Constructor.io

NewBe an early applicant RemoteUK

3 days ago

Backend Engineer: Retail Media

United Kingdom

Backend engineer on Constructor's Retail Media team designs and maintains Python/FastAPI web services powering ad placements, bidding, and analytics inside ecommerce search results, with AWS CloudFormation/IaC, CI/CD pipelines, and observability tooling. Fully remote; must overlap 11:00–16:00 UTC.

AI Analytics API Api Design Athena +30 skills

NewBe an early applicant RemoteEuropeStaff

3 days ago

Staff Backend Engineer - Search Features & APIs (SABR)

Germany

Staff backend engineer on the SABR team owning the request-processing layer of Constructor's e-commerce search platform: designing public APIs and high-traffic, low-latency Python services that orchestrate ranking/retrieval at up to 15k RPS, with architecture ownership, mentoring, and on-call.

Agentic AI AI API AWS Distributed Systems +5 skills

110K – 130K $

NewBe an early applicant RemoteUK

3 days ago

Full Stack Engineer: Retail Media

United Kingdom

Full Stack Engineer on Constructor's Retail Media team, building a customer dashboard web app that connects ecommerce retailers and brands (ad placements, bidding, analytics). Day to day: designing and maintaining features in TypeScript/React with Python/FastAPI backend services.

AI Analytics API Api Design Athena +21 skills

Open 119d RemoteWorldwideSenior

4 days ago

Senior Machine Learning Engineer (ML Recall)

Senior ML Engineer builds and deploys search and recommendation models using transformers, LLMs, and multimodal approaches to optimize e-commerce discovery and business KPIs at scale.

AI AWS Azure Big Data Cloud +12 skills

Open 58d RemoteWorldwideSenior

4 days ago

Senior Data Analyst

Senior Data Analyst at an e-commerce search and discovery platform, analyzing user behavior, designing A/B tests, defining metrics, and building dashboards using SQL and Python on large-scale datasets.

A/B Testing AI Analytics Data Quality Data Science +9 skills

Open 36d RemoteWorldwideSenior

last week

Senior Backend Engineer — Machine Learning Infrastructure

Senior Backend Engineer on Constructor's ML Infrastructure team, building and operating distributed backend services, data pipelines, and platform components (including LLM/model serving) that let ML and product teams run machine learning at scale. Python is the primary language, with AWS/Kubernetes; fully remote worldwide.

AI API AWS Azure Cloud +18 skills

Open 110d RemoteWorldwide

3 weeks ago

Data Analyst: Merchant Intelligence

Build analytics and dashboards for e-commerce merchandisers to analyze shopping behavior and improve KPIs using Python, SQL, PySpark, and ClickHouse.

Analytics Big Data ClickHouse Data Pipelines Data Visualization +13 skills

AI Big Data Cloud E-commerce Machine Learning +2 skills

3 weeks ago

Machine Learning Engineer: Ranking & Personalization

Open 22d RemoteWorldwide

About the Team Launched in 2019, Constructor is an AI-first ecommerce search and discovery platform that helps shoppers find the right products at the right time and enables leading global e-commerce brands to drive…

API Api Design Athena AWS Azure +24 skills

Backend Engineer (Sponsored Listings)

Open 91d RemoteWorldwide

Designs, builds, and maintains scalable backend services using Python, FastAPI, and AWS, with a focus on observability, CI/CD, and ad tech systems.

A/B Testing AI Analytics AWS CloudWatch +14 skills

BackEnd Engineer: Experiments

Open 38d RemoteEurope

Spain

Compensation: $80k – $110k About us Constructor is the next-generation platform for search and discovery in ecommerce, built to explicitly optimize for metrics like revenue, conversion rate, and profit. Our search…

Open 38d RemoteEuropeSenior

Senior Data Scientist

Germany

Compensation: $80k – $120k About Us Constructor is the next-generation platform for search and discovery in ecommerce, built to explicitly optimize for metrics like revenue, conversion rate, and profit. Our search…

A/B Testing AI Data Science E-commerce LLM +8 skills

AI Automation AWS CI/CD Cloud +12 skills

Software Engineer: Core

Open 39d RemoteUK

United Kingdom

Backend engineer on Constructor's Core team, building and operating the foundational systems of its in-house ecommerce search engine at massive scale (1B+ queries/day). Day to day: designing, scaling, and running high-availability backend services in Rust, C++, and Python on AWS with Prometheus/Grafana observability.

AI Angular ClickHouse Cypress Design Patterns +14 skills

FullStack Engineer - Prospect UI Solutions

Open 39d RemoteEurope

Germany

Full-stack engineer on Constructor's Prospect UI Solutions team builds product-discovery demos for prospective ecommerce customers: writing JavaScript to fuel AI training data, handling ETL/front-end integrations, and building dashboards with React, Redux, Node, ClickHouse and OpenSearch. Fully remote role.

Databricks Machine Learning Observability Python Spark

2 months ago

Remote Backend Engineer - Python, Data-Driven Experiments

Open 73d Europe

Spain

Build Python services and data pipelines for A/B testing and experiment analytics, integrating with Spark/Databricks and collaborating with search/recommendations teams.