1w
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
1w
Save
Mark Applied
Hide
Lead Software Engineer (Python, TypeScript, AWS)
McLean, Virginia, United States
$197k-$225k/yr OnsiteFull Time
4+ YOEBachelor's degree, minimum 4 years software engineering experience, 1+ year cloud experience, proficiency with Python, TypeScript, cloud platforms and modern distributed systems.
Python, TypeScript, AWS, Java, SQL, Node, Go, Scala, Docker, Kubernetes, Microsoft Azure, Google Cloud
1w
Save
Mark Applied
Hide
Senior Consultant, Full Stack Engineer (Node.js/React/Typescript/AWS)
McLean, Virginia, United States
$85k-$135k/yr OnsiteFull Time
Must be local to the Washington D.C. metro area and authorized to work without sponsorship. Experience with Node.js, React, TypeScript, AWS, Snowflake, PostgreSQL, SQL, and Camunda BPM; strong communication and mentoring skills.
Node.js, React, TypeScript, JavaScript, AWS, Camunda BPM, Snowflake, PostgreSQL, SQL, RESTful APIs
2w
Save
Mark Applied
Hide
Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)
Alexandria or Chantilly or Englewood or Gaithersburg or Saint Louis or Tucson
OnsiteFull Time
Active TS/SCI clearance with polygraph ability, Bachelor's in CS or related, proficiency in Python/Java/JavaScript/TypeScript, cloud (AWS/Azure), containers, CI/CD, databases, and secure coding practices.
Python, Java, JavaScript, TypeScript, HTML, CSS, JSON, AJAX, REST APIs, React, Angular, Vue.js, Node.js, Spring Boot, Django, Flask, AWS, Azure, MySQL, PostgreSQL, SQL Server, Linux, Windows, Git, GitLab CI, Jenkins, JIRA, Confluence, Docker, Kubernetes, RMF, STIGs, Go, OpenSearch, Elasticsearch, S3, EC2, SQS, SNS, RDS, CloudFormation, Terraform, Ansible, GeoServer, PostGIS, OGC APIs, ESRI ArcGIS
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
2w
Save
Mark Applied
Hide
Angular Developer
Washington, District of Columbia, United States
$71k-$172k/yr OnsiteFull Time
4+ YOE4+ years development experience with Angular/TypeScript and Java/Spring; Oracle/PostgreSQL and GIT competency; academic background in CS or similar; strong analytical and communication skills.
AngularJS 1.X, Angular 2.0+, TypeScript, Spring, SpringBoot, Java, Oracle SQL, PostgreSQL, GIT, HTML, JavaScript, JQuery, Bootstrap, SOAP, REST, JIRA, GitLab, Oracle PL/SQL, DevOps
2mo
Save
Mark Applied
Hide
Sr Applications Developer
Silver Spring or United States
$125k-$145k/yr HybridFull Time
5+ YOE5+ years web application development; JavaScript/TypeScript; React/Angular/Vue; AWS; REST; geospatial visualization; GenAI experience.
JavaScript, TypeScript, React, Angular, Vue.js, AWS, WebGL, Canvas, Three.js, D3.js, GeoJSON, REST API, GenAI, Docker, Kubernetes
2mo
Save
Mark Applied
Hide
Software Developer
Dahlgren or Arlington
$69k-$158k/yr OnsiteFull Time
5+ YOE5+ years in software development; Java, Kotlin, Go, Rust, or TypeScript; modular architectures; open APIs; DB design/SQL; CI/CD; Docker/Kubernetes; Agile; Secret clearance; Bachelor’s degree.
Java, Kotlin, Go, Rust, TypeScript, Docker, Kubernetes, CI/CD, OpenAPI, MQTT, gRPC, WebSockets, OpenLayers, Cesium
4w
Save
Mark Applied
Hide
Software Developer
McLean, Virginia, United States
OnsiteFull Time
3+ YOE3+ years software development experience, Bachelor's in Engineering or related field required; strong Python backend (FastAPI, Pydantic, SQLAlchemy), React/TypeScript frontend, SQL experience, testing and CI/CD familiarity.
Python 3, FastAPI, Pydantic, SQLAlchemy, SQLite, PostgreSQL, Microsoft SQL Server, Alembic, React, TypeScript, Vite, Material UI, React Router, React Hook Form, Zod, pytest, Playwright, GitHub Actions, npm, uv, Docker, Bicep, PowerShell, Git, GitHub, Node.js, ESLint, Prettier, Ruff, Pyright
3mo
Save
Mark Applied
Hide
Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
16+ YOEActive TS/SCI with Poly; BS and 16+ years of experience; Java, Spring Boot, Angular/Typescript; AWS; ETL; Git, Jenkins, Selenium, Rundeck; RH Linux; Agile/Scrum; mentor junior developers.
