Discover
Understand the goal, the stack and the constraints.
TECHNOLOGY SERVICE PROVIDEREngineering for
Engineering for
a connected
economy.
UPI integrations. Thoughtful APIs. Resilient backends. We help turn complex requirements into clear, connected technology.
+ Payments expertise. Possibilities across domains.
INTEGRATION LAYER
ENGINEERING CORE
↗UPIINTEGRATION
{ }APICONNECTED SERVICES
▧CloudINFRASTRUCTURE
CONCEPT VIEW / PAYMENT ARCHITECTURE
UPI INTEGRATION✳API ENGINEERING✳TESTING & SIMULATION✳CLOUD INFRASTRUCTURE✳CONNECTED SYSTEMS
WHAT WE DODeep engineering.
Deep engineering.
Practical outcomes.
From a payment flow to the infrastructure beneath it, we bring the pieces together with clear contracts and an agreed scope.
01 / EXPERTISE
UPI integration consulting
From the first API call to the difficult edge cases.
Explore capability ↗02 / EXPERTISE
API & backend engineering
A dependable foundation for connected products.
Explore capability ↗03 / EXPERTISE
Testing & simulation
Explore failures before your customers encounter them.
Explore capability ↗04 / EXPERTISE
Cloud infrastructure
Make environments repeatable. Make behavior visible.
Explore capability ↗SEE THE THINKINGA small window into
A small window into
the engineering.
Explore a simplified routing flow. Change the scenario and watch the architecture respond. All data is synthetic; no payments are sent.
01Client requestValidate the contract
02Integration layerHandle the state
03Provider responseResolve the outcome
SCENARIO RESULT
A clear path from request to response.
Validate the request, route it through the integration layer, and map the provider response to an explicit outcome.
Ready. Choose a scenario and run the simulation.
HOW WE WORKClarity at
Clarity at
every layer.
A delivery process that makes the assumptions visible before they become dependencies.
Meet the practiceDesign
Map the integration, its states and its ownership boundaries.
Build & validate
Implement the agreed scope and exercise the difficult cases.
Document & hand over
Make the architecture, behavior and next steps understandable.
PRODUCTS & ENGINEERING LABSIdeas you can
Ideas you can
look inside.
Explore our approach to message translation and scenario-driven integration testing. Current labs are engineering prototypes, with their scope stated clearly.
Explore the labsmessage-translation / example profilePROTOTYPE
// One canonical model. Explicit mappings. source → JSON / ISO 8583 adapt → Canonical payment map → pacs.008.001.08 check → Schema validation // Translation only. No payment execution.
A FEW GOOD QUESTIONS
Start with the answers.
Understand what we do, how we engage and where our role begins.
What does Paytattvah Technologies do?
We provide technology services: UPI integration consulting, API and backend development, testing and simulation, and cloud infrastructure. Our focus is payments engineering, with services available across other technology domains.
Can you help with a UPI integration?
Yes. We offer integration consulting covering architecture, API flows, callbacks, failure handling and testing. Access to production UPI services depends on the relevant bank or authorized provider, its agreements and its onboarding requirements.
Are you a bank or a payment processor?
Paytattvah Technologies is a Technology Service Provider. We do not present ourselves as a bank, a payment aggregator or an NPCI-approved participant. Our role is engineering and integration support.
Do you work outside fintech?
Yes. API engineering, backend services, testing and cloud infrastructure can support businesses across domains. We begin by understanding your requirements and agreeing the scope.
LET’S BUILD WITH CLARITYHave a complex integration
Tell us what you’re building Have a complex integration
in mind?
Bring the challenge. We’ll help shape the engineering scope.