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Latest Backend Engineering jobs at Mercor

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Mercor

Backend Engineer, Marketplace

MercorSan Francisco, CA +1

Builds backend systems for marketplace matching, search, allocation, and workflows using Python/Go. Requires experience with reliable high-throughput APIs, distributed systems, and data modeling to optimize fill rates and performance.

130k – 500k/yrOn-siteBackend Engineering
Mercor

Member of Technical Staff, Backend

MercorSan Francisco, CA

Member of Technical Staff owning shared backend architecture, core services, data models, APIs and infrastructure for Mercor's talent network products. Requires 8+ years backend engineering experience with deep expertise in distributed systems and a track record of organization-wide technical leadership.

250k – 500k/yrOn-site8+ YOEBackend Engineering
Mercor

Software Engineer, Backend

MercorSan Francisco, CA

Own and define the shared backend architecture, core services, data models, and APIs that power Mercor's rapidly scaling talent network and AI training products. Requires 8+ years backend engineering experience with a track record of organization-wide architectural ownership and complex migrations.

200k – 500k/yrOn-site8+ YOEBackend Engineering
Mercor

Software Engineer, Platform

MercorSan Francisco, CA +1

Builds secure, scalable backend systems for contracts, payouts, fraud detection, and identity/access management on Mercor's AI platform. Requires 4+ years experience with production systems at scale and strong ownership.

130k – 500k/yrOn-site4+ YOEBackend Engineering
Mercor

Software Engineer, Automation

MercorSan Francisco, CA

Builds autonomous agent systems for internal operations using Python and LLM APIs, including MCP servers, evaluation frameworks, and workflow orchestration. Owns end-to-end backend infrastructure with focus on reliability and real-world impact.

130k – 500k/yrOn-siteBackend Engineering
Mercor

Software Engineer, Agentic Product

MercorSan Francisco, CA +1

Builds scalable agentic products including LLM agents, RL environments, full-stack interfaces, and orchestration pipelines for AI model training and automation. Works cross-functionally on automation and evaluation platforms using Python, React, and AI tools.

130k – 500k/yrOn-siteBackend Engineering