Senior Core Platform Developer
Core
Design and build internal web applications, shared services, and developer-facing capabilities to improve firm operations and software delivery.
Role type
Senior full-stack platform engineer (internal tools & APIs)
Builds
Internal web applications, shared services, workflow automation, and developer tooling
Domain
Financial services / Internal platform engineering
Required skills
Python, JavaScript/TypeScript, React, FastAPI, Node.js, API design, authentication/authorization, Docker, Kubernetes, CI/CD, AWS
Preferred skills
Internal tooling architecture, observability, production debugging, AI/LLM-assisted workflows, regulated environment experience
Technologies
React, FastAPI, Node.js, Docker, Kubernetes, AWS
Responsibilities
Design and build internal web applications for business and engineering teams; Develop frontend and backend components for internal tools and workflow automation; Build and maintain APIs and service integrations; Create high-quality frontend experiences with focus on usability and performance; Contribute to shared engineering foundations like common components and observability; Partner with stakeholders to understand workflows and deliver practical solutions; Define and apply engineering standards for design, testing, and deployment; Collaborate with platform and security teams to ensure system resilience; Support CI/CD, debugging, and production issue resolution
Seniority
Senior, hands-on IC