Nathan Mayer
Founder, KitFox Labs
· Principal Engineer & Managing Consultant, Linean
Christian, husband, dad & servant. Building modern software for the Central Valley and beyond. Ten years shipping production
software: oilfield analytics, Amazon payments, and now public-sector and healthcare
work from Bakersfield.
Work
Engagements through KitFox Labs, my
independent practice, in partnership with Linean. Full case studies live on the KitFox site.
State of California, via Linean · in progress
Three-portal grant management platform replacing a legacy system: staff, grantee, and public portals over a single domain model and audit trail. Go-live April 2026.
.NET 9Azure SQLEntraIDpublic sector
County education agency, via Linean · in progress
Claims intake, appointment scheduling, billing, and admin workflows for a regulated medical billing program. RBAC, Carelon SPI batch registration, audit surfaces.
DjangoReactAzurehealthcare
Private operations business · shipped
Read-only audit of a production AWS + Postgres environment. Executive summary, three-year cost models, and a decision framework the owner could stand behind.
AWSPostgreSQLadvisory
Open work
Side projects in the open, mostly water data for the southern Central Valley.
Open data · in progress
A public map of the Kern River system: canals, diversion points, flow stations. The data is public but scattered; this collects it into one readable view. Code and sources open when it ships.
watercartographyopen
Career
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2025–now
Principal Engineer & Managing Consultant · KitFox Labs · Linean
Independent practice through KitFox Labs, partnering with Linean on public-sector and healthcare software in Kern County: grant management for a California state agency and a medical billing platform for a county education agency.
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2022–2025
Software Development Engineer II · Amazon
Launched a service orchestrating payments from legacy systems into Amazon’s payables platform. Designed a native AWS service automating approval workflows for manual transactions.
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2021–2022
Owner · Pumpoff Software
Solo consultancy. Integrated legacy artificial-lift platforms with Ambyint’s AI optimization SaaS, enabling $2.4MM in sales.
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2020–2021
Software Development Engineer II · Amazon
Helped take Amazon’s Accounts Payable service live: serverless, fault-tolerant, streaming. Led a reporting-service redesign that cut operational load.
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2018–2020
Lead Developer, Data Science · Theta Oilfield Services
Invented multivariate trend anomaly detection and classification for electric submersible pumps in XSPOC, monitoring $100M+ in oilfield equipment. Built the framework to 50+ classifications across ESP, rod lift, and gas lift; shipped the manage-by-exception system featured as the new face of the product.
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2017–2018
Lead Developer, XSPOC · Theta Oilfield Services
Product architect; led a team of five through two major releases of the leading well monitoring and optimization platform. Designed a root-cause failure analysis system for artificial lift equipment.
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2016–2017
Lead Developer, Artificial Lift · Theta Oilfield Services
Led development of XSPOC’s first gas lift and ESP analysis products, enabling $3MM ARR across thousands of US wells.
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2016
Software Developer · Theta Oilfield Services
Built multiphase flow analysis for electric submersible pumps. Dozens of those engineering models still underpin multiphase analysis in XSPOC.
Theta Oilfield Services built XSPOC, used by five of the six major E&P operators; now part of SLB via Apergy and ChampionX.
B.S. Computer Science (2019) and M.S. Data Analytics (2020), Western Governors University.