CareerPlan

Software Development Engineer, CoRe Relations

Tempe, Arizona, United StatesFull-time$144k–$194k2026-10-22 → 2026-11-10

Core

Build and deliver highly effective, production-ready relationship data insights and services to support risk decisions across Amazon's 45+ programs, enabling teams to engineer features and detect risky relationships.

Role type

Senior IC software development engineer (ML systems)

Builds

Large-scale, high-performance, high-reliability ML systems for data, feature, model, and rule management

Domain

E-commerce, Risk Prevention, Fraud Detection, Machine Learning

Deliverable

production ML models

Required skills

C#, C++, Java, Perl, Object Oriented Design, distributed software applications, multi-tiered systems, multi-threaded systems, embedded systems, system design, architecture, reliability engineering, scaling

Preferred skills

Full software development life cycle, coding standards, code reviews, source control management, build processes, testing, operations

Technologies

Machine Learning, graph modeling, cloud computing services, distributed systems

Responsibilities

Develop large scale, high performance, high reliability ML systems for data, feature, model and rule management; Work closely with ML scientists to understand requirements and design innovative next-gen solutions; Operate as the owner of the system to provide stable and robust services; Innovate based on new ideas and build comprehensive system/features across the whole ML pipeline