Senior Platform Engineer — Lead Scale & Architecture

Marathon Talent; Buenos Aires; On-site; ARS 182,771,000 - 274,156,000; Full time

Job summary

Marathon Talent is seeking a Staff Software Engineer to set technical direction across our core platform. This is a hands-on, high-leverage role that spans team boundaries and pushes the engineering bar, while staying close to the code to tackle the hardest parts ourselves.

You will design scalable, event-driven architectures for millions of users, craft production-grade data flows, and contribute across Go, REST/gRPC, containers, and modern tooling.

Qualifications

• 8+ years building API-driven services in production.
• Deep experience with REST and/or gRPC interfaces.
• Proven track record in distributed architecture and microservices.
• Hands-on event-driven design and CDC implementations.
• Strong observability with tracing, metrics, and logs.

Responsibilities

• Translate business problems into scalable architectures across teams.
• Own critical components and ship incrementally without disrupting delivery.
• Lead design reviews and enforce coding standards across services.

Skills

Go

REST/gRPC design

Distributed systems

Event-driven architecture

CI/CD

Tools

Docker

Kubernetes

OpenTelemetry

Prometheus/PromQL

PostgreSQL

Snowflake

Debezium

Job description

Marathon Talent is seeking a Staff Software Engineer to set technical direction across our core platform. This is a hands-on, high-leverage role that spans team boundaries and pushes the engineering bar, while staying close to the code to tackle the hardest parts ourselves.

You will design scalable, event-driven architectures for millions of users, craft production-grade data flows, and contribute across Go, REST/gRPC, containers, and modern tooling.