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Ramesh Fernandez

யாதும் ஊரே யாவரும் கேளிர்

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Latest Post

Postgres B-Tree Hacks: Zero-Bloat Updates at Scale In-Place Pod Resizing: Zero-Downtime FinOps Engine Debug Off-Heap Leaks & Tune Connection Pools with eBPF Dynamic Quorum Raft: Geo-Consensus Optimization Speculative Context Routing for AI CLI Tools
Database Internals

Postgres B-Tree Hacks: Zero-Bloat Updates at Scale

October 15, 2026 Ramesh Fernandez
Cloud Cost Optimization

In-Place Pod Resizing: Zero-Downtime FinOps Engine

September 14, 2026 Ramesh Fernandez
Performance Tuning

Debug Off-Heap Leaks & Tune Connection Pools with eBPF

September 14, 2026 Ramesh Fernandez
Distributed Systems

Dynamic Quorum Raft: Geo-Consensus Optimization

September 13, 2026 Ramesh Fernandez
Developer Productivity

Speculative Context Routing for AI CLI Tools

September 13, 2026 Ramesh Fernandez
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Database Internals
Postgres B-Tree Hacks: Zero-Bloat Updates at Scale
Cloud Cost Optimization
In-Place Pod Resizing: Zero-Downtime FinOps Engine
Performance Tuning
Debug Off-Heap Leaks & Tune Connection Pools with eBPF
Distributed Systems
Dynamic Quorum Raft: Geo-Consensus Optimization
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Database Internals
Postgres B-Tree Hacks: Zero-Bloat Updates at Scale
Cloud Cost Optimization
In-Place Pod Resizing: Zero-Downtime FinOps Engine
Performance Tuning
Debug Off-Heap Leaks & Tune Connection Pools with eBPF
Distributed Systems
Dynamic Quorum Raft: Geo-Consensus Optimization
Software Architecture

Modular Monoliths vs Microservices in 2026: DDD Guide

September 10, 2026 Ramesh Fernandez

Master bounded context isolation and in-process eventing. Learn why engineering teams in 2026 are abandoning microservices overhead.

Site Reliability (SRE)

Dynamic Tail-Sampling in OpenTelemetry with Wasm

September 10, 2026 Ramesh Fernandez

Learn how to build resilient, cost-aware OpenTelemetry pipelines using dynamic Wasm tail-sampling processors and OpAMP control planes.

System Security

OAuth 2.1 DPoP & SPIFFE for Zero Trust API Security

September 9, 2026 Ramesh Fernandez

Master zero trust API authorization with OAuth 2.1 DPoP proof-of-possession and SPIFFE identity bindings to eliminate bearer token hijacking.

AI Engineering

Deploying 1.58-Bit LLMs on Edge: A Production Guide

September 9, 2026 Ramesh Fernandez

Master 1.58-bit ternary quantization for local LLM deployment using ARM SME2 and custom C++ kernels. Reduce memory bandwidth bottlenecks.

Backend Engineering

Optimizing HTTP/3 APIs with eBPF XDP Socket Steering

September 9, 2026 Ramesh Fernandez

Learn how eBPF XDP socket steering cuts p99 tail latency for HTTP/3 QUIC APIs, bypassing kernel queue contention in modern high-throughput architectures.

Posts pagination

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You missed

Database Internals

Postgres B-Tree Hacks: Zero-Bloat Updates at Scale

October 15, 2026 Ramesh Fernandez
Cloud Cost Optimization

In-Place Pod Resizing: Zero-Downtime FinOps Engine

September 14, 2026 Ramesh Fernandez
Performance Tuning

Debug Off-Heap Leaks & Tune Connection Pools with eBPF

September 14, 2026 Ramesh Fernandez
Distributed Systems

Dynamic Quorum Raft: Geo-Consensus Optimization

September 13, 2026 Ramesh Fernandez

Ramesh Fernandez

யாதும் ஊரே யாவரும் கேளிர்

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