Marketing technology
10 HubSpot engineering leaders
These ten current and former HubSpot engineering leaders include a former HubSpot CTO, HubSpot's Chief Product & Technology Officer, a senior vice president of engineering, and engineering vice presidents and directors. Readers can learn how HubSpot organizes engineering across platform, infrastructure, product lines and internal systems.
Professionals to explore
01—10Conor Mullen
LinkedInExperience: VP of Engineering · HubSpot
VP of Engineering at HubSpot since 2025; his headline reads VP of Product and Engineering at HubSpot. His other HubSpot rows include Senior Director of Engineering (2022–2025), Director Of Engineering (2019–2022) and Engineering Group Lead (2018–2019), and he is also listed as Co Founder of Railway Games LLC since 2013.
Duncan Lennox
LinkedInExperience: Chief Product & Technology Officer · HubSpot
Chief Product & Technology Officer at HubSpot since 2025, where he says he works with product management, engineering and UX teams to deliver on HubSpot's mission of helping millions of organizations grow. His Google rows include VP GM, Applied AI, Google Cloud (2024–2025), VP GM, Ads Privacy and Safety (2023–2024) and Vice President, Engineering - Site Reliability, Knowledge & Information (2022–2023).
Evan Huang
LinkedInExperience: Director of Engineering · HubSpot
Director of Engineering at HubSpot since 2022, responsible for the overall engineering team for a specific product line and managing multiple distributed engineering teams (backend, frontend, machine learning). Other rows include Lead Software Engineer at Airbnb (2018–2022) and Senior Machine Learning Engineer Applied Researcher at Instagram (2013–2017).
James Densmore
LinkedInExperience: Senior Director, Engineering · HubSpot
Senior Director, Engineering at HubSpot since 2026, and Director of Engineering at HubSpot from 2020 to 2026; his headline also describes him as an O'Reilly Author. Other rows include Founder and Consultant at Data Liftoff (2019–2023), Director of Data Science at Degreed (2016–2019) and Director, Insights and Analytics at O'Reilly (2016).
Kerry Hannigan Munz
LinkedInExperience: VP of Engineering, Revenue · HubSpot
Former VP of Engineering, Revenue at HubSpot (2019–2021) and former Director of Engineering - Platform Infrastructure at HubSpot (2017–2019). Other rows include Chief Technology Officer at Penn Foster Group (since 2026), Chief Technology Officer at Articulate (2022–2025) and Chief Technology Officer at Vendr (2021–2022).
Marc Neuwirth
LinkedInExperience: VP of Engineering · HubSpot
VP of Engineering at HubSpot since 2019, based in Boston, Massachusetts. His other HubSpot rows include Director of Engineering (2017–2019), a Director-level Engineering and Technical role, Senior Technical Lead (2015–2017), Technical Lead (2013–2015) and Senior Software Engineer (2013).
Samir Naik
LinkedInExperience: Senior Vice President of Engineering · HubSpot
Senior Vice President of Engineering at HubSpot since 2025; his headline reads SVP Engineering, Platform at HubSpot, and his profile says he leads teams that build scalable platform capabilities. His Plaid rows include Head of Data and AI (2025), Head of Engineering (2023–2025) and Head of Core Products (2021–2023).
Tendayi Mawushe
LinkedInExperience: Senior Director of Engineering · HubSpot
Senior Director of Engineering at HubSpot since 2023, and Director Of Engineering at HubSpot from 2021 to 2023, based in Dublin. Other rows include Senior Director of Engineering, Products at Demonware (2011–2021), Chief Architect at Demonware (2015–2018) and Software Architect at Demonware (2013–2015).
TJ O'Connor
LinkedInExperience: Director of Engineering · HubSpot
Former Director of Engineering at HubSpot (2018–2022) in Cambridge, Massachusetts, responsible for scaling a global Engineering org of 100+ consisting of 12 BizOps Engineering teams building custom software for the internal teams at HubSpot. Other HubSpot rows include Senior Engineering Manager (2016–2018) and Director, Onboarding and Technical Services (2014–2016).
Whitney Sorenson
LinkedInExperience: Chief Technology Officer · HubSpot
Former Chief Technology Officer at HubSpot (2021–2025), a C-level Engineering and Technical role, and Chief Architect, HubSpot Next at HubSpot since 2025. Other HubSpot rows include Chief Architect (2018–2021), VP, Platform Infrastructure (2015–2017) and Executive Sponsor, Sustainability (2020–2023).
Choose the right perspective
Match the person's scope to your question: executives and platform leaders suit questions about architecture and engineering organization design, while engineering directors suit questions about running specific product or internal-systems teams. Check whether the HubSpot role is current or past before asking about recent practices.
Questions to take into the conversation
- 01How should a SaaS company split ownership between platform engineering and product-line engineering teams?
- 02What changes in engineering management when an organization grows past 100 engineers across many small teams?
- 03How do you run shared infrastructure for a multi-product software platform without slowing product teams down?
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot and may describe past or present roles. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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