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52 fastapi developer jobs at 32 companies in Maryland

3w
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ETL Developer
Maryland, United States
OnsiteFull Time
Infinite Computer Solutions
Infinite Computer Solutions: Global provider of digital engineering and IT services.
5+ YOEBachelor's degree and 5+ years in data engineering or ETL development. Requires advanced Python, PySpark, and SQL, FastAPI, cloud platforms, databases, REST APIs, and data pipeline experience.
Python, PySpark, Apache Spark, SQL, MongoDB, Elasticsearch, Snowflake, Microsoft SQL Server, FastAPI, OpenAPI, Swagger, OAuth2, JWT, AWS, Amazon S3, Google Cloud Platform (GCP), Google Cloud Storage (GCS), CI/CD
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Full Stack Developer
Fort Meade or Columbia
$150k-$190k/yr OnsiteFull Time
Visionist
Visionist: Employee-owned defense contractor providing software, analytics, and UX services for national-security missions.
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
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1d
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Software Engineer Level 5
Elkridge, Maryland, United States
OnsiteFull Time
Base-2 Solutions
Base-2 Solutions: Federal technology provider supporting national security and intelligence missions.
10+ YOEActive TS/SCI with CI polygraph and extensive experience in backend development, data engineering, APIs, Python, FastAPI, PostgreSQL, Elasticsearch, and high-volume mission-critical systems.
Python, FastAPI, PostgreSQL, Elasticsearch, SQL
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1mo
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Full Stack Developer
Suitland, Maryland, United States
HybridFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Public U.S. defense technology providing AI-powered decision-intelligence software and services to government and commercial customers.
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
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4w
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Sr Software Engineer - Columbia, MD
Columbia, Maryland, United States
$129k-$229k/yr HybridFull Time
IAMUS Consulting
IAMUS Consulting: Women-owned cybersecurity consulting firm delivering cyber and custom IT solutions to federal, defense, intelligence, and commercial customers.
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
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Senior Backend Software Engineer
Arkansas or California or Colorado or District of Columbia or Florida or Illinois or Massachusetts or Maryland or Maine or Michigan or New Jersey or Ohio or Pennsylvania or South Carolina or Texas or Utah or Virginia or Washington
$165k-$195k/yr RemoteFull Time
SITE Technologies
SITE Technologies: AI-powered facility intelligence platform helps commercial, industrial, and retail property owners assess assets and plan maintenance.
5+ YOE5+ years backend development experience with Python and FastAPI, strong backend architecture, relational modeling, AWS services, Docker, CI/CD, and cross-team communication.
Python, FastAPI, PostgreSQL, SQLAlchemy, Alembic, Flyway, AWS, ECS, Lambda, RDS, S3, IAM, Docker, Git, CI/CD, GitHub Actions, AWS CodePipeline, Claude Code, Cursor, Terraform, Terragrunt, Datadog, Sentry, LangGraph, Claude Code SDK, Amazon Bedrock
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AI Developer / Full Stack Developer Associate
Bethesda, Maryland, United States
$90k-$110k/yr HybridContract
LCG, Inc.
LCG, Inc.: Private technology consulting firm providing IT, grants management, cybersecurity, and digital transformation services to U.S. federal agencies.
2+ YOE2+ years applying AI/ML and Azure (including Azure OpenAI); strong Python, FastAPI, and React experience; experience with RAG, vector DBs, SQL/NoSQL, GitHub, Power Automate, and Power BI; bachelor\u0002s degree required.
Azure OpenAI, Azure, Azure Storage, Python, React, FastAPI, SQL, NoSQL, vector databases, LLMs, RAG, GitHub, Power Automate, Power BI
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4w
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Backend Data Engineer
Massachusetts or California or Maryland or Texas or Virginia or Dubai or Bosnia And Herzegovina or Croatia or Serbia or Belgrade or Sarajevo or Tuzla or Washington
HybridFull Time
Ruya AI
Ruya AI: Venture-backed defense-technology building AI-native intelligence software for sovereign institutions and affiliated organizations.
