Engineer
Intelligent
Infrastructure
Bridging the gap between robust backend systems and agentic AI workflows. Specializing in RAG optimization and zero-downtime engineering.
In my own words
Who I Am
Blog
Building RAG Systems That Scale
How we improved citation accuracy by 90% and retrieval by 70% using vector DB logic, post-hoc processing, and Redis-backed MCP pagination in production.
Zero-Downtime Auth Migrations
A step-by-step account of migrating a live production app from NextAuth to Better Auth with zero downtime and zero data loss.
tRPC Security & E2B Sandboxing
Refactored tRPC infrastructure with zip-bomb protection and E2B sandboxing. Implemented Redis-backed pagination for MCP that boosted client agent accuracy by 90%.
Shipping Billing & AI Analytics in Under 3 Weeks
Solo-led billing infrastructure and a full AI chat system with dynamic interactive charts. Built with Vercel AI SDK and Recharts for a production SaaS client.
Building RAG Systems That Scale
How we improved citation accuracy by 90% and retrieval by 70% using vector DB logic, post-hoc processing, and Redis-backed MCP pagination in production.
Zero-Downtime Auth Migrations
A step-by-step account of migrating a live production app from NextAuth to Better Auth with zero downtime and zero data loss.
tRPC Security & E2B Sandboxing
Refactored tRPC infrastructure with zip-bomb protection and E2B sandboxing. Implemented Redis-backed pagination for MCP that boosted client agent accuracy by 90%.
Shipping Billing & AI Analytics in Under 3 Weeks
Solo-led billing infrastructure and a full AI chat system with dynamic interactive charts. Built with Vercel AI SDK and Recharts for a production SaaS client.
Open Source
Impact.
Global contributor rank on Twenty CRM. Architecting tools used by the modern developer ecosystem.
TwentyCRM
Merged 8+ PRs in a single month, working alongside core senior developers on high-priority tickets and received direct mentorship. Contributed a significant portion to the new calendar-based Kanban feature, implementing complex frontend logic and interactions.
Formbricks
Contributed API permission fixes, keyboard accessibility improvements, Vitest setup for the types package, and type-safety refinements for the audit logging wrapper.
KRAG
Built KRAG, a serverless RAG agent that turns PDFs and URLs into intelligent, citation-aware chat. Designed for secure, real-time ingestion and scalable retrieval.
Stack
Technical Domains
AI & RAG
Frontend
Backend
DevOps & Tools
Deployment History
TIMELINE // PRODUCTION_LOGS
Founder
TathyaGrid.com
India's First Agentic Lawyer
Architecting and scaling India's first agentic AI lawyer platform with a custom legal data moat covering Indian court data.
Client & Market Adoption
Secured trust and active usage from 20+ B2B law firms across India.
Strategic Backing
Backed by infrastructure and resource programs from NVIDIA, Google, and AWS.
Founder
SMAKG.com
Company Building
Founding and leading SMAKG.com; defining product vision, technical strategy, and go-to-market.
Product & Engineering
Driving development of flagship products (KRAG, The Informant) and core infrastructure.
Client Development
Building client products under the SMAKG development firm (e.g. StealthNode — AI-driven SOC platform).
NAU AI Sales Funnel Finalist
Led a team and achieved selection as a top 5 finalist for the Northern Arizona University Healthcare MBA AI sales funnel custom development contract, successfully competing against enterprise giants with millions in revenue.
Founding Engineer
Buildway.ai
Contract Projects Overview (alawyer.ai & replient.ai)
Deployed as lead founding contractor to architect AI systems, core infra, operations, and security across multiple live production startups.
alawyer.ai: AI Infrastructure & RAG Optimization
Engineered a multi-agent system with Dynamic Chain of Thought and Web Search tools (MCP). Improved RAG citation accuracy by 90% and data retrieval by 70% via complex vector DB logic.
alawyer.ai: High-Velocity Austrian Legal API Seeding
Parsed complex Austrian legal APIs (big data seeding, complex joins) and reduced launch times by optimizing DB load and caching.
alawyer.ai: Advanced Security & tRPC Hardening
Refactored tRPC infra for zip-bomb protection and E2B sandboxing, and implemented secure Redis-backed pagination for MCP, boosting client agent accuracy by 90%.
alawyer.ai: Critical Better Auth Migration
Executed a high-stakes migration from NextAuth to Better Auth for a live production app, resulting in 0% downtime and zero data loss.
replient.ai: Solo Operations & DevOps (500M+ Followers)
Handled billing, DevOps, and all backend operations solo, supporting global brands and influencers with 500 million+ combined followers.
replient.ai: Event-Driven Automation Pipelines
Built and optimized mission-critical, event-driven automation pipelines leveraging webhooks and serverless functions to automate high-throughput business workflows.
replient.ai: AI-Driven Analytics & Dashboards
Designed and implemented deep AI-driven analytics dashboards featuring interactive charts (Recharts) and predictive intelligence for operations monitoring.
replient.ai: Rapid Billing & Chat Feature Delivery
Shipped a complete billing infrastructure and AI chat system with dynamic interactive charts (Vercel AI SDK) in less than 2.5 weeks, ensuring 100% reliability under peak load.
Full-Stack & AI Developer
Freelance Client
Secure Containerized Web Application
Delivered a secure, containerized (Docker) web application using Next.js and MongoDB.
Reusable Component Library
Built a reusable UI component library and containerized the app to reduce deployment friction.
Professional
Endorsements.
Recommendations from colleagues and leaders in the industry.
Dev Dalia
Senior Software Engineer at Buildway.ai
Saurabh is a powerhouse engineer. I supervised him on our most critical infrastructure sprints, and he operated with the autonomy and precision of a senior from Day 1. In his very first week, he exec...
Suhotra Dey
Senior Software Engineer at Buildway.ai
I've worked with many engineers, but Saurabh stands out for his speed and technical depth. He joined our team and immediately took ownership of our most critical infrastructure. He successfully migra...
Pradip Chaudhary
Product lead at Buildway.ai
I can't recommend Saurabh highly enough. I went on leave for a few weeks and handed him the keys to a critical sprint involving a live billing system refactor and a new AI analytics suite. Saurabh di...
Live Products
Production-grade builds and architectures.
KRAG
World's first serverless RAG platform. Build intelligent knowledge bases from PDFs and web URLs with real-time chat and citation support. Built on Modal for scalable, cost-effective processing.
Product Demo
AI Concierge
Custom, high-performance conversational AI concierges built for enterprise e-commerce and retail brands, directly boosting sales conversions by guiding customers to products matching their preferences in real time.
Product Demo
StealthNode
AI-powered Security Operations Center built by SMAKG for a client. Deploys via a lightweight installer (MCP + agent) on the client's system. Logs stream to Wazuh; custom rulesets trigger an AI agent that runs in an isolated sandbox on Modal, connected to the client through a secure Cloudflare MCP tunnel. The agent detects and neutralizes threats in real time and delivers a detailed incident report by email.
Product Demo
StackVault
High-performance SaaS Portfolio builder with multi-tenant routing, AI support agents, and enterprise-grade middleware. Serving 50+ active users with custom subdomains.
Product Demo
The Informant
A custom fine-tuned SLM that helps CS students grasp complex concepts and get code on demand. Prefix prompts with [PROSE] for explanations in the style of a 1940s noir detective, or [CODE] for ready-to-use Python code. Deployed serverlessly on Modal.
Initialize
Contact.
Currently reviewing opportunities for Founding Engineer & AI Infrastructure roles.