Senior Backend Engineer: End-to-End, Impactful Systems

Nir Yu; México; Remote; MXN 900,000 - 1,400,000; Full time

Job summary

Nir Yu in Mexico seeks a Senior Software Engineer to design, build, and operate backend services and internal tooling that power our business. You will own meaningful slices end to end and collaborate across squads to deliver reliable, secure systems.

You will work with product, design, and engineering leadership to shape the architecture and drive technical direction. The role requires production-ready code and strong emphasis on observability and incident-driven improvements.

Qualifications

• 5+ years of software engineering experience.
• Experience building production-ready web applications and backend systems with reliability and security in mind.
• Experience influencing technical direction (architecture, standards, delivery).
• Experience with Java, Kotlin, Elixir, Erlang, Ruby, JavaScript, Next.js, or another programming language; ready to work on JVM services when needed.
• Familiarity with IDEs, RESTful APIs, Git, TypeScript, and deployment tools.
• Familiarity with event-based architectures, Kafka, databases, and GraphQL.

Responsibilities

• Design, build, and ship backend services and internal tooling that support our teams and customers, owning features end to end.
• Produce high-quality, secure, and testable code for production.
• Develop across the stack including JVM, Elixir, Ruby, React, TypeScript, GraphQL, Kafka, AWS/Lambda, PostgreSQL, and DynamoDB.
• Influence architecture, standards, and delivery decisions for the systems owned by your team.
• Review pull requests and support onboarding with teammates.
• Deploy user-facing and operator-facing code to production responsibly.
• Collaborate with product, design, and engineering leadership to clarify ambiguity and balance customer needs with technical constraints.
• Improve reliability and maintainability using observability and incidents.

Skills

Backend development

Software architecture

Team collaboration

Production-grade code

API design

Tools

Java

Kotlin

Elixir

Erlang

Ruby

React

TypeScript

Kafka

AWS/Lambda

PostgreSQL

DynamoDB

Job description

Nir Yu in Mexico seeks a Senior Software Engineer to design, build, and operate backend services and internal tooling that power our business. You will own meaningful slices end to end and collaborate across squads to deliver reliable, secure systems.

You will work with product, design, and engineering leadership to shape the architecture and drive technical direction. The role requires production-ready code and strong emphasis on observability and incident-driven improvements.