Platform Engineer - FinTech AI & Infra (NYC)

Wintermeyer Ventures; New York (NY); On-site; USD 200,000 - 300,000; Full time

Job summary

Wintermeyer Ventures is seeking an experienced Backend/Platform Engineer to own core infrastructure, backend systems, and developer tooling. You will build scalable cloud-native solutions, design data pipelines, and create secure execution environments for advanced AI agents in a regulated fintech context.

You will lead system reliability improvements, cost optimization, and deployment automation, collaborating with platform engineers and cross-functional teams as the business scales through

Qualifications

• 5+ years of backend/platform/infrastructure engineering experience.
• Experience designing backend systems and building cloud infrastructure, container orchestration, and deployment automation.
• Experience owning internal platform systems or developer tooling in a high-growth startup environment.
• Strong skills with Python, TypeScript, PostgreSQL, AWS, Docker, Kubernetes, Terraform, CI/CD, REST APIs, and data pipelines.
• Experience with AI or LLM agent infrastructure; secure code execution, sandboxing, or isolation is relevant.
• Experience scaling systems through rapid growth or acquisitions, ideally in fintech, finance, healthcare, or another regulated industry.
• Individual contributor experience with clear career progression.

Responsibilities

• Design and build backend systems, APIs, data stores, and data pipelines.

Skills

Python

TypeScript

PostgreSQL

REST APIs

Data pipelines

AI/LLM infra

Secure code execution

Sandboxing

Career progression

Tools

AWS

Docker

Kubernetes

Terraform

CI/CD

Job description

Wintermeyer Ventures is seeking an experienced Backend/Platform Engineer to own core infrastructure, backend systems, and developer tooling. You will build scalable cloud-native solutions, design data pipelines, and create secure execution environments for advanced AI agents in a regulated fintech context.

You will lead system reliability improvements, cost optimization, and deployment automation, collaborating with platform engineers and cross-functional teams as the business scales through