Cleiton Sena
Senior Growth & Revenue Strategist | HIC | SaaS GTM | AI-Native Marketing & RevOps | GTM Engineering | Product Growth | CRM & Automation | Building Scalable Revenue Systems
ex-ProvenExpert.com (Expert Systems AG)About
I build scalable growth and revenue systems for SaaS, AI-enabled, and digital businesses.Over the past 10+ years, I have led marketing, revenue, and go-to-market initiatives across B2B SaaS, B2C SaaS, marketplaces, EdTech, AgriTech, FinTech/payment solutions, and industrial technology companies operating across Europe, LATAM, North America, and DACH markets.My work sits at the intersection of strategy, execution, and systems. I help companies define positioning, build demand generation engines, improve funnel conversion, implement CRM and lifecycle journeys, connect marketing and sales operations, launch new markets, and use AI-enabled workflows to reduce manual work and accelerate execution.I have worked as Head of Marketing, Head of Marketing & Revenue, CMO, consultant, and marketing professor, combining executive-level commercial thinking with hands-on technical capability across automation, CRM, analytics, paid media, content, APIs, and AI agents.Selected impact:• Reduced CAC by ~13% through SEO, lifecycle campaigns, PLG onboarding, help center optimization, and organic growth levers.• Grew organic traffic by 3,510% through SEO, content, and technical marketing improvements.• Helped scale a SaaS subsidiary from ~€40K ARR to ~€500K ARR.• Launched GTM strategies across EMEA, APAC, North America, LATAM, Iberia, and DACH/GAS markets.• Built AI-enabled workflows for marketing, sales, reporting, lifecycle communication, content operations, and campaign intelligence.• Connected paid media, CRM, API, and business data into dashboards to improve decision-making and campaign efficiency.Core areas:Growth Strategy · Revenue Strategy · SaaS GTM · Head of Growth · Head of Marketing · Demand Generation · Product Growth · Product-Led Growth · Lifecycle Marketing · CRM Strategy · Revenue Operations · Marketing Automation · MarTech · AI Workflows · AI Agents · Agentic Workflows · Campaign Intelligence · Performance Marketing · SEO · Content Strategy · Sales Enablement · Funnel Optimization · Customer Journey Mapping · ICP Analysis · HubSpot · Salesforce · Pardot · Google Ads · LinkedIn Ads · Meta Ads · Apollo · Clay · n8n · GA4 · Power BI · TableauI am especially interested in senior roles, fractional leadership, and strategic consulting projects where growth, revenue, AI-enabled execution, SaaS GTM, and measurable business impact are central to the mandate.
Company history
- CapptionsMarketing & GTM Engineer (B2B SaaS | Revops, GTM, Growth, Content & Performance | Compliance )RevOps2021-11 – 2024-06 · 2y 7mo
- StealthStealth Mode2025-10 – present · 10 mo
- UpworkProduct Owner2023-03 – 2023-08 · 5 mo
- ProvenExpert.com (Expert Systems AG)Head of Marketing (B2B & B2C SaaS | Marketplace | Go-To-Market)2022-06 – 2025-01 · 2y 7mo
- ESERP Business & Law SchoolMarketing Professor (Adjunct Faculty)2024-10 – 2025-06 · 8 mo
- MoreAppSenior Marketing Manager (B2B SaaS | Digital Forms, Compliance & Inspections | Global GTM Expansion)2017-01 – 2020-01 · 3y
- MELTIOChief Marketing Officer (B2B | Industrial Tech | Global GTM Strategy)2020-01 – 2021-10 · 1y 9mo
- FluendoHead of Marketing (B2B SaaS | Multimedia | Digital Transformation & Go-to-Market)2021-10 – 2022-06 · 8 mo
- Freelance (Self Employed)Marketing & Growth Freelance (B2B, B2C, D2C E-commerce & Saas)2018-09 – 2023-12 · 5y 3mo
- LowertonHead of Marketing & Revenue (B2B SaaS | AI Innovation ERP)2025-04 – 2025-07 · 3 mo
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