Lázaro O'Farrill
From: Cuba
Location: Wrocław, PL
On Useme since 1 August 2026
About me
I'm a software developer with a long time in the industry. Experienced across the entire stack of software from firmware for embedded micro-controllers in low power applications to high scale data pipelines and real time analytics.
CV / Résumé
May 2022 - Now
Senior Software Developer
DSpot Team
Data ingestion: Processed real time sports data; applying on the fly transformations, CDC reactive updates and real-time OLAP workloads. Performance Optimization: Architected high-concurrency autoscalable rendering pipelines; increased throughput by
Jul 2021 - May 2022
Backend Developer
Guajiritos SRL
Data ingestion: Processed real time sports data; applying on the fly transformations, CDC reactive updates and real-time OLAP workloads. Performance Optimization: Architected high-concurrency autoscalable rendering pipelines; increased throughput by
Jan 2021 - Now
Embedded Developer
ESPOLETA Tecnologías SRL
Extreme Efficiency: Designed system for 1-month battery life on a single charge; enabled year-round operation via a tiny solar panel. Protocols: Integrated I2C, SPI, UART, Modbus RTU, and HTTP for reliable environmental data logging.
Portfolio
In my blog you can see the type of projects I take on for fun. I like to take on infrastructure challenges and systems programmings.