🚀 I don't just manage campaigns — I engineer growth.
I'm a Harvard-certified neuroscience-informed marketer and Edinburgh-trained digital strategist who operates at the intersection of marketing, cybersecurity, blockchain, and AI automation. Whether you need a brand that converts, a digital presence that dominates, Web3 strategy that actually makes sense, or AI systems that work while you sleep — I deliver.
Here's what I bring to the table:
🎯 Digital Marketing — Data-driven campaigns, social media strategy, and content that cuts through the noise and drives real ROI.
🔐 Cybersecurity Awareness — I build marketing and communication strategies that don't just grow your brand — they protect it.
⛓️ Blockchain & Crypto — From DeFi to NFTs to token launches, I understand the space deeply and can help you market it credibly to the right audience.
🤖 AI Agents & Automation — I design and deploy intelligent AI workflows, autonomous agents, and vibe-coded solutions that eliminate bottlenecks, automate repetitive tasks, and give your business an unfair advantage. If it can be automated, we're automating it.
⚖️ Legal & Compliance Lens — A law background means I approach every campaign with strategic precision and risk awareness most marketers simply don't have.
I've helped startups accelerate from zero to visible — fast. I combine creative firepower with technical depth to give you strategies that are bold, compliant, and built to scale.
If you're building something ambitious, let's talk.
Digital Marketing
Digital Marketing Strategy
Cybersecurity Management
Compliance
Cyber Threat Intelligence
Social Media Advertising
Social Media Management
Mircea A.
Bragadiru, Romania
$40/hr
4.9
109 jobs
⚡ Google Ads, Meta Ads, Tiktok Ads, LinkedIn Ads specialist with 5+ years managing $5M+ in paid media across 100+ client accounts. I help businesses achieve profitable ROAS through data-driven PPC strategy on Google, Meta (Facebook/Instagram), and TikTok.
🏆 $5M+ in paid media managed
🏆 100+ ad accounts managed — from solopreneurs to VC-backed $100K+/month budgets
🏆100% Job Success Score - Top Rated Plus
🏆5 years of digital marketing experience
🏆Certified digital marketer, International Business academic degree
🏆Google and Meta ads official partner (verifiable)
🎯Key Competencies
✅ Paid Advertising Mastery: Google Ads, Youtube Ads, Meta Ads (Facebook/Instagram), TikTok Ads, Linkedin Ads. Full-funnel campaign setup, audience targeting, and ongoing optimization.
✅ Strategy & Planning: Custom paid media strategies built around your business goals, competitive landscape, and budget, no one size fits all approaches
✅ Data & Analytics: GA4, Google Tag Manager, pixel setup, and conversion tracking. I optimize toward CPA, ROAS, and revenue, actual metrics that count. I also use attribution tools such as Hyros, TripleWhale
✅ Ad Creative & Copywriting: Ad copy, graphic design, video scripts, and video editing (always in multiple variations for A/B testing). I also use competitor research tools (e.g. Meta Ad Library, Foreplay) to identify winning creative angles before production.
✅ Reporting & Transparency: Clear performance reports with insights and next steps, so you always know where your budget is going.
✅ Honest Partnership: I only take on projects where I genuinely see growth potential. If we work together, you have my full commitment to making it profitable.
🌐Services:
-Paid ads management — Meta, Google, YouTube, TikTok, LinkedIn
-Graphic design & video editing (ad creatives/videos)
-AI UGC type videos (AI avatar-based creatives)
-Real UGC creator sourcing & coordination
-Ad copywriting/scriptwriting
-Conversion tracking setup (GA4, GTM, Meta Pixel)
-CRO/Funnel consultation
-Ad performance audits
🏭 Industries I've worked with: Ecommerce, SaaS, Real Estate, Medical, Nonprofits, Personal Brands, Info-products, Financials, Beauty & Wellness, B2B, Subscription Platforms, Local Businesses, and more.
📞 Let's talk. Send me a quick message with your monthly ad budget, main goal, and a bit of context about your business (whether you're starting from scratch or already running ads)
I'll get back to you within 24h.
