141 flask jobs at 80 companies in Herndon, VA
3mo
Save
Mark Applied
Hide
Senior Database Engineer with Poly
Hanover, Maryland, United States
OnsiteFull Time
10+ YOEBachelor’s degree and 10+ years of database experience; TS/SCI with Poly clearance; MongoDB/MariaDB; Django/Flask; REST/microservices.
MongoDB, MariaDB, Django, Flask, REST, Microservices, AWS, Docker, IDEs, JSON, XML, Jira, Confluence, Git, Agile
2w
Save
Mark Applied
Hide
Java Developer
McLean, Virginia, United States
$160k-$200k/yr OnsiteFull Time
Design and maintain scalable Java applications; experience with Python scripting, cloud development, Flask, semantic search, and Tableau; TS/SCI with polygraph preferred/required.
Java, Python, Flask, Tableau
1mo
Save
Mark Applied
Hide
Application Engineer 4 (API)
Linthicum Heights, Maryland, United States
HybridFull Time
4+ YOETS/SCI with Polygraph required. Python, Docker, Django/Flask, MariaDB or MongoDB, REST and microservices experience. Minimum 4-12 years experience depending on degree.
Python, Docker, Django, Flask, MariaDB, MongoDB, ReST, AWS, JSON, XML, Jira, Confluence, Git
1mo
Save
Mark Applied
Hide
Software Engineer 1
Herndon or Potomac
OnsiteFull Time
U.S. citizenship and active TS/SCI with Full Scope Polygraph required. Proficiency in Python, Django or Flask, MongoDB or MariaDB, REST endpoint development, and microservice design.
Python, Django, Flask, MongoDB, MariaDB, Swagger, AWS, C2S, Docker, Visual Studio Code, JSON, XML, Jira, Confluence, Git
2mo
Save
Mark Applied
Hide
Senior Database Engineer with Poly
Hanover, Maryland, United States
OnsiteFull Time
10+ YOEBachelor's degree and 10+ years database experience; TS/SCI with Poly required; proficiency with MongoDB or MariaDB; experience with Django or Flask, REST/microservices, debugging, scaling, and database optimization.
MongoDB, MariaDB, Django, Flask, REST, Swagger, AWS, C2S, Docker, Visual Studio Code, JSON, XML, Jira, Confluence, Git
1mo
Save
Mark Applied
Hide
Application Developer (backend) 4
Linthicum, Maryland, United States
$198k-$212k/yr OnsiteFull Time
6+ YOEDevelop backend Python microservices and ReST endpoints using Django/Flask; work with MongoDB or MariaDB, Docker, and CI tooling; 6+ years experience typically required depending on degree.
Python, Docker, Django, Flask, MariaDB, MongoDB, ReST, JSON, XML, Jira, Confluence, Git, AWS
2mo
Save
Mark Applied
Hide
Python Web Application Developer
Tysons Corner or Falls Church
$32-$45/hr HybridFull Time
5+ YOE5+ years Python development, Flask experience, web app deployment and security, authentication and certificate management, REST API and database integration, Git, strong debugging and communication skills.
Python, Flask, Microsoft Entra ID, HTML, CSS, JavaScript, REST APIs, OAuth, SSO, PostgreSQL, SQL Server, MySQL, Git, Azure, AWS, IIS, NGINX, Apache, Docker, Linux, Windows, CI/CD
2w
Save
Mark Applied
Hide
AI Engineer
Washington, District of Columbia, United States
OnsiteFull Time
4+ YOEBachelor's degree in CS/Statistics or related, 4+ years developing software/AI/ML, Python, Flask/FastAPI, JavaScript, experience with LLMs/Generative AI, and active IRS MBI clearance required.
Python, Flask, FastAPI, JavaScript, LangGraph, CrewAI, Haystack, AutoGen, Large Language Models (LLMs)
6d
Save
Mark Applied
Hide
Senior Python Developer
Washington or Alabama or Colorado or Delaware or Florida or Georgia or Illinois or Indiana or Kansas or Louisiana or Maryland or Minnesota or Mississippi or North Carolina or New Jersey or Ohio or Pennsylvania or South Carolina or Tennessee or Texas or Virginia
$90k-$130k/yr RemoteFull Time
5+ YOEBachelor’s degree in a technical field, 5+ years of Python development, Django and Flask, RESTful APIs, Git, PostgreSQL, Unix/Linux, automated testing, HTML, JavaScript, cloud platforms, and Jupyter Notebooks.
Python, AWS, ServiceNow, UiPath, Django, Flask, Jupyter Notebook, Git, PostgreSQL, Unix, Linux, HTML, JavaScript, Docker, Kubernetes, WCAG, Section 508
1mo
Save
Mark Applied
Hide
Full Stack Developer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOE5+ years Python experience, familiarity with Flask/Django/FastAPI, SQL/ORM, JavaScript/TypeScript front-end frameworks, unit/integration testing, containerized AWS deployments, and security clearance eligibility.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, Docker, Kubernetes, AWS, RESTful APIs
6d
Save
Mark Applied
Hide
Full Stack Developer
Fort Meade or Columbia
$150k-$190k/yr OnsiteFull Time
8+ YOEBachelor's degree in a technical discipline or equivalent experience, 8 years of software development, production APIs, Django/Flask/FastAPI, Docker, Kubernetes, Helm, CI/CD, databases, Git, Jira, and Confluence.
