Valentina Acosta

Portfolio

A closer look at the work behind the words.

Selected projects in website copy, editorial content, brand voice, and long-form writing.

01 / Riley

Riley

Founder and CEO

I developed Riley's written identity across its website and editorial content, translating product thinking and language research into clear, useful stories about AI, voice, and original writing.

  • Website copy
  • Brand voice
  • Editorial strategy
  • Long-form content

Selected work

View all Riley work
01Narrative strategyNarrative Engineering Is the New Architecture of Competitive Advantage02Language and AIWhy AI Writing Sounds the Same03Context engineeringWhy Prompt Engineering Shouldn't Exist

02 / StepUp Ventures

StepUp Ventures

Co-founder and Operations Lead

I lead editorial content at StepUp Ventures, turning operational experience and complex startup questions into long-form articles on leadership, product strategy, fundraising, and company building.

  • Editorial content
  • Thought leadership
  • Editing
  • Brand voice

Selected work

View all StepUp work
01Product strategyWinners and Losers in the AI Race: Product Strategy Decides Everything02Startup operationsThe Growth-Stage Death Trap: Mastering the Operational Tetrahedron03Case studyYour AI Product Is Not a Hardware Product: The $230 Million Lesson from Humane Inc.

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