Marketing Strategy
Social Media Advertising
Facebook Ad Campaign
Instagram Ad Campaign
Social Media Management
Meta Pixel
Facebook Advertising
Ad Creative
PPC Campaign Setup & Management
Facebook Marketing
Campaign Reporting
Google Ads Account Management
Google Ads Account Setup
Google Ads Audit
TikTok Ad
Attia N.
Bucharest, Romania
$8/hr
4.7
22 jobs
Good content gets views. Strategic content gets buyers.
As a Marketing Lead with a B.S. in Business Information Systems, I don’t just throw trends at the wall to see what sticks. I read the data, figure out exactly what your audience is searching for, and build creative campaigns that actually convert.
Over the last 4+ years, I’ve helped local cafes, healthcare brands, and growing e-commerce stores stop blending in. My sweet spot? High-retention hooks, organic growth (especially on TikTok and Instagram), and visual storytelling that builds genuine brand authority.
The goal is always the same: get people to notice you, get them to stick around, and get them to buy.
What you get when we work together✨:
Strategy, not just posting ❌: A clear, consistent calendar built around when your audience is actually online.
Scroll-stopping visuals: Professional, high-quality graphics and video assets tailored to your brand's aesthetic.
Copy that sounds like you: Captions with actual personality and strong SEO baked in.
Data-driven pivots: Regular performance tracking so we double down on what works and ditch what doesn't.
The "No-BS" Guarantee: I reply fast, deliver on time, and never ghost. You will never have to chase me down for an update.
I connect the dots between your business goals and the creative execution needed to get there. I don't just follow instructions; I bring ideas to the table.
Shoot me a message with a quick breakdown of your business, and let's figure out how to scale it.
Digital Marketing
Social Media Marketing Plan
WordPress
Social Media Management
Social Media Content
English
Branding
Marketing
Marketing Management
Instagram Post
Web Design
Graphic Design
Content Creation
SEO Strategy
Marketing Plan
Radu Sergian S.
Medgidia, Romania
$70/hr
4.9
12 jobs
I've worked as CMO, CRO, copywriter and built and optimized 500+ sales funnels for info market and eCom DTC 7 & 8 figures brands. In coaching and consulting I worked for:
✅Alex Hormozi — Gym Launch
✅Jeremy Miner — Inc. 5000 × 2, Forbes, 2CCX Award Winner
✅Dan Bilzerian
✅Dan Fleyshman — 2CC, youngest founder of a publicly traded company in history
✅Ron Lynch — marketing genius behind Samsung, GoPro, OxiClean & Johnson & Johnson
✅Brendan Kane — 2CC, author of "Hook Point" and "One Million Followers"
✅Forbes Riley — TEDx Speaker, 2CC, TV Host, Queen of Pitch
✅Zack Crawford — 2CCX Award Winner
✅Brad Lea — 2CC
✅Ashton Shanks — 2CC
✅7 & 8 Figures Health & Supplements Brands
And many others…
My core services are CMO, CRO, direct-response copywriting, and funnel building for both INFO & eCOM. Every project covers VSL scripts, opt-in pages, sales pages, OTO sequences, and complete funnel architecture, built from deep avatar research, data and market psychology.
The funnel types I work with:
✅Low-ticket with ascension sequences
✅Webinar funnels
✅High-ticket funnels
✅Challenge funnels
✅Book-a-call funnels
✅VSL funnels
✅Advertorials
✅Listicles
I'm certified by DigitalMarketer in:
✅Direct-Response Copywriting Specialist
✅Customer Value Optimization Specialist
✅Customer Acquisition Specialist
✅Optimization & Testing Specialist
✅Analytics & Data Specialist
see portfolio*
👉On the CRO side, the numbers speak for themselves. Across my clients' funnels, some have hit opt-in rates between 50–82% (consistently). This including one webinar funnel that converted at 82% on warm. Two funnels generated $266K and $415K+ in gross sales from launch traffic alone. Beyond funnel CRO, I also do video CRO: analyzing and optimizing the VSL/webinar itself to improve watch time, engagement, and conversion. Screenshots of all results are available in my portfolio.
👉Same for the eCom, but also focusing on increasing conversion rate, increasing AOV, retention and LTV, taking brand from 7 figures to 8 figures.
