M

Mark Valdez

Founder

San Francisco, California, United States16 yrs 6 mos experience
Highly Stable

Key Highlights

  • Built first year technology platform for Geosite.IO
  • Over 15 years of SaaS product development experience
  • Expert in full-stack development and architecture
Stackforce AI infers this person is a SaaS architect with extensive experience in full-stack development and startup environments.

Contact

Skills

Core Skills

Ruby On RailsFull-stack DevelopmentReactNode.jsPrincipal Software ArchitectureSaas DevelopmentWeb Development

Other Skills

AJAXAgileAlgorithmsAmazon Web Services (AWS)ApacheBack-End Web DevelopmentBackbone.jsBig DataC++CSSCassandraCode ReviewComputer ScienceData ArchitectureDatabases

About

Builder of 0-1 SaaS startups for nearly a decade, including built the first year technology platform of Geosite.IO, a Y-Combinator company that was recently acquired. Mark is a hacker at heart, he started building software and websites in the early days of AOL and AJAX when he was 12 years old. I have over 15 years of experience of working directly with Founders building SaaS products/technologies from the ground-up, typically early-staged(bootstrapped, seed, and series-A) startups. My commitment to empathy and servant leadership, combined with my technical expertise and track record of driving results, make me a valuable addition to any organization. general rule = Please don't message me if your with a recruitment firm offering me many positions!! Only contact if you work directly for the company you can disclose.

Experience

Stealth ai startup

Founder

Mar 2025Present · 1 yr

Upright labs

Senior Software Engineer

Aug 2023Jan 2025 · 1 yr 5 mos · San Francisco, California, United States · Remote

Valdezm.com

Principal Engineer

Apr 2023Aug 2023 · 4 mos · Remote · Remote

Advekit

Senior Software Engineer

Sep 2021Dec 2022 · 1 yr 3 mos

  • Ruby on Rails
  • Startup, Scrum team, biweekly sprints
  • Developed greenfield projects on a mature monolithic software platform in the Mental Healthcare industry
  • First in company to be awarded Employee of the Month
RubyWeb ArchitectureFront-End DevelopmentRuby on RailsNode.jsScrum+9

Self-employed

Software Engineer

Jul 2019Jan 2021 · 1 yr 6 mos · California and Washington

  • Most recently worked on a React / mobx / Typescript / Node applications for a Quantum-safe Encryption-as-a-Service startup. (scrum environment)
  • Before that I spent over a year:
  • I worked on many projects in many languages and platforms helping the recycling industry.
  • Technologies included:
  • AWS, EC2, Linux
  • Google, Google Code Javascript, Sheets
  • Javascript, React, Material.io
  • Ruby, Rails 5
  • Databases, MySQL, Postgresql, Neo4j, Mongo
  • Python, Django
  • PhP, Custom and Wordpress, Mailserver (mailchimp-like system)
RubyWeb ArchitectureFront-End DevelopmentNode.jsScrumREST APIs+9

Geosite

Principal Software Architect

Jun 2018Apr 2019 · 10 mos · Palo Alto, California, United States

  • Principal Software Architect
  • React Redux
RubyPython (Programming Language)Web ArchitectureFront-End DevelopmentNode.jsDocker Products+11

