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Lars T. Mikkelsen

Email: [email protected]

Experience

OutSystems

Distinguished Architect Jan 2024 -- Present

  • Architect for Mobile, including Client Runtime and UI Components.

Ionic

Chief Architect Oct 2017 -- Dec 2023

  • Led the implementation of SOC 2 Type 1 and SOC 2 Type 2.
  • Designed and implemented a continuous delivery service for mobile apps.
  • Implemented a scalable build service for Android apps using Kubernetes.
  • Implemented a scalable build service for iOS apps using VMware vSphere.

HubSpot, Inc.

Senior Software Engineer Apr 2016 -- Oct 2017

  • Improved the performance and scalability of existing feature toggling infrastructure.
  • Improved the performance and reliability of authentication back-end services handling 10,000 req/s by implementing efficient caching and optimizing APIs.
  • Performed forensic analysis of security incidents.
  • Implemented OpenID Connect single sign-on for internal tools.
  • Improved the performance and reliability of image resizing services handling 500 req/s by caching resized images in Amazon S3.

Carbonite, Inc.

Principal Software Engineer Mar 2014 -- Apr 2016

  • Designed and implemented a continuous delivery pipeline using Jenkins and Chef.
  • Replaced MD5 password authentication with bcrypt.
  • Implemented two-factor authentication using SMS and voice messages.
  • Migrated existing back-end to AWS using CloudFormation and PowerShell DSC.
  • Advised teams regarding architectural decisions as a member of the Architecture Board.

Senior Software Engineer Mar 2013 -- Feb 2014

  • Implemented synchronization web services in Python.
  • Implemented the synchronization and persistence layers of the Sync & Share desktop application.
  • Designed and implemented a collaboration desktop application in C# and AngularJS.

Software Engineer Jul 2011 -- Feb 2013

  • Implemented the native UI in Sync & Share for Android based on an existing HTML prototype.
  • Implemented the backup feature in the Carbonite Mobile for Android app.
  • Developed the SnapSync for Android app in Java.
  • Developed and maintained existing Android apps.

Phanfare, Inc.

Software Engineer Oct 2007 -- Jul 2011

  • Designed and implemented a complete e-commerce solution with integration to Payflow Pro, Qualex, Rastar, District Photo, and CustomCD.
  • Created tools for code deployment, backup, etc. using Python and Bash.
  • Implemented video transcoding back-end based on MPlayer and FFmpeg.
  • Implemented image transformations in Obj-C on iOS.
  • Maintained a WPF desktop client.
  • Developed a web-based client using ASP.NET and YUI.
  • Developed an Android app in Java.

Patents

  • Friend, et al. Systems and methods for reliable backup of media.
    US Patent 9,369,507, filed March 12, 2013, and issued June 14, 2016.
  • Guo, et al. Methodologies to secure inter-process communication based on trust.
    US Patent 7,774,599, filed September 15, 2006, and issued August 10, 2010.

Education

Aalborg University

MS, Computer Science 2005 -- 2007

  • Secure IPC (Master's Thesis):
    Identified possible security issues with the current System V IPC mechanism in Linux. Designed a trust-based solution and implemented it using the LSM-framework.

BS, Computer Science 2002 -- 2005

  • Detection and Avoidance of phi-Loops (Bachelor's Thesis):
    Identified an issue with phi-loops (loops between phi-statements in SSA form) in the C++-based Boomerang decompiler. Designed and implemented a solution to detect and avoid the phi-loops.

Skills

  • Languages: Python, Java, HTML, CSS, JavaScript, Bash, Go, C#
  • Operating Systems: macOS, Linux, Android, iOS, Windows
  • Applications: Nginx, uWSGI, PostgreSQL, MySQL
  • Tools: IntelliJ, Vim, Git, Terraform