# Senior Software Engineer

**Company:** [Earnin](https://hotfix.jobs/companies/earnin)
**Location:** Mexico City, Mexico
**Role:** DevOps / SRE
**Experience:** 4+ years
**Skills:** Python, Go, LLM APIs, Mcp, Agentic Workflows, GitHub Actions, CI/CD, Anthropic Claude, OpenAI, Cursor, Claude Code, GitHub, Monitoring, Logging, Evaluation
**Posted:** 2026-06-12

> Builds AI-native developer tooling, agentic workflows, and CI/CD automation that improve engineering velocity and software delivery. The role requires 4+ years of software engineering experience, infrastructure or internal tooling expertise, and production experience with LLM-powered systems.

## Job Description

## Responsibilities

- Design and ship AI-native tooling and agentic workflows that accelerate how engineers build, ship, and operate software.
- Build tools, systems, and processes that increase engineering velocity, reduce manual effort, and improve software delivery quality.
- Use LLM APIs, agentic workflows, MCP patterns, and AI-assisted development environments to improve engineering productivity.
- Architect and operate multi-step agentic systems with defined inputs, outputs, validation checkpoints, and human-in-the-loop guardrails.
- Integrate AI-assisted capabilities into CI/CD pipelines and GitHub Actions workflows to improve build reliability, code-quality feedback, and developer toil reduction.
- Advise product engineering teams on building observable, scalable systems.
- Identify high-friction engineering workflows, translate them into AI-assisted automation, and measure impact against success metrics.
- Instrument AI-powered features with logging, monitoring, evaluation, and lifecycle management.
- Document patterns, usage guidance, and best practices for organization-wide adoption.

## Requirements

- 4+ years of professional software engineering experience, including 3+ years building infrastructure or internal tooling for developer teams.
- Fluency in Python or Go.
- Firsthand experience with software engineering tools, workflows, and pain points.
- Experience building and deploying agentic or LLM-powered systems in production.
- Familiarity with MCP patterns, tool-augmented workflows, or multi-step agent architectures.
- Experience integrating LLM APIs such as Anthropic Claude or OpenAI, including understanding of context management, latency, cost, and safety tradeoffs.
- Experience with GitHub Actions or similar CI/CD platforms, including custom workflows, reusable actions, or code and pull-request automation.
- Daily use of AI-assisted development tools such as Cursor, Claude Code, or Copilot.
- Ability to define metrics for AI-assisted tooling and run time-bound experiments.
- Clear written and verbal communication skills, with the ability to advise and influence distributed engineering teams.

## Benefits and Compensation

- Healthcare benefits.
- Internet and cell phone reimbursement.
- Learning and development stipend.
- Potential opportunities to travel to the Mountain View headquarters.
- Salary ranges are determined by role, level, and location.
- Visa sponsorship and immigration support are not available.

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**Apply:** https://hotfix.jobs/jobs/aa1011d0-7867-4487-b91d-ffebbce032a3
**Canonical:** https://hotfix.jobs/jobs/aa1011d0-7867-4487-b91d-ffebbce032a3