About us

Constructor powers product search and discovery for some of the largest retailers in the world, like Sephora and Petco. We serve billions of requests every day, and you’ve probably seen our results somewhere and used our product without knowing it. We differentiate ourselves by focusing on metrics over features, and reinventing search and discovery from the ground up as a machine learning challenge with the specific goal of improving metrics like revenue. We have grown several hundred percent YoY for the last 2 years and have customers in every eCommerce vertical, around the world, and spanning many languages.

We’re a passionate team of technologists who love solving problems and want to make our customers’ and coworkers’ lives better. We value empathy, openness, curiosity, continuous improvement, and are excited by metrics that matter. We believe that empowering everyone in a company to do what they think is best can lead to great things.

ML recall team consistency deliver KPI lifts for our customers in search and make our DS part more transparent for our customers.

Challenges you will tackle

• Build, deploy, and support our search service including io-bound web services, cpu-bound services and data services
• Write AWS CloudFormation scripts, Jenkins jobs, Bash scripts, and Github actions
• Work on system performance optimization (esp. in case of using large ML models)
• Set up service observability, monitoring metrics, and alerting (Prometheus, Grafana, PagerDuty, AWS CloudWatch)
• Collaborate with technical and non-technical business partners to develop / update search functionalities
• Work on ML improvements

About you

• You are excited about building performance ML platform and practical search systems for 200M+ requests per day.
• You are an excellent communicator
• You love to work on performance optimization