Staff Back-end Software Engineer – Recommendation

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Grupo OLX

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2010

🛍️ eCommerce

🏠 Real Estate

🏪 Marketplace

eCommerce • Real Estate • Marketplace

Grupo OLX is a fully digital company that empowers individuals in Brazil to fulfill their dreams by reinventing consumption models. Through a platform that enables users to buy and sell quickly, securely, and conveniently, Grupo OLX focuses on delivering exceptional experiences and fostering a community built on diversity, equity, and inclusion. The company operates major real estate portals and maintains a commitment to sustainability and continuous learning, aiming to create value for its customers, users, and partners.

📋 Description

• Lead the technical architecture and system design for the large-scale Recommendation team, ensuring low latency, high availability, and resilience. • Serve as the technical reference within the team, promoting best practices and raising the bar for software engineering excellence. • Evolve critical microservices in Kotlin, applying best practices for code design, concurrency, and testing. • Facilitate technical discussions and align architectural solutions with product managers, data scientists, and engineers. • Monitor and optimize the performance of high-throughput distributed systems, identifying bottlenecks before they impact the buyer experience. • Contribute to buyers' browsing and search journey by delivering intelligent, contextual ad suggestions in real time.

🎯 Requirements

• Proven experience as a Staff Engineer building and evolving large-scale microservices architectures and distributed systems. • Strong hands-on experience with Kotlin and/or modern Java. • Knowledge of Machine Learning, including training, inference, feature stores, and prediction latency. • Experience with AWS, including CI/CD best practices, observability, and a DevOps culture. • Strong communication and technical mentorship skills, with the ability to translate technical complexity and guide the team's deliveries. • Advantage: experience on Search, Recommendation, Personalization, or E‑commerce teams. • Role is also open to candidates with disabilities.

🏖️ Benefits

• Market-competitive compensation • Health insurance • Dental insurance • Private pension plan • Flexible benefits that adapt to your needs • Meal allowance • Financial counseling • Perks program • Home office allowance • Mobility allowance • Childcare allowance • Life insurance • Extended leave • Support for sports, quality of life, and wellbeing • Payroll-deductible loans with reduced interest rates