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Staff Full Stack Engineer
Pittsburgh, Pennsylvania, United States
OnsiteFull Time
8+ YOE8+ years building production software; deep hands-on experience with Python, Go, Node.js, PostgreSQL, Kubernetes on Azure, APIs/integrations, CI/CD, observability, and customer-facing technical collaboration.
Python, Go, Node.js, PostgreSQL, Kubernetes, Azure, REST, protobuf, OAuth, SFTP, IPSec, Claude
2mo
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Full Stack Engineer, Staff / Interim Secret / Onsite: CO or PA
King of Prussia or Littleton
$114k-$201k/yr OnsiteFull Time
Interim Secret clearance required prior to start and ability to obtain Top Secret; experience in systems architecture/engineering or full stack engineering, cross-domain/multi-level secure systems, infrastructure/integration, cloud/container/virtualization (OpenShift, Hyper-V, VMware), documentation and root cause analysis; US citizenship required.
OpenShift, Microsoft Hyper-V, VMware, Windows, Linux
2mo
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Staff Software Engineer (Pittsburgh)
Pittsburgh, Pennsylvania, United States
$210k-$260k/yr HybridFull Time
Full-time, senior full-stack engineer with solid frontend and backend experience; proficient in TypeScript/JavaScript, frontend frameworks (React, Vue, or Svelte), and backend APIs; familiar with MongoDB and cloud deployments.
TypeScript, JavaScript, Svelte, React, Vue, Node.js, FastAPI, MongoDB, Cloud Platforms
1mo
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Staff AI Research Engineer
New York or Pittsburgh
$221k-$331k/yr OnsiteFull Time
Proven AI research engineering experience across LLMs, bandits, and ML stack (feature engineering, training, fine-tuning, RL, evaluation, deployment, monitoring); leadership and mentoring experience; advanced degree or equivalent experience.
LLMs, bandit models, large-scale neural network models
1mo
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Staff AI Research Engineer
New York City or Pittsburgh
$221k-$331k/yr OnsiteFull Time
Proven AI/ML research engineering experience with LLMs and bandit models; experience across ML stack including feature engineering, training/fine-tuning, reinforcement learning, deployment, monitoring; leadership and mentoring experience; advanced degree or equivalent.
2mo
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Staff Software Engineer - Level 4
King of Prussia, Pennsylvania, United States
$114k-$227k/yr OnsiteFull Time
US citizen able to obtain TS/SCI clearance; recent full‑stack development experience with JavaScript/Node.js/Java and JS libraries; CI/CD, containerization, cloud, Agile, testing familiarity; bachelor’s degree or equivalent.
GitLab, Kubernetes, Docker, Rancher, JavaScript, Node.js, Java, Lit, React, Angular, Git, Git Bash, Helm, AWS, Azure, OpenStack, OpenShift, Jira, Confluence, Spring Boot, Quarkus, HTML, CSS, Playwright, Cucumber, PostgreSQL, MySQL