O

Osiris Pujols

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Full Stack Software Developer
Dominican Republic

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work
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  • Paramo Technologies
    Senior Full Stack Software Developer
    Paramo Technologies
    Dec 2024 - Current (1 year 7 months)
    - Design and develop a suite of NestJS microservices (rewards, campaigns, triggers, notifications, event validation) powering player promotions for a high-traffic online gaming platform. - Build event-driven integrations using Dapr pub/sub over RabbitMQ and gRPC, persisting data in MongoDB and MySQL with TypeORM. - Develop Svelte micro-frontend web components with the IBM Carbon Design System for back-office bonus, campaign, and customer management modules. - Ensure quality and delivery with Jest and Vitest test suites, Testcontainers-based e2e testing, and Docker/Kubernetes deployments through Jenkins CI/CD, with New Relic observability and Swagger/AsyncAPI-documented services.
  • Encora
    V
    Senior Full Stack Software Developer public Remote experience
    Encora, Veracross
    Sep 2023 - May 2026 (2 years 9 months)
    - Engineered RESTful API endpoints using MSSQL Stored Procedures and Views, serving 500+ schools across the Veracross education platform. - Developed a school revenue recognition feature using Ruby on Rails, React.js, and MSSQL in compliance with U.S. Department of Education regulations. - Pioneered an improved database migration strategy for multi-tenant environments, accelerating deployment velocity by 1-2 days per release cycle. - Resolved critical billing bugs impeding schools from processing student payments, restoring service for affected institutions within tight deadlines.
  • D
    Full Stack Developer public Remote experience
    Dorsey Plus
    Dec 2021 - Nov 2022 (1 year)
    - Developed a full-stack application with Angular/TypeScript frontend and Java Spring Boot RESTful backend following clean architecture principles. - Authored comprehensive test suites using JUnit for backend, Jest for frontend, and Cypress for automated end-to-end testing. - Implemented SAML-based Single Sign-On (SSO) authentication, strengthening application security for enterprise clients.
  • Indeed
    Encora
    Senior Full Stack Software Developer
    Indeed, Encora
    Jan 2021 - Sep 2023 (2 years 9 months)
    - Implemented TestCafe for automated tests in various projects, which helps to detect problems sooner in the test stage. Since we use CI/CD, the code must pass the tests before it can be merged into production, thereby reducing possible bugs. - Developed Storybook files for various projects, facilitating the detection of front-end screen changes that might or might not be intended. If a change is detected, users must review the changes in Chromatics. - Created an API from scratch using Kotlin and GraphQL to provide other projects with high-demand data, lowering traffic and improving tracking for this service. - Developed a tracker for calls on events within a service, along with a tracker for external calls for CRMs. Additionally, I docu
  • P
    Full Stack Developer
    PEXCHANGE
    Jan 2020 - Jan 2021 (1 year 1 month)
    - I created the standards for the code writing, implementing lint with this in mind to improve readability and code review timing. - Suggested and implemented automated tests, using Cypress to avoid breaking code by accident. - Additionally, I utilized MongoDB for data management within the project, ensuring efficient data storage and retrieval. - Employed Three.js to develop custom visual displays for imagery, enhancing the user experience and interactivity of the application. - Integrated optical character recognition (OCR) technology into the document imagery features, enabling automated text extraction and enhancing the data processing capabilities of the visual displays developed with Three.js.