Performance Specialist
Certified performance specialist driving measurable marketing results through advanced analytics, campaign optimization, and data-driven decision making across digital platforms.
With 17+ years mastering Google Marketing Platform, Microsoft Advertising, and Adobe Experience Cloud, Alex Costin transforms raw campaign data into actionable growth strategies. His expertise spans SEO audits, paid media optimization, A/B testing, and ROI maximization, consistently delivering superior performance across international markets.
Core Responsibilities
- Daily monitoring of Google Marketing Platform, Microsoft Advertising, and Adobe analytics dashboards
- Campaign optimization through A/B testing, bid management, and creative refinement
- Performance reporting with actionable insights for stakeholders and decision makers
- Cross-platform KPI tracking including CPC reduction, conversion rate optimization, and ROAS improvement
- Technical SEO audits and landing page optimization for maximum ad quality scores
Proven Results
- Reduced PPC costs by up to 90% through landing page and ad quality optimization
- Achieved first-page rankings in 11 days through strategic on/off-page SEO execution
- Increased e-commerce sales 500% through performance-optimized social campaigns
- Generated 30x lead growth (20→600 weekly) via integrated SEM strategies
- Delivered 8% ROI increase for £1M monthly car insurance advertiser
Performance Specialist Experience
Alex Costin explicitly served as Performance Marketing Specialist for Autoocupacio (March–August 2018), training government teams and Barcelona city council marketers on SEO, SEM, and social performance strategies. His daily monitoring of Google Marketing Platform, Microsoft Advertising, and Adobe Experience Cloud provided stakeholders with growth insights that identified opportunities and resolved inefficiencies.
At TuneMyWebsite (2015–Present), Alex continues daily performance analysis across EU markets, achieving penalty-free websites with maximum landing page quality that enjoy superior SEO results and dramatically reduced SEM costs. His analytical thinking consistently pinpoints business opportunities while solving complex performance challenges.
As Digital Operations Manager for UK Government’s Unboxed 2022, Alex oversaw performance monitoring across digital teams, ensuring business benchmarks through detailed reports focused on site improvements, inventory tracking, and cross-functional collaboration with content, social, and creative departments.
Technical Platform Expertise
- Google Marketing Platform (2019-2021 Certified)
- Microsoft Advertising (2017-2021 Certified)
- Adobe Experience Cloud (2017-2021 Certified)
- Google Ads Partner (Search, Video, Mobile, Shopping, Display)
- Hootsuite, Buffer, TweetDeck for social performance tracking
Performance Methodologies
- A/B testing and multivariate campaign optimization
- Real-time bid management and budget allocation
- Conversion funnel analysis and CRO strategies
- Competitor benchmarking and market intelligence
- Multi-touch attribution modeling
Performance Optimization Process
The performance specialist approach begins with comprehensive platform audits across Google Marketing Platform, Microsoft Advertising, and Adobe systems. Daily monitoring identifies underperforming assets, enabling rapid optimization through creative testing, audience refinement, and technical adjustments. Alex prioritizes quality score improvements that reduce CPC while maintaining or improving conversion volume.
His process emphasizes cross-platform synergy where SEO performance supports paid campaigns and social engagement amplifies organic reach. Regular stakeholder reporting translates complex metrics into clear business recommendations, ensuring alignment between technical execution and strategic objectives. Continuous A/B testing ensures campaigns evolve with market conditions and platform algorithm changes.
Multilingual Analytics
Fluent across English, French, Italian, Spanish, Russian, and Chinese markets, Alex delivers performance insights tailored to international campaign requirements and regional consumer behaviors.
Training & Implementation
Performance specialist trained teams of 7+ across multiple organizations, ensuring internal teams achieve self-sufficiency in campaign monitoring and optimization practices.
Creative-Technical Integration
Combines graphic design expertise with performance analytics to create high-converting ad creatives optimized for platform algorithms and audience preferences.
Advanced Performance Metrics
Platform Certifications
- Google Marketing Platform 2019-2021
- Microsoft Advertising 2017-2021
- Adobe Experience Cloud 2017-2021
- Google Ads Academy Complete
- Multimedia Computing Degree
Stakeholder Value Delivery
The performance specialist role extends beyond technical execution to strategic business partnership. Alex provides C-suite stakeholders with simplified dashboards that translate platform metrics into revenue impact, customer acquisition costs, and lifetime value projections. His ability to connect daily optimizations with quarterly business outcomes builds trust and drives budget allocation decisions.
By maintaining certification across major platforms and continuously testing emerging features, Alex ensures organizations remain competitive as advertising ecosystems evolve. His structured reporting cadence—daily alerts, weekly deep dives, monthly strategy sessions—creates transparency while enabling proactive performance management.