Senior Full-Stack Engineer - ML/DS & AI Ad Tech

Futuris Recruitment; Stockholms kommun; On-site; SEK 900,000 - 1,200,000; Full time

Job summary

Futuris Recruitment represents a Stockholm-based AI startup seeking an experienced full-stack engineer with ML and data expertise to join the team. You will collaborate with the CTO, splitting time between shipping product features and performing data science work behind the scenes.

You'll build and own prediction models, manage training pipelines, ensure data integrity, and design prompts evaluated across multiple LLM providers. The stack includes TypeScript, Python, PostgreSQL, BigQuery on GCP.

Qualifications

• 5+ years of production software engineering experience.
• Strong proficiency in TypeScript and Python for ML/DS.
• Experience shipping ML models with measurable impact.
• Solid SQL and schema design instincts.
• Experience with cloud platforms, preferably GCP.
• Fluent English, Stockholm-based.

Responsibilities

• Build and own prediction models, including training pipelines and drift recalibration.
• Ensure data integrity with SQL feature builders and versioned exports.
• Ship features turning model output into customer-facing product features.
• Design prompts and evaluate outputs across multiple LLM providers.

Skills

TypeScript

Python for ML/DS

SQL

GCP

English

Tools

Pandas

scikit-learn

XGBoost

PyTorch

PostgreSQL

BigQuery

Job description

Futuris Recruitment represents a Stockholm-based AI startup seeking an experienced full-stack engineer with ML and data expertise to join the team. You will collaborate with the CTO, splitting time between shipping product features and performing data science work behind the scenes.

You'll build and own prediction models, manage training pipelines, ensure data integrity, and design prompts evaluated across multiple LLM providers. The stack includes TypeScript, Python, PostgreSQL, BigQuery on GCP.