Applied AI Backend Tech Lead — Scale & Reliability

Mercor

San Francisco (CA)

On-site

USD 180,000 - 260,000

Full time

7 days ago
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Benefits offered by this job

Relocation bonus up to $15k
Equity grant
Housing stipend
Meal stipend
Free Equinox membership
Laundry reimbursement
Wellness reimbursement
Health, Dental, Vision insurance

Job summary

Mercor is seeking a Tech Lead for the Applied AI Backend Systems to own and evolve the backend stack. You will design data models, APIs, and data pipelines, ship production-ready services, and mentor engineers across multiple teams.

The role emphasizes hands-on leadership and durable, scalable systems in a high-velocity environment. You will drive architectural decisions, ensure reliability under heavy traffic, and collaborate with product, operations, and research partners to translate

Qualifications

  • 8+ years of professional backend engineering experience.
  • Experience mentoring senior engineers.
  • Strong fundamentals in backend engineering: data structures, algorithms, concurrency.

Responsibilities

  • Own the architecture of the backend domain and core services.
  • Set the technical direction and contribute hands-on to build the hardest parts.
  • Lead design reviews and mentor engineers across teams.
  • Manage infrastructure as code and on-call incidents.
  • Collaborate with product, operations, and research to ship reliable systems.

Skills

Backend engineering
Mentoring
API design
Distributed systems
Code quality

Tools

Airflow
Temporal
Dagster
REST
gRPC
GraphQL

Job description

Mercor is seeking a Tech Lead for the Applied AI Backend Systems to own and evolve the backend stack. You will design data models, APIs, and data pipelines, ship production-ready services, and mentor engineers across multiple teams.

The role emphasizes hands-on leadership and durable, scalable systems in a high-velocity environment. You will drive architectural decisions, ensure reliability under heavy traffic, and collaborate with product, operations, and research partners to translate

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