Java, Spring Boot, Angular, Typescript, AWS, Git, Jenkins, Selenium, Rundeck, RH Linux, Elasticsearch
2mo
Save
Mark Applied
Hide
Software Developer
Dahlgren, Virginia, United States
$69k-$158k/yr HybridFull Time
5+ YOE5+ years in software development; proficient in Java, Kotlin, Go, Golang, Rust, or TypeScript; modular architectures; API access; database design; CI/CD; Docker; Kubernetes; Agile; secret clearance; bachelor’s degree.
Java, Kotlin, Go, Golang, Rust, TypeScript, OpenLayers, Cesium, MQTT, gRPC, WebSockets, APIs, Docker, Kubernetes, CI/CD
2mo
Save
Mark Applied
Hide
Front End Developer
Washington, District of Columbia, United States
OnsiteFull Time
4+ YOE4+ years front-end development experience with Vue or React, TypeScript, HTML/CSS, REST/GraphQL, and accessibility; bachelor's in CS or related field.
Vue, React, TypeScript, HTML5, CSS3, JavaScript, Redux, Zustand, Tailwind CSS, Styled Components, REST, GraphQL, Git, CI/CD, Jest, React Testing Library, Cypress, Nuxt, Next.js
1d
Save
Mark Applied
Hide
User Interface Developer
Columbia, Maryland, United States
$140k-$217k/yr HybridFull Time
5+ YOE5+ years UI development experience with Angular 20+, TypeScript, HTML, CSS, RESTful APIs; active US security clearance with polygraph required.
Angular 20+, TypeScript, HTML, CSS, RESTful APIs, NX Smart Monorepos, Section 508, Pega Constellation UI
3mo
Save
Mark Applied
Hide
Mobile Developer Senior
Ashburn, Virginia, United States
OnsiteFull Time
9+ YOEBachelor's in CS or related field; 9+ years mobile development; React Native and native iOS/Android; Typescript; CI/CD for mobile; REST and microservices; unit and end-to-end testing.
React Native, Typescript, Detox, CI/CD, REST, Microservices, RTK Query, VS Code, Gitlab, Atlassian, CI/CD pipelines
21h
Save
Mark Applied
Hide
Application Developer - JavaScript
Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis or Vienna
$84k-$141k/yr OnsiteFull Time
2+ YOE2+ years web application development with JavaScript/TypeScript, experience with modern web frameworks, CI/CD, foundational cartography knowledge, bachelor's degree, and ability to travel up to 25–50%.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, React, Angular, Svelte, Vue, WebGL, ArcGIS Experience Builder, CI/CD
1mo
Save
Mark Applied
Hide
Web Developer- Hybrid
Annapolis Junction, Maryland, United States
HybridFull Time
4+ YOE4+ years web development experience with JavaScript/TypeScript, HTML5, CSS3; REST API integration, debugging, and technical documentation. Active TS/SCI clearance with Full Scope Polygraph required.
JavaScript, TypeScript, HTML5, CSS3, REST, React, Angular, Vue.js, Git
2w
Save
Mark Applied
Hide
Associate Software Developer
Washington, District of Columbia, United States
$110k-$130k/yr HybridFull Time
2+ YOE2+ years software development experience with React and Java/Spring or similar, proficiency in TypeScript/HTML/CSS, unit testing (Jest), Git and CI/CD, and U.S. citizenship for background investigation.
React, Java, Spring Boot, C#, .NET, HTML, TypeScript, CSS, RESTful APIs, Jest, Git, CI/CD
2d
Save
Mark Applied
Hide
AI Automation Engineer / Developer
Frederick, Maryland, United States
OnsiteFull Time
Strong software development skills (e.g., Python, JavaScript/TypeScript), hands-on experience with AI tools (Claude) and automation, API integration experience, discretion with confidential client data, and ability to deliver production systems.
Claude, Python, JavaScript, TypeScript, APIs
1mo
Save
Mark Applied
Hide
Expert Software Developer
Washington or Sterling
HybridFull Time
2+ YOEActive Top Secret/SCI clearance required, Bachelor’s degree, 2+ years software engineering experience, proficiency with JavaScript/TypeScript/Node.js/Angular, relational and NoSQL databases, and web application development.
JavaScript, TypeScript, Node.js, Angular, SQL, NoSQL, Apache, Tomcat, JBoss, Nginx, IIS, Java, C#, Spring, Maven, Python, Kubernetes, UML, REST, Oracle, PostgreSQL, MySQL, MongoDB, Microsoft PowerApps, HTML5, CSS3, LESS/SCSS, Bootstrap, Spring Security, Docker, VS Code, CI/CD, Jira, Confluence
3mo
Save
Mark Applied
Hide
Mobile Developer Senior
Ashburn, Virginia, United States
OnsiteFull Time
9+ YOEBachelor's in CS or related field; 9+ years mobile development; React Native; Native iOS/Android; Detox; Typescript; CI/CD for mobile; REST APIs; microservices; unit & end-to-end tests.
React Native, Typescript, CI/CD
Explore Jobs