KCKailash Chandra

Expertise

Skills from shipped systems.

15 groups · 198+ skills drawn from production work across marketplaces, education platforms, commerce, AI products, and infrastructure.

01

Architecture & leadership

Enterprise architecture, product strategy, and founder-CTO delivery.

  • Enterprise solution architecture
  • Digital transformation & technology strategy
  • Technical due diligence
  • Product strategy & delivery
  • Founder / CTO leadership (PLUX)
  • Requirements analysis
  • Architecture documentation
  • Monolith vs microservices
  • Scalability vs performance
  • Failure design (timeouts, retries, fallbacks)

02

Frontend

React, Next.js, design systems, and production UI performance.

  • React
  • Next.js (App Router, SSR/SSG/CSR)
  • TypeScript
  • Tailwind CSS
  • Design tokens & design systems
  • Vite + React Router
  • TanStack Query
  • TanStack Table
  • React Hook Form
  • Component composition

03

Mobile

React Native apps for customer and operations workflows.

  • React Native (iOS & Android)
  • Expo apps
  • Bare / native-control React Native
  • OTP authentication
  • Secure token storage
  • Role-based mobile apps
  • Offline & unstable-network patterns
  • Lists, images & navigation performance
  • Customer & delivery companion apps
  • Mobile API & state patterns

04

Desktop & packaged apps

Electron products with local persistence.

  • Electron + React
  • SQLite local persistence
  • TrackDesk / desktop time tracking
  • Packaged desktop tooling

05

Backend & languages

Node, PHP, and Python services for production workloads.

  • Node.js
  • Express
  • NestJS
  • PHP 8
  • Laravel
  • Symfony
  • CodeIgniter
  • Magento 2 modules & DI
  • Python
  • FastAPI

06

Queues, workers & realtime

Background jobs, chat, and live collaboration infrastructure.

  • BullMQ + Redis workers
  • Laravel queues
  • Python ARQ / matching workers
  • Socket.IO
  • LiveKit realtime A/V
  • WebPush notifications
  • Nodemailer / SMTP services
  • Mandrill email drivers
  • Webhook idempotency & retries

07

Commerce & CMS

Magento, Shopify, WooCommerce, and enterprise WordPress.

  • Adobe Commerce / Magento 2
  • Magento multi-store & multi-region
  • Magento indexers, cache & checkout
  • Shopify storefronts
  • Shopify apps (App Bridge, GraphQL Admin)
  • Shopify webhooks & catalogue sync
  • Headless commerce
  • WooCommerce architecture
  • WooCommerce payments & CRM
  • WordPress / Roots Sage / ACF

08

AI & automation

Production AI systems beyond a single LLM API call.

  • OpenAI / generative AI architecture
  • Chatbots → tool-using agents
  • RAG architecture
  • Conversation memory & guardrails
  • AI automation workflows
  • LLM cost & latency optimisation
  • AI observability
  • HighChat.ai product patterns
  • TOSALL chatbot interfaces

09

Data, ORM & search

SQL, NoSQL, search platforms, and query-first modelling.

  • MySQL / MariaDB
  • PostgreSQL
  • MongoDB / Mongoose
  • SQLite
  • Prisma
  • Schema & index design
  • Aggregations & transactions
  • Multi-tenant data modelling
  • Database migrations
  • Read replicas

10

Payments, CRM & growth integrations

Payments, CRM, analytics, and SaaS integration layers.

  • REST API design & versioning
  • AuthN vs AuthZ
  • Flywire payment gateway
  • Razorpay
  • Omnipay (PayPal, PayU, 2Checkout)
  • WooCommerce payment integrations
  • Salesforce
  • Marketo
  • FormAssembly
  • GTM / analytics / tag management

11

Cloud, edge, hosting & DevOps

Linux/Apache production hosting with Cloudflare and AWS.

  • AWS architecture
  • Microsoft Azure
  • Cloudflare edge / CDN / security
  • Linux server setup & monitoring
  • Apache vhosts & reverse proxy
  • PHP-FPM pools
  • systemd multi-unit services
  • PM2
  • SSL / Certbot
  • Zero-downtime Node deploys

12

Security & quality

Secure defaults, validation, and testable delivery.

  • Edge security for web apps
  • API abuse protection & rate limiting
  • Secure token storage
  • Secrets hygiene
  • Helmet & input validation
  • HTML purifying patterns
  • Cybersecurity best practices
  • QA / UAT coordination
  • Playwright E2E
  • Vitest / Jest unit tests

13

Monorepos & engineering DX

Shared packages, typed SDKs, and maintainable monorepos.

  • pnpm / Turbo monorepos
  • Shared SDK & types packages
  • Design-token packages
  • Internal UI packages
  • TypeScript-first APIs
  • Prisma schema workflows
  • Vite for apps & Sage tooling

14

Domains & products delivered

Marketplaces, education, AI, commerce, and platform products.

  • B2B marketplaces (India Sellers)
  • Freelancer marketplace patterns
  • Multi-region education (SAE, ACAP, CSU, Navitas, WLA)
  • Community platforms (Tipster Challenge)
  • Desktop time tracking (TrackDesk)
  • Survey ops (TrueOpinion)
  • Storage booking (PSCS)
  • Learning products (LogicSkid)
  • Shopify testimonials & wallet apps (Samio)
  • Job boards (Naukries)

15

Delivery & collaboration tooling

How work is planned, tracked, and supported long-term.

  • Jira
  • Azure DevOps
  • Trello / Asana
  • Microsoft Project
  • GitHub / GitLab / Bitbucket
  • Slack / Microsoft Teams
  • Google Workspace
  • Product roadmapping
  • Technical documentation
  • Long-term maintenance & support