Vitthal Mirji

Software Engineering, Data Engineering, Functional Programming, Scala, GNU/Linux, Data, AI/ML, and other things

Services and policies

Technical consulting services. No physical goods. No restricted categories.

Line of business

I provide consulting and training/learning services in data engineering, Scala systems, and production data platforms.

Payment gateway use case

The payment gateway is used only for consulting and training/learning services listed on this page.

Payment flow

  1. Pick a service and click Pay now.
  2. Enter your name + email + phone, then proceed.
  3. Complete payment on the gateway page.
  4. You receive a payment confirmation (gateway + email).
  5. I confirm delivery schedule by email and share the invoice/receipt.
  6. Service is delivered as per the agreed scope and timelines.
  7. Card test payment link of INR 2 only - Pay in INR / Pay in International currency
  8. Card verification (₹1 pre-auth + auto-void) - Start card verification

Payment links expire in 15 minutes for safety.

Final payable amount may include a small payment gateway charge (shown during checkout). This depends on the payment method and gateway.

Payment details

When you click a payment link, you’ll be taken to a dedicated payment page where you:

If the payment page fails to load or submit, email me and I’ll send a manual link.

Payment data usage

I only collect what’s needed to generate the payment link and send confirmation:

I don’t store card data. That stays with the gateway.

Services (consulting + learning)

All prices are in INR. Final pricing is confirmed after scope and timeline are agreed.

Ad-hoc / one-off

ServiceWhat you getPrice (INR)Payment link
60-min consultProblem framing + next steps6,000 4,500Pay in INR / Pay in International currency
90-min deep diveArchitecture/scale review + action list9,000 6,750Pay in INR / Pay in International currency
Architecture review1-2 diagrams + written recommendations18,750 14,063Pay in INR / Pay in International currency
Spark/Databricks performance tune-upReview of up to 2 jobs + fixes list22,500 16,875Pay in INR / Pay in International currency
Data platform audit2-week audit + prioritized roadmap56,250 42,188Pay in INR / Pay in International currency
Quick check-in (5 min)Small upfront payment for quick help20Pay in INR / Pay in International currency

Monthly retainers (subscription)

PlanIncludesPrice (INR / month)Payment link
Starter5 hours + async Q&A26,250 19,688Pay in INR / Pay in International currency
Pro12 hours + roadmap support56,250 42,188Pay in INR / Pay in International currency
Team25 hours + mentoring1,12,500 84,375Pay in INR / Pay in International currency

Yearly advisory (subscription)

PlanIncludesPrice (INR / year)Payment link
Advisor30 hours + quarterly reviews2,70,000 2,02,500Pay in INR / Pay in International currency
Partner60 hours + monthly reviews4,50,000 3,37,500Pay in INR / Pay in International currency

Learning and training

OfferingFormatPrice (INR)Payment link
Scala FP mentoring4 sessions / month18,000 13,500 / monthPay in INR / Pay in International currency
Spark/Databricks bootcamp6 sessions45,000 33,750Pay in INR / Pay in International currency
Data engineering foundations (team)2-3 weeks1,12,500 84,375+Pay in INR / Pay in International currency
Interview prep (Staff/Principal)4 sessions21,000 15,750Pay in INR / Pay in International currency

Taxes (GST/withholding) apply as per invoice and your jurisdiction.

Payment options

We support two payment gateways for your convenience:

Each service has two payment buttons. Choose the one that matches your payment method.

Cashfree - Domestic Payments (India)

PayU - International & AMEX

Payment Security:

Policies

Contact us

About us

Short version: I build and advise on data platforms, Scala systems, and production-grade pipelines. For the long version, see: