Senior Software Engineer, AI/LLM jobs in United States
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Censys · 4 hours ago

Senior Software Engineer, AI/LLM

positionUnited States
timeFull-time
remoteRemote
senioritySenior Level
money$188K/yr - $225K/yr
date7+ years exp

Censys is a company focused on providing comprehensive and accurate Internet intelligence. They are seeking a highly experienced Senior Software Engineer to build AI-powered features and workflows for their platform, collaborating with various teams to enhance user experiences and streamline processes.

Cyber SecurityNetwork SecuritySecurity
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

Rapidly prototype and deploy AI-powered features to enhance search, improve recommendations, and automate workflows across the Censys Platform
Apply machine learning to streamline workflows, personalize experiences, and surface critical insights
Develop and fine-tune LLMs and RAG pipelines to reason over Internet-scale data, summarize findings, and deliver context-aware insights
Build, scale and maintain AI-driven analytics and automation systems helping users make faster, data-backed decisions
Collaborate with frontend, product, and data engineering teams to integrate AI-native experiences that feel seamless, intuitive, and secure
Continuously evaluate and improve model performance through RAGAS, LangSmith, and automated regression testing frameworks

Qualification

AI/ML architecturesPythonLLM fine-tuningRAG evaluation frameworksCI/CD pipelinesSecure AI practicesPrompt engineeringData-driven decision makingKubernetes networkingCross-team collaboration

Required

7+ years of software engineering experience, including 2+ years building and scaling AI-powered user-facing features
Strong proficiency in Python for backend and API services development
Familiarity with RAG evaluation frameworks (e.g., RAGAS, LangSmith) and designing regression testing for LLM pipelines
Ability to rapidly prototype, validate and refine AI features in a fast-paced, experiment-driven environment
Prior knowledge in prompt engineering improving LLM accuracy, reasoning and consistency
Understanding secure and responsible AI practices, implementing guardrails and safety checks to prevent misuse or data exposure
Hands-on experience with CI/CD pipelines, test automation, and deployment best practices for AI applications
Strong cross-team collaboration to ensure AI capabilities elevate the overall user experience on the Platform

Benefits

401k match
Health
Vision
Dental
And more!

Company

Censys

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Censys provides an internet intelligence platform for threat hunting and exposure management.
dateFounded in 2017
location
Ann Arbor, Michigan, USA
people-size51-200 employees
web-link
https://censys.com

H1B Sponsorship

Censys has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (5)
2023 (2)
2022 (2)

Funding

Current Stage
Growth Stage
Total Funding
$128.1M
Key Investors
Intel Capital
2023-10-24Series C· $50M
2023-10-24Debt Financing· $25M
2022-01-27Series B· $35M

Leadership Team

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Eirik Herskedal
Vice President Of Engineering
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Recent News

PR Newswire UK
Censys and Rilian Technologies Partner to Strengthen Cyber Defense and Critical Infrastructure Security Across the Middle East
2025-12-05
Greylock
Greylock Portfolio - Censys
2025-12-02
Finsmes
Censys Raises $2.6M in Seed Funding
2025-12-01
Company data provided by crunchbase