PF

Paulo Fidalgo

Available to hire

I’m Paulo, a hands-on CTO and Head of Engineering who helps SaaS startups deliver reliable products while scaling execution, hiring, and cost efficiency.

About

I’m Paulo, a hands-on CTO and Head of Engineering who helps SaaS startups deliver reliable products while scaling execution, hiring, and cost efficiency. I’ve led engineering teams through key growth phases—building platforms from early stage into large-scale operations, strengthening release discipline from weekly deploys to continuous delivery, and improving reliability while keeping cost and spend under control.

I currently build SMB intelligence products at Ethos Link (including pilots and customer demos for restaurants and hotels). Previously, at Hopin/RingCentral’s transition, I contributed to scaling the company to ~1,200 people and 300+ successful hires, reduced annualized cloud/provider spend by 74%, and improved deployment frequency and incident rates. I’m comfortable owning technical strategy and delivery end-to-end: architecture, integrations, security, CI/CD, observability, and the practical day-to-day work that gets products shipped.

  • 19 years' experience
  • Joined October 2026

Languages

  • PortugueseFluent
  • EnglishFluent
  • Spanish; CastilianBeginner
  • ItalianBeginner

Industry experience

  • Software & Internet
  • Financial Services
  • Telecommunications
  • Gaming
  • Media & Entertainment
  • Retail
  • Education
  • Travel & Hospitality
  • Professional Services
  • Manufacturing

Work experience· 18 roles

Founder / Head of Engineering (Fractional/Hands-on CTO role) · Ethos Link / ReviaToDec 2024 – Present · 2 yrs

Founder-led product and engineering work for a SaaS intelligence offering used by SMBs, with hands-on ownership across system architecture, reliability, and delivery. I built and launched ReviaTo pilots and demos for restaurants and hotels, then evolved it into B2B SaaS to collect customer reviews and derive sentiment and insights that feed operational improvements. I also established engineering processes and technical decision-making frameworks (architecture, provider integrations, CI/CD, security checks) and guided delivery against cost, output quality, and scale goals.

Founder · Ethos Link / Revia toNov 2019 – Present · 7 yrs 1 mo

Founder-led SaaS product work including SMB intelligence analytics and AI-assisted decisioning systems for customer, inventory, supplier, and operational data. Built and launched Revia to (B2B SaaS) to help SMBs collect customer reviews, detect sentiment and patterns, and feed insights back into operational improvements. Validated pilots and customer demos across restaurants and hotels using production, benchmark, and research datasets; supported model benchmarking for real customer feedback scenarios while balancing cost, output quality, and scalability. Owned product architecture, provider integrations, build-vs-buy decisions, and data-heavy workflow implementation for Revia to and related services.

Founding Engineering Lead · Hopin / RingCentral (acquired)Nov 2019 – May 2025 · 5 yrs 7 mos

Joined during the Hopin/RingCentral transition period and helped scale the company to about 1,200 employees. Led hiring and interview strategy contributing to 300+ successful hires, improved release discipline from weekly deployments to continuous deployment, and reduced incident rates significantly. Directed cost and infrastructure trimming to reduce annualized cloud/provider spend by 74% (from about $4.6M to $1.2M) through scale-down readiness, infrastructure trimming, and cost control. Also built and led several engineering initiatives including visible Alpha team processes, an iMFiDi/MiFID II research workflow platform, and a next-gen call desk call-routing system handling a significant share of inbound volume.

Software Engineering Lead / Visible Alpha · Visible AlphaOct 2017 – Jul 2019 · 1 yr 10 mos
Software Engineering Lead, Visible Alpha · Visible AlphaOct 2017 – Jul 2019 · 1 yr 10 mos
Software Engineering Lead · TalkdeskApr 2016 – Oct 2017 · 1 yr 7 mos
Founding Engineering Lead · Hopin / RingCentral (acquired in Aug 2023)Apr 2016 – Dec 2024 · 8 yrs 9 mos
Software Engineering Lead, Talkdesk · TalkdeskApr 2016 – Oct 2017 · 1 yr 7 mos

Education

M.Sc. in Computer Science · University of Évora2011
B.Sc. in Computer Science · University of Évora2006
M.Sc. in Computer Science · University of Évora2011
B.Sc. in Computer Science · University of Évora2006

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