# Nicolas Spiegelberg

> Software Engineer at YugaByte

Location: San Mateo, California, United States
Profile: https://flows.cv/nicolasspiegelberg

## Work Experience
### Software Engineer @ YugaByte
Jan 2019 – Present | San Francisco Bay Area
Core Infrastructure & Distributed System software engineering for C++ Database:
• XCluster Async Replication.  Worked on V1 and several iterations of the product: scaling DMLs & runtime DDL management.
• Reliability and Scalability of YB-Master, which handles DDLs & Load Balancing.
• Transactional Integration with SQL Query Parser

### Engineering Manager @ ActionIQ
Jan 2017 – Jan 2018 | Greater New York City Area
Data Pipeline, Cloud Infrastructure, and DevOps for a MarTech data aggregation & query platform during it's growth from Series A to C. First Engineering Management hire.
• Scaled Backend from 4 to 13 engineers, across 2 teams.
• Created initial management structure for Recruiting Pipeline, Release, On-Call, and Metrics.
• Team Accomplishments:
1. Defined initial system SLA metrics. Transitioned On-Call from manual inspection to stable, metrics-based alerts. 
2. Stabilized Engineering-wide software release to weekly cadence
3. Decoupled OLTP in-memory query engine from OLAP pipeline.  AWS Cost Efficiency & Reliability wins via V1 elastic cluster.

### Engineering Manager @ Facebook
Jan 2014 – Jan 2016 | Greater New York City Area
Network & Data Storage APIs for Facebook (FB) iOS Mobile Application. Production systems include a data storage & pubsub engine (GraphQLStore), a mobile networking stack (ProxyGen API), and ReactJS native data synchronization.
• Recruited and managed a 12-person team, starting as first engineer.
• Refactored systems within bi-weekly release constraints (300+M DAU).
• Doubled app stability as part of CEO-driven mobile reliability push.
• Converted systems to Cross-Platform C++ and integrated into Android FB app.

### Site Leader @ Facebook
Jan 2012 – Jan 2016 | Greater New York City Area
Part of 5-person landing team that established NY Engineering office.  Organized new hire bootcamp, directed intern program (100+), and manager Infrastructure recruiting pipeline (+30 YOY). Led Site Building program for Fall 2015, with ~250 engineers.

### Software Engineer @ Facebook
Jan 2009 – Jan 2013 | San Francisco Bay Area
HBase Team, an Apache Distributed NoSQL Database. Part of initial team founding. 
• Powered V1 FB Messenger (500M+ DAU), Time-Series DB, and Ads Analytics.
• Improved HBase core features: Compaction Algorithms, Bloom Filters, MVCC. 
• Customized HDFS distributed filesystem for HBase.
• Delivered HBase Replication, Migration, and Disaster Recovery as Tech Lead.

### HBase Committer & PMC @ The Apache Software Foundation
Jan 2010 – Jan 2016

### Software Design Engineer @ Adtran
Jan 2004 – Jan 2009 | Huntsville, Alabama Area
Responsible for Adtran OS, an embedded C++ operating system for small business routers & switches. Responsible for Network Interface, IP/TCP/UDP Stack, Routing Protocols, Software Design Patterns & Process. Implemented multiple RFCs: BGP, QoS, IPv6, OSPF

### Software Engineer Intern @ SAIC
Jan 2002 – Jan 2004 | Huntsville, Alabama, United States
Helicopter Mission Planning Systems
Clearance Required


## Education
### MSE in Computer Engineering
The University of Alabama in Huntsville

### Bachelors of Science in Computer Science
The University of Alabama in Huntsville


## Contact & Social
- LinkedIn: https://linkedin.com/in/nspiegelberg

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Source: https://flows.cv/nicolasspiegelberg
JSON Resume: https://flows.cv/nicolasspiegelberg/resume.json
Last updated: 2026-04-11