Software Engineer, Frontend

Mercor provided pay range

This range is provided by Mercor. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$130,000.00 / yr - $500,000.00 / yr

About Mercor

Mercor is training models that predict how well someone will perform on a job better than a human can. We use our platform to source, vet, and onboard expert contractors who help train AI models in a wide variety of domains. Our technology is so effective it’s used by all of the top 5 AI labs. We scaled from $1–500M in revenue run rate in the last 17 months, making us the fastest growing company in the world. Our growth is accelerating : 11% week-over-week in July, 18% in August, and 19% in September. The team is small, profitable, and growing as fast as we can hire exceptional people.

About The Role

As a Senior Software Engineer at Mercor, you’ll take end‑to‑end ownership of complex projects that power the workflows of the world’s leading AI companies. You’ll architect and scale distributed systems, mentor other engineers, and set technical direction for high‑impact initiatives. This role goes beyond coding : you’ll help shape engineering culture, influence product decisions, and ensure our systems scale in lockstep with our hyper‑growth.

Team Matching

At the end of the process, you’ll be team‑matched to one of the following where you can have the most impact :

• Talent platform side – building next‑generation tools that automate recruiting end‑to‑end, intelligently match candidates to roles, and power global hiring with seamless contracts and payments.
• Applied AI / human data side – partnering with top AI researchers from the AI labs like OpenAI, Anthropic, and Google to create post‑training datasets to improve foundational model capabilities.

What You’ll Do

What We’re Looking For

Why Mercor

Benefits

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Engineering and Information Technology

Industries

Software Development

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