Hey, I'mFABRICIO DUBRA

EXPERIENCE

• FrontSpin

  Dec 2024 - Present

  Full-time

  Tech lead backend

  Leadership & Architecture: Led product definition and architectural design, translating complex business requirements into actionable technical tasks. Ensured code quality and system knowledge through mentorship and rigorous code reviews.
  
  Core Infrastructure: Orchestrated the refactor to a standalone CRM (removing Salesforce dependency) and migrated search to a high-availability Elasticsearch cluster to sync millions of records.
  
  Feature Delivery: Launched the Public API and core telephony features (reporting, spam flagging, CSV imports). Engineered a high-performance, multi-threaded Java database purge process.

• FrontSpin

  Aug 2024 - Nov 2024

  Full-time

  Senior software engineer

  Spearheaded backend development for a telephony-first sales acceleration platform (Voice, SMS, Email). Designed and implemented scalable APIs and key features, including a Parallel Dialer to enable simultaneous multi-line calling.

• Clapps

  Jan 2024 - Jul 2024

  Freelance

  Tech lead (freelance)

  I consulted with Chilean clients in the gastronomy and legal sectors, helping them migrate legacy applications to the cloud. My work included architectural analysis, identifying bottlenecks, proposing technical upgrades, and documenting best practices for their IT teams.

• Clapps

  Mar 2023 - Dec 2023

  Full-time

  Tech lead (contractor)

  I led the development of Albis, a digital prescription and signing product. I revamped the existing ExpressJS/React/MongoDB codebase, improving productivity, addressing gaps, and refactoring for clarity, security, and maintainability. Key achievements include implementing chained certificate signing, creating a SaaS version with a public OAuth2 API, and launching a developer website.

• Docturno

  Jul 2021 - Nov 2022

  Full-time

  Lead senior full-stack web developer

  I led the IT team and implemented deep changes to optimize database usage, improve response times, and support new features while maintaining performance.

• Docturno

  Jan 2016 - Jun 2021

  Full-time

  Senior full-stack web developer

  I was a founding developer of Docturno, a flexible online scheduling system for healthcare professionals, built primarily with Play Framework, Express.js, and MongoDB, and hosted on AWS.

• Grayshirts

  Sep 2012 - Dec 2015

  Full-time

  Java full-stack web developer

  I worked on multiple Play Framework (Java) projects, primarily for two startups: Leadaki (digital marketing) and Mangowin (job listings).

• Freelance

  Mar 2012 - Nov 2012

  Freelance

  Python full-stack web developer (freelance)

  I built websites for artists using Pyramid and Flask (Python), with custom Bootstrap frontends.

• Vostu

  Nov 2011 - Feb 2012

  Full-time

  Java semi-senior / Web frontend developer

  I developed features for the Java servers and web frontends of three multiplayer casual games: Golmania, CandyDash, and ShakingVegas.

• Movile

  Aug 2011 - Oct 2011

  Full-time

  Java semi-senior developer

  I worked on a Java/Python migration project to transition from multiple small systems to a new centralized system.

• Band of coders

  Jan 2011 - Jul 2011

  Full-time

  Java game developer

  I worked on TailTowns, a web-based 3D MMORPG, improving and adding new features to its Java-based server.

• MercadoLibre

  Jul 2009 - Dec 2010

  Full-time

  Analyst web developer

  I continued developing and scaling MercadoClics, addressing significant traffic and performance challenges.

• MercadoLibre

  Dec 2007 - Jun 2009

  Full-time

  Assistant web developer

  I began with small Java projects focused on improving account security, then joined the MercadoClics project, the foundation for the current advertising platform.