menu_bookGyanByte
// portfolio

Work I've shipped.

About 18 years of building software: 14 at Adobe on cloud security, and since 2024 independent work on AI products, fintech and algorithmic trading. Below are the tools I use, where I've worked, and the projects, each with what I actually built.

## Toolbox

What I reach for, grouped by area.

hub

Architecture

Solution ArchitectureSystem DesignDistributed SystemsMicroservicesEvent-DrivenServerlessAPI DesignDomain Modeling
auto_awesome

AI & LLM

Claude APIOpenAI APIRAG PipelinesPrompt EngineeringVector SearchAgentic WorkflowsMCPClaude CodeCursor
code

Languages

TypeScriptPythonC++GoJavaJavaScriptSQLDart
candlestick_chart

Trading & Low-Latency

Order books & matchingBacktestingOptions pricing & GreeksTick-data storageWebSocket market dataBroker APIs (Zerodha Kite)Ring buffers vs locksC++ execution path
web

Frontend

ReactNext.jsGatsbyFlutterTailwind CSS
dns

Backend

Node.jsNest.jsExpressSpring BootFastAPIDjangoGraphQLgRPC
database

Databases

PostgreSQLMongoDBDynamoDBRedisElasticsearchOracleMySQL
cloud

Cloud & DevOps

AWSGCPDockerKubernetesLambdaSQSSNSS3CI/CDTerraformNginx
category

Domains

E-CommerceFintechSaaSIoTSecurityHealthcare

## Experience

Where I've worked.

2024 – PresentOwn products & consulting

Independent Engineer

Building products end to end: AI tools (RAG, agents, voicebots), a real-time stock market game, fintech and e-commerce apps, and an algorithmic trading system for Indian options and MCX, with strategies in Python and order execution in C++. Plus architecture consulting.

AI/LLMAlgo TradingC++Full-StackFintech
2010 – 2024Adobe Systems

Sr. Computer Scientist / Technical Architect

14 years on cloud-native security and compliance platforms covering 2,500+ AWS accounts and used by most of Adobe's engineering teams: vulnerability scanning, secure CI/CD, code signing, serverless automation. Adobe Oscar Award in 2019.

Cloud SecurityEnterprise ScaleServerlessMicroservices
2007 – 2009NEC HCL

Module Lead

Designed and delivered storage product features in C++, and owned the 32-bit to 64-bit migration.

C++Storage Systems

## Recognition

emoji_events

Adobe Oscar Award (2019)

For the cloud security and compliance platform work

emoji_events

Adobe Tech Summit Speaker

Presented architectural research to a global engineering audience, San Francisco 2017

emoji_events

Adobe Kickstart Innovation Program

Selected to pitch product concepts to senior leadership

## Education

2004 – 2007

Master of Computer Applications (MCA)

Amity University

2001 – 2004

Bachelor of Computers (BCA)

Kurukshetra University

## Projects

Products, internal tools and experiments. Each page covers the problem, what I built and the trade-offs.

AI & LLMIn Progress

Estimiqly — AI Project Estimation Platform

AI-powered platform that turns raw project requirements into complete estimations — epics, stories, story points, team scenarios, cost sheets, and direct Jira export.

Next.js 14Node.jsPostgreSQLOpenAIJira APITailwind CSS
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FintechIn Progress

Algo Trading — Options & MCX

A high-frequency algorithmic trading system for Options and MCX markets — Python for strategy logic and market data ingestion, C++ for low-latency strategy execution and order placement, Redis for real-time state, and PostgreSQL for tick-level historical data with sub-millisecond precision.

PythonC++RedisPostgreSQLWebSocket+1 more
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Internal ToolsLive

HR Skill Intelligence Portal

Full-stack HR platform for org-wide skill mapping, gap analysis, and AI-generated personalized development reports with versioned recommendation history.

Node.jsReactPostgreSQLPrismaTailwind CSS+1 more
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SaaS ProductsLive

Anonymous Shopper Survey Platform

A multi-tenant SaaS platform for mystery shopping programs — freelance shoppers collect field evidence (photos, videos, questionnaire responses), while admins build campaigns and clients view real-time analytics across all their locations.

Node.jsReactPostgreSQLAWS S3Chart.js+3 more
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SaaS ProductsLive

Drivuum — Road Safety Score Platform

A cloud-based road safety platform that collects driver data from specialized test center devices, computes a 4-level driver score, shares it with licensing authorities and insurance companies, and maintains a complete record of police incidents and accidents — turning fragmented driving data into a single, trusted score.

Node.jsTypeScriptReactPostgreSQLRedis+4 more
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FintechLive

FundBook — MSME Lending Platform

A fintech platform that streamlines MSME loan applications in India — configurable workflows per loan type, document management, CA collaboration, admin review with commenting, and forwarding to lending institutions.

Node.jsTypeScriptReactPostgreSQLRedis+2 more
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SaaS ProductsLive

Stock Market Gaming Portal

A real-time stock market gamification platform — users bet on stock races (which stock gains the most), compete on live leaderboards, earn points and badges, all powered by live market data synced via WebSocket workers, with bot detection and automated race management.

NestJSTypeScriptPostgreSQLRedisBullMQ+5 more
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EnterpriseLive

Apollo Healthcare — E-commerce Platform

Designed and built a complete e-commerce platform for Apollo Healthcare using Medusa open-source — integrated with Microsoft Dynamics ERP, Razorpay payments, and a lead capture pipeline that measurably increased online sales.

