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Brazil · São Paulo

Payment Gateway & PSP Integration Company in São Paulo

Card, wallet, bank-transfer and real-time payment integrations with smart routing and reconciliation. Delivered for São Paulo companies with late-morning to afternoon overlap with São Paulo.

PaymentsSão PauloPayment Gateway & PSP Integration

Quick answer

Who provides payment gateway & PSP integration in São Paulo?

NNT Software provides payment gateway & PSP integration for companies in São Paulo, Brazil remotely from India. NNT Software integrates Stripe, Adyen, Checkout.com, PayPal and regional rails such as Pix, UPI, SEPA Instant and FedNow, with multi-PSP routing, payouts, 3DS2 and automated reconciliation.

Key takeaways

  • Payment Gateway & PSP Integration for São Paulo, Brazil.
  • Latin America's largest fintech, banking and e-commerce hub.
  • Delivered with late-morning to afternoon overlap with São Paulo; pricing as per your budget.
  • Languages: Portuguese.

Payment Gateway & PSP Integration in São Paulo, Brazil: overview

In São Paulo, brazil's fintech sector drives steady demand for payment gateway & PSP integration. Latin America's largest fintech, banking and e-commerce hub.

Card, wallet, bank-transfer and real-time payment integrations with smart routing and reconciliation. Delivered remotely from India with late-morning to afternoon overlap with São Paulo.

São Paulo at a glance

Business districts

Most of the activity in São Paulo is concentrated in Avenida Paulista, Faria Lima and Vila Olímpia. We regularly support companies based in these areas.

Economy and key industries

Banking, fintech, e-commerce and corporate HQs. These sectors drive most of the software demand we see in São Paulo.

Talent and universities

University of São Paulo (USP), Insper and FGV. Local teams often pair with our engineers in India to add capacity and specialist skills.

Connectivity and infrastructure

Guarulhos and Congonhas airports and the Port of Santos nearby. We plan hosting, latency and integrations with this in mind.

Why São Paulo companies invest in software

With banking, fintech, e-commerce and corporate HQs, businesses in São Paulo face growing pressure to digitise operations, serve customers online and integrate with partners. The most common requests we receive from São Paulo are payment gateway & PSP integration.

Because São Paulo draws talent from University of São Paulo (USP), many companies here run lean in-house teams and use NNT Software to add product engineering, QA, DevOps or AI skills on demand — with delivery scheduled around BRT working hours.

How we would approach a project in São Paulo

  • Start with the workflows that matter most to banking — usually 3ds2 & fraud rules and reconciliation.
  • Meet stakeholders in Avenida Paulista or online for a one-to-two-week discovery workshop.
  • Plan hosting and integrations around guarulhos and the BRT working day.
  • Combine your local team — often hired from University of São Paulo (USP) — with NNT engineers for design, development and QA.
  • Release in two-week sprints and review results with your São Paulo team every fortnight.

How São Paulo businesses use payment gateway & PSP integration

3DS2 & fraud rules

Strong customer authentication with risk-based exemptions. Fintech companies in São Paulo usually prioritise this first, tracking progress on onboarding completion rate and time to approve an application.

Reconciliation

Settlement matching, fees and chargeback tracking in one ledger. Fintech companies in São Paulo usually prioritise this first, tracking progress on onboarding completion rate and time to approve an application.

Multi-PSP orchestration

Route by cost, currency and approval rate with automatic failover. Fintech companies in São Paulo usually prioritise this first, tracking progress on onboarding completion rate and time to approve an application.

Local payment methods

Pix, UPI, iDEAL, BLIK, Bizum, mada, KNET, M-Pesa and more. Fintech companies in São Paulo usually prioritise this first, tracking progress on onboarding completion rate and time to approve an application.

Marketplace payouts

Split payments, escrow, vendor onboarding and scheduled payouts. Fintech companies in São Paulo usually prioritise this first, tracking progress on onboarding completion rate and time to approve an application.

Subscriptions & invoicing

Recurring billing, dunning and proration. Fintech companies in São Paulo usually prioritise this first, tracking progress on onboarding completion rate and time to approve an application.

What payment gateway & psp integration includes for São Paulo clients

3DS2 & fraud rules

Strong customer authentication with risk-based exemptions.

Reconciliation

Settlement matching, fees and chargeback tracking in one ledger.

Multi-PSP orchestration

Route by cost, currency and approval rate with automatic failover.

Local payment methods

Pix, UPI, iDEAL, BLIK, Bizum, mada, KNET, M-Pesa and more.

Marketplace payouts

Split payments, escrow, vendor onboarding and scheduled payouts.

Subscriptions & invoicing

Recurring billing, dunning and proration.

Hosting for São Paulo projects

For low latency in São Paulo and compliance with LGPD, we usually recommend AWS sa-east-1 (São Paulo), Azure Brazil South, Google Cloud São Paulo.

Localising payment gateway & PSP integration for São Paulo

Business in São Paulo is mainly conducted in Portuguese. We build interfaces, notifications and documents ready for those languages, and plan releases around the BRT working day.

Payment Gateway & PSP Integration pricing for São Paulo

Priced as per your requirements and budget, quoted in BRL or USD, after a free discovery call.

Working with a São Paulo team

We work with late-morning to afternoon overlap with São Paulo (BRT). You get a named project manager, weekly demos and written status reports.

Next steps

Ready to discuss payment gateway & PSP integration in São Paulo? Here is how to get started with NNT Software:

  • Share your goals, users, must-have features and timeline through the contact form, email or WhatsApp.
  • Join a free 30-minute discovery call with a solution architect — we sign an NDA first if you prefer.
  • Receive a written proposal within 48 hours: scope, milestones, team, timeline and fixed estimate.
  • Kick off with a discovery workshop and see working software in your first sprint demo.

Why choose N&T Software for Payment Gateway & PSP Integration in São Paulo

A technology partnership that feels structured, fast and dependable

We help businesses move from scattered tools and manual work to stable digital systems that are easier to manage, scale and improve over time. Our approach blends business understanding, practical execution and long-term support.

16+

Years of team experience

2,000+

Projects delivered

50+

In-house engineers

8

Own SaaS products

  1. 01

    Custom software aligned to your workflows

    Approval cycles, reporting and integrations designed around how your team actually works.

  2. 02

    A clear, predictable delivery process

    Discovery, fixed milestones, weekly demos and a shared backlog from kickoff to launch.

  3. 03

    Architecture built for growth

    Scalable, secure foundations ready for automation, AI, integrations and new markets.

  4. 04

    Long-term support after launch

    SLA-backed maintenance, monitoring and continuous improvement.

Frequently asked questions

Do you build PCI-DSS compliant payment flows?

We design to minimise PCI scope with tokenisation and hosted fields and support you through SAQ and audit preparation. Formal certification is issued by a QSA.

Can we use several payment providers at once?

Yes. A routing layer lets you use multiple PSPs by country, currency or cost, with automatic failover.

Payment Gateway & PSP Integration in other Brazil cities

Start your payment gateway & PSP integration project in São Paulo

Share your idea and get a free consultation, a clear plan and a written estimate within 48 hours.