Lead Machine Learning Engineer, Recommendation Systems

Launch Potato; Brasil; Teletrabalho; BRL 160.000 - 200.000; Tempo integral

Resumo da oferta

A tech-driven company in Brazil seeks a Lead Machine Learning Engineer specializing in recommendation systems. You will own the development of ML systems for real-time user personalization, impacting millions daily. The ideal candidate has 7+ years of experience in large-scale ML, ranking algorithms, and strong expertise in Python and data frameworks. This opportunity offers a chance to work in a remote-first, diverse environment.

Qualificações

• 7+ years building and scaling production ML systems with measurable business impact.
• Fluent in ranking algorithms (collaborative filtering, learning-to-rank, deep learning).
• Proficient in Python and ML frameworks like TensorFlow or PyTorch.
• Skilled in SQL and modern data warehouses.

Responsabilidades

• Drive business growth by optimizing recommendation systems.
• Build and deploy ML models serving 100M+ predictions per day.
• Design ranking algorithms for relevance and revenue.
• Implement monitoring systems for model reliability.

Conhecimentos

Building and scaling production ML systems

Ranking algorithms

Python and ML frameworks

SQL and modern data warehouses

Distributed computing

Business KPI improvement via ML

A/B testing platforms

Ferramentas

TensorFlow

PyTorch

Spark

Ray

Snowflake

BigQuery

Redshift

Descrição da oferta de emprego

Overview

Lead Machine Learning Engineer, Recommendation Systems — As The Discovery and Conversion Company, our mission is to connect consumers with the world’s leading brands through data-driven content and technology. Headquartered in South Florida with a remote-first team spanning over 15 countries, we’ve built a high-growth, high-performance culture where speed, ownership, and measurable impact drive success.

WHY JOIN US?

At Launch Potato, you’ll accelerate your career by owning outcomes, moving fast, and driving impact with a global team of high-performers. We convert audience attention into action through data, machine learning, and continuous optimization. We’re hiring a Machine Learning Engineer (Recommendation Systems) to build the personalization engine behind our portfolio of brands. You’ll design, deploy, and scale ML systems that power real-time recommendations across millions of user journeys. This role gives you the chance to work on systems serving 100M+ predictions daily, directly impacting engagement, retention, and revenue at scale.

MUST HAVE

You’ve shipped large-scale ML systems into production that power personalization at scale. You’re fluent in ranking algorithms and know how to turn data into engagement and conversions. Specifically:

• 7+ years building and scaling production ML systems with measurable business impact
• Strong background in ranking algorithms (collaborative filtering, learning-to-rank, deep learning)
• Proficiency with Python and ML frameworks (TensorFlow or PyTorch)
• Skilled with SQL and modern data warehouses (Snowflake, BigQuery, Redshift) plus data lakes
• Familiarity with distributed computing (Spark, Ray) and LLM/AI Agent frameworks
• Track record of improving business KPIs via ML-powered personalization
• Experience with A/B testing platforms and experiment logging best practices

YOUR ROLE

Your mission: Drive business growth by building and optimizing the recommendation systems that personalize experience for millions of users daily. You’ll own the modeling, feature engineering, data pipelines, and experimentation that make personalization smarter, faster, and more impactful.

OUTCOMES

• Build and deploy ML models serving 100M+ predictions per day to personalize user experiences at scale
• Enhance data processing pipelines (Spark, Beam, Dask) with efficiency and reliability improvements
• Design ranking algorithms that balance relevance, diversity, and revenue
• Deliver real-time personalization with latency <50ms across key product surfaces
• Run statistically rigorous A/B tests to measure true business impact
• Optimize for latency, throughput, and cost efficiency in production
• Partner with product, engineering, and analytics to launch high-impact personalization features
• Implement monitoring systems and maintain clear ownership for model reliability

COMPETENCIES

• Technical Mastery: You know ML architecture, deployment, and tradeoffs inside out
• Experimentation Infrastructure: You set up systems for rapid testing and retraining (MLflow, W&B)
• Impact-Driven: You design models that move revenue, retention, or engagement
• Collaborative: You thrive working with engineers, PMs, and analysts to scope features
• Analytical Thinking: You break down data trends and design rigorous test methodologies
• Ownership Mentality: You own your models post-deployment and continuously improve them
• Execution-Oriented: You deliver production-grade systems quickly without sacrificing rigor
• Curious & Innovative: You stay on top of ML advances and apply them to personalization

Want to accelerate your career? Apply now!

We are an Equal Employment Opportunity company and value diversity, equity, and inclusion. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, gender identity, age, disability, or other legally protected characteristics.