[ insights ] > ideas and lessons

What we learn building real systems.

Architecture decisions, costs, integrations and mistakes we see repeated — told from the projects, not from theory.

// public sector · treasury · peru

10 min read

How to Integrate Your Collections System with Peru's SIAF

How your collections or cashier system reconciles with Peru's SIAF (Integrated Financial Administration System): what it is, why it isn't a real-time API, the Recognized/Collected revenue phases, and what the real integration looks like. With a real case.

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// decisions · hiring · peru

11 min read

How to choose a custom software company in Peru

An honest guide to choosing who builds your software in Peru: the questions to ask before signing, the red flags, the code-ownership clause and how to ask for references that actually help. With data and from both sides of the table.

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// identity · fintech · peru

11 min read

KYC and liveness: digital onboarding and the SBS

The two layers of digital KYC in Peru: verifying the ID is real (RENIEC) and that a living person is behind it (liveness). What the SBS requires, what the ISO 30107-3 standard (PAD level 2) against deepfakes is, and how it integrates into your onboarding.

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// integrations · e-invoicing · peru

11 min read

How to integrate SUNAT e-invoicing into your system

How to connect SUNAT e-invoicing to your own system or ERP: the SEE modalities, OSE vs. direct issuance, the UBL 2.1 standard, the CDR, and what to watch so your system invoices on its own — no re-keying. With a real case.

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// interoperability · public sector · peru

11 min read

How to integrate your system with the Peruvian State via PIDE

What Peru's State Interoperability Platform (PIDE) is, which services it exposes (RENIEC, SUNAT, SUNARP and more), how to request access from the SGTD and what the technical integration looks like — with the Digital Government Law framework and a real case.

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// public sector · procurement · peru

12 min read

How to write a TDR to procure custom software

A practical guide to writing the Terms of Reference (TDR) for a software project in Peru's public sector, under Law 32069: what it must define, the code-ownership clause, deliverables, integrations and the mistakes that inflate or sink the project.

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// architecture · scalability · peru

9 min read

How to keep your system from crashing on your busiest day

Why systems collapse right when they matter most (enrollment, sales, sign-ups), what downtime costs, and how a virtual waiting room and the right architecture prevent it. With data and a real case.

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// integrations · peru

10 min read

How to integrate RENIEC identity validation into your system

The real modalities of RENIEC's service, what each query costs, what the agreement requires, and what the technical integration looks like — with the fraud-and-AI context that made it urgent in 2025.

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// software costs

11 min read

How much does custom software cost in Peru?

Real ranges by project type, how AI changed (and didn't change) cost in 2026, why Peruvian rates are competitive, the contracting models and how to ask for a quote you can actually compare. With data and sources.

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// software decisions

8 min read

Custom vs. off-the-shelf software: when each one wins

An honest guide to deciding between building your own system or buying a ready-made one: real costs, integrations, code ownership and the mistakes we see repeated.

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