Diego Orellana

Diego Orellana  new_releases

About

Detail

Startup | AWS cloud practitioner | CSPO® | CSM® | A-CSD® | Developer
Guatemala, Guatemala
Contact Diego regarding: 
Flexible work
Starting at USD18/hour
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Internships
Starting at USD10/month

Timeline

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Résumé

Jobs verified_user 0% verified
  • Chiper SAS
    Software Engineer IV public Remote experience
    Chiper SAS
    Jan 2024 - Jun 2025 (1 year 6 months)
    ● Automated and streamlined the onboarding of new suppliers using Node.js and Python scripts, managing the Chiper marketplace architecture and configuring all database records (MongoDB, MySQL, and Elasticsearch), reducing the registration time for each supplier—which previously could take up to three weeks—and improving purchase order and product catalog management efficiency by 10%. ● Directed the development and integration of Chiper Ads, a B2B advertising platform for Latin America, achieving a 15% revenue growth through monetization by leveraging Topsort API services within Python microservices and React mobile components.
  • U
    Teacher
    University Rafael Landívar
    Jan 2023 - Current (3 years 4 months)
    Taught over 120 students in Data Structures I and II, covering algorithmic complexity analysis, data structuring algorithms (with emphasis on trees), and fundamental security topics such as encryption and encoding.
  • Chiper SAS
    Tech Leader public Remote experience
    Chiper SAS
    Jan 2022 - Jan 2024 (2 years 1 month)
    ● Deployed scalable Node.js services and integrated Elasticsearch, enabling the e-commerce search and recommendations team to improve order conversion rates by 15% and reduce average search time by 20%. ● Implemented daily synchronization of 1,000-product catalogs across three countries into an Elasticsearch engine using batch data processing with Python cron jobs running on Kubernetes, achieving an average 3-second response time for product details, inventory, pricing, and discounts.
  • b
    Full stack developer
    bowtie tech
    Jan 2021 - Jun 2021 (6 months)
    ● Facilitated the launch of a PHP-based web telemetry application deployed on DigitalOcean droplets, enabling BLE-based contact tracing for a Guatemalan bank. The system operated 12 hours a day for six months and helped protect over 1,000 employees from COVID-19 exposure through daily Power BI reports. ● Implemented native mobile features for iOS and Android using BLE technology to visualize real-time occupancy across 6+ parking locations, enabling in-app payments via bank payment APIs to reduce wait times and improve vehicle turnover.
  • Chiper SAS
    Software Engineer III
    Chiper SAS
    Jan 2021 - Dec 2022 (2 years)
    ● Established tiered shipping fees and minimum purchase thresholds across the e-commerce multi-platform, cutting Chiper's logistics expenditures by 15%. ● Drove the e-commerce search and recommendations team to achieve a 15% increase in order conversion rates and a 20% reduction in average search time by implementing an elastic search database. ● Deployed services on GCP and configured testing pipelines using GitHub Actions, enhancing the development workflow. Additionally, created solutions in various programming languages, including Python and Node.js, while setting up my environment through a Dockerfile, which streamlined the deployment process and improved overall efficiency.
  • T
    D
    Full stack developer
    Talent Hub, Delivery Lab s.a
    Jan 2020 - Dec 2021 (2 years)
    ● Implemented a web-based delivery application in Guatemala City using React and Firebase Cloud services—including Authentication, Firestore, Hosting, Cloud Storage, and Cloud Functions using Nodejs—integrated with Google Maps Platform Routes API for route optimization and real-time tracking, reducing delivery times by 30% and expanding service coverage to 5+ small and medium-sized businesses. ● Engineered and implemented a cloud-based talent acquisition platform using Firebase and React, integrating Airtable APIs to streamline recruitment processes, reducing hiring time by 40% and expanding the candidate pipeline by over 20 applicants per week across Guatemala.
  • A
    Analyst and developer
    Oct 2017 - Oct 2018 (1 year 1 month)
    ● Led the digitization of 100+ manual legal records by managing an on-premise Oracle database integrated into a hexagonal .NET architecture. ● Integrated a Go-based Git server as part of a CI/CD strategy, improving code integration frequency by 30% and enabling faster product releases.
  • Praga Web Studio
    Web Developer Junior
    Praga Web Studio
    Jun 2016 - Dec 2017 (1 year 7 months)
    I designed and implemented customized WordPress solutions for three companies, enabling them to efficiently manage their publications and digital content. As a result, there was a 10% increase in visits to their mobile platforms.
Education verified_user 0% verified
  • INCAE Business School
    Design Thinking public Remote experience
    INCAE Business School
    Jan 2022 - Jun 2022 (6 months)
    In an increasingly competitive business environment, Design Thinking is the most effective practice for creating innovative products, experiences, and services that leave an indelible mark on your customers' memories.
  • U
    Systems engineering
    Universidad Rafael Landívar
    Jan 2014 - Jun 2020 (6 years 6 months)
    This degree looks to develop the technologies, numerics, and finances habilities, with the goal of the student can resolve the problems of the day by day, using the new technologies.
Projects (professional or personal) verified_user 0% verified
  • IDO Learning
    Application to learn new languages public Remote experience
    IDO Learning
    Feb 2020 - Current (6 years 3 months)
    - To build the backend structure (Node.js). - To create API with express framework. - To create control middlewares. - To manage functionalities of DB using Sequilize-ORM. - To do an CI/CD Environments. The company, IDO Learning, has a project to create an application to learn new languages. Also, this project has been working in Flutter (Frontend) and node.js (Backend). So I am involved in the backend team that is working with Scrum methodologies, test-driven development (TDD) and designs patterns like: KISS, SOLID and DRY (principles of software development).
Publications verified_user 0% verified
  • U
    Application of the Random Forest Regression algorithm to detect the requirements steps of correct movement
    University Rafael Landívar
    Jan 2019 - Jan 2020 (1 year 1 month)
    It is university work that uses the Kinect sensor to detect the requirements steps of correct movement which do the sport teams (i.e. taekwondo, table tennis and cheerleader), through the application of Random Forest Regression algorithm. In the other hand it introduces some results that measure the certainty of the algorithm with the motive to accept or deny the model.