Backend Engineer, High-Performance Trading Platform

Kalshi; United States; Remote; USD 100,000 - 250,000; Full time

Job summary

Kalshi is building a new category in prediction markets and seeking an ambitious backend engineer to scale our core services. You will design high-performance backends, build data-driven personalization features, and partner with product and frontend teams to pilot new initiatives.

The role emphasizes ownership in a fast-growing team, with opportunities to shape architecture and influence the platform’s growth in the US market.

Qualifications

• BS in CS or equivalent with 4+ years of dev experience.
• Strong command of Golang and Java.
• Solid REST API design and data modeling with relational and NoSQL DB.
• Ability to refine loose requirements into a clear technical spec.
• Thrives in fast-paced environments.

Responsibilities

• Design and implement high-performance backend services and APIs.
• Architect and maintain personalization engines and data-driven features.
• Collaborate with product managers and frontend engineers to pilot initiatives.

Skills

Golang

Java

REST APIs

PostgreSQL

MySQL

MongoDB

WebSockets

AWS

Education

Bachelor’s degree in Computer Science or equivalent

Tools

PostgreSQL

MySQL

MongoDB

WebSockets

AWS

Job description

Kalshi is building a new category in prediction markets and seeking an ambitious backend engineer to scale our core services. You will design high-performance backends, build data-driven personalization features, and partner with product and frontend teams to pilot new initiatives.

The role emphasizes ownership in a fast-growing team, with opportunities to shape architecture and influence the platform’s growth in the US market.