Harnoor Singh

ABOUT_ME

🎓 Education

Georgia State University

BS & MS in Computer Science

summa cum laude | GPA: 4.0

2016 - 2020

🚀 Current Role

HydraDB

Developer Relations Engineer

Reference Apps & Community

San Francisco, CA

💼 Previous Role

Microsoft Corp.

Software Engineer

AI/ML & Mobile Engineering

Atlanta, GA

🎥 Creator

Singh in USA

YouTube Channel

1M+ Subscribers

Tech & Podcast

WORK_I'M_PROUD_OF

I'm a builder who thrives in early-stage, ambiguous environments. I like owning problems end-to-end—going from a vague idea to something real that people actually use. Speed, judgment, and quality all matter.

⚡

Shipped Under Pressure

NCR Voyix • 1 Month Timeline

Delivered complex Android POS UI for major customers like Waffle House in a tight 1-month deadline. Product served thousands of locations nationwide.

Android Production High Stakes

🧠

RAG from Scratch

Microsoft Security • End-to-End

Built production RAG system with Vector DB for security test automation. Owned full pipeline: retrieval, generation, verification, and C# test coverage. Made AI testable and observable.

RAG Vector DB C# Testing

🎯

Vibe Coded Recommendation System

Personal Project • AI-Powered

Built intelligent content filter for Twitter/Instagram showing only competitive coding trends and projects. Keeps me competitive while cutting noise.

ML Content Filtering Fast Iteration

🚀

AI Tools & Rapid Prototyping

Creator Workflow • Multiple Apps

Vibe coded series of AI apps with thumbnail and caption generation features. Replaced expensive creative software with custom-built tools. Learning new stacks from scratch and shipping fast.

AI Tools Claude Code Rapid Shipping

WORK_EXPERIENCE

HydraDB

Developer Relations Engineer

San Francisco, CA March 2026 – Present

Built and shipped two products on HydraDB, budgetsf.com and skillmake.xyz, that became the platform's flagship reference apps and drew 100K+ visitors
Ran 10+ developer hackathons end to end, covering format, technical content, live builder support, and judging
Brought in 100+ builders who shipped real projects on HydraDB and became its earliest advocates
Gathered feedback at every event and turned it into prioritized product and developer experience improvements
Dogfooded the platform through my own launches, catching API and docs gaps before customers hit them

Microsoft Corp.

Software Engineer

Atlanta, GA July 2022 – April 2025

🤖 AI / Applied ML (Microsoft Security)

Architected and implemented AI-driven query translation (NL2KQL) using Vector Databases and RAG pipelines, enabling natural-language security analytics
Owned end-to-end design, implementation, and validation of AI-enhanced workflows with security engineers and PMs
Led experimentation and prompt optimization strategies to improve query accuracy in production
Tech Stack: LLM APIs, RAG Pipelines, Vector Databases, NL2KQL, Security Analytics

📱 Mobile Engineering / Platform (Microsoft Defender)

Led design of end-to-end native test frameworks for Android and iOS, doubling release velocity (2× faster)
Built native mobile testing infrastructure, reducing production regressions across multiple releases
Integrated testing pipelines into CI/CD workflows
Tech Stack: Android, iOS, Native Testing, CI/CD

🎨 Cross-Functional / Developer Advocacy

Partnered with Microsoft Designer team on go-to-market strategy and technical marketing content for YouTube channel (1M+ subscribers)

NCR (National Cash Register)

Software Engineer

Atlanta, GA July 2020 – July 2022

Contributed to NCR Silver POS Android app with 1M+ LOC codebase spanning 19 modules
Served as Atlanta team lead and Scrum Master coordinating 11 engineers and QA members
Engineered production features using Dagger2, RxJava, Kotlin Multiplatform, and C++
Designed testing frameworks using Espresso, Mockito, and JUnit, reducing post-release defects
Technical interviewer and campus recruiter

Panasonic Automotive

Systems Engineering Intern

Peachtree City, GA May 2017 – May 2018

Built Android-based infotainment simulation app, reducing developer onboarding time by ~2×

HACKATHONS_&_PROJECTS

BudgetSF

2026

HydraDB • Web • Shipped

Budgeting app built on HydraDB, now one of the platform's flagship reference apps.

📈 Part of 100K+ visitors

SkillMake

2026

HydraDB • Web • Shipped

Skill-building app on HydraDB, used to dogfood the platform and surface API and docs gaps.

📈 Part of 100K+ visitors

Hermes @HackGT

Oct 2019

Java • OCR • Android

Gas price finder app using OCR (90.1% accuracy). Built in 36 hours.

🏆 Best Overall Concept Mention

BeaconNCR @NCRGlobalHack

Aug 2019

Java • Beacons • Android

Location-based promotional app for retail stores.

CSMusic @CollegiateHack

Jan 2019

Kotlin • AR • EdTech

AR music app teaching CS concepts to elementary students offline.

PharmaPal @HackATL

Oct 2018

Java • Python • Computer Vision

Medication-to-speech converter using computer vision (2s response).

🥈 2nd Place Health & Wellness

Awards: HackGT (Best Concept) • HackGSU (1st Crypto, 1st Anthem Grand Prize) • Outstanding Undergrad Research • 10+ total

ABOUT_ME

🎓 Education

🚀 Current Role

💼 Previous Role

🎥 Creator

WORK_I'M_PROUD_OF

💡 Core Principle

🎯 What Drives Me

Shipped Under Pressure

RAG from Scratch

Vibe Coded Recommendation System

AI Tools & Rapid Prototyping

WORK_EXPERIENCE

HydraDB

Microsoft Corp.

🤖 AI / Applied ML (Microsoft Security)

📱 Mobile Engineering / Platform (Microsoft Defender)

🎨 Cross-Functional / Developer Advocacy

NCR (National Cash Register)

Panasonic Automotive

TECH_STACK

HACKATHONS_&_PROJECTS

BudgetSF

SkillMake

Hermes @HackGT

BeaconNCR @NCRGlobalHack

CSMusic @CollegiateHack

PharmaPal @HackATL

CONTENT_CREATION

🎥 Singh in USA

Featured Videos

Claude Code Tutorial

Claude Code Deep Dive

OpenAI & AI Innovation

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