Introducing the talent

Hi, I'm Maciej O.

Maciej O. is a Developer with 7 years of experience in leading projects and developing strategic initiatives. Maciej has established expertise in his field and a proven track record of delivering significant results. Maciej excels at problem-solving and mentoring junior team members, while providing valuable insights that drive business growth and innovation.

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Strengths

Experience

Senior-Level (5-7)

Expertise

Security Implementation
Front-End Development
Back-End Development
Website Design & Development

Languages

English C1

Geo

Ukraine

Recent wins at Freelance

Maciej the development and execution of comprehensive marketing initiatives at Maciej that significantly increased ROI and market share, showcasing advanced strategic thinking and leadership abilities.

44%

ROAS Improvement

61%

Ad Relevance Score

37%

Quality Score Increase

Skill rundown

Creativity

Thinking outside the box to develop innovative and captivating marketing campaigns that capture attention and resonate with the target audience.

Overall 87%

Communication

Effective verbal and written communication skills to convey ideas, collaborate with team members, and engage with clients or customers.

Overall 91%

Customer focus

Understanding and anticipating customer needs, preferences, and behaviors to develop targeted marketing strategies and deliver exceptional customer experiences.

Overall 76%

Analytics

Proficiency in using analytical tools and methods to collect and analyze data, measure performance, and derive actionable insights for marketing strategies and campaigns.

Overall 54%

Tools

Familiarity with various marketing tools and technologies, such as CRM systems, email marketing platforms, social media management tools, and analytics software, to streamline and enhance marketing activities.

Overall 66%

Professional experience

Maciej Maciej Maciej at Maciej

2022-2025
  • Maciej Maciej advertising campaigns with budgets exceeding $600K annually, achieving 54% higher engagement rates than industry benchmarks.
  • Maciej advanced audience targeting strategies that reduced cost per acquisition by 38% while increasing conversion volume by 51%.
  • Maciej comprehensive testing frameworks that improved ad creative performance and campaign optimization.

Maciej Maciej Maciej at MaciejROI Maciej

2020-2022
  • Maciej and optimized Maciej advertising campaigns for clients across various industries, achieving 49% higher engagement and 42% lower cost per result.
  • Maciej advanced campaign structures and bidding strategies that improved advertising efficiency and performance.
  • Maciej comprehensive reporting dashboards that enhanced performance visibility and strategic decision-making.

Maciej Maciej Maciej at MaciejPulse Maciej

2018-2020
  • Maciej social media advertising campaigns that achieved 45% higher click-through rates than industry benchmarks.
  • Maciej audience research and competitive analysis that improved campaign targeting and performance.
  • Maciej with creative teams to develop compelling ad content that increased conversion rates by 39%.

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Teamlex tripled our growth rate and increased revenue by 900%. We achieved 5 times our KPIs! Their ferocious marketing guidance and strategic foresight propelled us to achieve milestones like never before!
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CEO and Co-Founder, Educate Online, US-based EdTech startup
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