Sr Software Engineer II, AI

LG Ads
Denver, New York
Workplace: OnsiteFull timeUSD 162,000 - 264,000 annuallyFunction: Software EngineeringEducation: bachelorsSkills: ["Agile delivery","Handling ambiguity","Cross-functional collaboration","Observability and debugging mindset","Performance and cost optimization"]

Build and maintain production AI platform services that power generative AI agents across the business. Own end-to-end capabilities including LLM serving and inference, RAG pipelines, evaluation harnesses, and agent APIs/infrastructure. Implement intent detection, query decomposition, and context engineering, integrate with enterprise systems and third-party services, and instrument for observability and performance. Partner with product and business teams to deliver scalable AI solutions.

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FursaFursa
LG Ads
LG Ads
1 day ago

Sr Software Engineer II, AI

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 16 hours agoStatus: Live

Job Summary

Build and maintain production AI platform services that power generative AI agents across the business. Own end-to-end capabilities including LLM serving and inference, RAG pipelines, evaluation harnesses, and agent APIs/infrastructure. Implement intent detection, query decomposition, and context engineering, integrate with enterprise systems and third-party services, and instrument for observability and performance. Partner with product and business teams to deliver scalable AI solutions.
Location: Denver, New York
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Build and maintain LLM-powered services and APIs, turning prototypes into production endpoints with robust error handling, retries, and timeouts.
  • •Develop offline/online evaluation harnesses and pipelines to measure quality regressions, hallucination rates, and task accuracy.
  • •Instrument services with logging, tracing, and metrics to make production behavior observable and debuggable.
  • •Design and develop intelligent AI agents for intent recognition and for decomposing complex queries into executable tasks.
  • •Integrate AI agents with internal systems (ACR, Mosaic, Salesforce) and third-party services (SpringServe, DSPs) to deliver AI solutions across the company.

Pay and Benefits

Salary: USD 162,000 - 264,000 annually
Schedule:4-Day Week
Perks:Health InsuranceDentalVision401kLife InsurancePaid LeaveParental Leave

Key Requirements

  • •Proven experience designing and developing generative AI agents.
  • •Strong expertise in intent detection and complex query decomposition.
  • •Demonstrated experience with context engineering for AI models.
  • •Proven understanding of knowledge graphs and/or vectorization for LLMs.
  • •Experience building RAG systems, including low-level design and implementation.
Education:Bachelor's in Computer Science, Artificial Intelligence, Machine Learning, or a related quantitative field
Skills:Agile deliveryHandling ambiguityCross-functional collaborationObservability and debugging mindsetPerformance and cost optimization
Tech Stack:PythonAWS BedrockFastAPIWebhooksLangGraphLLM servingRAGVector storesToken usageLoggingTracingMetricsIntent detectionQuery decompositionContext engineeringKnowledge graphsVectorizationDatabricksSnowflakeOpenAI

Company Brief

LG Ads
LG Ad Solutions (LG Ads) provides connected-TV (CTV) and cross-screen advertising, leveraging deterministic ACR data from LG Smart TVs to enable targeted, measurable media activation and outcomes for advertisers and agencies.
Industry: Advertising Media Groups
Company Size: Large (251 to 1,000 employees)
Growth: Established Company
Headquarters: Mountain View, United States
Founded: 2013
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