Fredericksburg • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Fredericksburg • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Fredericksburg • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Fredericksburg • 50 milesRemote · Hybrid · Onsite · Field · All Environments
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
5d
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
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Arlington, Virginia, United States
$132k-$212k/yr HybridFull Time
Extensive software engineering experience; proficiency in C#, Java, Python, Go, or JavaScript/TypeScript; CI/CD, cloud (AWS/Azure), Docker, Kubernetes, IaC, and platform engineering; bachelor's degree or equivalent preferred.
C#, Java, Python, Go, JavaScript, TypeScript, CI/CD, Jenkins, GitHub Actions, AWS, Azure, Docker, Kubernetes, Infrastructure as Code, ETL
3w
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
4d
Save
Mark Applied
Hide
Senior Software Engineer
Tysons Corner or Fredericton
$120k-$150k/yr HybridFull Time
8+ YOE8+ years software engineering experience; proficiency with TypeScript, Node.js, Next.js, Java; AWS and IaC experience; experience designing data integrations; strong communication; Bachelor's degree or equivalent.
TypeScript, Node.js, Next.js, Java, PHP, React, AWS, Infrastructure as Code (IaC), Salesforce, Marketo, Zoom
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
1mo
Save
Mark Applied
Hide
Expert Software Engineer
Herndon or Columbia
HybridFull Time
5+ YOEFrontend-focused software engineer with Angular, JavaScript/TypeScript, and UI experience; security clearance required; 5+ years of relevant experience or 8+ years with BS; strong collaboration and DevOps mindset.
Angular, JavaScript, TypeScript, CSS, HTML, Node.js, NPM, Linux, Bash, Jasmine, Selenium, Cypress, Python, Flask, Django, Tableau, Pandas, D3.js, PDF.js
4d
Save
Mark Applied
Hide
IVA Software Engineer
Arlington, Virginia, United States
$140k-$155k/yr HybridFull Time
7+ YOE7+ years software engineering experience building cloud-native web applications with TypeScript/JavaScript, React/Next.js, NestJS, AWS, CI/CD, and relational databases; active DoD Secret clearance required.
JavaScript, TypeScript, React, Next.js, NestJS, AWS, Lambda, API Gateway, S3, ECS, Fargate, CloudFormation, CDK, CodePipeline, CodeBuild, GitLab, Jenkins, Nexus, Oracle, PostgreSQL, Aurora, TypeORM, Prisma, DBeaver, pgAdmin, SQL Developer, OKTA, CyberArk, Jira Service Management
3w
Save
Mark Applied
Hide
Software Engineer
Chantilly, Virginia, United States
$100k-$120k/yr HybridFull Time
Active TS/SCI FSP clearance required; demonstrated enterprise software experience; hands-on with Microsoft .NET Core; desired experience with JavaScript/TypeScript, Angular, C#, Java, and Python.
Microsoft .NET Core, JavaScript, TypeScript, Angular, C#, Java, Python
2mo
Save
Mark Applied
Hide
Software Engineer, Lead
McLean, Virginia, United States
$87k-$198k/yr OnsiteFull Time
5+ YOE5+ years in software development; strong experience with Java, Kotlin, Python, JavaScript/TypeScript, C/C++, or Go; experience with AI/ML, big data; TS/SCI clearance; Bachelor's in Engineering, Science, or Technology.
Java, Kotlin, Python, JavaScript, TypeScript, C/C++, Golang, AI, machine learning, big data, data science, cloud platforms
3w
Save
Mark Applied
Hide
IVA Software Engineer
Arlington or Rosslyn
$120k-$160k/yr HybridFull Time
3+ YOEUS citizen with active Secret clearance; 3+ years software engineering experience (Bachelors+5 or Masters+3). Experience with TypeScript/JavaScript, React, Next.js, NestJS, AWS, relational databases, CI/CD, and DevOps tooling.
JavaScript, TypeScript, React, Next.js, NestJS, Lambda, API Gateway, S3, ECS, Fargate, Oracle, PostgreSQL, Aurora, TypeORM, Prisma, DBeaver, pgAdmin, SQL Developer, CodePipeline, CodeBuild, CloudFormation, CDK, GitLab, Jenkins, Nexus, OKTA, CyberArk, Jira Service Management
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
2mo
Save
Mark Applied
Hide
Software Engineer, Discovery
Costa Mesa or Washington
$166k-$253k/yr HybridFull Time
C++ and TypeScript proficiency; real-time 3D or engine experience; collaborate cross-functionally; eligible for U.S. secret clearance.