Production experience with Python, FastAPI, TypeScript, Express, PostgreSQL, OAuth/OIDC, JWT, authorization, service contracts, testing, observability, and distributed-system reliability.
Python, FastAPI, TypeScript, Express, PostgreSQL, OIDC, JWT, Sentry, Langfuse, Pydantic, asyncio, Snowflake, ClickHouse, NetworkX, Temporal, GCP, AWS, REST APIs, SSE, WebSocket
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3w
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Senior AI Integration Developer
Red Bank or Basking Ridge or Silver Spring
$112k-$179k/yr OnsiteFull Time
Peraton Labs
Peraton Labs: Private applied research organization developing cybersecurity, communications, electronic-warfare, mobility, and analytics technologies for government and commercial customers.
8+ YOERequires 8 years' experience with a bachelor's, 6 with a master's, or 3+ with a PhD; Python, FastAPI, Docker, TypeScript/Node.js, React, Git, MCP, and local model experience; U.S. citizenship and Secret clearance eligibility.
Ollama, llama.cpp, Model Context Protocol (MCP), Python, FastAPI, Docker, TypeScript, Node.js, React, Git, CI/CD, LangChain, LangGraph, FastMCP, RAG, PostgreSQL
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1mo
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Full Stack Developer
Suitland, Maryland, United States
$142k-$175k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNew York Stock Exchange: ACN: Technology and management consulting for U.S. federal agencies.
5+ YOEActive TS/SCI clearance, 5+ years full-stack experience with Python (Django/FastAPI), modern frontend (React/Next/Vue), PostgreSQL, AWS, Terraform, Keycloak/OIDC/SAML, GitLab CI/CD, DevSecOps tools, and experience in secure/STIG/FIPS environments.
Django, FastAPI, Python 3.12+, React, Next.js, Vue.js, PostgreSQL, AWS, Terraform, Keycloak, OIDC, SAML, CAC/PIV, GitLab, GitLab CI/CD, SAST, DAST, SCA, SBOM, AI-assisted development tooling, Kubernetes, EKS, Helm
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2mo
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Senior Software Engineer - Product
Yonkers or Washington or Colchester or Arizona or California or Connecticut or Illinois or Maryland or Massachusetts or Michigan or New Hampshire or New Jersey or New York or Texas or Vermont or Virginia or District of Columbia
$115k-$160k/yr RemoteFull Time
Consumer Reports
Consumer Reports: Independent nonprofit consumer organization providing product testing, journalism, ratings, research, and advocacy for consumers.
5+ YOE5+ years software engineering experience; proficiency with React, React Native, Python (FastAPI); experience building multi-platform apps, CI/CD, automated testing, observability; strong communication; bachelor’s degree preferred.
React, React Native, Python, FastAPI, AWS, Azure, Google Cloud Platform, CI/CD
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1w
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Automation Developer - Service Enablement
Lanham, Maryland, United States
OnsiteFull Time
AST SpaceMobile
AST SpaceMobileNASDAQ: ASTS: Building a space-based cellular broadband network.
4+ YOEBachelor's degree in a relevant computing field, 4+ years of automation development, strong Python skills, and experience with telecommunications, satellite, embedded, RF, CI, APIs, AI agents, and test systems.
Python, REST APIs, Git, Jenkins, GitLab CI, FastAPI, React, PostgreSQL, InfluxDB, AWS ECS/Fargate, Amazon S3, Microsoft SharePoint, Graph, Jira, SCPI/TCP, HTTP/XML, SNMP, SSH, Claude Code, Cursor, GitHub Copilot, Model Context Protocol (MCP)
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6d
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Staff Software Engineer: Growth Engineering
United States or Hawaii or California or New York City or Seattle or Washington or Texas or Connecticut or Illinois or Massachusetts or New Hampshire or New Jersey or Oregon or Rhode Island or Vermont or Alabama or Alaska or Arizona or Arkansas or Colorado or Delaware or Florida or Georgia or Idaho or Indiana or Iowa or Kansas or Kentucky or Louisiana or Maine or Maryland or Michigan or Minnesota or Mississippi or Missouri or Montana or Nebraska or Nevada or New Mexico or North Carolina or North Dakota or Ohio or Oklahoma or Pennsylvania or South Carolina or South Dakota or Tennessee or Utah or Virginia or West Virginia or Wisconsin or Wyoming
$137k-$203k/yr RemoteFull Time
ModernHEALTH
ModernHEALTH: Private workforce mental health platform providing employers’ employees and families with coaching, therapy, group support, and digital care.
