Preply is a global language learning marketplace, connecting 50,000+ tutors with millions of learners from all over the world. Since the company launched in 2012, students have signed up for more than 15 million lessons.
Meet the team! Here in Preply, we a/b test most of our changes on production, both product and technical before scaling it to all customers. Experimentation Squad owns the whole infrastructure that is used to make those business-vital decisions. We have diverse technical challenges that will allow you to develop your skills across the stack.
What you'll be doingEstablish credibility with the quality of the a/b testing systemOwn Data pipelines and ensure Data consistencySupport & develop a/b testing interpretation toolsCollaborate with product teams to help them tackle technical issues with a/b testingDevelop new ways of a/b testing (SEO a/b testing, etc.)What you need to succeedStrong knowledge of Python, at least 2+ years of experience.SQL hands-on experienceUnderstanding basics of statistical analysis: p-value, null hypothesis, confidence interval - something you should be familiar with (or is ready to learn these concepts and even more!)A passion for analyzing data to inform decisionsAddiction to measuring and monitoringHigh code-testing standardsReadiness to take responsibility for systems that directly impact the company's decision-making processWillingness to educate colleagues (doing knowledge-sharing sessions)Passionate about communicationWould be a plusExperience with a/b testing in production environmentsAirFlow, Redshift, DjangoWhy you'll love it at PreplyAn open, collaborative, dynamic and diverse cultureA competitive financial package with equity, leave allowance and health insuranceAccess to free mental health support platformsA flexible set-up with the option of paid relocation to Barcelona or working remotely within CET or 3 hours from CETThe opportunity to shape the lives of learners and tutors through language learning and teaching in 175 countries (and counting!)About PreplyAt Preply, we focus on doing better every day - pushing the limits of what we know is possible. We're re-engineering education, providing outstanding experiences for our global community of language learners and building authentic connections across the world. Propelled by a tenfold increase in revenues over the last three years, thanks to our best-in-class consumer and b2b products, Preply is now leading the online language tutoring segment globally and has 400+ employees of over 50 nationalities based across Barcelona, Kyiv and the US.
Our valuesHuman: We embrace diversity by fostering inclusive environments where people feel respected and safe to express their opinions.Hungry: We make bold, data-informed decisions to deliver high-impact solutions for our customers.Humble: We experiment continuously by staying open to being challenged, learning from failures and making data-informed decisions.Hackers: We learn by doing, focus on things that matter and move with incredible speed to create simple, creative, and scalable solutions.Curious: We thrive on facing challenges, diving deep to identify root causes and uncovering insights to continuously improve.Learners Obsessed: We put our learners at the core of everything we do to improve the effectiveness of their language learning with us.Diversity, Equity, and Inclusion: Preply is committed to creating a diverse and inclusive environment where people from all backgrounds can thrive. Different opinions and viewpoints are key ingredients in our success as a multicultural Ed-Tech company.
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