24 fastapi developer jobs at 17 companies in Aberdeen, MD

2d
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Software Engineer Level 5
Annapolis Junction, Maryland, United States
OnsiteFull Time
Base-2 Solutions
Base-2 Solutions: Delivers engineering and technology services for national security.
Active Top Secret/SCI with CI Polygraph; backend development, data engineering, API development; experience with Python, FastAPI, PostgreSQL, and Elasticsearch.
Python, FastAPI, PostgreSQL, Elasticsearch
3mo
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Software Engineer - Python
Annapolis Junction, Maryland, United States
OnsiteFull Time
Interclypse
Interclypse: Provides software engineering and cybersecurity solutions for government agencies.
Develop Python/FastAPI middleware; build pipelines; implement REST API; ensure testing; participate in Agile sprints; documentation.
Python, FastAPI, REST API, Git, Agile, DevSecOps, Axway, Windows NAS, SQL, UAT
3w
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Lead Software Engineer
Wilmington, Delaware, United States
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience; building high-volume, low-latency transactional systems; microservices with Java/Spring Boot and Python (FastAPI/Flask); AWS services experience; SQL/RDBMS proficiency; agile/SCRUM and experience with AI-assisted development tools.
Java, Python, Spring Boot, FastAPI, Flask, S3, DynamoDB, ECS, EKS, RDS, Lambda, ALB, NLB, GitHub Copilot, Claude, Splunk, Dynatrace, Grafana, RDBMS, SQL, JDBC, Databricks
1mo
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AI Lead Developer
Exton, Pennsylvania, United States
OnsiteFull Time
SID Global Solutions
SID Global Solutions: Provides AI-driven digital transformation and cloud infrastructure services.
10+ YOE10+ years software engineering (4+ years in AI/GenAI), strong Python with FastAPI/Flask, experience with LangChain/LangGraph/AutoGen/ADK/MCP, RAG and vector DBs, cloud (AWS/Microsoft Azure/GCP), Docker/Kubernetes, Redis, Kafka, and AI productionization.
ADK, AutoGen, Chroma, Claude, Docker, FAISS, FastAPI, Flask, GCP, Gemini, Hugging Face, Kafka, LangChain, LangGraph, MCP (Model Context Protocol), Microsoft Azure, Microsoft Azure AI Search, Microsoft Azure OpenAI, OpenAI, Pinecone, Python, Redis, Spark, Weaviate, CI/CD, AWS
2mo
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Cloud Software Engineer
Fort Meade or Annapolis Junction
$175k-$200k/yr OnsiteFull Time
CTC Group
CTC Group: Provides specialized engineering and technical services to defense agencies.
7+ YOEActive TS/SCI with polygraph; STEM degree or equivalent; 7+ years SWE experience; Python, FastAPI, JavaScript, REST, MongoDB, Elasticsearch, Docker/Docker Compose; GitLab/Jira; frontend/backend fluency; knowledge of Golang, Protobuf, React, SASS/LESS, Leaflet, Kubernetes is desirable.
Python, FastAPI, JavaScript, JSON, CSS, REST, MongoDB, Elasticsearch, Docker, Docker Compose, GitLab, Jira, React, Protobuf, Kubernetes, SASS/LESS, Leaflet
1mo
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Software Test Automation and QA Developer, Senior
Laurel or Columbia
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
4+ YOE4+ years Python/Linux development; 3+ years software testing/automation; Java/JSON/VS Code; Docker/Podman; frameworks/tools like Git, FastAPI, ReST, Pydantic; CS or Engineering degree with 5+ years software experience or 10+ years in lieu of degree; TS/SCI with poly.
Python, Java, JSON, VS Code, Docker, Podman, Git, FastAPI, ReST, Pydantic, Linux
2mo
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Senior AI/ML Software Engineer
Annapolis Junction, Maryland, United States
$146k-$234k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
12+ YOEBS with 12+ years, MS with 10+ years, or PhD with 7+ years in AI/ML; agentic systems; Python; workflows; LLM APIs; FastAPI/React; US Citizenship.
