---
title: "Post-Training Engineer at Lovable – Stockholm, Sweden"
canonical: "https://www.metaintro.com/job/post-training-engineer-at-lovable-0c0ecdeb-e354-5f91-a326-dc81524490bc"
language: "en"
author: "Metaintro"
---

[/company/lovable](/company/lovable)[Lovable](/company/lovable)
# Post-Training Engineer at Lovable

Department: EPD

LanguageEnglish
Svenska

**Setup**
: On-site

**Location**
: Stockholm

**Level**
: senior

**Posted**
: Apr 28, 2026

## Description

Lovable is hiring a Post-Training Engineer to own the full lifecycle of its large-language-model post-training pipeline, from data curation and training through evaluation, deployment, and production monitoring. The role focuses on adapting reinforcement learning, preference optimization, and supervised fine-tuning methods for code generation and agent workloads, building evaluation infrastructure, operating GPU training systems, and resolving model-quality regressions. Candidates must have hands-on experience training and iterating on large language models, strong production coding and ML-framework skills, and the ability to translate research into fast, reliable production improvements.

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