What We Do

Who We Are

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  CHIEF EXECUTIVE OFFICER

  Sina Fak

  Sina Fak is an optimizer and business intelligence professional with a passion for data and experiments. He believes breakthrough moments happen when people, teams, and organizations leverage their data to run elegant experiments that challenge assumptions, uncover learnings, and drive growth. In his spare time, he loves to read and write about psychology, human behavior, design thinking, user experience design (UX), digital transformation and strategy.

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  CHIEF GROWTH OFFICER

  Jeremy Epperson

  Jeremy’s mission is to help startups with the relentless pursuit of exponential growth online. He has launched Conversion Rate Optimization programs for 155+ startups and translated that into a proven and repeatable process to drive growth in your business. This process has generated over $247 million in tracked revenue from winning onsite tests. As a professional speaker, he has presented over 175 times in 47 states and trained over 42,000 Founders, Execs, Marketers, and Growth Leaders. As an entrepreneur, he launched 4 different 7+ figure businesses from scratch.

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  HEAD DATA SCIENTIST

  Bradley Rodé

  Bradley Rodé is the lead data scientist at Conversion Advocates. He studied business analytics at Pepperdine University and political science at UCLA. When not watching NBA games at two in the morning his local time, you can find him studying Bayesian inference or training Brazilian jiu-jitsu in Africa.

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  HEAD OF CRO

  Lindsay Fowler

  Lindsay is the Head of the Conversion Rate Optimization Team at Conversion Advocates. Helping clients and teams create organizational processes to scale their optimization programs is what makes her happy. With a background in education and over 10 years in the optimization field - she's seen a lot! That expertise has helped drive conversion and revenue lifts for 120+ organizations. In her free time, you can find Lindsay hanging out with her family or reading a good novel.

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  HEAD OF OPERATIONS

  Yulia Nudga

  Yulia is a math prodigy and engineer by heart. She spent three years teaching Math in China and traveling the world. Before joining Conversion Advocates, she was the Head of an HR department for more than two years – managing over 100 employees. With her strong analytical skills and adventurous nature, she is a perfect fit for our company!

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  CRO ANALYST

  Evgenia Lazarkova

  Evgenia is a Project Manager at ConversionAdvocates. Her mission is to make sure every client’s project is executed smoothly, meets established deadlines, and achieves the objectives set forth. In her past work, she has enjoyed working with other people and helping them achieve their personal and professional goals so they can be the best version of themselves. Today, her main passion is making an impact in the world of e-commerce and using her skills to improve the experience of customers everywhere. She believes that CRO is like a foundation that we lay to better the lives of others.

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  CRO ANALYST

  Demi Karafillakis

  Demi is a CRO Analyst at ConversionAdvocates. With a background in Strategic Management and experience working at startups and in consultancy, she loves taking on challenges and working with entrepreneurial people. CRO gives her this opportunity, while also allowing her to combine her creative and analytical side. Outside of work, she loves traveling, watching sunsets, learning languages, and hanging out with friends and family.

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  Senior Frontend Developer

  Alex Argunov

  Alex is Senior Frontend Developer and Team Leader at Conversion Advocates! With over ten years of experience delivering exceptional digital experiences and a natural talent for team building and solution architecture, Alex has successfully launched multiple complex projects. With technical skills in React, TypeScript, NodeJS, and more, Alex consistently pushes the boundaries of delivering high-quality work.

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  FRONT-END DEVELOPER

  Elkhadragy Mahmoud

  Elkhadragy boasts over 4 years of professional experience in both front-end and back-end web development. His track record of successful development projects, as well as his wide array of skills, make him an important contributor to the ConversionAdvocates team. Elkhadragy has also studied civil engineering and worked as a civil engineer on many big projects in Egypt before pivoting his career to development. He enjoys spending his spare time playing football or the drums, but his favorite way to relax is with a peaceful trip to the sunny beach near his home.

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  CRO ANALYST

  Valery Salko

  Valery is a CRO Analyst at Conversion Advocates. She is a powerful force in the workplace and uses her positive attitude and tireless energy to work hard and succeed. Valery is inspired daily by her hobbies and continuous desire to develop. In her free time, she likes to play video games and read self-studying literature.

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  CONVERSION MANAGER

  Adarsh Siddiqui

  Adarsh Siddiqui is a CRO Manager at Conversion Advocates. Beginning her career in Oil & Gas, she leveraged her ability to distill complex data into easy to understand and use insights before moving into the world of experimentation. Her passion lies in creating innovative digital solutions and strategies for online brands and businesses—She constantly challenges the status quo by analyzing data, testing hypotheses, and always questioning “how can we do this better?” When she’s not experimenting, you can find Adarsh travelling and pushing herself to experience new things.

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  UX/UI DESIGNER

  Dariia Oleshchenko

  Dariia is an innovative designer with an eye for detail and a knack for solving problems of each project she tackles. She enjoys seeing her designs come to life and change the behavioral habits of customers. She draws inspiration from anime, classic literature, and fantasy movies.

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  CRO ANALYST

  Cade Dannels

  Cade is a CRO Analyst at Conversion Advocates. With passions in UX and data science, Cade loves looking at problems from difficult angles. He is dedicated to relentless learning and bringing positive energy to the work environment. Outside of work he loves being outside, playing sports, and watching movies.

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  VIRTUAL ASSISTANT

  Ksenia Irisbieva

  Ksenia is a virtual assistant at Conversion Advocates. She is the one who is always there for us. She helps with office management duties, but can also chip in with a variety of analytical, HR and marketing responsibilities. Besides her job, she loves to travel with her family and dip into reading English magazines.

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  CRO MANAGER

  Simon Girardin

  Simon’s personal mission is to inspire and teach people about CRO. He just can’t get enough of customer and market research as the insights he finds feed into his strategies. Process-oriented as he is, he built two comprehensive CRO training programs and jump started the CRO department at his former agency.

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  UX/UI DESIGNER

  Iryna Liebiedieva

  Iryna believes that the only way to do great work is to love what you do. In UX design she is fascinated by the combination of creativity, engineering, and psychology. Iryna knows for sure that a well-designed user experience helps build trust and guide users to take an action. It’s important for her to create products that someone can easily use and enjoy using them. In her free time, she likes reading, playing sports, and learning new things.

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  WEB DEVELOPER

  Denis Sorokin

  Denis Sorokin is a Web Developer at Conversion Advocates. He's the youngest member of our team, but don't let his youthful exterior fool you! Denis has been programming competitively for 5 years now and is highly passionate about building awesome products that benefit not only clients but their customers as well. Denis is always open to communication, loves sharing ideas, and selflessly puts in a lot of effort into the success of the team.