FastAPI, Python, React, Docker, PostgreSQL, LangChain, LangGraph, DeepAgents, OpenTelemetry, Ollama, OpenAI, Anthropic, AWS Bedrock
2mo
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Senior AI/ML Software Engineer
Annapolis Junction or Herndon or Reston
$146k-$234k/yr HybridFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
12+ YOEBS with 12+ years, MS with 10+ years, or PhD with 7+ years in AI/ML; hands-on agentic systems; strong Python 3.12+; workflow orchestration; LLM APIs; full-stack (FastAPI/React); observability; pre-commit; US citizenship.
Python, LangChain, LangGraph, DeepAgents, Airflow, Prefect, Celery, OpenAI API, Anthropic Claude, AWS Bedrock, Ollama, FastAPI, React, Docker, PostgreSQL
1mo
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Software Test Automation and QA Developer, Senior
Laurel, Maryland, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
4+ YOE4+ years in Python/Linux; 3+ years automated testing; Java, JSON, VS Code; Docker/Podman; Git, Pydantic, FastAPI, ReST; version-control in pipelines; TS/SCI with poly; BS in CS/Engineering +5 years or 10+ years without degree.
Python, Linux, Java, JSON, VS Code, Docker, Podman, Git, Pydantic, FastAPI, ReST
1w
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Front End Software Engineer
Fort Meade, Maryland, United States
$70k-$190k/yr OnsiteFull Time
Belay Technologies
Belay Technologies: Provides specialized technology and engineering services to the DoD.
3+ YOEFront-end UI development with JavaScript/TypeScript, HTML/CSS, UI frameworks (React/Angular), familiarity with relational databases, Docker, Git, Linux; TS/SCI with polygraph and 3 years technical experience or B.S. in technical discipline required.
JavaScript, TypeScript, HTML, CSS, React, Angular, Postgres, SQLite, MySQL, Docker, Git, Linux, Elasticsearch, MongoDB, Java, Python, Bash, Powershell, Vue, FastApi, Spring Boot, GitlabCI, CI/CD, k8s, ansible, AWS
1mo
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GenAI Python Systems Engineer –Senior Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$124k-$280k/yr HybridFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
8+ YOESenior Manager level with 8+ years of experience; proficient in Python, SQL, FastAPI; cloud certifications a plus; willing to travel up to 80%; Bachelor's degree required.
Python, SQL, FastAPI, Cloud Platforms, LLM techniques, Data Warehousing, Data Lakes, IAM
4w
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Gen AI Engineer
Atlanta or Richmond or Lake Mary or Nashville or Indianapolis or Wilmington or Mason or Grand Prairie or Norfolk or United States
HybridFull Time
Elevance Health
Elevance HealthNYSE: ELV: Provides health insurance plans and integrated healthcare services.
4+ YOEBachelor's in a quantitative field (or equivalent) and 4+ years experience; advanced Python and SQL; hands-on experience with LLM/GenAI, NLP, Hugging Face, TensorFlow, Keras, PyTorch, Spark; cloud (GCP/AWS) and MLOps/model deployment experience.
Python, SQL, Hugging Face, TensorFlow, Keras, PyTorch, Spark, GCP, AWS, vLLM, Text Generation Inference, FastAPI, GPTQ, AWQ, bitsandbytes, AWS EKS, AWS ECS, GCP GKE, Azure AKS
6d
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Junior Software Engineer (Frontend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
3+ YOEActive TS/SCI with Poly clearance; 3+ years software engineering with a Bachelor’s in a technical discipline (or 7+ years experience); strong JavaScript/TypeScript, HTML, CSS; React/Angular; relational DBs; Docker, Git, Linux.
JavaScript, TypeScript, HTML, CSS, React, Angular, PostgreSQL, SQLite, MySQL, Docker, Git, Linux, FastAPI, Spring Boot, Vue.js, Java, Python, Bash, PowerShell, Elasticsearch, MongoDB, GitLab CI, Kubernetes, Ansible, AWS
1mo
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Developer II (International Health)
Baltimore, Maryland, United States
$54k-$94k/yr HybridFull Time
Johns Hopkins University
Johns Hopkins University: A private research university providing higher education and clinical healthcare.
1+ YOEBachelor's degree and 1+ year related experience; full-stack development and relational database fluency; experience with Python frameworks, SQL databases, API and front-end technologies; ability to travel internationally 10–20%.
