169 fastapi developer jobs at 88 companies in Catonsville, MD
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Python Developer (Mid-Senior)
Chantilly, Virginia, United States
OnsiteFull Time
10+ YOE10+ years Python development; FastAPI; AWS; TS/SCI with polygraph; U.S. citizenship; Bachelor's degree or equivalent experience; on-site in Chantilly, VA.
Python, FastAPI, SQLAlchemy, AWS, Kubernetes, Jenkins, GitHub, OpenSearch, Elastic, Airflow, PySpark, Trino, Linux, Docker, Helm, Makefiles, Java, Perl, C, C++, HTML, JavaScript, JSON
1mo
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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
1w
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Software Engineer Level 4
Elkridge, Maryland, United States
OnsiteFull Time
Active TS/SCI with CI Polygraph, backend development, data engineering, API development, Python, FastAPI, PostgreSQL, Elasticsearch, and high-performance integrations.
Python, FastAPI, PostgreSQL, SQL, Elasticsearch
1mo
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Full Stack Developer
McLean, Virginia, United States
HybridFull Time
Bachelor's preferred; proficiency with Python, FastAPI/Django, React, PostgreSQL/MySQL, Docker, CI/CD, cloud platforms; strong debugging, communication, and AI-assisted development skills.
Python, FastAPI, Django, React, JavaScript, TypeScript, PostgreSQL, MySQL, Docker, GitHub Actions, Jenkins, Git, Claude, Cursor, ChatGPT, GitHub Copilot, AWS, Azure, Google Cloud Platform, Redis, Kafka, Elasticsearch, Kubernetes
2w
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Full Stack Developer
Washington or Ashburn or Manassas
HybridFull Time
5+ YOE5+ years full-stack experience with Python, FastAPI, ReactJS, PostgreSQL, Docker, and AWS; CI/CD and trunk-based development; public trust clearance required; bachelor's degree or equivalent preferred.
Python, FastAPI, ReactJS, PostgreSQL, Docker, AWS, ECS, EKS, pytest, Jest, React Testing Library, OpenAPI/Swagger, CI/CD
1w
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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)
1mo
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Full-stack Developer
McLean, Virginia, United States
$160k-$190k/yr OnsiteFull Time
8+ YOESenior-level full-stack development experience (8+ years), strong JavaScript/TypeScript and Python skills (Hono.js, fastapi), experience with Vue.js, Tailwindcss, CDKTF/terraform, relational databases/SQL, and cloud/DevOps.
JavaScript, Hono.js, Python, fastapi, TypeScript, Vue.js, Tailwindcss, CDKTF, terraform, SQL, Docker, AWS, Git
2mo
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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
2mo
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Full Stack Developer
Suitland, Maryland, United States
$104k-$159k/yr OnsiteFull Time
2+ YOE2+ years as a Full Stack Developer; backend Python (Flask/Django/FastAPI); frontend JS (React/Vue); databases SQL/PostgreSQL; cloud deployment AWS/Azure/GC; Git; TS/SCI clearance.
Python, Flask, Django, FastAPI, JavaScript, React, Vue.js, HTML, CSS, SQL, PostgreSQL, AWS, Azure, Google Cloud, Git, Jira, Confluence
1mo
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Full Stack Developer
Washington, District of Columbia, United States
OnsiteFull Time
US citizenship required; proficiency in Python, FastAPI, ReactJS, PostgreSQL, Docker, and AWS; experience with automated testing, trunk-based development, CI/CD concepts, and accessibility standards; eligible for Public Trust Tier 2.
Python, FastAPI, ReactJS, PostgreSQL, Docker, AWS, ECS, EKS, EC2, S3, RDS, CloudWatch, IAM, VPC, pytest, Jest, React Testing Library, OpenAPI/Swagger, Terraform, GitHub Actions
2w
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Full Stack Developer
Suitland, Maryland, United States
HybridFull Time
5+ YOEActive TS/SCI clearance,5+ years software development,Python backend (Django/FastAPI),React/Next.js frontend,PostgreSQL,AW S,Terraform,Keycloak/OIDC/SAML/CAC-PIV,STIG/FIPS secure development,GitLab CI/CD,DevSecOps and AI-assisted tooling.
