English Español
Oscar Bartolome Valdez Sarubbi
Fernando de la Mora, Paraguay
SUMMARY
Profile Overview: Full Stack Developer with 5+ years of experience building web and mobile applications using React, Vue.js, Laravel, Django, and Ionic. Proven track record of leading teams, implementing CI/CD pipelines, and developing RESTful APIs. Experienced in Docker deployment, AI-powered chatbots, and RAG assistants backed by cloud services. Strong problem-solving skills with background in Electronic Engineering.
SKILLS AND TECH
  • Programming Languages: JavaScript, TypeScript, Css, HTML, Python, C/C++, php, C#, VB.net, SQL, Bash, Nix.
  • Front-end: React, React Native, Tailwind, Framer Motion, Bootstrap, Vue.js, Next.js, TanStack Query.
  • Back-end: Django, DRF( Django REST Framework), Express, Laravel, ASP.net, RESTful apis, GraphQL.
  • Databases: MS SQL server, Postgres, MySQL, Redis.
  • Operating Systems: Windows, Linux, Ubuntu, Arch, MacOS.
  • Tools: VsCode, Docker, Compose, Vim, Neovim, AWS.
  • Others: Automatization, Scripting, Testing, Clean Code, Design, Scrum, Telecommunications, Problem Solving, VMs, Proxmox, AWS, CI/CD.
LANGUAGES
  • English: Intermediate Fluent
  • Spanish: Native
EXPERIENCE
Helpers SA Lead Developer — Present
Asuncion, Paraguay https://www.helpers.com.py/
  • Leading a small team in the development and maintenance of a Laravel codebase, ensuring high-quality software delivery.
  • Architected synchronization endpoints to transition from locking to non-locking asynchronous processes, enhancing system efficiency.
  • Built and implemented a CI/CD pipeline to streamline deployment processes for both web and mobile applications.
BIX SA Cross Plattform Developer —
Asuncion, Paraguay https://www.bixparaguay.com/
  • Spearheaded the complete rebuild of a mobile app using Ionic, React, and TypeScript.
  • Developed and refactored RESTful APIs within an existing Laravel codebase to enhance functionality.
  • Collaborated closely with cross-functional teams to ensure seamless integration and user experience.
Softec SRL Full Stack Software Developer —
Asuncion, Paraguay https://softec.com.py/
  • Developed and maintained robust full-stack location based applications using React, Django, and PostgreSQL with Postgis.
  • Collaborated with cross-functional teams to ensure seamless integration of front-end and back-end technologies.
  • Build a CI/CD pipeline for existing codebases.
  • Engaged in continuous learning of emerging technologies to improve application performance and user experience.
  • Maintained and added features to a existing codebase to integrate to electronic billing and SAP Hanna.
  • Developed a in app chat using web-sockets.
  • Design and build a RAG, chat based application to improve user experience and performance searching across a large repository of documents.
PROJECTS
Faculty Chat Bot:
  • Built a chatbot using Rasa Open Source with custom NLU models for student queries
  • Implemented Python backend with PostgreSQL for persistent data storage
  • Integrated Telegram API for seamless user interaction
  • Deployed containerized application using Docker for scalability
  • Utilized Transformers for advanced NLP and intent recognition
Personal Blog:
  • Developed static site with Astro.js for optimal performance
  • Implemented Keystone.js headless CMS for content management
  • Configured PostgreSQL database for structured content storage
  • Containerized application with Docker for easy deployment
  • Built GraphQL API for flexible data fetching
EDUCATION
Universidad Nacional de Asunción
BG - Electronic Engineering
CERTIFICATES
Cybersecurity Essentials, Cisco Network Academy
AWS Cloud Technical Essentials, Amazon Web Services
Architecting Solutions on AWS, Amazon Web Services
REFERENCES
Rodrigo Elizeche
CEO at Helpers
Pablo Vergara
Project Manager at Bix S.A
Paolo Pessolani Urbieta
CEO at Softec S.R.L
Julio Kanazawa
Project Manager at Softec S.R.L