years professional software engineering experience across front-end and back-end, experience with AWS, Python, modern JavaScript frameworks (TypeScript preferred), Docker, Kubernetes, RESTful APIs, relational databases, Git, and Linux.
Python, React, Angular, Vue, TypeScript, RESTful APIs, Docker, Kubernetes, AWS, TailwindCSS, React Query, Vite, MUI, GraphQL, Lambda, RDS, DynamoDB, S3, IAM, EC2, SQS, Git, Linux
1w
Save
Mark Applied
Hide
Full Stack Java Developer
Rockville, Maryland, United States
$80k-$100k/yr HybridFull Time
10+ YOE10+ years Java microservices experience, Spring Boot, AWS, Terraform, Docker, CI/CD, front-end skills, Git, Agile, and ability to obtain Public Trust clearance.
Java, Spring Boot, Spring Frameworks, Spring Security, HTML, CSS, JavaScript, Angular, React, GitHub, Git, Gitflow, Jenkins, Ansible, AWS Console, EC2, Fargate, ECS, RDS, OpenSearch, S3, SSH, SSL, RSH, Splunk, Terraform, Docker, Jira, Confluence
2w
Save
Mark Applied
Hide
Mid-Level Developer
Herndon, Virginia, United States
OnsiteFull Time
3+ YOE3+ years experience, bachelor’s degree, US citizenship, Public Trust clearance eligible; experience with modern front-end frameworks, backend languages, SQL, testing, CI/CD, and system design.
React, Vue.js, Angular, Java, JavaScript, Python, Go, PostgreSQL, SQL, RESTful, GraphQL, CI/CD
1mo
Save
Mark Applied
Hide
Full Stack Software Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$82k-$132k/yr OnsiteFull Time
3+ YOEUS citizen with active TS/SCI clearance, Bachelor’s in Software Engineering or related STEM, 3+ years experience, familiarity with Java/C++/Python, front-end frameworks, containerized microservices, CI/CD and Agile.
Java, C++, Python, Vue.js, React, Kafka, Git, ELK, Grafana, Prometheus, Bash, Linux, Subversion, IDE
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