Arnaldo Tema

Energizer
DISC Type : I

Head of Engineering at Cozero

Lisbon, Lisbon, Portugal

Overview

Arnaldo is the Head of Engineering at Cozero, specializing in scaling teams and building robust engineering platforms. With a background at companies like Lattice and CloudTalk, he has extensive experience in AI, cloud architecture, and creating efficient development processes. Colleagues describe him as an inspiring leader and a strategic thinker.

Outside of his professional life, Arnaldo is a dedicated family man and a product enthusiast. He values and celebrates his familys accomplishments, proudly sharing milestones such as his mothers first published book. This highlights a deep appreciation for his personal relationships and their creative endeavors.

He once created the Lisbon engineering hub for Lattice completely from scratch, defining everything from team structure to hiring and scaling.

Personality Overview

Enthusiastic

Informal

Relationship Oriented

They are people oriented, friendly and like creating new connections.  Unlike C or D types, they are vocal with their opinions but not so much with their questions. They excel at seeing the bigger picture, and the long-term impact of their decisions.

Topics They Care About

Engineering Leadership
Focuses on scaling teams and creating efficient engineering processes, having built the Lisbon hub for Lattice from the ground up.
AI-Powered Products
Emphasizes shipping impactful AI features rather than just following trends, a focus he highlighted during his time at CloudTalk.
Platform Engineering
Passionate about creating foundational "paved roads" for engineers and driving adoption between platform and product teams.

Media Appearances

Arnaldo has no verified media appearances

Work History

1-2026
Head of Engineering at Cozero
12-2024 - 12-2025
Senior Engineering Manager at CloudTalk
10-2023 - 12-2024
Senior Engineering Manager at Lattice
9-2021 - 10-2023
Senior Engineering Manager at Hurdle
3-2019 - 9-2021
Technical Lead at Digimarc

Education

2012 - 2016
Computer Science from ISEL - Instituto Superior De Engenharia De Lisboa

More Information

Social Presence :

Prographics :

Exp : 5 Location : Lisbon, Lisbon, Portugal Job Level : Mid-senior Designation : Head of Engineering at Cozero
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Insights For Selling To Arnaldo

During A Call Or A Meeting

DO's

  • Share some stories about how you you have helped people in similar positions succeed
  • Invite them for a lunch or a drink/coffee
  • Talk about their team and how your product will help them do things better and easier

DONT's

  • Avoid cutting into their flow
  • Avoid ifs and buts, don’t talk too much about the risks etc.
  • Don’t be excessively objective, be a storyteller

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Arnaldo is

  • Relationship and trust can be vital with them, sometimes more than anything else.
  • Will you ever get a clear answer from Arnaldo

  • They are unlikely to say no directly, you have to make that decision yourself.

Insights For Deal Planning

    How fast (or slow) will Arnaldo move?

  • They are not the fastest decision makers, their friendly approach can give false positive signals.
  • Can Arnaldo take some risk or not?

  • They can take certain risks that are unlikely to have personal consequences.

You And Arnaldo

Personality Compatibility


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