Dan Mayer's Resume

Daniel Mayer
[email protected]
1905 East 28th Ave
Denver, CO 80205


  • Expert Ruby

  • Casual Languages

    • Javascript, Python, shellscript, Elixir, Clojure
  • Tools

    • Amazon Web Services (EC2, ECS, Lambda, S3, SQS, Cloudformation)
    • CircleCI, Github Actions, Jenkins, Terraform, Docker
    • Relational DBs: PostgreSQL, MySQL, Redshift, AWS Aurora DB
    • Schemaless DBs: Redis, Mongo
  • Frameworks

    • RESTul API's (Swagger)
    • GraphQL
    • React, JQuery
  • Process

    • Distributed Teams
    • Test-Focused Development, Continuous Delivery, Feature Flag Incremental Rollouts
    • Agile Team management (PRs, code review, pairing, sprints, standups)
    • Documentation, Jira, Confluence, Git Workflows, etc
    • Community involvement (confs, blogs, podcasts, contributes to OSS)

Work Experience

Stitchfix Software Architect
Feb 2019 - Current
Joined to found the platform team building out platform capabilities for the consumer feature teams. Helped the consumer platform group grow from 2 ICs to 7 teams. Projects included rewriting authentication, adding various caching layers, improvements to infrastructure/platform performance (reducing server costs by 90% for some applications), improvements to observability tooling, supporting several extraction projects from legacy systems, REST to GraphQL, ERB to React, consolidation of analytics pipelines, and various internal dev tools. Created and coordinated the client experience architecture group driving async document-based decision-making using RFC/ADRs and diagraming and documenting multi-year vision and technology stack choices with long-term migration strategies.

Zola Electric
Director of Software Engineering
May 2015 - Jan 2019
Lead distributed Data Infrastructure, DevOps, and Software teams. The teams cross timezones and cultures with US, Nigeria, Tanzania, Amsterdam, and Russia representing. Built collaborative team processes and decision workflows. Documented decisions and learnings. Partner evaluation, selection, and integration plans. Initiated and planned distributed team global summits. Lead by example in the codebases as a still active Rails developer, and contributed to our Python Data and DevOps infrastructure code.

Software Developer
June 2010 - May 2015
Working with a small team of developers to grow LivingSocial. Working on mobile apps, mobile site, APIs, AB testing, performance, and backend tools.

Founder / CTO / Ruby Software Developer
April 2008 - April 2010
Software startup to make the lives of developers easier. Originally developed accelerated testing for Ruby developers. More recently, launched getcaliper.com, which builds code analytics for all Rubygems and builds metrics for public and private git-based Ruby projects.

  • Built accelerated testing tool, using distributed computing services to run developer tests
  • Developed a cloud-based continuous integration server and notification services
  • Developed cloud-based code metrics and analytics project analyzer, which integrated with Rubygems.org to provide analytics on all public Rubygems and many OSS git-based projects (7000+ projects)
  • Member of a distributed agile team -- practiced daily standups, remote pair programming, and continuous integration
  • Worked extensively with cloud based services and distributed computing techniques. (EC2, Beanstalkd queues, Schemaless SimpleDB, S3)
  • Developed and deployed EventMachine, Merb, Rails, and Sinatra in production environments

May 2007 - April 2008
Small Denver-based consumer web startup. Built Seekler.com to help people find the best of everything online by user generated, community-based top 10 lists on topics or products. Seekler was a social way to rank things with friends or the entire community.

Java Lead Engineer
August 2006 - May 2007
Developed web sites for Fortune 500 companies. Managed a small Java team with local and international remote employees.

  • Developed and deployed large scale newspaper, real estate, and car rental companies Java sites

Impact Science & Technology (IST)
Java Software Engineer
December 2005 - June 2006
Developed full lifecycle of a DOD distributed synchronous infrastructure in Java.


University of Colorado
Boulder, CO
B.S., Computer Science
GPA: 3.185

References available on request