Stefan Prokopijevic

Conversion Rate Optimization Specialist with 4+ years of experience optimizing eCommerce stores and digital funnels. Proven expertise in conducting CRO audits, A/B testing, UX design improvements, and developing data-driven strategies to increase revenue. Strong communicator with client-facing experience, managing multiple projects, and delivering measurable growth for Shopify and international brands.

CRO Specialist at Conversion Vest (2025-01 – Present)

Led end-to-end CRO programs for 50+ eCommerce brands, covering UX audits, behavioral research, A/B test execution, and monthly roadmap reviews

• Led end-to-end CRO programs for 50+ eCommerce brands, covering UX audits, behavioral research, A/B test execution, and monthly roadmap reviews
• Delivered 40–80% CVR improvement across managed accounts through structured A/B and multivariate testing; managed $1.5M+ in ad spend (Meta & Google Ads) at an average ROAS of 4.2x
• Standardized the test-brief process, cutting hypothesis-to-live-test time from ~12 days to ~5 days and doubling quarterly test throughput
• Produced weekly performance reports and optimization roadmaps aligned to each client's business KPIs

CRO Specialist at TipTop Things Limited (2025-09 – 2025-12)

Embedded as an in-house CRO specialist, owned the full optimization cycle across eCommerce properties during Q4

• Embedded as an in-house CRO specialist, owned the full optimization cycle across eCommerce properties during Q4
• Built an ICE-scored test backlog and executed A/B tests on product pages, cart, and checkout flows, reporting results weekly to stakeholders
• Identified key friction points through Hotjar session recordings and GA4 funnel analysis, resulting in a prioritized roadmap delivered to the internal team

CRO Specialist at Digital Rocket (2023-12 – 2024-12)

Ran UX audits and A/B tests for Shopify eCommerce clients, focusing on product pages, hero sections, and checkout funnel optimization

• Ran UX audits and A/B tests for Shopify eCommerce clients, focusing on product pages, hero sections, and checkout funnel optimization
• Delivered structured post-test reports with statistical analysis, learnings, and prioritized next-iteration recommendations for each client

Web Designer → CRO Specialist at Craft (2020-11 – 2024-12)

Transitioned from Web Designer to CRO Specialist role over 4 years

• CRO Specialist (2022 – 2024): Transitioned to a full CRO remit: conducted heuristic audits, behavioral analysis, and managed A/B test programs for Craft's client portfolio
• Built structured test backlogs prioritized by ICE scoring; collaborated with developers to implement, QA, and roll out winning variations
• Web Designer (2020 – 2022): Designed and built conversion-focused Shopify stores end-to-end: wireframes, UI design, development, and client handoff
• Developed deep knowledge of eCommerce buyer psychology and page architecture — the foundation that later accelerated CRO hypothesis quality

Freelance Shopify Web Designer at Upwork (2020-01 – 2020-10)

Freelance Shopify web design work

Certificate in Conversion Rate Optimization – CXL (2024-02 – 2025-08)

Bachelor's Degree in Organizational Sciences – University of Belgrade, Faculty of Organizational Sciences (2024-06 – 2027-07)