Stephen S.

Senior Email Designer & HTML Dev | Klaviyo & HubSpot Expert

I’m a 🔥 Top Rated Plus Senior Email Designer & HTML Developer with $1M+ earned on Upwork and 20+ years of experience in email design, email marketing creative, HTML email development, Klaviyo, HubSpot, and lifecycle email for enterprise, ecommerce, and B2B brands. 💰 $1M+ earned on Upwork 🥇 #1 Klaviyo Freelancer — Worldwide & U.S.* 🏆 Top 5 HubSpot Freelancer — Worldwide & U.S.* 🏆 Top 10 U.S. / Top 20 Worldwide — Email Design* 🏆 Top 15 Worldwide — Email Marketing* ⭐ Top Rated Plus on Upwork I specialize in the intersection of email creative + technical execution—designing high-performing campaigns, flows, and lifecycle emails and taking them from concept through responsive HTML development, Klaviyo or HubSpot implementation, and cross-client QA. EMAIL DESIGN IS MY SPECIALTY I’m not a generalist graphic designer who also designs emails. Email design has been a core focus of my career for more than two decades. Before running my own successful email design consultancy, I spent 7+ years as a Creative Director for an email-only creative agency operating inside a major email service provider (ESP), experience I believe is unique among consultants on Upwork. I’ve also led email design teams at NYC advertising agencies and partnered with Fortune 100 brands and major organizations to build sophisticated email marketing programs across ecommerce and B2B. WHAT I DO BEST ✅ Email Design & Art Direction: campaigns, promotional emails & lifecycle ✅ HTML Email Development: responsive, dark-mode aware & client-safe ✅ Klaviyo Email Design: campaigns, flows, templates & implementation ✅ HubSpot Email Design: marketing emails, templates & lifecycle automation ✅ Lifecycle Email & Automation: welcome, nurture, abandoned cart, post-purchase, winback & triggered flows ✅ Email Design Systems: scalable templates, modules & component libraries ✅ Email QA & Testing: desktop, mobile & cross-client compatibility ✅ Brand-to-Email Translation: bringing established brand systems into the inbox KLAVIYO EMAIL DESIGN & DEVELOPMENT As the #1-ranked Klaviyo freelancer worldwide and in the U.S. by MRR*, I work directly in Klaviyo to design, develop, and implement email campaigns, automated flows, reusable templates, and scalable email design systems. HUBSPOT EMAIL DESIGN For B2B, SaaS, and enterprise teams, I design and develop HubSpot marketing emails, lifecycle campaigns, automated emails, and reusable email templates that align with existing brand and marketing systems. PLATFORMS & ESPs 🚀 Klaviyo: Email Design, Campaigns, Flows & Templates 🚀 HubSpot: Email Design, Lifecycle & Marketing Automation 🚀 Salesforce Marketing Cloud 🚀 Mailchimp 🚀 Cheetah Digital (Zeta Interactive) WHY WORK WITH ME? You’re not hiring someone to simply make an email look better. You’re hiring a Senior Email Designer + HTML Email Developer who understands the entire process: creative strategy → email design → HTML development → Klaviyo/HubSpot implementation → QA → campaign and flow execution. Whether I’m working as an individual contributor or embedded within your creative, marketing, or lifecycle team, I’m highly collaborative, detail-oriented, and comfortable working within established systems, or helping you build better ones. If you’re searching for an Email Designer, HTML Email Developer, Klaviyo Email Designer, Klaviyo Expert, HubSpot Email Designer, or Lifecycle Email Designer, let’s talk. Let’s build email creative that performs as well as it looks. *Leaderboard rankings reported by UpworkMRR .com based on publicly available Upwork freelancer data.