Rakshit Sisodiya | Backend Engineer

// stuff I actually shipped

Selected Work

NuclaDB

Vector Search Engine, Built From Scratch

A vector database written from scratch in Go — HNSW indexing, product quantization, a crash-safe write-ahead log, mmap-backed snapshots, and tenant-isolated multi-tenancy — benchmarked head-to-head against a real Qdrant instance, not wrapped around one.

GogRPCOpenTelemetryPrometheus+2

7432 QPS at ef=10, 16x memory reduction via PQ

CLILLMs

OpenSkill

AI-Powered Claude Skill Orchestrator

CLI tool that lets you create, share, and execute reusable AI coding-agent skills without copy-pasting markdown files like it's 2005. Works with Claude, Groq, OpenAI, and Ollama, with sub-100ms local command resolution.

GoRedisPostgreSQLNext.js+2

sub-100ms command resolution, 20+ workflow templates

Distributed SystemsGolang

VantageEdge

Multi-Tenant API Gateway

Multi-tenant API gateway in Go that routes requests to tenant-registered origins by subdomain. JWT + scoped API-key auth, per-route rate limiting, per-route Redis cache policies, and origin health checks — instrumented end to end with OpenTelemetry.

GoPostgreSQLRedisOpenTelemetry+3

<200ms latency at 10K+ req/day

Real-TimeWebSockets