Back-end Developer

Job not on LinkedIn

🔥 13 hours ago

🗽 New York – Remote

🗽 New York – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 12%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Marathon Talent

WebsiteLinkedInAll Job Openings

1 - 10 employees

Founded 2023

💼 Consulting

🏥 Healthcare

📦 Logistics

Consulting • Healthcare • Logistics

Marathon Talent is a recruiting and talent strategy firm that helps companies hire top bilingual professionals from Latin America quickly. They provide end-to-end recruitment, fractional people and talent strategy, market research and salary studies, and advisory/mentorship services—powered by a network of 10,000+ professionals and flexible pricing (success fee, flat fee, or monthly retainer). Marathon embeds with client teams to solve hiring, compensation, culture, and org design challenges for startups and growing companies, with a focus on building bilingual LATAM teams and improving growth through better talent foundations.

📋 Description

• Design and ship services that open searches from external jobs, attach candidates, and advance candidates through recruiting stages • Develop the agent runtime that interprets recruiter messages, plans writes, and delivers them • Build and maintain the workflow engine that opens tasks when milestones are recorded and avoids duplicate work when steps are already satisfied • Develop integrations with applicant tracking systems, calendars, documents, and notes tools • Implement polling and webhook paths for detecting newly published jobs • Add recruiting workflow steps and verify that chat messages book interviews, move candidates, and record milestones • Trace production runs, diagnose narrow failure causes, and add preventive checks • Remove obsolete implementations after callers adopt the replacement • Collaborate through pull requests with clear descriptions of behavior, risk, and verification • Verify recruiting behavior using the real application and repeated model runs where applicable • Talk with product users and recruiting firms, and follow searches from job publication through signed offer

🎯 Requirements

• Experience building and operating backend systems that other people depend on • Comfort with relational data and transactions • Understanding of unique indexes and soft deletes • Experience shipping integrations against third-party APIs • Understanding of API rate limits, draft-versus-published states, and delayed visibility after successful writes • Ability to trace an HTTP request through workflow history and identify which step is running • Ability to write maintainable TypeScript • Interest in recruiter-facing product behavior and workflow correctness