Software Engineer, Product

The role

You will build user-facing systems and internal tools for prediction markets. You will design backend services, APIs, and data-driven features to enhance trader engagement.

What you will do

• Design and implement high-performance backend services and APIs
• Architect and maintain systems for personalization engines and recommendation algorithms
• Partner with product managers and frontend engineers to pilot initiatives

Required qualifications

• Bachelor's degree in Computer Science or equivalent professional experience
• 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 have

• 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

Benefits

• equity
• benefits

About the company

Kalshi is a prediction market company that allows people to trade on the outcome of any events. Their mission is to bring more truth to the world through the power of markets.