Django, FastAPI, Python, React, Next.js, PostgreSQL, AWS, Aurora, EKS, Kubernetes, Helm, S3, IAM, VPC, KMS, Terraform, Keycloak, OIDC, SAML, CAC-PIV, Pydantic, GitLab CI/CD, Git, SAST, DAST, SCA, SBOM, AI-assisted development tools, STIG, FIPS
16h
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Sr Software Engineer - Columbia, MD
Columbia, Maryland, United States
$129k-$229k/yr HybridFull Time
SME-level full-stack engineer with expertise in React, Python (FastAPI/Django), AWS, containerization, Kubernetes, secure development, and technical leadership for DoD/IC programs.
React, JavaScript, TypeScript, Python, FastAPI, Django, AWS, Docker, Kubernetes, Terraform, Ansible, GitOps
1mo
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Full Stack Developer
McLean or Tysons Corner
OnsiteFull Time
4+ YOEUS citizen or green card holder, able to obtain Public Trust; Bachelor's degree or 4 additional years experience; 4+ years full-stack development; 3+ years AWS cloud development; proficiency in Python and JavaScript; experience with Django/Flask/FastAPI and Vue.JS/React/Angular; Agile experience.
Python, JavaScript, Django, Vue.JS, Flask, FastAPI, Falcon, SQLAlchemy, React, Svelte, Angular, AWS, EKS/Kubernetes, Docker, AWS Step Functions, Event Bridge, AWS Lambda, AWS API Gateway, Elasticsearch, Redis, Memcached, Amazon Relational Database Service (RDS) for Postgres, MongoDB, AWS Serverless Application Model (SAM)
1mo
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Full Stack Software Developer
Washington, District of Columbia, United States
HybridFull Time
5+ YOEBachelor's (or equivalent) and 5+ years full stack development with ReactJS, Python, FastAPI, PostgreSQL, REST APIs, AWS, Docker; CI/CD familiarity and ability to obtain Public Trust clearance.
ReactJS, Python, FastAPI, PostgreSQL, REST APIs, AWS, Docker, Kubernetes, GitHub Actions, CI/CD
6d
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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
2w
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AI Engineer
Washington, District of Columbia, United States
$99k-$225k/yr OnsiteFull Time
3+ YOE3+ years building production systems, 2+ years developing generative AI with LLMs, RAG, and vector stores; experience with FastAPI/Flask/Node.js, AWS/Azure, observability, CI/CD; bachelor\u0002s in CS/Engineering/STEM; ability to obtain Secret clearance.
FastAPI, Flask, Node.js, AWS, Azure, Bedrock, AI Foundry, SageMaker, AI Studio, EKS, ECS, S3, IAM, CloudWatch, LangGraph, Strands, OpenTelemetry, Datadog, Copilot, Codex, Claude Code, Databricks, Snowflake
1mo
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AI Developer
Arlington, Virginia, United States
$78k-$176k/yr HybridFull Time
2+ YOE2+ years building production-grade software in Python, TypeScript, or Java; experience with APIs (FastAPI, Flask, REST, GraphQL), SQL, AI-enabled apps (LLMs, RAG), cloud (AWS), MLOps/CI/CD, and a Secret clearance; Bachelor's in CS/SE/Data Science.
Python, TypeScript, Java, FastAPI, Flask, REST, GraphQL, SQL, AWS, Kafka, NATS, RabbitMQ, CI/CD, LLMs, RAG, MLOps, RMF, STIG
2w
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Full Stack Developer
Florida or Herndon or Texas or Virtual
RemoteFull Time
Experience building full-stack systems with Python/FastAPI, JavaScript/TypeScript and React, REST APIs, PostgreSQL, Docker, Git; bachelor\u0002s degree in a technical field required.
FastAPI, Kafka, PostgreSQL, Docker, React, TypeScript, WebSockets, Mapbox, REST APIs, MongoDB, OpenSearch/Elastic, js, Tailwind CSS, shadcn/ui, OAuth, JWT, Keycloak, Auth0, Git, GitHub, Jira, Confluence, GitHub Actions, ArgoCD, Kubernetes
3w
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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
3w
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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
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