Python, Django, DjangoORM, Django Ninja API, FastAPI, PostGresQL, MySQL, Microsoft SQL, SQL, React, JavaScript, HTML, CSS, DigitalOcean, AWS, Azure, Open Data Kit (ODK), R, Stata, JIRA
2mo
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Machine Learning Application Engineer
College Park, Maryland, United States
$80k-$110k/yr OnsiteFull Time
University of Maryland
University of Maryland: Public research university providing undergraduate and graduate degree programs.
Bachelor's degree in CS/Engineering or related field; 2+ years experience; ML/NLP/vision skills; PyTorch/scikit-learn; CI/CD; ability to obtain security clearance.
PyTorch, scikit-learn, SciPy, Docker, FastAPI, React, PostgreSQL, MongoDB, ElasticSearch, pgvector, Git CI/CD, Docker-based deployment
3w
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AI & Decision Engineer
Laurel, Maryland, United States
$100k-$245k/yr HybridFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
Bachelor's in CS/CE/EE/Applied Math/Data Science, experience building production or prototype LLM/generative-model applications, proficiency in Python and a modern web/backend framework, relational DB experience, hands-on with RAG/LLM agents/vector DBs, strong communication, active Secret clearance and U.S. citizenship required.
Python, FastAPI, Flask, Django, PostgreSQL, SQL, Retrieval-Augmented Generation (RAG), Qdrant, ChromaDB, Hugging Face Transformers, Hugging Face TRL, TRL, LangChain, Llama, Mistral, AWS, SageMaker, Prefect, MLflow, React, GPT-4
2mo
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Principal Full Stack Software Engineer
Laurel, Maryland, United States
$200k-$280k/yr OnsiteFull Time
GliaCell Technologies
GliaCell Technologies: Software and systems engineering for the intelligence community.
12+ YOEActive or reinstateable TS/SCI with Polygraph; US citizenship; 12 years experience or 4 additional years with BS; strong Python, JavaScript/TypeScript React; Linux; big data; able to work with customers.
Python, JavaScript, TypeScript, React, AWS, FastAPI, Angular, Spring Boot, Pandas, Spark, DuckDB, Polars, Linux
3mo
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Systems Engineer
Annapolis Junction or Hanover
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
7+ YOEExperienced Systems Engineer; DoD-focused; TS/SCI with poly; Bachelor's in a related field; 7+ years (Level 1) or 20+ years (Level 2); US citizenship.
Bash, Python, Ansible, GitLab, Jenkins, Kubernetes, Docker, Podman, Helm, Apache Airflow, Apache Spark, React, FastAPI, MongoDB, PostgreSQL, RabbitMQ, Kafka, Parquet, JSON, CSV, XML, NiFi, DoDAF, SOA, CI/CD
1mo
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Computer Scientist (Job #718)
Aberdeen, Maryland, United States
OnsiteFull Time
Defense Acquisition Support Services
Defense Acquisition Support Services: Provides systems engineering and technical assistance to defense agencies.
8+ YOEActive DoD security clearance, Bachelors in CS/CE/Data Science, 8+ years experience, prior military or DoD program experience, DevSecOps familiarity, strong software development and integration skills.
React, React Native, HTML, JavaScript, TypeScript, eCharts, D3, PowerBI, Python, FastAPI, SQL, SQLite, Vantage, Foundry
3w
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AI Solutions Architect
Kennett Square or Pennsylvania
HybridFull Time
Chatham Financial
Chatham Financial: An independent capital markets advisor delivering integrated advice and technology to help clients manage financial risk.
5+ YOEBachelor's in CS/IS/Engineering or equivalent, 5+ years in solutions/enterprise architecture, experience with Azure cloud services, Python, C#/.NET, TypeScript/React, OAuth2/OIDC, LLM integration patterns, CI/CD (GitHub Actions), and strong communication.
Onyx, Python, FastAPI, Azure, App Service, Functions, Cosmos DB, Blob Storage, C#, .NET, PostgreSQL, TypeScript, React, OAuth 2.0, OpenID Connect (OIDC), GitHub Actions, CI/CD, large language model (LLM)