Ramesh Mangalagiri
Open to hybrid and remote roles · Bengaluru, Karnataka, India

Engineering high-scale .NET, React & Azure cloud systems.

I build enterprise .NET, React and Azure software, and apps that make reading and learning easier.

Explore my skills View projects
The Challenge Hover to flip

ForgeOS — Identity & Skill Progression System

Traditional habit trackers focus on checklists, making it hard to connect daily routines to the person you want to become.

Stack:
  • Next.js
  • Android
  • Identity-based habits
Reveal architecture & solution
Solution & Impact Solved

ForgeOS — Identity & Skill Progression System

ForgeOS ties routines to personal identities and turns deliberate actions into votes for who you are becoming, with XP progression, continuity tracking, and Android and web apps.

ImpactWeb app and Android app available.
  • Next.js
  • Android
  • Identity-based habits
  • Progression system
Open ForgeOSSource on GitHub

Interactive flashcard: hover or tap to flip and inspect the solution

4+ years

building enterprise web applications with C#, ASP.NET Core, React and SQL Server

2,000+ users

migrated across Prod and UAT environments with zero post-delivery defects

100% SLA

compliance while resolving P1 and P2 production incidents

20% faster

database queries after an Oracle 19c upgrade delivered before peak season

6-DAY INTERVIEW MASTERY · 60 QUESTIONS · 3D FLASHCARDS

System Design Interview Mastery

High-yield system design interview preparation with verbal answer scripts, ASCII architecture blueprints, C# enterprise examples, and interactive 3D flashcards.

Explore System Design Portal → Start Day 1 5-Phase Roadmap
6Intensive Days
60High-Yield Q&As
14Practical Systems
100%Interactive

Apps I am building

Focused, offline-first tools engineered with modern web and mobile standards.

Open source, for web (PWA) and Android

Foliant

Turn any PDF into a book you can actually study from.

Foliant is an offline-first reader that turns a PDF into an interactive book. Read it in chapters, highlight in colour, switch to focus mode, and turn what you read into flashcards.

Explore the app Source on GitHub

More apps are on the way

New engineering tools and productivity readers are currently in development. Send a short email and I will let you know when the next one is ready.

Get notified by email

Selected work & architecture

From mission-critical healthcare retail platforms to GenAI tools. Flip a card for the engineering solution.

The Challenge Hover to flip

Foliant

A 400-page PDF is hard to study from on a phone: no chapters, no highlights, and no easy way to revise what you read.

Stack:
  • JavaScript
  • PWA
  • Service Worker
Reveal architecture & solution
Solution & Impact Solved

Foliant

Foliant turns any PDF into an interactive reading book with chapter bookmarks, colour highlights, a focus reading mode and flashcard generation. It works offline, as a Progressive Web App and an Android app.

  • JavaScript
  • PWA
  • Service Worker
  • IndexedDB
  • PDF.js
  • Android
Try the web appRead about the appSource on GitHub
The Challenge Hover to flip

Smart Knowledge Dashboard

When something breaks in production, engineers lose time hunting across error logs, runbooks and past fixes kept in different places.

Stack:
  • Generative AI
  • Python
  • React
Reveal architecture & solution
Solution & Impact Solved

Smart Knowledge Dashboard

A GenAI-assisted dashboard that links error logs, runbooks and resolution suggestions through semantic retrieval, designed to cut incident triage time. It began as a vibe-coding prototype and was selected for enterprise development.

ImpactSelected for enterprise development.
  • Generative AI
  • Python
  • React
  • REST APIs
  • Cursor AI
The Challenge Hover to flip

Enterprise healthcare retail modules

A Fortune 50 healthcare retail client needed pharmacy workflow modules that stay available and correct under heavy daily use.

Stack:
  • ASP.NET Core
  • C#
  • EF Core
Reveal architecture & solution
Solution & Impact Solved

Enterprise healthcare retail modules

I built resilient REST APIs, automated SQL Server backend services and dynamic React views, and led Prod and UAT migrations for 2,000+ users.

ImpactZero post-delivery defects and 100% SLA compliance.
  • ASP.NET Core
  • C#
  • EF Core
  • React
  • SQL Server
  • Azure
The Challenge Hover to flip

System Design Interview Mastery

System design interview prep is usually overwhelming, filled with generic textbook diagrams and lacking realistic verbal answers, scale calculations, and practical .NET/cloud context.

Stack:
  • System Design
  • Distributed Systems
  • C# & .NET
Reveal architecture & solution
Solution & Impact Solved

System Design Interview Mastery

A structured 6-day curriculum with 60 high-yield questions, verbal delivery scripts, ASCII architecture blueprints, and an interactive 3D flashcard study engine.

Impact60 questions, 6 days, interactive web portal & roadmap.
  • System Design
  • Distributed Systems
  • C# & .NET
  • Azure
  • Interactive Flashcards
Explore System DesignRoadmap
View all projects

Core technologies

Technologies used in production across healthcare platforms, cloud migrations, and developer tooling.

Backend and APIs

C# and ASP.NET Core, Web API and ASP.NET MVC, Entity Framework Core and LINQ

Frontend

React and Hooks, JavaScript (ES6+), HTML5 and CSS3, Responsive design

Cloud and DevOps

Microsoft Azure and App Services, Azure DevOps, Git and CI/CD, Windows Server migration

Databases

SQL Server and T-SQL, Oracle 12c and 19c, PostgreSQL and MySQL

Security and identity

Single sign-on with Ping Federate, SSL/TLS certificates and DNS, Role-based access control

Delivery and practice

Production support, Disaster recovery, Documentation

See detailed skills & experience

Articles & engineering notes

Practical write-ups on .NET, React, Azure migrations, and offline architectures.

Read all posts

Hiring, or have an engineering challenge?

Open to hybrid and remote roles. The quickest way to connect is email or LinkedIn message.

Email me directly Connect on LinkedIn
Copied to clipboard!