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
1w
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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
1w
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AI Engineer
McLean or Melbourne
$78k-$176k/yr OnsiteFull Time
6+ YOE6+ years experience in software or systems roles, strong Python skills, AI/ML and LLM experience, prompt engineering, RAG pipelines, ability to obtain Public Trust, bachelor’s degree in STEM.
Python, Git, Github, LangChain, LlamaIndex, Semantic Kernel, LangGraph, pgvector, Azure AI Search, FAISS, SQL, Microsoft SQL Server, Azure, Azure ML/AI Foundry
1w
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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
1w
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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
1w
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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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Senior Software Engineer (AI/ML)
Patrick Space Force Base or Arlington
OnsiteFull Time
8+ YOEU.S. citizen with active DoW clearance and TS/SCI eligibility; 8+ years software development experience; Python, containerized microservices, relational databases, LLM/RAG and MLOps experience; bachelor's degree preferred.
Python, Google Cloud Platform (GCP), Google Apigee, RESTful APIs, OAuth2, JWT, LDAP, SAML, LLM, RAG
1w
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AI/ML Engineer
McLean or Melbourne
$99k-$225k/yr OnsiteFull Time
8+ YOE8+ years technical experience, Bachelor's in CS/IT/STEM, experience with AI/ML and LLMs, prompt engineering, RAG, Python and Git, ability to obtain Public Trust suitability.
Python, Git, GitHub, LangChain, LlamaIndex, Semantic Kernel, LangGraph, Jira, Confluence, Microsoft Azure, Azure OpenAI, Azure ML
2w
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Software Development Engineer
Seattle or Brevard County or Denver
$151k-$231k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
3+ YOEBachelor's in CS/EE/CE/aeronautics +6 yrs (or MS/PhD +3 yrs); experience in safety-critical and embedded systems software; writing requirements (Jama), activity tracking (Jira); familiarity with generative AI for development.
Jama, Jira, Generative AI tools, C, C++, Rust, cFS
2w
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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
2w
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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
3w
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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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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)
1mo
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Senior Full-Stack Software Engineer – Supply Chain & Operations
Seattle or Space Coast or Huntsville
$198k-$277k/yr HybridFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
7+ YOE7+ years software development; Bachelor's in CS/Software Eng; strong cloud and AI tooling; leadership/PM skills.
Java, Python, Typescript, React, Angular, AWS, Azure, Google Cloud, CI/CD, Monitoring
2mo
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Software Architect
Melbourne, Florida, United States
$154k-$163k/yr HybridFull Time
10+ YOE10+ years software engineering with 5+ years in senior technical leadership; design/deliver production systems; API-first integrations; DevOps; security; RPA governance; ServiceNow platform; AI adoption.
REST, GraphQL, CI/CD, Infrastructure as Code, ServiceNow, RPA, Kubernetes
1w
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Sr Test Engineer - Cape Canaveral Florida
Cape Canaveral, Florida, United States
$86k-$93k/yr OnsiteFull Time
2+ YOE2+ years engineering or technical support experience, Bachelor’s in Engineering or equivalent, Secret clearance, ability to troubleshoot hardware/software, interpret engineering drawings, and support field testing.
Linux, Windows, Artificial Intelligence (AI)
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
5d
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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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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
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