# Research Engineer, Post-Training at Actively

- Company: Actively
- What the company does: Per-Account Agents™ work every account 24/7, guide your team on what to do next, and help them do it. Even when your sellers are asleep. Backed by First Round Capital.
- Company website: https://actively.ai
- Type: Startups
- Level: Mid level
- Location: New York City
- Work setup: On-site
- Posted: 2026-11-07
- Apply by: 2026-12-22
- Apply: http://www.actively.ai/careers?gh_jid=5476334008&utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/actively-research-engineer-post-training/

## About the role

We're looking for research engineers to help accelerate post-training models specific to the GTM and sales domain. Our product which is used by thousands of sales reps and leaders daily across the entire lifecycle of prospecting, deal execution, expansion, and retention, and there is substantial insane demand for higher quality intelligence across these tasks. This role involves working directly with our founders to help us fine-tune intelligence and push the Pareto Frontier in our domain. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- A track record of advancing ML systems through post-training, alignment, or related methods: RLHF, RLAIF, preference modeling, reward learning, or equivalent
- Strong fundamentals in probability, statistics, and ML theory. The ability to look at experimental data and distinguish real effects from noise and bugs
- Evidence of original contributions or working on similar problems in industry (preferably in startup environments). At least 3 years of full-time experience
- Unique ability to understand the end user tasks, domain, and build user empathy and intuition around judging what good, great, and bad looks like

Tags: Engineering

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/actively-research-engineer-post-training/