Senior AI Platform Engineer: API, SDK & UI

Jobtailor; New York (NY); On-site; USD 120,000 - 180,000; Full time

Job summary

Jobtailor is seeking a skilled software engineer to shape how AI agents interact with platforms via API, SDK, and web interfaces. You will own API design, SDK development, and tool-oriented workflows in a fast-paced environment.

You will collaborate with product and engineering to deliver end-to-end solutions, build observable systems, and contribute to MCP server patterns and agent-based tooling.

Qualifications

• At least 4 years of software engineering experience.
• Bias toward automation and leverage, using systems and tooling before manual effort.
• Hands-on experience shipping with AI coding tools such as Claude Code, Cursor, Copilot, or similar.
• Proven ability to design and deliver versioned APIs, SDKs, or client libraries.
• Proficiency building web interfaces with React or similar.
• Experience with at least one major cloud provider: AWS, GCP, or Azure.
• Strong intuition for designing APIs that are easy for humans and AI agents to use correctly.
• Experience building or consuming MCP servers, or designing APIs for agent use cases (bonus).
• Familiarity with agentic frameworks and patterns for tool use, orchestration, and agent-to-agent communication (bonus).
• Strong familiarity with a compiled language such as Rust, Go, or Java (bonus).
• Experience with large-scale open-source projects (bonus).
• Experience developing database or query engine SDKs (bonus).

Responsibilities

• Shape how AI agents interact with Pinecone by designing interfaces, MCP protocols, and tooling for agentic workflows.
• Ship end-to-end experiences across the API, SDK, CLI, and web surfaces.
• Design AI-powered workflows, automated quality gates, and high-leverage platform capabilities.
• Establish effective patterns for AI-assisted development using tools such as Claude Code and Cursor.
• Collaborate with product, design, and engineering teams to identify user needs and build appropriate solutions.
• Build observable and auditable systems with monitoring, alerting, and verification mechanisms.
• Own work end-to-end, from backend architecture and API design to SDK and web surfaces.
• Contribute to strategy for APIs, agent interfaces, observability, and developer experience.

Skills

API design

SDK development

Web interface development

Automation and tooling

AI coding tools

Collaborative skills

Tools

Claude Code

Cursor

Copilot

React

AWS

GCP

Azure

MCP Server Design

Job description

Jobtailor is seeking a skilled software engineer to shape how AI agents interact with platforms via API, SDK, and web interfaces. You will own API design, SDK development, and tool-oriented workflows in a fast-paced environment.

You will collaborate with product and engineering to deliver end-to-end solutions, build observable systems, and contribute to MCP server patterns and agent-based tooling.