Devjoi & valdezm.com

Software Architect - Full Stack Engineer

Jun 2015Apr 2018 · 2 yrs 10 mos · United States, West

  • Architect and built a SaaS marketing platform, directly with the CEO for thousands of Amazon
  • sellers.(ES6, Typescript, Rails, Postgres, Mongo, Redis, Angular 4, Amazon/Stripe API, Bootstrap/Material Design). This involved heavy investment in email technologies(custom server), Micro-service(5) cluster design, and custom asynchronous workloads and management(Sidekiq). Also made my first hire, a SWE for Front-end Development.
  • Ad Traffic Social Analytics for Marketing, Fullstack development extending a Ad traffic analytics SaaS product.(PHP Laravel, JS, VueJS, Social Network APIs)
  • Traffic-segmentation-optimization, tracking analtyics platform, built from the ground-up a cross-site, A/B, custom tracking solution/pipline for segment-based mapping and experimentation, similar to Optimizely (Google Analytics, Custom Pixel tracking system, Rails, JWT, Foundation)
  • Contributed custom payment features to an in-production SaaS product for hundreds of Financial Advisers in the FinTech space.(Go, Stripe API, Mongo, JS, OneUI-Bootstrap, Scrum)
  • Zither iOS app, migrated the (backend) Parse server/API to standalone service for in-production iOS app with a large user-base. (Parse API, Node, MongoDB-MLab, Heroku, iOS SDK)
  • Worked with 2 Founders to build: Pixel Tracking system for Analytics(Django, JS, JSON, Google Analytics), Django e-commerce platform(SOAP, Python, PosgreSQL), Intelligent Keyword Linker script for webpages(Django, multi-threaded Java, JSP, JS), Linux server administration(Ubuntu, Solr, MySQL, Apache, SSL), Ecommerce Product API service(XML, REST, PHP), custom analytics reports for market assessment(XML, PHP), Membership/Dealer systems for e-commerce platform(JS, API), Payment and Shipping integrations(XML, APIs)
  • Private, Ultra Low Latency in Android, an attempt to solve the 10ms. problem over WiFi for professional audio streaming(Android, Java, C, Linux, APIs, including: superpowered, Samsung Professional Audio, ALSA, libusb)
RubyPython (Programming Language)Web ArchitectureFront-End DevelopmentNode.jsScrum+11

Valdezm.com

Full Stack Engineer

Oct 2012Nov 2016 · 4 yrs 1 mo · San Francisco Bay Area & Seattle

  • World Vision(non-profit, FTE), Web Developer III, Worked on a 6 member scrum team, in-house, to redevelop the organization's underlying web page system to a modern responsive modular architecture. This involved creating a custom Drupal distribution that is extended from Panopoly(in-place page building, custom widgets), PHP, SASS, Twitter Bootstrap, MySQL, JS(Backbone, 3rd party APIs), A/B testing framework
  • Motive, Developed 3 responsive sites with principal designer(Custom WordPress modules, PHP, JS)
  • Private, WebRTC web application for real-time analytics(Node.js, REACTIVE)
  • WAC, Digitizing background checks(Chaplin, Mongo, Rails, SaSS, HAML, Coffeescript, Foundation)
  • VX Tech., Lead front-end development of a in-production single-page SaaS offering, “DataThor”, a social-media information analytics web application(Chaplin, SoC, Mongo, Jade, CoffeeScript, node.js, Brunch, D3, JSON)
  • Project “GS” focuses on RWD and data sourcing(on-going development: Foundation, Rails, Mongoid, Devise, Sass)
  • Koiros, Scribes is a responsive web application that employs a threaded-Java based Spider to scrape and extract data off the web based on a customized configuration which is then consumed as a RESTful service part of a larger data pipeline(Twitter Bootstrap, Rails, Mongo, Java, Tomcat, HTMLUnit)
  • Koiros.com, Intelligent Scheduler, I developed various solutions on the core D7 site and re-wrote the Scheduling System in Java(Drupal 7 custom modules, PHP, XML, MySQL, JSP, Tomcat)
  • mtuity (formerly M2Esoft), Project Apple focused on creating a MAM application for the Android OS based off an existing iOS offering(Enyo.js, node.js, Java, Cordova Phonegap, LawnChair, JSON, Javascript)
  • BoboGadget, The site was created by extending the MVC based e-commerce OpenCart stack(PHP, MySQL)
  • StopThoseCalls, This concept website was created on Rails offering user authentication(RoR, Devise+CanCan)
  • GunUp, Various projects involving Drupal Commerce, Apache Solr, MongoDB, RoR, RWD, jQuery
RubyWeb ArchitectureFront-End DevelopmentNode.jsREST APIsLinux+8

