Software Engineer, Product

Kalshi•New York, NY

2d•$200,000 - $280,000

About The Position

Kalshi is defining a new category Kalshi has defined a new category: prediction markets. Kalshi allows people to trade on the outcome of any events and turn any question about the future into a financial asset. Kalshi fought for years and legalized prediction markets in the US for the first time in history, is currently the fastest growing financial market in America, and has thousands of markets across politics, economics, financials, weather, tech, AI, culture and more. We believe prediction markets have the potential to be the largest financial market because they turn anything into a financial position. Our vision: well… build the largest financial market on the planet. Our mission: bring more truth to the world through the power of markets. Our culture is simple: we hire really talented people, work really hard, and enjoy the climb. We are looking for ambitious and exceptional people to join our (relatively small) team to help us build the next generation of financial markets. Role Roadmap As a Software Engineer, Product at Kalshi, you’ll build the user-facing systems and internal tools that power how customers discover, trade, and manage positions in our markets. You’ll work closely with product, design, and operations to turn complex market mechanics into intuitive, reliable experiences for traders, market makers, and partners. In a fast-growing, high-ownership environment, you’ll ship end-to-end features that directly impact customer adoption, liquidity, and the evolution of Kalshi’s product offering. Your role will grow alongside the company as you help shape both the product and the engineering culture behind it.

Requirements

Bachelor's degree in Computer Science or equivalent professional experience, with 4+ years of hands-on software development
Strong command of key programming languages such as Golang, Java, etc.
Strong knowledge of REST API design and development
Experience with relational and NoSQL databases, such as PostgreSQL, MySQL, MongoDB.
Proven track record of taking initiative and thriving in fast-paced environments
Comfortable refining loose requirements into a clear technical spec
Passionate about your craft and committed to delivering exceptional results

Nice To Haves

Experience supporting low-latency, dynamic interfaces using Websockets or similar event-based infrastructure
Familiarity with cloud platforms like AWS, Azure, or GCP
Experience with growth experiments or A/B testing frameworks
History with day trading stocks, futures, or options (to better understand the experience of our members)

Responsibilities

Design and implement high-performance backend services and APIs that enable rapid testing of new trading features and experiences as Kalshi’s user-base scales
Architect and maintain systems for personalization engines, recommendation algorithms, and other data-driven features that enhance trader engagement and retention
Partner with product managers and frontend engineers to pilot initiatives that aim to improve or expand Kalshi’s platform