Pablo Mouzo, Full-stack Developer in Valencia, Spain
Pablo Mouzo

Full-stack Developer in Valencia, Spain

Member since January 2, 2015
Pablo is a self-taught software developer who has a broad range of talents but focuses on web development and performance optimization. He loves clean, simple programs that function well and looks for interesting products to lend his skills to.
Pablo is now available for hire



  • Python 10 years
  • Performance Optimization 10 years
  • Full-stack 10 years
  • Product Development 6 years
  • JavaScript 5 years
  • Mentorship & Coaching 5 years
  • Team Leadership 4 years
  • Elixir 2 years


Valencia, Spain



Preferred Environment

Git, Emacs, Zsh, Ubuntu

The most amazing...

...system I've made was to help banks place branches using Google Earth to display geographic income averages, geo-codification, and more.


  • Software Developer

    2017 - PRESENT
    Zoomer Analytics
    • Implemented a custom real-time trading UI and dashboard for an independent and privately owned Swiss asset manager.
    • Implemented the entire xltrail front end from scratch.
    • Improved the performance of a critical process by 3x using Cython.
    Technologies: Django, Python, Vue, JavaScript, Front-end, RESTful Web Services, SQL, Test-driven Development (TDD), Web Development, Vuex, PostgreSQL, REST APIs, Redis, Bootstrap 3, Performance Optimization, Database Performance, Vue 2, Full-stack, APIs, TypeScript
  • Senior Software Developer

    2021 - 2021
    Haven Connect
    • Worked directly with the founder on strategic product development, agile story crafting, and spring planning.
    • Developed initial implementation of a critical third-party integration needed to increase sales.
    • Designed the data schema to handle the complexities of different funding sources for affordable housing properties in the US, working closely with the founder and the compliance person.
    Technologies: Elixir, React, Heroku, PostgreSQL, SQL, Web Development, Agile Software Development, JavaScript, Performance Optimization, Database Performance, Team Leadership, Full-stack, APIs, Amazon Web Services (AWS), Mentorship & Coaching, TypeScript, Product Development
  • Senior Software Developer

    2020 - 2020
    Reinsurance SaaS Stealth Startup
    • Led front-end development implementing the initial prototype.
    • Worked with the founders on product development and planning.
    • Managed and prioritized work for a junior developer.
    Technologies: TypeScript, Vue, Web Development, Vuex, Agile Software Development, JavaScript, REST APIs, Team Leadership, APIs, Mentorship & Coaching, Product Development
  • Data Pipeline Developer

    2015 - 2016
    Whalerock Industries
    • Developed ETL pipeline for data normalization and cross-referencing.
    • Migrated the system to docker containers improving pipeline stability.
    • Implemented and optimized queries for reporting considerably reducing turnaround times.
    Technologies: Jenkins, Docker, Redshift, Selenium, Python, SQL, PostgreSQL, Performance Optimization, Database Performance, APIs, Amazon Web Services (AWS)
  • Senior Software Developer

    2015 - 2015
    Agrarian Labs
    • Refactored codebase to reduce complexity and improve test coverage.
    • Implemented a custom library in Elixir for internal use.
    • Profiled and implemented performance optimizations on critical endpoints, reducing request times by over 80%.
    Technologies: Heroku, Celery, Django REST Framework, Django, Python, RESTful Web Services, SQL, Test-driven Development (TDD), Agile Software Development, Elixir, PostgreSQL, REST APIs, Performance Optimization, Database Performance, APIs
  • Senior Software Developer

    2012 - 2015
    • Implemented a full redesign for the entire site using modern and solid technologies for the front end.
    • Performed A/B tests using an internal framework for Django, improving the framework itself.
    • Developed front-end user interaction tracking tools.
    • Created a special landing page for content related to the 2014 World Cup.
    • Implemented performance and SEO optimizations improving search rankings.
    Technologies: MySQL, Angular, jQuery, Django, Python, Front-end, RESTful Web Services, SQL, Test-driven Development (TDD), Web Development, Agile Software Development, JavaScript, REST APIs, Performance Optimization, Database Performance, Team Leadership, Full-stack, APIs, Mentorship & Coaching, Product Development
  • Senior Python Developer

