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Kennedy Chokkalingam
Case Studies

Case Studies

What results have clients achieved?

Case studies document real software projects — the business problem, technical solution, stack, timeline, and impact. Kennedy has built multi-tenant SaaS platforms, consumer PWAs, B2B marketplaces, and industry-specific operations software for startups and growing businesses, with architecture and delivery owned end-to-end.

Selected deployments showing how dedicated development partnerships delivered measurable outcomes.

  • Production Deployments
  • SaaS & Marketplaces
  • Measurable Outcomes
  • Full-Stack Delivery

Problem, solution, and business impact

Client Projects

Each case study tells the business story first — the challenge, solution, workflow, and measurable impact — with technical architecture and engineering decisions further down the page.

Multi-Tenant Garage Management SaaS1 month multi-tenant SaaS build

Garage Nanban

  1. Business Problem

    Indian automobile garages ran job cards, billing, and customer follow-ups on paper and WhatsApp with no unified workshop system.

  2. Technical Solution

    Delivered multi-tenant workshop SaaS with job cards, GST invoicing, inventory, service reminders, and customer self-service portal.

  3. Technology

    • Next.js
    • NestJS
    • PostgreSQL
    • Redis
    • Docker

Outcome

Workshop operations digitized — job cards, GST billing, and reminders on garagenanban.com

Read full case study
Multi-Tenant WhatsApp SaaS4 months MVP to production + feature expansion

WA Blast

  1. Business Problem

    Indian SMBs needed one WhatsApp workspace for marketing, automation, commerce, and lead management without fragile scripts or disconnected tools.

  2. Technical Solution

    Architected multi-tenant SaaS with Meta Cloud API, React Flow automation, Razorpay billing, Socket.IO realtime, and PWA customer app.

  3. Technology

    • NestJS
    • PostgreSQL
    • Redis
    • BullMQ
    • React
    • Docker

Outcome

Unified WhatsApp SaaS replacing fragmented tools — multi-tenant automation and billing on wablast.in

Read full case study
Consumer Loan Planning PWA1.5 months consumer PWA launch

EMI Planner Pro

  1. Business Problem

    Consumers needed a trustworthy EMI planning tool with prepayment scenarios, bank comparisons, and offline-friendly access — beyond spreadsheet calculators.

  2. Technical Solution

    Shipped a Next.js PWA with multi-tab calculators, encrypted local storage, forecast APIs, FCM push, and PDF/CSV export.

  3. Technology

    • Next.js
    • React
    • PWA
    • Workbox
    • Docker

Outcome

Production PWA with prepayment forecasting and bank recommendations — live at emiplannerpro.com

Read full case study
Multi-Tenant Fleet SaaS1.5 months core platform + billing module

Aara Trips

  1. Business Problem

    Fleet operators needed a multi-tenant platform for enquiries, trip dispatch, driver provisioning, and GST billing — replacing phone and spreadsheet coordination.

  2. Technical Solution

    Built fleet SaaS with NestJS, Prisma, public discovery, trip operations, Razorpay billing, and Socket.IO realtime updates.

  3. Technology

    • NestJS
    • Prisma
    • PostgreSQL
    • Razorpay
    • Socket.IO

Outcome

End-to-end fleet operations platform with billing and analytics on aaratrips.com

Read full case study
Local Business Discovery Platform2 months platform build + ongoing iteration

Deskon

  1. Business Problem

    Local businesses needed a trusted discovery platform with verified listings, subscription gating, and city-scoped operations — not another unstructured directory.

  2. Technical Solution

    Built a dual Next.js platform with NestJS API, PostgreSQL, Redis queues, verification workflows, and subscription billing for listing eligibility.

  3. Technology

    • Next.js
    • NestJS
    • PostgreSQL
    • Redis
    • Docker

Outcome

Subscription-gated listings with government verification and city-scoped RBAC — scalable local business discovery on deskon.in

Read full case study
B2B SaaS Discovery Marketplace1.5 months marketplace MVP to launch

SaaS Advisory Hub

  1. Business Problem

    B2B buyers lacked a moderated marketplace to discover, compare, and review software and advisory services with vendor workflows.

  2. Technical Solution

    Built dual Next.js apps with NestJS, Meilisearch discovery, vendor moderation, reviews, compare UX, and cloud media uploads.

  3. Technology

    • Next.js
    • NestJS
    • Meilisearch
    • PostgreSQL
    • Docker

Outcome

B2B discovery marketplace with search, reviews, and vendor pipeline on saasadvisoryhub.com

Read full case study
Kennedy Chokkalingam — available for development partnerships

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