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
PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
2mo
Save
Mark Applied
Hide
Sr. Python Engineer, Agentic AI
Washington, District of Columbia, United States
$168k-$252k/yr HybridFull Time
7+ YOESenior backend engineer with Python experience, AI/agentic workflows, scalable systems, observability, and mentorship.
Python, FastAPI, Asyncio, LLMs, APIs, Microservices, Distributed Systems
3w
Save
Mark Applied
Hide
Python Developer
Chantilly, Virginia, United States
$104k-$218k/yr OnsiteFull Time
Active TS/SCI with Poly required; DoD 8570 IAT Level II (e.g., Security+ CE); Bachelor’s in CS/IT or related required; proficiency with Python, Git, SQL/PostgreSQL, AWS; experience with microservices, REST APIs, CI/CD, Docker, and AI-assisted development.
Python, Git, PostgreSQL, MySQL, SQL, AWS, Docker, CI/CD, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG)
3mo
Save
Mark Applied
Hide
Python - Senior Developers - AI Training - Washington DC, USA
Washington or United States
$50/hr RemoteContract
BSc+ in CS or related, senior-level Python development experience, ability to solve LeetCode Medium–Hard, expertise with GIL, decorators, generators, asyncio, and modern Pythonic standards; pass a short technical assessment.
Python 3.x, Django, FastAPI, Flask, pytest, unittest, coverage.py, tox, asyncio, GraphQL, RESTful APIs, LeetCode
1w
Save
Mark Applied
Hide
Principal AI Engineer (Agentic AI)
Vienna, Virginia, United States
HybridFull Time
7+ YOEBachelor's or equivalent,7+ years in AI,expertise in generative AI/agentic patterns,Azure AI,Databricks,vector stores,Python,secure AI controls,and operationalizing Responsible AI.
Azure AI Foundry, Databricks, GitHub Copilot, Python
2mo
Save
Mark Applied
Hide
GenAI Python Systems Engineer-Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Rochester 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 Albany or Stamford or Tampa or Atlanta or Toledo or Houston or Irvine or Jacksonville or Kansas City or Los Angeles or Louisville or Fayetteville or Melville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or Los Angeles or New York or Portland or Philadelphia or San Antonio or Denver or Des Moines or Indianapolis or Irvine or Fresno or Hartford or Tampa or Miami or San Francisco or Washington or New York or Portland or Philadelphia or Phoenix or Pittsburgh or Seattle or Denver or Portland or New York
$99k-$232k/yr OnsiteFull Time
5+ YOE5 years of experience in data, analytics, and AI; proficient in Python and SQL; Docker experience; cloud (AWS/Azure/GCP); AI/LLM techniques; prompt engineering; DevOps with cloud services; travel up to 80%
Python, SQL, Docker, AWS, Azure, GCP, Terraform, CloudFormation
1mo
Save
Mark Applied
Hide
AI Engineer - AI/ML
Minnetonka or Minneapolis or Washington or United States
$99k-$176k/yr HybridFull Time
5+ YOEBachelor's in CS/IT; 5+ years AI/ML experience (prompt engineering, RAG, agentic AI); 5+ years with Python, PySpark, T-SQL/SQL and big data; 2+ years statistics/data modeling; 1+ year Generative AI frameworks; CI/CD, cloud, and LLM security experience.
GPT, Gemini, LLaMA, LangChain, LangGraph, Sci-kit Learn, Pandas, Flask, Python, PySpark, T-SQL, SQL, Hadoop, Spark, HuggingFace, OpenAI APIs, AWS Bedrock, SageMaker, Bedrock, Google Vertex AI, Vertex AI, Azure, Databricks, ML Studio, Microsoft ML Studio, Microsoft Data Factory, Microsoft Data Lake, Delta Tables, Snowflake, Kafka, TensorFlow, MLFlow, Docker, GitHub, Git, GitHub Actions, Hugging Face
2mo
Save
Mark Applied
Hide
AI Engineer
Fort Belvoir or Reston
$99k-$225k/yr HybridFull Time
Python ML engineering, AI systems, LLMs, data pipelines, MLOps, TS/SCI clearance
Python, LangChain, LlamaIndex, vLLM, TGI, Elasticsearch, LanceDB, pgvector, Retrieval-Augmented Generation, Kafka, Docker, Kubernetes, AWS, Azure, GCP, Docker and Kubernetes, ELK Stack
3d
Save
Mark Applied
Hide
AI Engineer
Tysons or United States
$130k-$216k/yr RemoteFull Time
5+ YOE5+ years experience building production AI systems including LLM/RAG, Python, cloud AI platforms, Docker/Kubernetes, CI/CD and MLOps, vector DBs, AI governance, and enterprise data integration.
Docker, Kubernetes, AKS, EKS, GKE, Python, APIs, Azure AI, AWS Bedrock, SageMaker, GCP Vertex AI, Helm, CI/CD, MLOps, GPU
3mo
Save
Mark Applied
Hide
AI Engineer - AI+CryoET
Ashburn, Virginia, United States
OnsiteFull Time
3+ YOEExperience building AI/ML models for 3D imaging, especially cryoET or similar volumetric data; strong Python, PyTorch/JAX skills; collaboration across multidisciplinary teams.
Python, PyTorch, JAX, OpenMM
1mo
Save
Mark Applied
Hide
Senior AI Developer
Washington, District of Columbia, United States
RemoteFull Time
5+ YOEBachelor's in CS or related; 5+ years software development experience including 2+ years building enterprise AI/Generative AI; experience with Python, C#, JavaScript/TypeScript, SQL, REST APIs, cloud platforms, LLMs, RAG, vector DBs, prompt engineering, Agile, and secure development; ability to obtain Public Trust.
