Customer Success Engineer, LatAm

Mercor

. Ensure a delightful end-to-end experience for users applying to listings, completing AI-led interviews, accepting offers, and getting paid .

Posted 10/15/2026full-timeRemoteJuniorMid-Level💰 $35,000 - $50,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in debugging web applications and AI systems, with a strong ability to communicate effectively and empathetically. Proficient in creating documentation and runbooks to enhance user experience and issue resolution.

Highest-signal resume keywords

Debugging Web ApplicationsExperience with ReactExperience with Node.jsFamiliarity with AI SystemsNative English-Level Writing Proficiency

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

DebuggingWeb Application DevelopmentAI Tool Behavior ExplorationDatabase QueriesConfiguration Management

Soft Skills

CommunicationEmpathyProblem-Solving

Tools & Technologies

TelemetryLogsNetwork InspectionOpenAILangChain

Industry Keywords

SaaSAIGenerative ModelsHigh-Growth Technology StartupUser Experience

Tech Stack

Tools & technologies

FlaskJavaScriptNext.jsNode.jsReact

About the role

Key responsibilities & impact

Ensure a delightful end-to-end experience for users applying to listings, completing AI-led interviews, accepting offers, and getting paid
Investigate talent-reported issues end-to-end by reproducing bugs, identifying root causes, and separating UX friction, model edge cases, and system defects
Debug across the AI and SaaS stack using telemetry, logs, network inspection, and database queries
Triage issues, escalate true engineering problems, and resolve other issues through configuration, prompt refinement, or user guidance
Surface systemic patterns and product risks to engineering and product leadership
Create documentation and runbooks to reduce repeat issues and improve resolution speed
Communicate with precision, professionalism, and empathy
Work directly with the engineering team to investigate and triage bug reports

Requirements

What you’ll need

Currently residing in Latin America; applicants outside Latin America will not be considered
Ability to debug web applications
Degree in Computer Science, Software Engineering, or a related technical field from a top-tier institution, or prior experience at a high-growth technology startup
Experience building modern web applications such as React, Node.js, Flask, or Next.js, or 2–5 years of experience supporting customers on such web applications
Comfort with AI systems, including LLMs, agents, or generative models
Experience exploring AI tool behavior, including fine-tuning, prompt chains, chain-of-thought debugging, or building agents
Ability to understand model outputs, failure modes, hallucinations, and feedback loops
Familiarity with modern AI APIs such as OpenAI or Anthropic, or agent frameworks such as LangChain or AutoGPT, is a plus
Native English-level writing proficiency
Ability to work a remote 6-day/week schedule with substantial overlap with Pacific Time (PT/PST) working hours

Benefits

Comp & perks

Remote work
Opportunity to work with researchers, operators, and leading AI companies
Referral bonus of up to $100 per successful referral (subject to limits)
Reasonable accommodations upon request