
Senior Applied AI Engineer – Retrieval and Semantic Systems
Instructure
full-time
Posted on:
Location Type: Hybrid
Location: Budapest • Hungary
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Salary
💰 HUF 1,600,000 - HUF 2,200,000 per month
Job Level
Tech Stack
About the role
- Design, build, and ship production retrieval systems that power AI product capabilities
- Own vector store selection and operation, including scalability, latency, reliability, cost, and multi-tenant design
- Build indexing and refresh pipelines (chunking, embedding generation, backfills, deletes, versioned indices)
- Implement semantic retrieval patterns, including embeddings, similarity search, metadata filtering, and reranking
- Define and run retrieval evaluation: gold sets, offline metrics, slice analysis, drift detection, and regression gates
- Partner with platform engineers on CI/CD, service templates, monitoring, and incident readiness while owning retrieval correctness and evolution
Requirements
- 6+ years of experience building and shipping production ML or applied AI systems
- Proven experience owning a retrieval system in production, including vector store selection and operation
- Strong Python engineering skills and experience building services/APIs (for example, FastAPI or similar)
- Hands-on experience with embeddings, approximate nearest neighbor search concepts, and retrieval or ranking systems
- Experience designing indexing and refresh strategies, including data quality controls and safe backfills
- Strong judgment on tradeoffs across relevance, latency, cost, and operational complexity
- Strong communication skills and ability to collaborate across engineering, product, and research teams
Benefits
- Competitive compensation, plus all full-time employees participate in our ownership program - because everyone should have a stake in our success.
- Flexible work culture. Our remote, hybrid, and in-office collaboration spaces vary by role, team, and location.
- Generous time off, including local holidays and our annual “Dim the Lights” period in late December, when teams are encouraged to step back and recharge based on departmental needs.
- Comprehensive wellness programs and mental health support
- Annual learning and development stipends to support your growth
- The technology and tools you need to do your best work — typically a Mac, with PC options available in some locations
- Motivosity employee recognition program
- A culture rooted in inclusivity, support, and meaningful connection
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
PythonML systemsAI systemsretrieval systemsvector store selectionindexing strategiesembedding generationsimilarity searchmetadata filteringretrieval evaluation
Soft Skills
strong judgmentcommunication skillscollaboration