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Case Studies

Selected work in sustainability, payments, and fintech—designed for outcomes and shipped to production.

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Enablesus sustainability platform visuals
Web • Sustainability

Enablesus — Sustainability Solution

Supplier ESG data collection, dashboards, and carbon-footprint reporting built for enterprise workflows.

ESG reporting • Supplier portals See Full Story
Anyday BNPL payment experience
Fintech • Buy-Now-Pay-Later

Anyday — Buy-Now-Pay-Later

Checkout widget, merchant portal, risk checks, and PCI-aware flows to enable flexible payments.

Payments • Merchant tools See Full Story
Trofaco sustainability payments visuals
Web • Sustainability • Payments

Trofaco — Sustainability Solution & Payments

Sponsor management, donation flows, impact tracking, and automated certificates for CSR transparency.

Donations • Impact reports See Full Story

Enablesus: Sustainability Solution

Web • ESG & Carbon • Supplier portals, audits, and reporting dashboards

Enablesus sustainability platform

Client Profile

Enterprise sustainability platform enabling companies and their suppliers to capture ESG data and report progress.

Challenges

  • Collecting comparable ESG data from diverse suppliers.
  • Automated scoring and audit trails for compliance.
  • Carbon accounting with exportable evidence.

Solution Implemented

  • Role-based supplier portals with guided questionnaires and validations.
  • Workflow engine for reviews, approvals, and corrective actions.
  • Dashboards with progress, gaps, and downloadable reports.

Tech Stack

Next.js, React, Node.js (Nest/NExpress), PostgreSQL, S3, serverless jobs, OAuth SSO.

Anyday: Buy-Now-Pay-Later (BNPL)

Fintech • Payments • Checkout widget, merchant console, risk & webhooks

Anyday BNPL product

Client Profile

BNPL provider offering flexible installments to shoppers and a portal for merchants to manage payouts and settlements.

Challenges

  • Embedding a frictionless payment option at checkout.
  • Risk checks, KYC, and decisioning latencies.
  • PCI-aware tokenization and settlement reconciliation.

Solution Implemented

  • Lightweight checkout widget with drop-in SDK and merchant branding.
  • Risk pipeline with async webhooks and review queues.
  • Merchant console for refunds, settlements, and dispute handling.

Tech Stack

React, Next.js, Node.js, PostgreSQL, message queues, secure key vault, analytics.

Trofaco: Sustainability Solution & Payments

Web • CSR/Donations • Sponsorship flows, impact reporting, certificates

Trofaco platform

Client Profile

CSR platform that lets sponsors fund projects, track impact KPIs, and receive compliant certificates and updates.

Challenges

  • Transparent donation and payout flows.
  • Project/beneficiary tracking with media proofs.
  • Automated certificates and tax-ready receipts.

Solution Implemented

  • Payments with retries, webhooks, and reconciliation dashboards.
  • Project pages, updates, and impact KPIs with export.
  • Automated acknowledgements and certificate generation.

Tech Stack

Next.js, React, Node.js, Stripe/Payments API, PostgreSQL, S3 media, background workers.

Ready to start a pilot?

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Share where you are today, what you’re trying to ship, and the constraints you’re working with. We’ll map a practical path — and define the first slice that proves measurable value.

India & US teams Response within 1 business day
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Delivery team
The people accountable for execution — not just deliverables.
Meet the team →
Anoop Haldhar

Anoop Haldhar

Founder & Principal — Execution Systems

Subodh Bhatt

Subodh Bhatt

Execution Systems Lead

Akriti Sharma

Akriti Sharma

Automation & Integrations

Radhika Kanswal

Radhika Kanswal

Growth & GTM Systems

Tell us about your needs

We’ll get back to you within 24 hours

WHIZZYSTACK HQ 

All queries

Whizzystack Solutions
B-61, Sector 67, Noida, Delhi-NCR 201301 

Phone:  +91 95 6064 1297  |  0(120) 428 7309
E-mail : info@whizzystack.co
Web:  www.whizzystack.co

All queries

Whizzytack Solutions
B-61, Sector 67,   Noida, Delhi-NCR 201301 

Phone:  +91 95 6064 1297  |  0(120) 428 7309
E-mail : info@whizzystack.co
Web:  www.whizzystack.co

All queries

Whizzytack Solutions
111, Pemberton BLVD, Brown Mills, NJ 08015 US

Phone:  +91 95 6064 1297  |  0(120) 428 7309
E-mail : info@whizzystack.co
Web:  www.whizzystack.co

All queries


E-mail:  info@whizzystack.co 
Web:  www.whizzystack.co

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