Theodore Rose

Experience

1. 2025 – Present

   The Monarch RoseNew York, NY

   • Founder & CEO (Chief Engineering Officer)

   Custom software for businesses nationwide, built end to end by one accountable engineer, plus fractional CTO leadership for founders without a technical co-founder.

   • Websites, web and mobile applications, booking systems, portals, CRMs and payment systems
   • Multi-tenant SaaS platforms delivered as production-ready products, not prototypes
   • Workflow automation, system integrations and practical AI features grounded in client data
   • Fractional CTO engagements: technical strategy, architecture, vendor oversight and hiring
   • TypeScript
   • Next.js
   • Python
   • Go
   • PostgreSQL
   • Stripe
   • Vercel
   • AWS

2. Oct 2024 – Nov 2025

   Independent ConsultantRemote

   • Software Engineer

   Contract platform engineering: extending Kubernetes tooling and cutting manual work for a support organization.

   • Extended a Kubernetes operator with new automation, cutting manual effort for the support team
   • Refactored the operator's test harness, improving test execution speed by 4x
   • Python
   • Go
   • Kubernetes
   • Docker

3. Aug 2020 – Oct 2024

   GoogleNew York, NY

   • Software Engineer
   • Software Engineer / SRE, Google Cloud (Bigtable, Spanner)

   Built developer infrastructure used across Google and the open-source community, and ran reliability for two of Google Cloud's largest database products.

   • Core contributor to Prototiller, Google's open-source tool for manipulating Protobuf files, used by developers across the open-source community
   • Delivered an Arena-based memory optimization for LazyField, reducing per-request memory overhead across internal services that rely on Protobuf
   • Migrated internal components to open-source tooling to meet compliance requirements, retiring legacy internal-only dependencies
   • Added instrumentation to Cloud Bigtable, improving monitoring and observability
   • Migrated prober tasks from a team-managed stack to an internal SaaS platform, reducing operational overhead
   • On-call rotation: triaged support tickets, responded to pages and coordinated postmortems
   • C++
   • Python
   • Go
   • Java
   • Docker
   • GCP
   • Bigtable
   • Spanner

4. Apr 2019 – Aug 2020

   CompassNew York, NY

   • Senior Software Engineer

   Led a zero-downtime, zero-client-impact live migration of a tier-1 database at a national real estate platform, and rebuilt the service behind agent matching.

   • Designed and executed a zero-downtime live migration of a tier-1 MongoDB collection to PostgreSQL, end to end from data model to cutover
   • Built the full Go test and validation suite that guaranteed data integrity throughout the migration
   • Redesigned the MLS agent-matching algorithm with parallel worker pools, achieving a 22.5x speedup
   • Built a configurable Kafka library adopted org-wide, simplifying producer and consumer setup
   • Integrated SNS/SQS into an offline processor handling business-critical Salesforce events
   • Mentored junior engineers and served as a technical resource for cross-team questions
   • Go
   • Python
   • AWS
   • Kubernetes
   • Kafka
   • Redis
   • PostgreSQL
   • MongoDB
   • Datadog

5. Oct 2015 – Apr 2019

   BloombergNew York, NY

   • Senior Data Engineer / Scrum MasterApr 2018 – Apr 2019
   • Senior Software EngineerOct 2015 – Apr 2018

   Built the data retrieval, ETL and internal tooling that analysts and business teams at a global financial data company used every day.

   • Redesigned the core data-retrieval system around a generic SQLAlchemy API
   • Built ETL pipelines to onboard and transform incoming vendor data sources
   • Added Pandas-based aggregation, pivoting and transformation to production services
   • Introduced Redis caching for frequent queries, improving service performance
   • Rebuilt the internal alert system, improving cross-team issue visibility
   • Built client communication and ticketing systems used org-wide by engineering, sales and support
   • Implemented a CI/CD pipeline for automated testing, linting and packaging
   • C/C++
   • Python
   • SQLAlchemy
   • Pandas
   • JavaScript
   • Oracle
   • MSSQL
   • Redis
   • IBM MQ
   • Splunk

6. Jun 2012 – Oct 2015

   CA TechnologiesIslandia, NY

   • Software Engineer

   Wrote mainframe system-level code for z/OS, the kind of software where a defect is not an option, consumed by multiple product teams.

   • Developed z/OS mainframe system-level code consumed by multiple product teams
   • Implemented re-entrant, thread-safe services in C and Assembly, including lock-free data structures and serialization primitives
   • Built event-driven services letting product groups register for z/OS and cross-group events
   • Maintained and supported the production z/OS mainframe environment
   • HLASM
   • C/C++
   • Java
   • Maven
   • TeamCity
   • JUnit