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 Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Health AI Engineer
Jupiter, Florida, United States
HybridFull Time
3+ YOE3+ years software engineering with production LLM experience; Python preferred; experience with LLM integration, RAG pipelines, embeddings, vector DBs, AWS, SQL/NoSQL, and user-centered product iteration.
LLM, RAG, embeddings, vector databases, Python, C#, TypeScript, Node.js, AWS Lambda, AWS S3, AWS ECS, AWS SageMaker, AWS Step Functions, PostgreSQL, MySQL, MongoDB, DynamoDB, Redis, Terraform, CloudFormation, Docker, Kubernetes, CI/CD, SQL
3w
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Principal Software Engineer
St. Paul or Juno Beach or United States
$60-$80/hr OnsiteContract
9+ YOE9+ years software engineering experience, GCP experience (BigQuery/Dataflow/Dataproc), hands-on across backend/data/UI, experience with AI-assisted tools, strong stakeholder communication; must be authorized to work in the US.
GCP, BigQuery, Dataflow, Dataproc, Copilot, Cursor, CI/CD
3w
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Principal Software Engineer
St. Paul or Juno Beach
$60-$80/hr OnsiteContract
9+ YOE9+ years software engineering with architecture ownership, hands-on GCP (BigQuery/Dataflow/Dataproc), full-stack experience, familiarity with AI-assisted tools, ability to translate ambiguous business problems, and US work authorization without sponsorship.
GCP, BigQuery, Dataflow, Dataproc, Copilot, Cursor, CI/CD
3w
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Senior Software Engineer
Arlington or Woburn or Carlsbad or Aurora or Boston or Dayton or Melbourne
$140k-$170k/yr HybridFull Time
5+ YOEProven Java and Spring development experience, microservices and API design, containerized infrastructure (Docker/Kubernetes), experience with Kafka/NATS and GitLab, Python for AI/data integration, and ability to obtain Top Secret clearance.
Java, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
3w
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AI/CNO Engineer
Chantilly or Dulles or Melbourne or Tel Aviv
OnsiteFull Time
Experience deploying and managing LLMs in offline environments, cybersecurity or vulnerability research support, API/interface development, and strong systems integration skills; active TS/SCI clearance or ability to obtain polygraph.
Opus, Sonnet, MiniMax, Qwen
2w
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Software Engineer
Fairfax or Austin or Melbourne or Denver
$82k-$172k/yr HybridFull Time
5+ YOEU.S. citizen able to obtain DoD clearance, bachelor’s in STEM or equivalent, 5+ years software engineering experience, experience with distributed systems, CI/CD, DevSecOps, and AI-assisted development tools.
Claude Code, AI agents, CI/CD
2w
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Software Engineer
Fairfax or Austin or Melbourne or Denver
$99k-$207k/yr HybridFull Time
5+ YOEU.S. citizen with bachelor\u0002s degree in STEM and 5+ years software engineering experience; ability to obtain DoD clearance; experience with distributed systems, APIs, CI/CD, and AI-assisted development tools.
Claude Code, AI agents, CI/CD, DevSecOps
1mo
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Sr Principal Engineer Software
Melbourne, Florida, United States
$123k-$184k/yr OnsiteFull Time
8+ YOERequires Secret clearance, STEM degree with relevant years of experience (BSc+8 / MSc+6 / PhD+4), strong SDLC and Agile experience, proficiency in C/C++/Java, containers, microservices, Linux/Windows, cloud (Azure/AWS), virtualization and demo/CONOPS development.
O-RAN, Azure, AWS, Kubernetes, C, C++, Java, Linux, Windows, microservices, containers, AI/ML, Model-Based Systems Engineering (MBSE), COTS, Concept of Operations (CONOPS)
2w
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Software Engineer
Fairfax or Melbourne or Austin or Denver
$82k-$172k/yr HybridFull Time
5+ YOEU.S. citizen able to obtain DoD clearance, bachelor\u0002s in STEM or equivalent, 5+ years software engineering, experience with distributed systems, CI/CD, containerized deployments, and AI-assisted tools (Claude Code, AI agents).
Claude Code, AI agents, CI/CD, DevSecOps
2w
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Software Engineer
Fairfax or Melbourne or Austin or Denver
$99k-$207k/yr HybridFull Time
5+ YOEU.S. citizen able to obtain DoD clearance, Bachelor's in STEM (or equivalent), 5+ years software engineering, experience with distributed systems, CI/CD and DevSecOps, and use of AI-assisted tools like Claude Code.
Claude Code, AI agents, CI/CD
1mo
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Specialist, Application Developer (38077)
Melbourne or Rochester or Salt Lake City or Rockwall
$69k-$147k/yr OnsiteFull Time
4+ YOEBachelor's degree plus 4+ years (or Master's plus 2+, or 8+ years experience). Experience with AI/LLMs, data engineering, software development, APIs, and cloud platforms.
Python, Java, C#, JavaScript, Palantir Foundry, LLM, pandas, SQL, Git, LangChain, LangGraph, AutoGPT, CrewAI, React, Vue, REST APIs, vector databases, RAG
1mo
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Principal or Sr. Principal Engineer Software (DEE)
Melbourne, Florida, United States
$98k-$184k/yr OnsiteFull Time
5+ YOEU.S. citizens with ability to obtain/transfer Secret clearance; STEM degree plus 3–8+ years engineering experience depending on degree; backend and web app development, CI/CD, and experience with C, C++, C#, Java or Python.
AI/ML, Quantum computing, cloud, CI/CD, C, C++, C#, Java, Python, Cameo Enterprise Architecture, Systems Modeling Language (SysML), Atlassian
1mo
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Lead System Engineer
Orlando or Tampa or Lakeland or Melbourne or Daytona Beach or Las Vegas or Denver or Houston
$70-$75/hr RemoteFull Time, Contract
7+ YOE2+ Mgmt7+ years full‑stack development, 2+ years lead experience; hands‑on with Oracle/PL‑SQL, APIs/integrations, Microsoft Azure (.NET), Angular, Python; DevOps/CI/CD; experience with AI tools; strong client communication; must have work authorization not requiring sponsorship.
Oracle, PL/SQL, APIs, Microsoft Azure, .NET, Angular, Python, GitHub Copilot, Azure OpenAI, TestGPT, Docker, Kubernetes, CI/CD
1w
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Senior Specialist, Artificial Intelligence (40344)
Palm Bay, Florida, United States
OnsiteFull Time
3+ YOEBachelor's in CS or related, 3+ years technical experience, Palantir Foundry experience, Python or Java proficiency, and 1+ year production AI/LLM workflow experience.
Palantir Foundry, Codex, Microsoft Copilot, Python, Java, RAG, LangChain, LiteLLM, Semantic Kernel, Azure, AWS, GCP, Git
3w
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Tech Specialist
Juno Beach or Houston
$120k-$125k/yr OnsiteFull Time
8+ YOEBachelor's degree,8+ years experience; strong C#, MVC, ASP.NET Core, WPF, Web API, WCF, SQL Server, SSIS, LINQ; AI tool proficiency mandatory; CI/CD with GitHub, Postman; Agile experience with Jira/Confluence; AWS desirable.
C#, MVC, ASP.NET Core, WPF, Microsoft .NET 4.x, Web API, WCF, SQL Server, SSIS, LINQ, GitHub, Postman, Jira, Confluence, AWS, AI
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