👉What separates my work from most freelancers: I think like a strategist before I build. I study your market, your avatar, and your offer economics first, then engineer the funnel around what will actually convert.
👉One client called me "an absolute genius" after his new funnel generated $10,000 in profit within weeks of launch on minimal traffic. (see portfolio)
👉Zack Crawford (2CCX Award Winner) said the funnel I built him would make him "multiple millions of dollars" that year:
"Most people just don't deliver what they say. I was highly, highly impressed by Sergian. He took my idea — which I hoped would just be decent — and made it way better than I could have ever expected. I honestly don't think I could have pulled off what I did without Sergian."
— Zack Crawford, 2CCX Award Winner
P.S. - If you're a coach or consultant who needs a high-converting funnel built, copy that turns strangers into happy lifetime customers, or CRO on what's already live... then let's talk before your next launch.
Hit the message button in the top right. Looking forward to connecting!
Conversion Rate Optimization
Email Marketing
Advertorial
Copywriting
Sales Funnel
Video Sales Letter
Webinar
Sales Funnel Copywriting
Ecommerce
Marius Daniel A.
Iasi, Romania
$50/hr
4.9
217 jobs
Most ad accounts don’t need more budget—they need a better system. After working hands-on with 100+ brands and managing $3M+ in ad spend end-to-end, I know what works, what doesn’t, and most importantly, why.
Hi, I'm Marius.
I build marketing systems designed to perform today and keep getting better tomorrow. Whether you're launching a new business, scaling an established one, generating B2B leads, growing an eCommerce brand, or expanding a local service business, I provide the strategic direction and a full-funnel, hands-on approach needed to drive sustainable growth.
Marketing shouldn’t feel like guesswork. When tracking is accurate, the strategy is clear, and decisions are based on data, growth becomes predictable.
I work selectively and only partner with brands I genuinely believe in. If we’re not a strong fit, I’ll be upfront about it.
If you’d like a second opinion on your campaigns, I’d be happy to take a look. We can jump on a quick call, review your account together, and I’ll share my first recommendations—even if we don’t end up working together.
Just send me an invite or a message, and let’s see how we can improve your marketing.
✔️ 7+ years driving 6- and 7-figure growth outcomes
⭐ Top 3% of talent on Upwork (Top Rated Plus)
💰 $3M+ ad spend owned end-to-end · 29x ROAS peak
✍️ Excellent written and spoken English
🤖 Advanced with AI and leading marketing tools
🎓 Certified by Google, HubSpot, DMI, AMA
Skills:
⚡ Full-Funnel Ownership and Execution
⚡ Google & Meta Ads Audit and Recovery
⚡ Scaling Profitable Campaigns
⚡ CRO & Landing Pages
⚡ Offline & Server-Side Conversion Tracking
⚡ AI-Powered Marketing Automation & Content Creation
Reviews:
⭐️⭐️⭐️⭐️⭐️ The sales funnel Marius created for me is now converting an insane 3x ROI…
— Fernando Revind
⭐️⭐️⭐️⭐️⭐️ …a marketing gun and an absolute pleasure to work with…
— Amanda Rosa
⭐️⭐️⭐️⭐️⭐️ …top 1% of all subcontractors that I've ever worked with…
— Steve Endress
⭐️⭐️⭐️⭐️⭐️ …definitely one of the best freelancers out there…
— Raymond Capulong
⭐️⭐️⭐️⭐️⭐️ …a game-changer for our local business…
— Alex Lavin
Ethics:
✅ Clear and prompt communication throughout the project
✅ No overpromising — only realistic expectations
✅ Full confidentiality and data protection
✅ Accountability — I treat your budget as my own
✅ Continued support after project completion
Working 100% solo. No agencies, no outsourcing.
Digital Marketing
Conversion Rate Optimization
Digital Marketing Strategy
Social Media Marketing
Performance Marketing
Search Engine Marketing
Google Ads
Google Ads Audit
Google Ads Account Management
Google Tag Manager
Google Analytics 4
Social Media Advertising
Facebook Advertising
Lead Generation
Ecommerce
Google My Business Optimization
Local SEO
AI Implementation
AI Data Analytics
AI Content Creation
Eugen V.