C++, TypeScript
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
2w
Save
Mark Applied
Hide
Software Developer
McLean, Virginia, United States
OnsiteFull Time
3+ YOEAbility to obtain U.S. government security clearance; 3+ years software experience (varies by degree); experience with Python/Java/JavaScript/TypeScript, Git, cloud platforms, CI/CD, Docker, automated testing, and REST APIs.
Python, Java, JavaScript, TypeScript, Git, AWS, Azure, GCP, CI/CD, Docker, pytest, JUnit, Jest, Cypress, FastAPI, Flask, Django, React, AWS Bedrock, OpenAI, LangChain, OpenSearch, Solr
3mo
Save
Mark Applied
Hide
Software Engineer
Atlanta or Denver or New York or Albany or Baltimore or Boston or Greenville or Charleston or Columbia or Winston-Salem or Greensboro or Raleigh or Charlotte or Durham or Charlottesville or McLean or Houston or Huntsville or San Francisco or Walnut Creek or Irvine or San Diego or Glendale or Sunnyvale or Reno or Las Vegas or Nashville or Tucson or Phoenix or Washington or Wilmington
$72k-$121k/yr RemoteFull Time
5+ YOE5+ years data engineering with Microsoft technologies; strong C#, .NET, Blazor, React, TypeScript; SQL Server/T-SQL; Azure Data Factory, Microsoft Fabric, Delta Lake; production AI/RAG experience; Git and Azure DevOps.
C#, .NET, Blazor, React, TypeScript, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Dataverse, Azure Data Factory, Microsoft Fabric, Delta Lake, Dataflow Gen2, Azure SQL, Azure Synapse, SQL Server, T-SQL, SSRS, SSAS, Boomi, Azure AI Foundry, Microsoft Agent Framework, Copilot Studio, Microsoft Copilot, Microsoft Teams, Microsoft Office add-ins, Git, Azure DevOps
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Washington or United States
$160k-$190k/yr RemoteFull Time
AI-native senior engineer with hands-on experience building backend systems and generative AI/agentic orchestration using Python and TypeScript, prompt engineering, Spec-Driven Development, and durable production workflows.
Claude Code, OpenAI Codex, LangGraph, Python, TypeScript, GitHub Spec Kit
2w
Save
Mark Applied
Hide
Senior Software Engineer
El Segundo or Chantilly
$172k-$232k/yr OnsiteFull Time
5+ YOETop Secret/TS-SCI clearance with polygraph, Bachelor’s degree, 5+ years software development experience, strong Python and front-end (Angular/TypeScript/JavaScript) skills, experience with AWS and infrastructure tooling.
AWS, Python, Angular, Typescript, JavaScript, Docker, Kubernetes, CI/CD Pipelines
1mo
Save
Mark Applied
Hide
Staff Software Engineer
Washington, District of Columbia, United States
$150k-$173k/yr OnsiteFull Time
7+ YOEBachelor's degree in a technical field, 7+ years software development experience, proficiency in JavaScript/TypeScript/Python, experience in safety-critical systems, SDLC (Agile/Waterfall), and Git; strong architecture, testing, and communication skills.
JavaScript, TypeScript, Python, Git, Agile, Waterfall
1mo
Save
Mark Applied
Hide
Senior Software Engineer - Middleware & Integration
Arlington, Virginia, United States
OnsiteFull Time
7+ YOEBachelor's or master's in CS/engineering, 7+ years software engineering experience including architecture, proficiency with Node.js/JavaScript/TypeScript/Python/PHP, AWS, APIs, databases, Docker, Terraform/Terragrunt, CI/CD, observability, security, and mentoring experience.
Node.js, Contentful, JavaScript, TypeScript, Python, PHP, NestJS, JWT, OIDC, Auth0, passport-jwt, JWKS, SQL, MongoDB, Docker, AWS ECS, ECR, Amplify, API Gateway, ALB/NLB, S3, EFS, CloudWatch, X-Ray, IAM, VPC/VPC endpoints, Terraform, Terragrunt, GitHub Actions, GitHub OIDC, Jest, Drupal, WordPress, Zod, OpenAPI, CloudPosse, Checkov