Production AI Systems Engineer

Building Production-Grade AI Systems That Scale.

AI Full-Stack Engineer with 5+ years building scalable SaaS platforms, intelligent workflows, and real-world LLM systems.

14+ production systems99.95% uptime targets3M+ end-user interactions
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Journey

From Shipping Features to Designing Systems

My path moved from full-stack delivery to architecture decisions that keep AI products reliable under real production pressure.

2020

Full-stack foundation

Delivered core product surfaces across frontend, backend, and cloud deployment pipelines.

Technical insight: Established API versioning, auth boundaries, and release discipline early.

01

2021

Scaling pressure

Resolved growth bottlenecks in queueing, caching, and database hotspots.

Technical insight: Introduced async job pipelines and observability-first debugging.

02

2022

AI transition

Shifted from static automation to model-assisted product workflows.

Technical insight: Built retrieval and classification systems with measurable quality loops.

03

2023

Production reliability

Reduced model incidents and response variance in customer-facing systems.

Technical insight: Added eval harnesses, guardrails, retries, and structured fallback paths.

04

2024-2026

LLM pipelines and architecture

Designed multi-tenant AI systems balancing latency, quality, and cost under real usage.

Technical insight: Focused on retrieval quality, orchestration patterns, and failure isolation.

05

Projects

Selected AI Systems

Each case study reflects architectural trade-offs made under real latency, reliability, and cost constraints.

Case Study 01

Support Copilot for B2B SaaS

A production assistant for support teams that handles retrieval, drafting, and confidence-driven escalation.

Problem: Support teams were overloaded with inconsistent answer quality and slow first responses.

Scalability solved: Implemented multi-tenant vector namespaces and queue-based inference load leveling.

Latency optimization: Parallel retrieval plus streamed responses reduced p95 latency by 38%.

Cost strategy: Prompt compression and model routing cut inference costs by 34%.

Median Response Time

-0%

CSAT

+0%

Assisted Resolution

0%

Key Architectural Decisions

  • Hybrid retrieval with confidence scoring
  • Tenant-level prompt isolation
  • Human-in-loop fallback for low confidence
Next.jsFastAPIPostgreSQLpgvectorRedisKafkaAWS

Case Study 02

Revenue Intelligence Engine

An event-driven AI layer that turns fragmented CRM and call data into reliable deal intelligence.

Problem: Critical deal insights were buried across calls, CRM updates, and support activity.

Scalability solved: Designed streaming ETL with replay-safe backfills for high-volume event recovery.

Latency optimization: Precomputed embeddings for hot entities lowered query wait time by 44%.

Cost strategy: Batch summarization windows and stable-context caching reduced token spend.

Insight Coverage

0x

Win-rate Influence

+0%

Manual Analysis Time

-0%

Key Architectural Decisions

  • Event ingestion bus with idempotent processors
  • Entity linking across fragmented signals
  • RAG summarization with confidence tags
Node.jsPythonTemporalBigQueryPineconedbtGCP

Case Study 03

AI Workflow Orchestrator

A state-machine platform for high-volume AI workflows with governance, retries, and auditability.

Problem: Operations workflows were fragmented, brittle, and expensive to maintain at scale.

Scalability solved: Isolated worker pools by tenant criticality and SLA class to prevent noisy neighbors.

Latency optimization: Warm model contexts for repeated tasks reduced average step duration by 31%.

Cost strategy: Dynamic model tiering aligned model spend with business impact.

Daily Workflow Runs

0k+

Reliability Target

0%

Ops Overhead

-0%

Key Architectural Decisions

  • State-machine orchestration with explicit recovery paths
  • Tool-call governance and policy boundaries
  • Per-tenant audit trails
TypeScriptGoTemporalKubernetesClickHouseVault

AI Systems

How I Design AI Systems

Architecture is treated as a set of explicit trade-offs between quality, speed, reliability, and cost.

RAG Architecture

I treat retrieval as a ranking problem, not a database lookup. Query rewriting, chunk strategy, and metadata discipline often drive quality more than prompt tuning.

Query

Trade-off: Strict normalization improves retrieval consistency but can reduce user nuance.

Latency impact: +15 to +40ms

Failure mode: Intent drift during rewrite.

Agent Systems

Agents are useful when task decomposition and tool orchestration outperform deterministic pipelines. I constrain them with policy boundaries and explicit handoff states.

Evaluation Framework

Eval loops combine offline benchmarks with production traces, then feed regression gates before release.

Hallucination rate reduced from 11.8% to 3.2% across six evaluation iterations.

Cost Optimization

Model quality should be routed by business impact, not by defaulting to the largest model.

Model Tier
Medium
Expected Quality
81%
Est. Cost / 1K
$3.32

Stack

Stack I Trust in Production

Tools are selected based on operational reliability, observability, and long-term maintainability under production load.

Experience

Built for Production, Not Demos

Architecture choices are measured by reliability, cost efficiency, and user outcomes.

Years Experience

0+

Production Systems

0+

Latency Reduction

0%

End-User Interactions

0M+

Writing

Writing on AI Systems

Thought pieces focused on architecture trade-offs, operational reliability, and evaluation discipline.

Contact

Let's Build Intelligent Systems That Actually Work.

If you're scaling an AI product and need architecture that survives production reality, let's talk.