Daniel M. Email & Phone Number

Saint Paul, Mn, Us

Minneapolis, Minnesota, Us

- Created GraySphere, a web browser offering a single pane of glass for web development, built on a new browser engine that is a hybrid of Chromium and WebKit.- Developed browser engine using Rust, C, C++ and Objective-C.- Developed Visual Studio Code extension using TypeScript- Developed landing page using HTML and TailwindCSS, hosted on Cloudflare Pages.- Developed server-side API and login flow using Cloudflare Workers, R2, D1 and Stytch.

Denver, Co, Us

- Led development and architecture of a new PingOne platform capability, API Access Management, that enables customers to centralize the administration and enforcement of authorization policies for HTTP APIs.- With the help of a small team, created new microservices on the PingOne platform to implement API Access Management. Technologies used: Spring Boot, Cassandra, Kafka, AWS API Gateway, Kubernetes, React- Designed features to allow customers to define group-based access control policy for their HTTP APIs in the PingOne administrative console.- Designed and implemented features to allow customers to enforce group-based access control policy, defined in PingOne, via API gateway plugins. Supported gateways included:Kong, Apigee, and Mulesoft.- Worked with product management to vet requirements and the market fit of the new offering.

Denver, Co, Us

- Led development and architecture of PingAccess, an enterprise-grade OAuth and OIDC HTTP authorization gateway and policy server.- Mentored developers, quality engineers, and security engineers in the design, implementation, troubleshooting, and testing of the product.- Served as a primary resource for technical sales enablement, helping to grow the PingAccess revenue share from 0% to 10% over eight years.- Regularly interacted with customers and partners to understand product gaps and areas for improvement.- Served as the highest tier of support for PingAccess, aiding support and sustaining engineering with the most urgent and complex problems.Individual contribution highlights include:- Designed and implemented features to support the latest additions to the OAuth and OIDC specifications.- Reworked the PingAccess network stack from a thread-per-connection model to a staged, event-driven architecture, internally migrating from the Membrane Service Proxy framework to the Netty framework.- Developed and maintained a multiplatform SDK in C for communicating with the policy server, used by plugins for Apache, nginx, IIS, and F5 APM. Platforms supported: Linux, Windows, macos, AIX, FreeBSD- Developed and maintained the Apache, nginx, and IIS policy server agents.- Designed and implemented an AWS one-click deployment using CloudFormation and Lambda.- Reworked all cryptographic operations to meet FIPS compliance.- Enhanced PingAccess network stack to support advanced web technologies: Mutual TLS, WebSockets, TLS SNI, Automated Certificate Management Environment (ACME)- Regularly discovered and fixed critical security vulnerabilities in PingAccess.Promotion history:Apr 2019 | Principal Engineer, Team LeadOct 2017 | Principal EngineerSep 2014 | Senior Development EngineerJun 2013 | Development Engineer

Round Rock, Texas, Us

- Designed and implemented in Java a distributed, automated test execution system for improving utilization of SAN hardware under test, employing Spring, JAXB, RESTful, JMS, and Maven technologies.- Helped maintain large Java library used by automated, system-level tests.- Implemented Java source code refactoring tools, built on the Oracle JDK Java compiler front-end, to remove pervasive use of the varargs construct from an automated test support library.- Implemented test hooks in C++ for Storage Center software to improve test coverage of internal components.- Developed automated tests in Java for Dell Compellent Storage Center product releases.- Participated in grassroots effort to migrate test code VCS from Clearcase to Git

Madison, Wi, Us

- Contributed to DyninstAPI, a C++, multi-platform, binary instrumentation library used by performance analysis, debugging and malware analysis tools.- Implemented "relinking" of statically-linked binaries feature for DyninstAPI on Linux/x86 platform.- Ported DyninstAPI to FreeBSD----included submitting a patch to kernel developers for bug found during development.- Presented new functionality to DyninstAPI users at annual users’ meeting.

Madison, Wi, Us

- Administered mail, web, network monitoring and file storage services provided by Computer-Aided Engineering.- Built custom Linux kernels for lab workstations, servers and virtual machines.- Developed system administration scripts in Perl and Bash

Master Of Science (Ms), Computer Science

Bachelor Of Science (Bs), Computer Engineering