Python, C#, JavaScript, TypeScript, SQL, REST APIs, Azure, AWS, GCP, LLMs, RAG, vector databases, OCR, MLOps, prompt engineering, AI agents, microservices, NIST AI Risk Management Framework (AI RMF), FISMA, FedRAMP, Section 508, Privacy Act
1mo
Save
Mark Applied
Hide
AI Developer
McLean, Virginia, United States
$100k-$130k/yr HybridFull Time
3+ YOE3+ years developing AI/ML and LLM-based solutions with Python and Azure AI services; experience building APIs, data pipelines, and integrating AI into enterprise systems; US citizenship or permanent residency for Public Trust clearance; Bachelor's degree in STEM.
Python, Azure OpenAI Service, Azure AI Studio, Azure AI Search, Cognitive Services, OpenAI APIs, LangChain, Llama Index, Hugging Face, FastAPI, Flask, Pandas, NumPy, .NET, C#, Azure DevOps, Appian, UiPath, Pega, Blob Storage, Data Lake
2mo
Save
Mark Applied
Hide
AI Architect
Tysons Corner, Virginia, United States
HybridFull Time
10+ YOE10+ years in systems architecture, software engineering, and AI implementation; hands-on AI/ML, Python/JS; strong in distributed systems, APIs, data modeling; experience with integrations and cross-functional teams.
Python, JavaScript/TypeScript, APIs, SaaS
2mo
Save
Mark Applied
Hide
Lead AI Engineer
New York or McLean or San Jose
OnsiteFull Time
4+ YOEBS/MS in CS/AI/EE; 2-4+ yrs ML/AI dev; Python/Go/Scala/Java; cloud AI deployment; strong problem solving.
Python, Go, Scala, Java, AWS, Huggingface, PyTorch, Nemo Guardrails, VectorDBs
2w
Save
Mark Applied
Hide
Senior AI Developer
McLean, Virginia, United States
$140k-$180k/yr HybridFull Time
5+ YOE5+ years software engineering experience with AI/ML, expertise in GenAI, RAG, MLOps/LLMOps, Python and modern AI frameworks, cloud platforms, containerization, and responsible AI practices.
GenAI, MLOps, RAG, AutoML, LLMOps, Python, PyTorch, TensorFlow, Hugging Face Transformers, LangChain, LlamaIndex, AWS, Azure, GCP, Docker, Kubernetes, CI/CD
2mo
Save
Mark Applied
Hide
AI Engineer
Fort Belvoir, Virginia, United States
$99k-$225k/yr OnsiteFull Time
Experience in software/ML engineering, AI systems, Python; production ML pipelines; LLMs; MLOps; TS/SCI clearance; Bachelor's degree.
Python, LangChain, LlamaIndex, vLLM, TGI, Embeddings, LanceDB, pgvector, Elasticsearch
2mo
Save
Mark Applied
Hide
AI Engineer
Washington, District of Columbia, United States
$130k-$150k/yr RemoteFull Time
5+ YOE5+ years software engineering; experience shipping AI features; agentic systems; MCP; Python; LLM providers; RAG; SQL; cloud.
Python, FastAPI, Flask, OpenAI, Anthropic, Bedrock, Azure OpenAI, MCP, LangGraph, CrewAI, LangSmith, Langfuse, Arize, Ollama, vLLM
2w
Save
Mark Applied
Hide
Senior AI Developer
McLean, Virginia, United States
OnsiteFull Time
5+ YOE5+ years software engineering experience with 2+ years in AI/ML; strong Python and modern AI framework skills; experience with cloud, containers, RAG/embeddings, model deployment, and responsible AI practices.
Python, PyTorch, TensorFlow, Hugging Face Transformers, LangChain, LlamaIndex, Docker, Kubernetes, AWS, Azure, GCP, CI/CD
2w
Save
Mark Applied
Hide
Senior AI Developer
McLean, Virginia, United States
$140k-$190k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience with 2+ years focused on AI/ML or LLM development; strong Python and AI framework skills; experience with cloud platforms, containers, orchestration, RAG, embeddings, and production-grade AI systems.
Python, PyTorch, TensorFlow, Hugging Face Transformers, LangChain, LlamaIndex, AWS, Azure, GCP, Docker, Kubernetes, Microsoft Excel
1mo
Save
Mark Applied
Hide
AI Methodologist
Fairfax, Virginia, United States
OnsiteFull Time
15+ YOEActive TS/SCI with CI/FS poly and Lifestyle poly; 15+ years intel analysis; AI/ML experience; Python/HTML coding; NGA tools and GEOINT workflows; DoD/IC environment; evaluate commercial AI tech; strong writing and briefing skills; training capability.
Python, HTML, NGA tools
2mo
Save
Mark Applied
Hide
Associate, AI Engineer
Denver or Stamford or Washington or Tampa or Atlanta or Chicago or Boston or Charlotte or Short Hills or Philadelphia or Providence or Dallas or Houston
OnsiteFull Time
1+ YOE1+ year experience in AI/ML, data science, software engineering, or cloud; bachelor’s in CS/data/engineering; proficiency in Python and cloud AI platforms; strong analytical and communication skills.
Azure AI, AWS AI, Bedrock, Google Cloud Vertex AI, Python