Constructor.io

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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

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

80K – 120K $

NewBe an early applicant RemoteEurope, UK

Integration Engineer (EMEA)

Integration Engineer (EMEA) provides first-line technical support to e-commerce customers integrating with Constructor's AI-powered search and product discovery platform — handling onboarding, API guidance, troubleshooting, and catalog/index configuration. Day-to-day is customer-facing work around REST APIs, JSON/CSV data, and debugging tools.

A/B Testing AI API Customer Onboarding E-commerce +4 skills

70K – 90K $

NewBe an early applicant RemoteNorth America

Integration Engineer (AMER)

Canada

Provides first-level technical support to e-commerce customers integrating websites and mobile apps with Constructor's AI-powered product search platform — onboarding, API guidance, troubleshooting, and catalog/index configuration. Daily work centers on REST APIs, JSON/CSV data, JavaScript, and debugging tools.

A/B Testing AI API Customer Onboarding E-commerce +4 skills

70K – 90K $

Open 37d 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

80K – 120K $

API Api Design Athena AWS Azure +24 skills

last month

Backend Engineer (Sponsored Listings)

Open 92d RemoteWorldwide

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

AI API Data Pipelines Developer Experience E-commerce +3 skills

last month

Product Manager: Customer Onboarding Experience

Open 39d RemoteUK

United Kingdom

About You You are a technically fluent, customer-obsessed PM who gets energized by removing friction from developer workflows. You have a strong instinct for what makes integrations feel fast and safe, and you know how…