8+ YOERequires 8+ years of software development experience, 2+ years of full-stack web development, and expertise with Python, JavaScript/TypeScript, React, React Native, APIs, databases, technical leadership, and mentoring.
Python, Django, Flask, FastAPI, aiohttp, GraphQL, REST, React, React Native, TypeScript, Redux, Vite, PostgreSQL, Redis, Docker, Amazon Web Services (AWS), ECS, RDS, CloudFront, SQL, bash, SSO SAML, OIDC, JWT, AI, LLM
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2w
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Software Engineer, Backend
New York City or San Francisco or California or Colorado or Florida or Idaho or Illinois or Maine or Maryland or Nevada or New Jersey or New York or North Carolina or North Dakota or Pennsylvania or Rhode Island or Tennessee or Texas or Virginia or Washington
$160k-$240k/yr OnsiteFull Time
Opto Investments
Opto Investments: Private-markets software platform helping wealth managers build, fundraise for, and manage investment programs.
6+ YOE6+ years of software development; proficiency in Python, REST APIs, SQL, TypeScript, React, AWS, distributed systems, testing, CI/CD, and AI/LLM applications.
TypeScript, React, Next.js, Python, FastAPI, REST, AWS Lambda, AWS, SQL, pytest, CI/CD, AI, LLMs
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2mo
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Software Developer
Potomac or Maryland
OnsiteFull Time
Kepora
Kepora: Woman-owned software engineering and IT consulting firm serving federal contractors with cloud, data science, and custom software.
U.S. citizen with active TS/SCI and full-scope polygraph; demonstrated experience with Python, ML frameworks (scikit-learn, SpaCy, TensorFlow, PyTorch, Keras), NLP, AWS, REST, SQL/Postgres, ICQL/Retrieval Ware, and strong analytical and debugging skills.
Python, scikit-learn, SpaCy, TensorFlow, PyTorch, Keras, AWS Services, REST, SQL, Postgres, ICQL, Retrieval Ware, Flask, FastAPI, Django, Prometheus, MLflow
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1mo
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Mid-Level Full Stack Developer
Suitland, Maryland, United States
$170k-$190k/yr HybridFull Time
NetServices
NetServices: Private IT consulting and technology-solutions provider serving U.S. intelligence, defense, and federal civilian agencies.
5+ YOEActive TS/SCI clearance, 5+ years development experience, strong Python/Django backend skills, React/Next.js frontend experience, PostgreSQL and AWS proficiency, Terraform and GitLab CI/CD experience, B.S. in STEM.
Python, Django, FastAPI, ASGI, Pydantic, React, Next.js, PostgreSQL, Amazon Aurora, AWS, EKS, Kubernetes, S3, IAM, VPC, KMS, Terraform, GitLab CI/CD, GitLab, Keycloak, OIDC, SAML, JWT, Helm
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1w
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Senior Full-Stack Developer - AI
Farmers Branch or Idaho or Arkansas or Texas or Georgia or Montana or Iowa or Wisconsin or Oregon or Washington or New York or District of Columbia or Connecticut or Nebraska or Rhode Island or Tennessee or Kentucky or Ohio or West Virginia or Maryland or Massachusetts or South Carolina or Missouri or Utah or Arizona or South Dakota or Pennsylvania or New Hampshire or Vermont or Minnesota or New Mexico or Michigan or California or Maine or North Dakota or Kansas or Indiana or New Jersey or Nevada or Louisiana or Mississippi or Oklahoma or Alabama or Virginia or Scottsdale or Illinois or North Carolina or Colorado or Florida or Wyoming or Delaware
$83k-$222k/yr HybridFull Time
CVS Health
CVS HealthNYSE: CVS: Diversified healthcare integrating retail, pharmacy, and insurance services.