Datastax

Support Engineer

May 2012Aug 2012 · 3 mos · San Mateo, CA

  • Helped resolve day-to-day operational JIRA tickets centered around DataStax Enterprise(DSE) and OpsCenter for hundreds of technology innovators
  • Developed tools such as Hector Launcher that increased productivity through the automation of environment and frequently performed Cassandra operations(Java)
  • Demonstrated aptitude to handle a diverse range of problems within a very complex domain that is inherent to Cassandra and the associated base supported technologies of DSE(Hadoop HDFS, Solr, Hive, PIG, Sqoop)
Front-End DevelopmentNode.jsREST APIsLinux

Gunup.com

Software Engineer

Mar 2011Apr 2012 · 1 yr 1 mo · Seattle, WA

  • Employed various languages in an self-directed agile environment, centered around the companys Drupal website as demanded by the concurrent multiplicity of various projects and their associated diverse domains(Java, C#, XML)
  • Designed and developed a research tool add-on for Mozilla Firefox that could scan any webpage for real-time keywords and inject a link which deployed the information console for that term(jQuery, XML, PHP, CSS, JSON)
  • Designed and developed a news widget for the top Blog networks(Blogger, Wordpress, etc.) that required a single import statement which extended and incorporated any Blog to the Gunup infrastructure(jQuery, JSON, CSS, PHP)
Front-End DevelopmentNode.jsREST APIsLinux

Localized deal of the day website

Co-Founder / CTO

Oct 2010Aug 2011 · 10 mos · Tacoma Washington

  • Designed and implemented company websites(Web 2.0 technologies: jQuery, AJAX, PHP, MySQL, various APIs)
  • Created many diverse innovative designs and parallel variant systems that served to only maximize user experience through a constant deployment of HCI practices and user-developmental methodologies such as use cases
  • Designed and administrated data employing best practices to ensure data integrity(ER diagrams, NF standards, UML)
Front-End DevelopmentNode.jsREST APIsLinux

Clover park technical college

Faculty Member

Mar 2008Jan 2010 · 1 yr 10 mos

  • Instructor of Computer Science in the Computer Information Technology department at Clover Park in Lakewood, WA. Some of my duties involved developing the curriculum and lecturing for more than 10 courses. The primary goal was centered on the students and their success in preparing them to transfer to a University level Computer Science program and training them to become professionals part of the IT workforce.
  • Developed curriculum and instructed/lectured for 15 technical/university-transferable Computer Science courses. Lead the Database and Web Programming specialization certifications in the Computer Information Technology department
  • Courses (size 5-30) that I designed include: Relational Database Theory, MySQL, Microsoft SQL Server, Client-side Web Programming (Javascript, AJAX), Server-side Web Programming (PHP, PERL), Intro to Object Oriented Programming, Operating Systems, Data Structures (Java), XML and Web Services, JSP and Servlets
Front-End DevelopmentNode.jsREST APIsLinux

Visible technologies

Research Internship

Jan 2007Jan 2008 · 1 yr · Seattle Washington

  • Analyzed existing metrics and developed new models for analysis which were implemented in the Trucast product for determining influential key figures in the Blogosphere. This involved using graph theory and ontological analysis for the development of new metrics and resultant algorithms(Java and SQL Server)
  • Developed analytics for the index and caching growth of some value-passing websites for SEO theory testing which resulted in greater understanding of link-farms and the inherent properties of Googles Pagerank metrics
Front-End Development

University of washington

Web Developer

Jan 2007Jan 2008 · 1 yr

  • Improved existing web design by reformatting data to conform to CSS model layout standards(HTML and JavaScript)
  • Developed tools for department data tabulation and access which increased productivity and decreased data redundancy in all facets of the organization
Front-End Development

Education

University of Washington

Bachelor of Science - BS — Computer Science

Jan 2006Jan 2010

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