Javier Sibaja

Questioner
DISC Type : c

Operations at StackAI

San Jose, Costa Rica

Overview

Entrepreneurial operations and finance leader at StackAI (YC23) with a background at EY and The Coca-Cola Company. He specializes in building scalable infrastructure, strengthening financial controls, and driving operational efficiency for high-growth startups. He holds a Masters in Entrepreneurship from DePaul University.

He has specific expertise in preparing companies for compliance readiness and diligence, including for SOC 2 and ISO 27001 certifications.

Personality Overview

Systematic

Not Easily Convinced

Cautious & Analytical

They prefer to fully evaluate every situation.  They are more likely than others to negotiate on pricing and terms. While they don't hesitate to ask questions, they are generally risk-averse and tend to be late adopters.

Topics They Care About

Startup Operations
His role at StackAI and his background focus on building scalable infrastructure and driving operational efficiency within high-growth startups.
Financial Modeling
Completed the Adventis Financial Modeling Certification to align his career towards the financial industry, focusing on building properly formatted financial models.
Compliance Readiness
He specializes in preparing companies for SOC 2 and ISO 27001 compliance, turning complexity into structured, repeatable processes.

Media Appearances

Javier has no verified media appearances

Work History

7-2025
Operations at StackAI
7-2024 - 7-2025
Senior Consultant at EY
9-2023 - 6-2024
Business Consultant at The Coca-Cola Company
10-2022 - 4-2023
Associate Account Manager at Kaseya
3-2022 - 9-2022
Account Executive at Owners

Education

3-2020 - 3-2022
Master of Science in Entrepreneurship from DePaul University
4-2016 - 4-2019
Bachelor's degree from ULACIT

More Information

Social Presence :

Prographics :

Exp : 3 Location : San Jose, Costa Rica Job Level : N/A Designation : Operations at StackAI
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Insights For Selling To Javier

During A Call Or A Meeting

DO's

  • Emphasise more on facts and measurable benefits
  • Keep some extra margin in hand as they will likely negotiate the pricing
  • Tell them that you will come back if you don’t have a good answer for a question

DONT's

  • Avoid rushing them, be polite and patient
  • Avoid phrases like ‘do not worry about’, ‘no one compares to’ etc.
  • Don’t overhype the product/pitch, keep it measured

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Javier is

  • Confidence that the product provides ROI, effective pricing and process adherence matter the most to them.

  • Will you ever get a clear answer from Javier

  • It doesn’t come naturally to them but they can say no if they are not convinced.

Insights For Deal Planning

    How fast (or slow) will Javier move?

  • They can move at a reasonable pace while making their decisions if they have the necessary information.

  • Can Javier take some risk or not?

  • If they believe that they have analyzed the situation well, they can take a little risk.

You And Javier

Personality Compatibility


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