Remote Conversion Copywriter for Growth & CRO

CROmetrics; United States; Remote; AUD 118,000 - 158,000; Part time

Job summary

Cro Metrics is seeking a Copywriter - Conversion & Growth to craft hypothesis-driven copy for paid media, CRO experiments, and lifecycle campaigns. You will adapt messages for B2B and B2C clients, collaborating with strategists, designers, and analysts to move metrics.

The role is a long-term fractional contract with potential full-time conversion depending on business needs. You’ll also build brand-specific AI writing agents and manage multiple client projects, balancing velocity with copy

Qualifications

• 2–4+ years of conversion copywriting or CRO copy experience.
• Experience writing paid media copy with platform specs in mind.
• Portfolio showing copy written to be tested with clear hypotheses.
• Ability to switch brand voices quickly and accurately.
• Strong strategic sense: hypotheses, value propositions, and objections.

Responsibilities

• Write paid media ad copy across Meta, Google, LinkedIn to drive clicks.
• Create landing page and email/SMS copy aligned with briefs and wireframes.
• Develop hypotheses-driven copy for A/B tests with clear rationale.
• Rewrite underperforming copy based on test results and data insights.
• Build and evolve AI writing agents to scale brand voices for clients.

Skills

Conversion copywriting

AI writing tools

Paid media copy

Testing-driven portfolio

Tools

AI tools (GPT/Claude)

Job description

Cro Metrics is seeking a Copywriter - Conversion & Growth to craft hypothesis-driven copy for paid media, CRO experiments, and lifecycle campaigns. You will adapt messages for B2B and B2C clients, collaborating with strategists, designers, and analysts to move metrics.

The role is a long-term fractional contract with potential full-time conversion depending on business needs. You’ll also build brand-specific AI writing agents and manage multiple client projects, balancing velocity with copy