Bucharest, Romania
$45/hr
5.0
84 jobs
Charles Darwin once said, “It is not the strongest of the species that survives, nor the most intelligent, but the one most adaptable to change.”
I’ve used this principle to guide my work for years. That’s especially relevant today, as AI rapidly reshapes how markets operate
In paid ads, that means constant testing, fast iteration, and scaling what actually works. Over the past 10+ years, I’ve applied this approach across ecommerce and local businesses to improve ROAS and reduce CPA.
I tinker with ideas from neuroscience to understand what makes people pay attention and convert, then build campaigns around it.
I am not an agency. I work with a small number of clients and handle everything myself, so you always know who’s working on your account.
Please know I do not do audit or take small jobs. I am looking for long-term clients.
$20M+ ad spend managed across Google, Meta, LinkedIn, Bing, TikTok
Experience includes interior design, physical therapy, fashion eCommerce, home improvement, roofing, adaptive products, and neuroscience/health education brands.
Experience in Ecommerce, Health, Local Businesses, Consultants, SaaS
Average 6× ROAS uplift for long-term clients within 90 days
Beyond ads: I also optimize SEO, social, CRO, and content — because clicks don’t matter unless they convert.
Think of me as your marketing right hand, combining rigorous data with brain-science insights to grow your business consistently.
I have a deep interest in affective neuroscience, psychology, and human behavior, which helps me design ads that resonate with people on a psychological level—leading to higher conversion rates. This passion for understanding the mind informs how I optimize ads for maximum effectiveness (I read medical journals for fun)
My goal is simple: to maximize your ad revenue, grow your business, and achieve sustainable, scalable success. I’ve helped 50+ businesses on UpWork reach their growth goals—and I can probably help you do the same.
Some facts about me:
✅ 10+ Years in Marketing
✅ Senior Full-Stack Digital Marketer
✅ Google Ads Certified
✅ $20M+ in Ad Spend Managed
✅ Over $100,000 Earned on UpWork
✅ Top 3% on UpWork – Top Rated Plus
✅ Helped 50+ Businesses Grow Through UpWork
Here are some questions I could help you answer:
❓What would make the ideal product/service for your target customer?
❓What do you want your customers to remember about your product?
❓What price are your customers willing to pay? How much is it too cheap? How much is too expensive?
❓What are the best ways to get your customers' attention?
❓What features are essential for your customers?
❓How are you different and better than your competitors?
Here’s How I Can Help Your Business Grow:
✅ Paid Ads: I specialize in Google, Facebook, TikTok, Reddit, and Microsoft/Bing ads. If you're looking to drive sales or grow brand awareness, I’ll create campaigns that deliver results.
✅ Email Marketing: Whether it’s reducing cart abandonment or boosting open rates, I’ll help you nurture your email list and turn leads into loyal customers.
✅ SEO & Local SEO: I focus on both white-hat and gray-hat strategies to improve your search rankings. From link building to on-site SEO, I'll make sure your business gets noticed online.
✅ Branding: I’ll help you craft a compelling brand story that resonates with your audience. We’ll build a brand voice that makes your business memorable and trusted.
✅ Content Marketing: Content is king. I’ll work with you to create a strategy that speaks directly to your customers, turning them into raving fans.
✅ Social Media Marketing: Building a strong social presence is essential for trust. I’ll ensure your social media isn’t just random posts but a strategic, engaging part of your brand.
✅ Marketing Strategy: Let’s dig into your competitors and figure out what’s working (and what’s not). I’ll help you identify your strengths, weaknesses, and market opportunities for maximum impact.
If you’re looking for someone who adapts fast, thinks in systems, and optimizes for profit and not vanity metrics, let’s talk.
Digital Marketing
Search Engine Optimization
Social Media Marketing
Social Media Advertising
Retargeting
Facebook Advertising
Google Ads
Facebook Ads Manager
Media Buying
Search Engine Marketing
Email Marketing
Advertising
Ecommerce
Google
Bing Ads
Microsoft Ads
Pay Per Click Advertising
PPC Campaign Setup & Management
Search Engine Marketing Strategy
Lead Generation
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