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As a member of Kalshi’s engineering team, you’ll help build the next-generation financial ecosystem—similar in ambition to creating an NYSE or CME from scratch. As part of a small, fast-moving team, your responsibilities will scale rapidly, and your impact will be highly visible. Much of Kalshi’s infrastructure is still greenfield, and entire systems can be yours to design, own, and evolve.
Job Responsibility:
Improve observability, reliability, and service availability by defining and measuring key metrics
Build automation and systems that eliminate toil and reduce operational burden
Collaborate with core infrastructure engineers to performance-tune and optimize cloud deployments (Docker, Terraform, Kubernetes, EC2, etc.)
Partner with product teams to minimize service disruptions and automate incident response
Identify and analyze reliability problems across the stack, designing and implementing software for significant, long-term improvements
Mentor engineers and drive a culture where reliability is a core engineering value
Write high-quality, well-tested code that supports internal and external customer needs
Debug complex technical issues and improve system usability, operability, and diagnosability
Review feature designs across the company and ensure security, safety, scalability, and architectural clarity
Build and maintain integrations with third-party vendors
Participate in on-call rotations to troubleshoot and resolve urgent issues
Requirements:
4+ years of software engineering experience
Experience designing, building, scaling, and maintaining production services and service-oriented architectures
Strong system design, coding, debugging, performance-tuning, and observability skills
High-quality coding practices with strong testing discipline
Excellent written and verbal communication
comfort working transparently across teams
Strong interpersonal skills across junior-to-principal engineering levels
Ability to think clearly under pressure and dive into any layer of the stack
Passion for building an open financial system that connects the world
Willingness to participate in on-call rotations and swiftly resolve issues
Nice to have:
Experience designing highly reliable, high-throughput, low-latency systems
Experience with Datadog
Experience with Rust, Go, and Terraform
Experience with AWS, GCP, or Azure
Experience operating in regulated environments
Experience writing training materials or company-facing engineering content