Software Engineer
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Software Engineer, Product
Builds backend services, APIs, and data-driven features like personalization engines for Kalshi's prediction market trading platform. Requires 4+ years experience, Bachelor's in CS, Golang/Java proficiency, and REST API/database expertise.
200k – 280kNew York, NYBackend EngineeringOnsite4+ YOE
About the role
What You’ll Do
- 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
What You Bring
Required:
- 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
Bonus Points:
- 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)
NYC Pay Transparency Disclosure
Salary Range: $200,000–$280,000 annually, plus equity and benefits.
Skills
GoJavaREST APIsPostgresMySQLMongoDBWebSocketsAWSGCPA/B Testing
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