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Engineering

Stacks, arquitecturas y trade-offs reales. Sin marketing.

12 articles

Engineering

Lead scoring in LATAM: from rules to ML for B2B teams in 2026

Three maturity levels (rules to logistic regression to XGBoost), metrics so you do not fool yourself, and a real Mexico case 3.1% to 8.7% in 90 days.

May 27, 2026 · 8 min
Engineering

ClickHouse benchmark 2026: a ClickBench breakdown and competitor comparison for LATAM

Honest ClickBench breakdown — 43 queries, 60+ OLAP engines compared. When migrating to ClickHouse in LATAM pays off, and when it doesn't.

May 27, 2026 · 8 min
Engineering

Churn prediction model for LATAM: retention model architecture (2026)

XGBoost vs survival analysis, identity resolution across CPF/RUC/CURP, per-segment retention playbook. What separates LATAM churn models that pay from models that decorate a dashboard.

May 27, 2026 · 8 min
Engineering

Computer vision consultant in LATAM: what gets bought in 2026 — and who is overpaying

Computer vision consultant in LATAM in 2026: what clients ask for vs. what they need, real use cases, budgets USD 25k–300k, privacy by country.

May 27, 2026 · 8 min
Engineering

Real-time data architecture: Kafka or REST API — the right call for LATAM

When Kafka is the answer, when REST API still wins, and why most "real-time" projects in LATAM are actually pseudo-real-time.

May 27, 2026 · 8 min
Engineering

Machine learning consultant in LATAM: hiring framework, budgets and use cases for 2026

When to hire a machine learning consultant in LATAM in 2026: methodology, USD 25k–300k budgets, use cases (fraud, churn, demand) and regulation by country.

May 26, 2026 · 8 min
E
Engineering

Buffer time: the invisible KPI killing your orders

The time between "order ready" and "courier picks it up" is the KPI nobody monitors — and the one that hits quality the hardest. Here is how we instrumented it for Dodo Pizza with Spark Streaming + Delta Lake, and the 4 mistakes we made before doing it right.

Apr 25, 2026 · 14 min
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Engineering

SIRE SUNAT January 2026: complete guide for SMBs on Odoo

Mandatory adoption of the Integrated Electronic Records System (SIRE) starts January 2026. What it means for SMBs already on Odoo, what to migrate, what to validate.

Apr 10, 2026 · 9 min
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Engineering Mexico

CFDI Carta Porte 3.x in Mexico: when it actually applies

SAT keeps tightening Carta Porte. Who must issue it, who can skip it, what the most common rejections are — and how to wire it into Odoo without breaking your invoicing flow.

Apr 5, 2026 · 8 min
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Engineering

Verdict: 60 Odoo implementations in LATAM and what they all got wrong

I've audited 60 Odoo implementations across Peru, Mexico, Colombia, and Argentina. The same 8 mistakes repeat in every project. Here's the pattern — and the one fix nobody does.

Apr 1, 2026 · 11 min
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Engineering Argentina

Monotributo recategorization in Argentina: what ARCA actually checks

ARCA changed how it audits Monotributo since 2025. The old "I'll just declare the same income" trick stopped working. Here's what to validate in your books before recategorization day.

Mar 28, 2026 · 7 min
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Engineering Colombia

Colombia electronic payroll: DIAN deductibility rules in 2026

DIAN tightened the rules: payroll expenses are deductible only if the electronic payroll document is properly issued and accepted. Misses cost 35% in income tax.

Mar 20, 2026 · 6 min