Senior Backend Architect: Knowledge AI & RAG

Deliverance AI; United States; Remote; USD 159,000 - 225,000; Full time

Benefits offered by this job

Equity participation

Remote-friendly UK/EU time zones

Job summary

Deliverance AI is seeking a senior backend-focused engineer to design and operate retrieval systems and a layered knowledge architecture for enterprise use. You will shape ingestion, indexing, and access controls to ensure data correctness and isolation across environments.

You will collaborate with platform and applied-AI teams to deliver scalable, compliant solutions that support real agent workflows, with remote-friendly arrangements in UK/EU time zones.

Qualifications

• Proven experience building retrieval-augmented generation or production retrieval systems.
• Strong understanding of vector stores, embeddings, indexing strategies, and retrieval evaluation.
• Solid backend engineering experience with maintainable services and data pipelines.
• Practical knowledge of data governance, access control, and information isolation.
• Quality-first engineering with emphasis on correctness and traceability in regulated settings.
• Ability to make sound technical decisions when retrieval quality, security, and operational constraints interact.

Responsibilities

• Design, build, and scale a three-tier knowledge architecture spanning org, function, and user contexts.
• Develop ingestion, chunking, indexing, and retrieval pipelines for varied knowledge bases.
• Improve retrieval quality through evaluation, experiments, and production feedback.
• Integrate governed access controls into the retrieval path within permissions and environment.
• Maintain architecture ensuring customer data stays within its designated environment.
• Collaborate with platform and applied-AI engineers to support real agent workflows.

Skills

Backend engineering

Vector stores

Embeddings

Data governance

Access control

Retrieval systems

Distributed systems

Job description

Deliverance AI is seeking a senior backend-focused engineer to design and operate retrieval systems and a layered knowledge architecture for enterprise use. You will shape ingestion, indexing, and access controls to ensure data correctness and isolation across environments.

You will collaborate with platform and applied-AI teams to deliver scalable, compliant solutions that support real agent workflows, with remote-friendly arrangements in UK/EU time zones.