Django, Flask, FastAPI, Docker, Kubernetes, Helm, CI/CD, SQL, NoSQL, PostgreSQL, MySQL, Elasticsearch, MongoDB, Git, Jira, Confluence
1d
Save
Mark Applied
Hide
Senior Python Engineer
Arlington, Virginia, United States
$118k-$163k/yr HybridFull Time
3+ YOERequires 3+ years developing Python web applications, Django, Flask, or FastAPI, RESTful APIs, SQL databases, testing, Git, Agile practices, and strong client-facing problem-solving skills.
Python, Django, Flask, FastAPI, PostgreSQL, MySQL, SQLAlchemy, PyTest, Unittest, Git, Docker, Kubernetes, MongoDB, Redis, Pandas, NumPy, Spark, Airflow, Jenkins, GitLab CI/CD, AWS Lambda, ChatGPT, Claude, GitHub Copilot
2mo
Save
Mark Applied
Hide
Python Web Application Developer
Tysons Corner or Falls Church
HybridFull Time
5+ YOE5+ years Python development, Flask experience, web app deployment and security, authentication and certificate management, REST APIs, relational DBs, Git, HTML/CSS/JavaScript, strong debugging and communication skills.
Python, Flask, Microsoft Entra ID, HTML, CSS, JavaScript, REST APIs, PostgreSQL, SQL Server, MySQL, Git, Azure, AWS, IIS, NGINX, Apache, Docker, Linux, Windows, CI/CD
2w
Save
Mark Applied
Hide
26-1106: Python Developer - Herndon, VA
Herndon, Virginia, United States
$110k-$150k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent,5+ years Python development,experience with Flask or FastAPI,REST API design,relational and NoSQL databases,Git,CI/CD,Docker,Kubernetes,AWS,and secure coding for DoD environments.
Python, Flask, FastAPI, Git, CI/CD, Docker, Kubernetes, AWS
3w
Save
Mark Applied
Hide
Full Stack Developer
Chantilly, Virginia, United States
$112k-$222k/yr OnsiteFull Time
5+ YOE5+ years Python with Flask/Django/FastAPI, 2+ years SQL, 1+ years AWS, JavaScript/TypeScript/CSS and React/Angular/Vue experience, container deployment, active TS/SCI with Poly.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, AWS, JavaScript, TypeScript, CSS, React, Angular, Vue, uv, ruff, pyright, pytest, coverage, Selenium, Karma, WordPress, containers
1mo
Save
Mark Applied
Hide
Senior Software Architect
Washington or Sarasota or Miami or New York City or Toronto or Longboat Key
$165k-$190k/yr OnsiteFull Time
Expert-level Python backend development; experience with FastAPI or Flask, SQLAlchemy, RESTful APIs, OAuth2/OpenID Connect, distributed systems, PostgreSQL/MySQL, Docker, Kubernetes, Git-based CI/CD, and architectural leadership.
Python, FastAPI, Flask, SQLAlchemy, Jinja2, OAuth2, OpenID Connect, PostgreSQL, MySQL, Docker, Kubernetes, Git, Go, React, TypeScript, OpenStack, Ceph, Odoo, Pytest
1mo
Save
Mark Applied
Hide
Generative AI Engineer (Clearance Required)
Arlington, Virginia, United States
HybridFull Time
5+ YOEActive Top Secret clearance, 5+ years software development, 2+ years Generative AI/ML, strong Python, experience with LLMs, Azure, containerization, FastAPI/Flask, Git and CI/CD, and distributed systems.
Python, GPT, Llama, Claude, Mistral, FastAPI, Flask, Microsoft Azure, Microsoft Azure OpenAI Service, Azure Kubernetes Service (AKS), Azure Functions, Azure Storage, Microsoft Azure AI Search, Azure Machine Learning, Azure AI Foundry, Azure Cognitive Services, Docker, Kubernetes, Git, CI/CD, DevSecOps, LangChain, LangGraph, Semantic Kernel, LlamaIndex, Pinecone, Milvus, pgvector, Chroma, Model Context Protocol (MCP), Terraform, Bicep
1mo
Save
Mark Applied
Hide
Senior Backend API Engineer
Linthicum, Maryland, United States
OnsiteFull Time
7+ YOEActive TS/SCI with polygraph required; 7+ years backend development experience with Python, RESTful APIs, Django/Flask, Docker, MariaDB/MongoDB; experience with Git, Jira, Confluence; strong troubleshooting and communication skills.
Python, Django, Flask, MariaDB, MongoDB, JSON, XML, Docker, Git, Jira, Confluence, AWS
3mo
Save
Mark Applied
Hide
Senior Python Developer (Lead)
Washington, District of Columbia, United States
RemoteFull Time
7+ YOE7+ years software development, strong Python 3.x experience, FastAPI/Flask/Django, REST API design, Agile and CI/CD/DevSecOps experience, leadership experience, eligible for Public Trust clearance.
Python 3.x, FastAPI, Django, Flask, AWS, Azure, Google Cloud Platform, Docker, Kubernetes
1w
Save
Mark Applied
Hide
Senior Software Automation Testing Engineer
Ashburn, Virginia, United States
$98k-$154k/yr HybridFull Time
5+ YOE5+ years software testing/automation experience, Bachelor's in Computer Science or related, Python 3.8+, FastAPI/Django/Flask, pytest/unittest, Locust, AWS, SQL, GitLab/Harness/Jenkins, ability to obtain Public Trust.
Python, FastAPI, Django, Flask, JSON, XML, SQL, Unix, pytest, unittest, Locust, GitLab, Harness, Jenkins, Oracle, PostgreSQL, AWS