| layout | title |
|---|---|
cv |
Justin Martin |
Justin Martin
Principal Engineer in Telecom, Applied Cryptographer
justin@thefrozenfire.com | frozenfire.eth
Currently
Doing applied zero knowledge application development under a grant from the Ethereum Foundation ESP.
Specialized in
- Telecom systems engineering (SMS, VOIP, SMPP, SIP)
- Security engineering (Cryptography, threat mitigation, compliance)
- Network engineering (Cloud provisioning, K8S clustering)
- Operational intelligence, data science
Research interests
- Zero Knowledge cryptography
- Sybil resistance
- Cryptoeconomics
- Privacy
- Adversarial Interoperability
Patents
2019
Blockchain network communication management, US20210243036A1
Occupation
2021 - Present
Ethereum Foundation
- Developing a ZK system for proving knowledge of JWTs issued by social identity providers
- Producing open source ZK cryptographic primitives
- Providing community education and support for ZK tooling, mixers, and other privacy/crypto projects
- Talent scouting, routing prospects toward ESP projects
2013 - 2021
CallFire / EzTexting
- Started as a vendor for SMS connectivity through SMSCloud
- Professional Services work for enterprise customers, developing custom call scheduling, routing, and reporting solutions
- Developed CallFire's PHP SDK
- Refactored majority of message processing, routing, and origination software for EzTexting
- Acted as Platform Architect, DevOps Engineer, Security Engineer
- Produced a "Cloud Caller" provisioning automation system which enabled 20X increase in outbound capacity
- Oversaw migration to automated cloud provisioning tooling, automated monitoring system
- Developed Operational Intelligence platform producing reporting, monitoring, and analysis for infrastructure and telephony operations
- Acted as Principal Engineer in Operations, overseeing infrastructure management, security, carrier operations
- Developed an automated, heuristic-and-machine-learning-based messaging compliance system, enforcing industry content regulations
- Developed anti-spam, anti-fraud threat modelling engine
- Acted as Principal Engineer in Growth, bootstrapping a Growth team effectively utilizing A/B testing to massively decrease churn, increase conversion and ARPU
2013 - 2019
Roave
- Developed and managed SMSCloud, a high-throughput SMSC connecting businesses to telephony carrier networks
- Oversaw operations of software development agency business (contract negotiations, recruitment, etc)
2012
MediaDevils
- Ecommerce sweatshop
- Built numerous custom ecommerce websites for "As Seen on TV" products
- Built custom membership video streaming platforms
- Built specialized social network / online learning platforms
FOSS
2008 - 2016
PHP
- Credited documentation maintainer
- Voting project member
- Community management (IRC, reddit, etc)
- Founded PHP Mentoring
- Contributed to Zend Framework