constructor - BackEnd Engineer: Experiments
Requirements
• Strong experience building and owning production backend services in Python • Experience with monitoring, alerting, and debugging user-facing systems • Strong SQL skills and confidence working with data-heavy systems (metrics, logging, analytics) • Ability to ship maintainable software (tests, code review, incremental delivery) • You take ownership: you can turn ambiguous problems into an executable technical plan • You care about building systems people trust and rely on • Experience with experimentation systems, metrics platforms, or A/B testing workflows • Experience with PySpark and/or Databricks • We don’t expect you to already be an expert in experimentation methodology — but we do expect strong backend fundamentals and the ability to ramp up effectively in a data-heavy domain • LOCATION / TIME ZONES • We’re a distributed team. Preferred time zones are UTC+1 to UTC+7, but we’re flexible
Responsibilities
• Build and maintain backend services for experiment assignment, logging, and report generation • Improve scalability, performance, and reliability of experiment reporting pipelines • Add product-facing features to the UI to help users launch experiments and interpret results • Take technical ownership of projects: shape solutions, break down work, and drive execution with the team • Participate in a weekly on-call rotation (investigating occasional issues and answering internal questions) • You’ll collaborate closely with Search/Recommendations engineers, ML/DS partners, and customer-facing teams when needed. This role does not require frequent direct customer calls.
Benefits
• 🏝️ Unlimited vacation time - we strongly encourage all employees to take at least 3 weeks per year • 🌎 Fully remote team - choose where you live • 🛋️ Work from home stipend - we want you to have the resources you need to set up your home office • 💻 Apple laptops provided for new employees • 🧑🎓 Training and development budget - refreshed each year for every employee • 👪 Maternity & Paternity leave for qualified employees • 🧠 Work with smart people who will help you grow and make a meaningful impact • 💵 Base salary: $80k–$110k USD, depending on knowledge, skills, experience, and interview results • 📈 Stock options - offered in addition to the base salary • 🎉 Regular team offsites to connect and collaborate • DIVERSITY, EQUITY, AND INCLUSION AT CONSTRUCTOR
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