For Seed & Series A Startups

Most data analysts start with your data.
I start with your business.

I'm a business economist and freelance data analyst — I translate your business challenges into the infrastructure that answers the questions that actually matter.

Book a Discovery Call  → See My Work  →

Backed by 5 years reconciling financial data for 400+ corporate clients — with automated workflows reaching 99% accuracy.

The toolkit behind it
Python
PostgreSQL
MySQL
GCP
BigQuery
Google Sheets
Power BI
Tableau
Looker
n8n
OpenAI
Anthropic
Python
PostgreSQL
MySQL
GCP
BigQuery
Google Sheets
Power BI
Tableau
Looker
n8n
OpenAI
Anthropic
Services

Data Services

Productized services with fixed scope and defined deliverables — clear output, clear timeline.

01
Data Audit
The fastest way to know where your data stands.
  • Full review of your data sources, pipelines, and reporting
  • Identification of revenue leaks and unused data
  • Prioritized roadmap of what to fix first and why
Book a call →
02
Dashboard Sprint
From raw data to decisions — in two weeks.
  • Data cleaning pipeline for reliable, structured data
  • KPI definition aligned with your business goals
  • Dashboard in Power BI, Tableau, or Looker — auto-updated
Book a call →
03
ETL Pipeline & Automation
Stop doing manually what a pipeline can do for you.
  • Custom pipeline design and architecture on GCP
  • REST API integrations with your existing tools
  • Automated runs, error handling, and full documentation
Book a call →
04
Fractional Data Analyst
Senior data expertise, without the full-time hire.
  • Ongoing dashboards, reporting, and analysis
  • Data strategy aligned with your growth stage
  • Direct access — no account managers, no middlemen
Book a call →
05
AI Agent Development
Automate sales, support, or operations with a custom AI agent.
  • Custom agent built on your business rules, not a template
  • Integrations with your existing CRM, calendar, and tools
  • Silent lead qualification and conversation data capture
Book a call →
Not seeing exactly what you need?
Every data problem is different. Let's talk about yours.
Book a Discovery Call  → No commitment. 30 minutes.
Case Studies

What Changes When the Data Works

View all case studies  →
ETL Pipeline & Automation
2 days of manual QuickBooks work every week. Now a pipeline runs it daily — for 8 companies at once.
16 hrs/week
recovered for the finance team
Read case study →
Data Strategy · Workflow Automation
Days of cross-departmental reconciliation, full of manual errors, across 400+ corporate clients. I built the infrastructure that replaced it.
99%
reduction in reconciliation errors
Read case study →
AI Agent Development
Most people talk about what an AI agent could do. Here's how this one talks to customers.
24/7
availability — no staff needed
Read case study →

Isabella Rondon is a freelance data analyst and business economist who builds data infrastructure for early-stage startups — Seed and Series A companies based in the US. Her work spans data audits, dashboards, ETL pipeline automation, and custom AI agent development, delivered as fixed-scope services or ongoing fractional retainers.

Ready to build?

Your startup needs a data foundation.
Let's build it right.

Book a 30-minute discovery call. We'll figure out exactly what you need — and whether I'm the right person to build it.

Let's Build It  → No commitment. 30 minutes.