Senior Platform Engineer – API & DevEx

Playbypoint; Buenos Aires; Híbrido; ARS 135.820.000 - 181.094.000; Jornada completa

Descripción de la vacante

Playbypoint is building a platform that lets developers and AI agents integrate with our services. We seek a Senior Full Stack Engineer to design and deliver the full external surfaces—REST APIs, MCP servers, skills, and the developer experience layer.

You will own API governance, scalability, and the developer portal, collaborating with product and engineering teams. Strong English communication is essential for US-based stakeholders.

Formación

• 7+ years of software engineering experience, with a focus on API design, platform development, or developer tooling.
• Experience designing and shipping public or partner-facing APIs at scale with versioning, auth models, and rate limiting.
• Hands-on experience building AI-era integration surfaces — MCP servers, agent skills, LLM tool definitions, or similar patterns.
• Strong emphasis on developer experience: portals, SDKs, or documentation systems that builders love.
• Understanding internal vs external APIs, backward compatibility, and contract stability.

Responsabilidades

• Design and build Playbypoint's external API — versioned, stable, and scalable for a growing ecosystem of partners.
• Develop and maintain MCP servers and skills exposing Playbypoint capabilities to AI agents and tools.
• Own the developer experience end-to-end: API docs, portal, onboarding, SDKs, sandbox environments.
• Define API governance: versioning, deprecation, backward compatibility, breaking-change management.
• Build infrastructure for observability and reliability: rate limiting, auth, throttling, usage analytics.
• Collaborate with product and engineering to expose platform capabilities through contracts.
• Shape how human and AI builders integrate with Playbypoint.

Conocimientos

API design

Platform development

Developer tooling

Full stack

Async communication

Herramientas

OpenAPI/Swagger

Ruby on Rails

React

TypeScript

GraphQL

REST APIs

Descripción del empleo

Playbypoint is building a platform that lets developers and AI agents integrate with our services. We seek a Senior Full Stack Engineer to design and deliver the full external surfaces—REST APIs, MCP servers, skills, and the developer experience layer.

You will own API governance, scalability, and the developer portal, collaborating with product and engineering teams. Strong English communication is essential for US-based stakeholders.