I’m Nicolás Iragorri Domínguez, a Senior Python Engineer based in Madrid, Spain, with over 10 years of experience delivering high-throughput data pipelines, web scraping, API integrations, and real-time processing. I’ve built and optimized data ingestion systems that handle millions of records daily, turning raw streams into reliable, indexed, structured data with strict latency targets. I’ve also reverse-engineered undocumented APIs and web platforms to extract dependable data, delivering production-ready integrations in challenging environments. I thrive on scalable, well-documented architectures designed for long-term maintainability. From reverse-engineering an undocumented API at Gradient Cyber to building streaming and batching pipelines at Reddit, I’ve demonstrated strong problem-solving and collaboration across cross-functional teams. I hold a Systems Engineering degree from UNIMET and a Master in Finance from IESA, and I enjoy applying sound design principles to complex distributed systems and data workflows.

Nicolás Iragorri Domínguez

I’m Nicolás Iragorri Domínguez, a Senior Python Engineer based in Madrid, Spain, with over 10 years of experience delivering high-throughput data pipelines, web scraping, API integrations, and real-time processing. I’ve built and optimized data ingestion systems that handle millions of records daily, turning raw streams into reliable, indexed, structured data with strict latency targets. I’ve also reverse-engineered undocumented APIs and web platforms to extract dependable data, delivering production-ready integrations in challenging environments. I thrive on scalable, well-documented architectures designed for long-term maintainability. From reverse-engineering an undocumented API at Gradient Cyber to building streaming and batching pipelines at Reddit, I’ve demonstrated strong problem-solving and collaboration across cross-functional teams. I hold a Systems Engineering degree from UNIMET and a Master in Finance from IESA, and I enjoy applying sound design principles to complex distributed systems and data workflows.

Available to hire

I’m Nicolás Iragorri Domínguez, a Senior Python Engineer based in Madrid, Spain, with over 10 years of experience delivering high-throughput data pipelines, web scraping, API integrations, and real-time processing. I’ve built and optimized data ingestion systems that handle millions of records daily, turning raw streams into reliable, indexed, structured data with strict latency targets. I’ve also reverse-engineered undocumented APIs and web platforms to extract dependable data, delivering production-ready integrations in challenging environments.

I thrive on scalable, well-documented architectures designed for long-term maintainability. From reverse-engineering an undocumented API at Gradient Cyber to building streaming and batching pipelines at Reddit, I’ve demonstrated strong problem-solving and collaboration across cross-functional teams. I hold a Systems Engineering degree from UNIMET and a Master in Finance from IESA, and I enjoy applying sound design principles to complex distributed systems and data workflows.

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Experience Level

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Work Experience

Senior Backend Engineer (Short Contract) at Clover Health
July 1, 2025 - Present
Designed and implemented an internal search application indexing over 30 million records from distributed storage with sub-second response times, using optimized PostgreSQL queries and caching. Implemented on-the-fly PDF segmentation, dynamically extracting and reconstructing relevant pages from large documents, delivering end-to-end response times under 3 seconds for over 99% of requests.
Senior Backend Engineer (Contractor) at Reddit
March 1, 2023 - June 1, 2025
Built and optimized data ingestion pipelines that captured and indexed new content as published, processing millions of posts daily with strict latency requirements. Designed services to detect and route high-value listings into structured feeds; collaborated on AI-assisted transformations, optimized caching and batching to maximize throughput; replaced legacy pipelines with Kafka consumers implementing rate limiting and backpressure for stable real-time processing; expanded GraphQL APIs for downstream consumers to support new data types.
Senior Backend Engineer (Contractor) at Outreach Corporation
March 1, 2021 - March 1, 2023
Designed and maintained microservices to index, store, filter, and sync data across millions of records for hundreds of thousands of users; built resilient data workflows syncing records across distributed databases during live migrations between storage backends; automated pipelines and scheduled jobs to purge, transform, and reconcile millions of records daily across globally replicated services.
Senior Backend Engineer (Short Contract) at Gradient Cyber
January 1, 2021 - December 31, 2021
Reverse-engineered an undocumented, outdated API through deep analysis and systematic testing to build a working integration between a cybersecurity suite and the Google Workspace API, delivering a reliable, production-ready solution where previous implementations had failed.
Senior Full-Stack Developer (Contractor) at Frog Design & Telefónica Tech
January 1, 2019 - January 1, 2021
Built and maintained back-end services and data-processing algorithms for high-reliability enterprise tools; developed and optimized public-facing websites and authentication microservices with API endpoints for enterprise use.
Business Intelligence Consultant (Freelance) at Goiko Grill
January 1, 2018 - January 1, 2019
Designed and deployed a central AWS data warehouse consolidating multiple data sources; automated ingestion and transformation tasks to ensure data freshness and integrity.
Co-Founder & Consultant at Ugandi.com
July 1, 2014 - April 1, 2017
Launched a second-hand e-commerce platform for the Venezuelan market; built the full-stack web application including product listing ingestion, search, and user-facing catalog features.
Lead Engineer at Eficiatech
January 1, 2011 - January 1, 2018
Founded and led a dev team delivering custom client solutions.
Full-Stack Developer at Leo Burnett
January 1, 2011 - January 1, 2018
Delivered web backends and frontends for major brand clients.
SQL Developer at Telefónica
January 1, 2011 - January 1, 2018
Optimized sales commission databases for SAP ERP migration.
Senior Backend Engineer at Clover Health
July 1, 2025 - Present
Designed and implemented an internal search application indexing over 30 million records from distributed storage with sub-second response times using optimized PostgreSQL queries and caching. Implemented on-the-fly PDF segmentation, dynamically extracting and reconstructing relevant pages from large documents. End-to-end response time under 3 seconds for 99%+ of requests.
Full-Stack Developer at Leo Burnett
January 1, 2014 - December 31, 2016
Delivered web backends and frontends for major brand clients.
SQL Developer at Telefónica
January 1, 2010 - December 31, 2010
Optimized sales commission databases for SAP ERP migration.

Education

Systems Engineering at UNIMET
January 1, 2007 - January 1, 2011
Master in Finance at IESA
January 1, 2017 - January 1, 2018
Systems Engineering at UNIMET
January 1, 2007 - December 31, 2011
Master in Finance at IESA
January 1, 2017 - December 31, 2018
Systems Engineering at UNIMET, Caracas, Venezuela
January 1, 2007 - January 1, 2011
Master in Finance at IESA, Caracas, Venezuela
January 1, 2017 - January 1, 2018

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Telecommunications