Medusa.jsNext.jsNode.jsPostgreSQLRazorpay+4 more
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AI & LLMLive

HR Skill Management & LMS Portal

An HR platform for managing employee skills with analytics, an LLM-powered skill recommendation engine, and LMS integration.

Node.jsReactPostgreSQLOpenAI APILMS Integration
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SaaS ProductsLive

LifeInText.com

A journaling platform for preserving life stories — privately, anonymously, or shared with people who matter.

Nest.jsPostgreSQLNext.jsAWS S3Docker+2 more
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AI & LLMPOC

RAG Knowledge Bot

Document ingestion, vector search, and LLM-generated responses over private data.

OpenAI APIVector DBNode.jsEmbeddings
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SaaS ProductsLive

VizitSure — Visitor Management SaaS

A multi-tenant visitor management SaaS for small companies — security guards capture visitor details and generate gate passes, visitors self-book via QR-code URLs with live camera capture, safety guideline videos, and configurable questionnaires. Supports email, SMS, and WhatsApp notifications.

Node.jsTypeScriptReactAndroidPostgreSQL+5 more
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EnterpriseShipped

HubbleStack Hubble — Cloud Security Compliance

Contributor to HubbleStack Hubble — an open-source security compliance framework deployed on cloud Linux machines for profile-based auditing, real-time security event detection, and centralized reporting. Re-architected the security rules module, removed Salt dependency, introduced engineering best practices, and built the data pipeline for centralized log collection via Splunk and Databricks.

PythonSaltStackOsquerySplunkDatabricks+2 more
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EnterpriseShipped

Security Ticketing & Auto-Resolution Framework

An automated security ticketing framework that ingests security signals, makes filing decisions across complex workflows, and auto-resolves where possible.

JavaPythonAWS LambdaSQSElasticSearch+1 more
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EnterpriseShipped

Codex — Binary Metadata & Event Platform

A metadata storage and event-trigger platform for Adobe shipped binaries — the backbone for multiple downstream security and compliance workflows.

Node.jsReactMongoDBSQSSNS+1 more
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EnterpriseShipped

Secure Code Signing Framework

A messaging-based framework for signing multiple types of release artifacts securely — adopted across Adobe engineering.

JavaSpring BootSQSSNSAWS+1 more
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EnterpriseShipped

Meghdoot — Multi-Region Binary Monitoring

Multi-region monitoring of Adobe-shipped binaries to detect MITM attacks and unauthorized binary substitution.

JavaOracleSQSSNSAWS+1 more
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EnterpriseShipped

PCL — Public Cloud Lockdown

Real-time security enforcement across 2,500+ AWS accounts achieving 99.1% compliance.

LambdaDynamoDBS3SQSSNS+3 more
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EnterpriseShipped

Snitch — Vulnerability Detection System

Eliminated security vulnerabilities from 90%+ of Adobe's internal projects.

Node.jsReactMongoDBKubernetesApache Thrift+1 more
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SaaS ProductsDevelopment

Gamified Fitness Challenge App

A gamified fitness platform with ML-powered exercise detection — users compete in real-money challenges, the mobile app detects exercises and counts reps using on-device pose estimation, and real-time leaderboards track rankings with Redis.

FlutterNode.jsTypeScriptPostgreSQLRedis+4 more
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AI & LLMPOC

AI Voicebot — Visitor Self Check-in

An AI voicebot enabling fully automated visitor check-in via phone call — no human receptionist required.

Node.jsLLM APIsSpeech RecognitionTwilioAWS
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EnterpriseLive

Cafe Theatre — Booking & E-commerce Portal

A booking and e-commerce portal for a cafe with multiple private theatre screens — users book theatres for group movies or private functions, order cakes, flowers, food platters, and party packages, all from a single platform with real-time availability and slot management.

Node.jsTypeScriptReactPostgreSQLRedis+2 more
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Side ProjectsPOC

Multi-lingual Video Streaming POC

A Netflix-style POC for serving video content in multiple languages with seamless track switching.

Node.jsAWSFFmpegReactS3+1 more
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EnterpriseShipped

Cloud Resource Data Capture Pipeline

A data capture pipeline ingesting metrics from cloud resources into a data lake for security analysis and operational intelligence.

PythonAWS LambdaS3KinesisDynamoDB
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EnterpriseShipped

Event-Based Security Backlog Pipeline

An event-driven pipeline for automatically filing security backlog items and resolving them based on configurable rules.

AWS LambdaElasticSearchSQSPythonJira API
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EnterpriseShipped

Product & Security Partners Metadata Portal

A centralized metadata portal for Adobe products — stakeholders, security partners, backlogs, Jira queues, and compliance status in one place.

Node.jsReactMongoDBJira APIAWS
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EnterprisePOC

Binary Vulnerability Scanner POC

A POC gatekeeper that unpacks Adobe binaries and scans each file for code signing validity and known vulnerabilities before release.

PythonAWS LambdaS3Shell Scripting
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Side ProjectsLive

Interior Design Marketplace

Marketplace for interior designers — 6,000+ daily users, subscription revenue.

PHPMySQLJavaScript
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Side ProjectsArchived

KG se PG — Education Content Platform

A self-bootstrapped education content platform serving every level from kindergarten to postgraduate — the Slideshare of 2012.

PHPMySQLJavaScriptAWS
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Side ProjectsArchived

Multiple Blogging Platforms

Built and launched multiple blogging platforms independently — including GyanByte, the platform this portfolio runs on.

PHPMySQLJavaScript
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$ Have a hard problem?

I take on a small number of projects: architecture reviews, AI systems, trading infrastructure.

[email protected]View Services