BackEnd Engineer – Experiments

🕒 July 28

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Constructor

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2015

☁️ SaaS

🤖 Artificial Intelligence

🛍️ eCommerce

💰 $25M Series B - Constructor on 2024-06

SaaS • Artificial Intelligence • eCommerce

Constructor is an AI-native, API-first platform that provides product search and discovery solutions optimized for e-commerce. The company offers a commerce reasoning engine and a suite of features — search, autosuggest, personalized recommendations, AI shopping agents, attribute enrichment, retail media, and cross-channel discovery — to help retailers and enterprises deliver personalized discovery experiences across onsite and offsite touchpoints. Constructor positions itself as a specialist in product discovery for both B2C and B2B retail, integrating with existing tech stacks and emphasizing transparent, explainable AI for merchandising and conversion optimization.

📋 Description

• 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)

🎯 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)

🏖️ 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