7+ YOERequires 7+ years software development, 5+ years scalable microservices and REST APIs, 3+ years Python and messaging systems, 2+ years technical leadership, cloud, CI/CD, Git, containers, and orchestration experience.
Java, Spring Boot, React, REST APIs, JPA, Python, FastAPI, Flask, Kafka, RabbitMQ, ActiveMQ, AWS SQS/SNS, LangGraph, LangChain, GCP, GKE, Cloud Run, Cloud Build, IAM, Jenkins, GitHub Actions, Argo, GitHub, GitLab, Docker, Kubernetes, MongoDB Atlas, Claude, OpenAI, Gemini, Vertex AI
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2w
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Software Engineer III, AI Digital & Engineering Software
Gaithersburg or Rockville
$150k-$180k/yr HybridFull Time
X-energy
X-energyNasdaq Global Select Market: XE: Public U.S. nuclear technology designing advanced small modular reactors and manufacturing TRISO-X fuel for clean-energy customers.
5+ YOEBachelor's degree and typically five years of software engineering experience. Requires Git, GitLab, CI/CD, Jira, Confluence, AI-assisted development tools, and one specialization track.
Claude Code, React, TypeScript, Tailwind CSS, Vite, AWS Lambda, Amazon ECS, Amazon DynamoDB, WebSockets, REST APIs, AWS Bedrock, Amazon Neptune, LangChain, LangGraph, AWS Strands, DeepEval, Ragas, OpenLineage, AWS DataZone, EventBridge, AWS DMS, Kinesis, AWS Glue, API Gateway, Docker, GitLab CI/CD, Terraform, Amazon ECR, Amazon VPC, Amazon EC2, Application Load Balancer (ALB), Network Load Balancer (NLB), DocumentDB, OpenSearch, Redis, Aurora PostgreSQL, Datadog, CloudWatch, AWS Certificate Manager (ACM), Git, Jira, Confluence, Python, Node.js, Express, FastAPI, LlamaIndex, Arize Phoenix, S3, Apache Iceberg, Lake Formation, Athena, Delta Lake, Apache Hudi, Siemens Teamcenter, PTC Windchill, Dassault 3DEXPERIENCE, Aras Innovator, Siemens Polarion, IBM DOORS, DOORS Next, Jama Connect, Oracle Primavera P6, Procore, SAP ERP, Box, STEP, JT, IFC, ReqIF, SysML v2 XMI, QIF, DWG, RVT, SAML 2.0, OIDC, SCIM, AWS IAM Identity Center, Amazon Cognito, AWS GovCloud, Linux, macOS, Cameo Systems Modeler, Capella, Neo4j, Model Context Protocol (MCP)
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1mo
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Frontend Software Engineer — Secure Mission Systems
United States or Laurel
RemoteFull Time
Rackner
Rackner: Cloud-native engineering consultancy serving U.S. government and enterprise clients with DevSecOps, AI, cybersecurity, and software.
4+ YOE4+ years software development experience, proficiency with React and TypeScript, API integration, unit/integration testing, secure SDLC practices, Git, and a bachelor\u0002s in computer science or related field.
React, TypeScript, Cesium, CesiumJS, OpenShift, Kubernetes, GitLab, FastAPI, Flask, Python, Git
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Software Engineer
Bethesda, Maryland, United States
$120k-$235k/yr HybridFull Time
Absolute Business Solutions Corp
Absolute Business Solutions Corp: Delivering Technology Enabled Solutions to Continuously Advance Intelligence
4+ YOEBachelor's degree with 4–8 years or master's degree with 2–6 years of relevant experience; active TS/SCI clearance, polygraph eligibility, Python, Docker, Kubernetes, Linux, REST APIs, Git, CI/CD, and Agile experience required.
Python, FastAPI, Flask, Apache Kafka, Elasticsearch, Kubernetes, Docker, Linux, Bash, Git, GitLab, Jenkins, Amazon Web Services (AWS), Continuous Integration/Continuous Delivery (CI/CD), RESTful APIs, DGX (Deep GPU Xceleration)
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