Gustavo Cesar
·
Growth · Systems · Execution

I build scalable marketing systems that generate leads and revenue.

Combining paid media, content and automation into structured growth execution.

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$marketing-system --mode=scale --output=results
01Work

Selected Projects

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B2B Lead Generation System

SaaS company with no structured inbound funnel

Role: Growth Strategist & Marketing Automation Lead
Meta Adsn8nHubSpotNotion

3.2x increase in qualified leads in 90 days

Performance Media Infrastructure

E-commerce brand spending inconsistently across 3 platforms

Role: Paid Media Architect
Google AdsMeta AdsLooker StudioGoogle Sheets

ROAS improved from 1.8x to 4.1x over 60 days

Content-to-Lead Automation Pipeline

Agency with high content output but zero structured distribution

Role: Systems Designer
Make (Integromat)AirtableWebflowLinkedIn API

Content distribution time cut from 4h to 12min per week

02Deep Dives

Case Studies

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Case Study

Scaling a SaaS from €0 to €80k MRR with a Performance System

A B2B SaaS in the HR tech space had a strong product but no repeatable acquisition engine. The founding team was selling manually through referrals, with no paid channel, no structured content, and no marketing infrastructure.

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Case Study

Rebuilding a DTC Brand's Paid Media Engine After iOS 14

A direct-to-consumer health brand had been running profitable Meta Ads for 2 years. After iOS 14 privacy changes, ROAS dropped from 4.2x to 1.6x in 60 days. They were considering abandoning paid social entirely.

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03Infrastructure

Systems & Automations

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Automation

Lead Qualification Automation

Webhook-triggered pipeline that scores leads from Meta/Google Ads against ICP criteria and routes them to CRM within 90 seconds.

n8nHubSpotSlackOpenAI
Data Infrastructure

Performance Reporting Stack

Unified marketing data warehouse pulling from Meta, Google Ads and Shopify APIs — automated daily refresh with weekly email delivery.

BigQueryLooker StudioGoogle Sheets
04Writing

Latest Posts

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April 8, 2026·2 min read

How I Built a Lead Generation Machine with n8n

A practical breakdown of how I automated lead capture, qualification and CRM sync using n8n — without writing a single line of backend code.

automationn8ngrowth
March 20, 2026·2 min read

Stop Running Ads. Start Running a System.

Most paid media fails not because of bad creatives — but because there's no system behind the spend. Here's how I structure paid media for consistent performance.

paid mediastrategygrowth
About

Who I Am

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I operate at the intersection of strategy and execution. My focus is building marketing systems that scale — combining paid media, content and automation.

I work best in environments where performance and clarity matter.