Jobs · Engineering · New York

Generative AI Engineer

Afficiency · New York, NY · Yesterday
HybridEngineeringFull-time

Responsibilities

  • Deliver GenAI solutions end-to-end
  • Own technical design and implementation of GenAI applications from discovery through production handoff
  • Build APIs/services that integrate with enterprise systems and analytics platforms
  • Implement enterprise-grade RAG
  • Design ingestion pipelines for internal content (PDFs, policies, research, dashboards, ticketing, wikis)
  • Build retrieval systems with hybrid search, filtering, re-ranking, query rewriting, and context optimization
  • Implement permission-aware retrieval aligned to entitlements and data access policies
  • Establish evaluation and quality controls
  • Define metrics for retrieval quality and answer grounding (faithfulness, citation accuracy, coverage)
  • Create golden datasets, regression tests, and automated evaluation harnesses
  • Operationalize GenAI (LLMOps)
  • Instrument observability (latency, cost, token usage, error rates) and implement safe rollout patterns
  • Implement caching, rate limiting, fallbacks, and incident-ready operational practices
  • Partner across teams to land solutions
  • Collaborate with business owners to translate requirements into workable designs
  • Work with Security/Compliance to embed guardrails, auditability, and privacy controls
  • Provide clear documentation and implementation of playbooks to enable internal teams' post-engagement

Requirements

  • Mastery of Python and backend engineering skills (FastAPI/Flask), plus strong SQL
  • Experience working in regulated or security-conscious environments, with knowledge of: access controls/entitlements, data privacy, logging/audit trails, secure SDLC practices
  • Proven ability to work effectively as an IC consultant: communicate architecture decisions clearly, influence cross-functional stakeholders without direct authority, produce high-quality documentation and handoff materials

Qualifications

  • Master's degree or equivalent experience required
  • 3+ years in software engineering, data engineering, ML engineering, or applied AI, including recent GenAI delivery in production
  • Demonstrated expertise in RAG system design and optimization, including: chunking + metadata enrichment, hybrid search, re-ranking, retrieval evaluation grounding/citations and hallucination mitigation patterns

Skills

  • Fine-tuning experience (SFT, LoRA/QLoRA) and familiarity with preference optimization concepts (DPO/RLHF)
  • Vector/hybrid search platforms: Elasticsearch/OpenSearch vector, FAISS, Pinecone, Weaviate, Milvus
  • LLMOps tooling: MLflow/W&B, OpenTelemetry, prompt registries, evaluation frameworks
  • Cloud + platform: AWS/Azure/GCP, Docker/Kubernetes, Terraform
  • Tools & Technologies: LLM frameworks (LangChain, LlamaIndex, Semantic Kernel), vector/hybrid search (Open to different skillsets), Data: (Snowflake/Databricks/warehouse), event pipelines, document stores, Observability: logging/tracing/metrics, dashboards, alerting

Benefits

Competitive salary with equity options
Robust health, dental, and vision benefits for employee and dependents
401k matching contributions
Generous PTO policy
Provided work-from-home equipment

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