    2011 - 2011
    • Led all Python team projects from scratch. Did scoping and user story creation, estimation, task assignment, and prioritization.
    • Developed software with Python and Django. Programmed REST APIs for mobile clients. Built prototypes for potential clients. Created real-time video processing with overlays, transitions, and text on screen options using PyPy.
    • Organized and spoke at company-wide tech talks about JavaScript and Git.
    Technologies: JavaScript, Git, PyPy, Django, Python, RESTful Web Services, SQL, Test-driven Development (TDD), Web Development, Agile Software Development, PostgreSQL, REST APIs, Team Leadership, Full-stack, APIs, Mentorship & Coaching, Product Development
  • Back-end Developer

    2011 - 2011
    • Developed a high-performance asynchronous persistence API using Tornado.
    • Optimized database queries and conducted stress testing.
    • Tested different options for the set up, improving performance by 20% with a simpler environment.
    Technologies: Memcached, MySQL, Tornado, Python, SQL, Test-driven Development (TDD), REST APIs, Performance Optimization, Database Performance, APIs
  • Software Developer

    2010 - 2011
    • Developed and maintained an application using Ruby on Rails. After learning the technology on the job, I helped bring other team members up to speed.
    • Became one of the company's Git experts and evangelists and wrote a Git tutorial for internal use.
    • Helped with agile story creation, estimation, and sprint planning.
    Technologies: jQuery, JavaScript, Ruby on Rails (RoR), Android, SQL, Web Development, Agile Software Development, Ruby, Full-stack, APIs
  • DB Analyst and Developer

    2006 - 2010
    Adaptive Group
    • Developed and optimized DB batch processes handling large datasets for data standardization and cross-referencing.
    • Produced data mining analysis for targeted marketing, increasing sales campaign effectiveness by over 50%.
    • Developed audio processing and speech recognition tools for predictive calling system.
    • Developed a visualization tool using GIS, Geocoding, and geographical data representation that helped managers find the best places to open new bank branches.
    • Developed a custom web application for a call center better fit their workflow and received many praises from the sales representatives.
    Technologies: Python, Oracle PL/SQL, Oracle SQL, SQL, Web Development, Performance Optimization, Database Performance, Full-stack, APIs, Data Mining


  • World Cup 2014 Landing for Streema

    A special landing page to help people find radios or TV stations streaming current matches and see past match scores. This page increased the organic traffic received during one of the major global sports events.

  • Xltrail

    Version Control For Excel Workbooks. It lets people handle critical information and make decisions using Excel to have a tool to track changes similar to Github. I'm the lead front-end developer of this tool.


  • Languages

    SQL, Python, JavaScript, Elixir, Less, HTML, CSS, PyPy, Ruby, TypeScript
  • Frameworks

    Django, Angular, Django REST Framework, Selenium, Redux, Bootstrap 3, AngularJS, Ruby on Rails (RoR), Phoenix
  • Libraries/APIs

    Vue, Vue 2, Vuex, REST APIs, jQuery, React, Backbone.js
  • Paradigms

    REST, Test-driven Development (TDD), Object-oriented Programming (OOP), Agile Software Development, Functional Programming
  • Storage

    Database Performance, PostgreSQL, Oracle SQL, Oracle PL/SQL, Redshift, Redis, Elasticsearch, Memcached, MySQL
  • Other

    Full-stack, APIs, Front-end, RESTful Web Services, Performance Optimization, Web Development, Mentorship & Coaching, Product Development, Team Leadership, Data Mining, Tornado
  • Tools

    Emacs, Zsh, Git, Celery, Jenkins, GIS
  • Platforms

    Oracle, Linux, Ubuntu, Android, Heroku, Docker, Amazon Web Services (AWS), Visual Studio Code

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