Engineering Whitepapers & Research

Technical Insights & Operational Blueprints

Deep-dives into systems architecture, runtime optimization, cloud FinOps, and deterministic agentic systems authored by QuantZent engineers.

Cloud Architecture & FinOps
September 20268 min read

Deconstructing AWS Cost Optimization: Beyond Basic Rightsizing to Dynamic Karpenter Fleets

A deep dive into migrating mid-market Kubernetes workloads from standard node groups to Karpenter-managed Graviton spot instances, achieving 38% cost reduction without SLA degradation.

AWS
Kubernetes
FinOps
Terraform
Read on Medium Publication
Runtime Performance
August 202612 min read

Taming the Stop-the-World Monster: JDK 21 Generational ZGC in Real-Time Fintech Pipelines

Empirical analysis of sub-millisecond GC pause profiles, async-profiler heap allocations, and off-heap memory ring buffers for high-throughput transactional gateways.

Kotlin
JVM
JDK 21
ZGC
Performance
Read on Medium Publication
Agentic Workflows
July 202610 min read

Deterministic State Machines for LLM Workflows: Mitigating Drift in Accounts Payable Automation

Architectural principles for deploying LangGraph-based multi-agent systems with deterministic rollback states and ERP schema invariants for corporate accounting teams.

Agentic AI
LangGraph
Enterprise ERP
Automation
Read on Medium Publication
Low-Latency Systems
June 202615 min read

High-Frequency Order Routing in Rust: Zero-Copy Serialization across Institutional Feeds

Engineering low-latency binary gRPC protocols, kernel-bypass socket options, and cache-aligned memory data structures for algorithmic trading execution engines.

Rust
Algo Trading
Low Latency
gRPC
Read on Medium Publication

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