Senior Backend Engineer
Pubblicato il 06-10-2026 - Lever in Bardi
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Engineer – Data Core based in Italy.
This is a senior backend engineering role focused on building the infrastructure that powers a large-scale creator data platform. You’ll design and operate systems responsible for collecting and maintaining data on more than 400 million creator profiles across major social platforms. The role involves solving complex distributed-systems challenges around reliability, freshness, scalability, external dependencies, and cost efficiency. You’ll have end-to-end ownership, from shaping ambiguous problems and designing architectures to deploying, monitoring, and continuously improving production systems. You’ll work with high-volume data, third-party APIs, proxy networks, and cloud infrastructure where small technical improvements can have a significant business impact. The environment is remote-first, async-oriented, collaborative, and designed to give senior engineers substantial autonomy.
Accountabilities:
- Build and evolve backend systems responsible for collecting and maintaining 400M+ creator profiles across Instagram, TikTok, and YouTube.
- Develop reliable collection infrastructure capable of processing billions of data points while maintaining appropriate levels of freshness, coverage, and data quality.
- Design resilient services that can handle third-party API instability, rate limits, provider outages, platform changes, partial failures, and other external disruptions.
- Improve the economics of large-scale data collection by optimizing requests, proxy usage, retries, storage, compute, and other infrastructure costs.
- Design and maintain systems that determine which creators should be collected, when they should be collected, and how frequently, balancing customer value with operational cost.
- Own backend systems throughout their lifecycle, including requirements gathering, archi