Open to select collaborations & consulting

Architecting high-performance distributed systems and AI-powered platforms.

Senior Java Backend Engineer bridging the gap between scalable cloud infrastructure, side builds, and agentic AI workflows.

8B+
Monthly Requests
distributed data
99.999%
Uptime SLA
production systems
+185%
Throughput Boost
via Protobuf
80%
Productivity Gain
agentic AI workflows
Impact Metrics

The Highlight Reel

8B+
requests / month
Scale & Uptime

Distributed data services processing 8B+ monthly requests with >99.999% uptime across production environments.

+185%
processing capacity
Throughput Optimization

Boosted processing capacity by migrating payload serialization to Protobuf — delivering dramatic throughput gains at scale.

80%
productivity boost
Agentic AI

Built LangGraph ReAct architectures and Claude-powered automation agents, boosting end-user productivity by 80%.

finalist / winner
Hackathon Wins

Top 10 Finalist — Generative AI Hackathon. Runner-Up — EMEA IoT Hackathon. Built under 48-hour crunch conditions.

Side Projects

Active Builds & Shipping

Things I build in the margins — solving real problems, exploring new stacks, and occasionally shipping.

Job Agent

Shipping

Autonomous job application agent — reads Gmail job alerts, navigates to each listing with a Claude-powered browser agent, fills the application form, and queues it for human review before submission.

PythonClaude APIPlaywrightFastAPINext.jsSQLAlchemyGoogle APIs

shailendrasingh.dev

Shipping

This portfolio — statically prerendered Next.js 14 App Router site with an MDX content layer, Framer Motion animations, and a server/client component split that keeps fs reads strictly server-side. Deployed to Vercel via GitHub push.

Next.js 14TypeScriptTailwind CSSFramer MotionMDXVercel
Open Ideas

The Huddle Area

Startup concepts & architecture drafts — blueprints, open-source ideas, and startup theories I'm actively whiteboarding.

Architecture Drafts in Progress

Whiteboarding new B2B SaaS frameworks, agentic automation blueprints, and interactive technical RFCs. Check back soon.

Sandbox Hub — Maintenance Mode
Writing

Selected Writing

Apr 1, 2026·7 min read

From Core Backend Engineering to Agentic AI Architecture

Key philosophical shifts required when moving from deterministic Java environments to probabilistic multi-agent AI ecosystems.

AI EngineeringLangGraphSystem DesignCareer
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Jan 10, 2026·8 min read

Sustaining 99.999% Uptime Across 8 Billion Monthly Requests

An architectural deep-dive into scaling distributed enterprise SaaS platforms using Java, Spring Boot, and AWS-native workflows.

Distributed SystemsAWSSpring BootScale
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Nov 4, 2025·6 min read

Slashing API Latency by 40% with Protobuf Migrations

How swapping traditional JSON REST payloads for Protocol Buffers boosted data throughput capacity from 350 to 1000 requests per second.

API DesigngRPCProtobufPerformance
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