A decade of building.
Every system documented.

eCommerce hybrid web + mobile application for a milk-delivery and organic-foods store, built on an advanced AI stack with WhatsApp automation for ordering, support and customer engagement.

Designed and built the complete IT infrastructure and server stack for a media company's 50+ video editors: high-bandwidth centralized storage for large video files, self-hosted file sync and collaboration on Linux servers, and ongoing operational monitoring with log-driven troubleshooting.

Smart Home Automation — Home Assistant + ESP32

Home Assistant hub integrated with custom ESP32 nodes as smart switches and camera endpoints; voice + scheduled automations; 24/7 streaming with event triggers; secured via Cloudflare tunnel.

Odoo Manufacturing Academy — Chennai

Attended the Odoo Manufacturing Academy (hosted by Odoo IN Pvt Ltd) in Chennai — manufacturing-ERP sessions, with an interest in becoming an official Odoo Partner.

Re-identified every layer of a 7-module Go microservices OS (CasaOS) plus its Vue UI across four branding layers, preserving inter-service contracts. 858 Go import-path replacements across 175 files; 848 i18n strings across 31 languages.

Electron main/renderer split with a strict secret boundary: a provider-agnostic AI Router in the main process; API keys encrypted in the OS keychain (safeStorage), never reaching the renderer. Streams OpenAI, Anthropic and local Ollama.

Delivered a completed non-veg e-commerce hybrid web + mobile app, then ran the full annual maintenance contract (AMC) ever since — end-to-end managed support, security operations and cloud reliability.

Shareable monorepo SaaS foundation (Angular 18 SSR + NestJS + MongoDB + Redis) with auth, API-key management, Stripe+Razorpay billing, AI chat, referrals and analytics pre-wired for forking.

Multi-tenant SaaS: Angular 18 SSR frontend, modular NestJS backend, MongoDB + Redis, Razorpay billing and an AI pipeline tuned for sub-2s replies with n8n automation hooks. Zero to live in 6 weeks.

LLM-assisted drafting pipeline inside the NestJS CMS: submit title+outline, the API calls the LLM, caches by content hash in Redis, and returns a markdown draft in under 10s. ~70% drafting-time cut.

Three Angular 18 standalone components with signals (JSON Formatter, JWT Decoder, API Tester) shipped as an offline-capable PWA with zero backend. #1 organic traffic driver.

Node.js + Express server with Socket.io for real-time rooms and state sync, driving a branching narrative game for multiple concurrent players.

In-browser computer-vision prototypes using Google MediaPipe with the camera and Web APIs — gesture and landmark-based interaction demos.

Nine engagements: self-hosted cloud (Proxmox+Docker+Cloudflare), multi-tenant WordPress SaaS, WireGuard/OpenVPN networking and a 40GbE NAS design for 50 editors. One converted into employment.

Bare-metal Linux server running Docker Compose behind NGINX; all traffic via Cloudflare Tunnel (zero open ports); Prometheus metrics with custom alerting. 8+ services, 99.9% uptime over 12 months.

SA Engg — Beeja VAC Training (MERN + Kotlin)

Value-added course delivery / training across the MERN stack, TypeScript and Kotlin — modern full-stack and mobile foundations.

Webshopify India — Full-Stack Internship

Full-stack developer internship on the LAMP stack — training, project work and a completion certification.

Bundle of client proposals, statements of work, MR documents and conveyor-automation simulations for a Mumbai manufacturing client.

GIS-style water-distribution network over satellite imagery of the farmland: pipeline routes and a labeled node layout (multiple water sources feeding dozens of distribution points), packaged as client maps, a presentation and a case-study report.

LabVIEW instrumentation system generating and monitoring PWM signals with data acquisition for automotive/embedded ECU test benches.

Manufacturable dental device designed in SolidWorks with detailed part and assembly modeling and renders.

KCET Training Program

Technical training program — hands-on instruction and practical lab work.

Four-wheel SolidWorks design with repeated leg modules (drive, steering, lead-screw lift, cylinder-piston width expansion); full renders, dimensioned drawings, BOM and Aluminium-6061 material research.

Ruby on Rails 5 MVC LMS with separate Devise auth per role (admin/teacher/student) and domain models for courses, categories, plans and subscriptions.

Sealed, propulsion-driven submersible robot platform with waterproofing and thrust control.

Multi-joint robotic manipulator driven by an 8051 controller through a motor-driver stage, with a custom PCB and mechanical linkage for pick/place motion.

Ultra-low-power embedded control and peripheral experiments built with the TI MSP430 toolchain.

TensorFlow-based computer-vision inference simulation/demo on Linux, captured as video and image evidence.

Fabricated rugged metal chassis with off-road wheels, front ultrasonic apertures and an installed control PCB validated via laptop serial output.

Hardware-centric autonomous ground robot with motor direction/speed control and a documented, reproducible project structure.

PLC / Industrial Automation Training

PLC programming and industrial-automation training — digital logic functions, sensors and Omron micro-PLC I/O.

A set of AR/MR solution-showcase demos (including office/enterprise scenarios), captured as client-facing showcase videos.

Kids Innovation Space — STEM & Robotics Education

Mentor and instructor for Kids Innovation Space — a school STEM & robotics education initiative by Asimo Robotics (Educational Division). Taught hands-on electronics and robotics to school children (ages ~6–15) through in-school outreach and a dedicated maker space, and coached student teams to compete.

+3

Robot that adheres to and climbs vertical surfaces using a suction/vacuum adhesion mechanism plus drive — a non-trivial mobility challenge solved mechanically.

Prgaiyam — Innovation Showcase / Event

Engineering innovation event — presenting and demonstrating project work to a wider audience.

Four-rotor aerial platform with flight controller, brushless motors/ESCs and IMU stabilization tuning.

PIC16F628A bit-bangs data into a 74HC595 shift register to multiplex a multi-digit 7-segment display via a segment lookup table, with a debounced function key.

Ashok Leyland — Industrial Visit / Engagement

Industrial engagement / visit — exposure to manufacturing-scale engineering operations.

Professional Certifications

Professional / technical certifications documenting formal training and qualifications.

PIC firmware (Embedded C) with RTC integration and peripheral control as a reusable firmware sample set.

Bare-metal Keil projects on the STM32F103: CAN (72 MHz clock tree, 500 kbit, ADC over CAN to LCD), PWM, GPIO and UART drivers as the foundation for a PID loop.

Robotics Engineer — Arobot

Robotics engineering role — the period behind much of the robotics, PCB and embedded hardware work in this timeline.

Hardware closed-loop temperature control prototype with sensing, actuation and tuning — companion to the STM32 firmware work.

Custom PCB design and fabrication for robotics controllers and driver boards during the Arobot robotics engineering period.

Embedded RFID reader module integrated with a microcontroller for tag identification and access-control logic.

I2C master/slave bridge between a Raspberry Pi and an Arduino, offloading real-time I/O to the MCU while the Pi handles higher-level logic.

Arduino-based rover fusing four ultrasonic sonars, a Pixy vision camera over SPI, and motor current/temperature into a framed serial protocol, driven from a C#/.NET desktop joystick GUI. Three firmware iterations.

Industrial 7-segment job-counting display with a wireless control link for CNC production plan assignment, integrated into the shop-floor workflow and delivered to a manufacturing client.

C#/.NET WinForms desktop application handling menu, orders and billing workflows with a local data store.