Sean O'Connor in

Sean O'Connor

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Vice President of Engineering at Grata
📍 San Mateo, California, United States

A seasoned fintech CTO with experience at Grata and InspereX, skilled in technology strategy and managing large budgets in regulated environments. He co-founded 280 CapMarkets, where he was the original architect of the pioneering BondNav® platform, showcasing his expertise in building transformative technology.

He co-founded 280 CapMarkets and spearheaded the creation of BondNav®, a pioneering Fixed Income aggregation platform.

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Experience
10 Years
Current Role
Vice President of Engineering
Job Level
Senior
Location
San Mateo, California, United States
Personality Overview

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Priorities

Topics Sean cares about

Pioneering Fintech Platforms
Co-founded 280 CapMarkets and was the original architect of the BondNav® platform, demonstrating a passion for building transformative financial technology from the ground up.
Engineering Leadership
Has a strong track record of building engineering teams from a single member to full departments and nurturing high-performing global teams to foster innovation.
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Career

Work history

4-2025
Vice President of Engineering
Grata
9-2024 - 9-2025
Chief Technology Officer
Livable
12-2022 - 9-2024
Chief Technology Officer
InspereX
3-2021 - 12-2022
Vice President of Engineering
InspereX
7-2016 - 3-2021
VP of Engineering & Co-founder
280 CapMarkets
In the press

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Education

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Behavioral profile

DISC profile (public)

DISC behavioral profile

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