Sebastian Lopez Herrera

Experience

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  Universidad del Valle (CO)

  Jan 2017 - Jan 2019

  Web Developer (Monitor)

  • Part of the web team doing back-end feature development mostly using Python and PHP tech stacks.• Gathering business requirements and coming up with efficient technical solutions to address them.• Creation of a CMS for the efficient management and personalization of information related to admission processes.

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  Holberton School

  Sept 2019 - Oct 2020

  Software Engineer

  Development of:• Shell: Creation of a personal version of the shell that comes by default in Linux systems (bash). Made on C (syscalls, standard I/O, child processes, signals, and interrupts).• Printf: Creation of a personal version of the printf function included in the C standard library. Made on C.• Monty Interpreter: the creation of an interpreter language to handle stacks and queues (LIFO and FIFO). Made on C.• Airbnb-clone: Creation of a clone of the Airbnb web application recognized for vacation rentals:• Storage Engine for Web Applications (made on Python)• Database Storage Engine for Web Applications (made on Python, SQL and Sqlalchemy as ORM)•Design of web deployment, web server with Nginx, load balancer with HAproxy with round-robin algorithm and deployment with puppet. Show less

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  Torre

  May 2020 - Jun 2020

  Software Engineer

  • Development of a service that automates the collection of emails from different job boards and sends personalized emails to each candidate who has applied to the job• Data collection service built with google puppeteer automation• Integrated NextJs front-end with an Express Rest API and MySQL database• Published to AWS through CI/CD workflow configured with Shippable

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  Seguros Bolivar S.A

  Oct 2020 - Nov 2021

  Software Engineer

  • Development and optimization of the electronic invoice reception application, working on the main components that involve the loading and management of incoming invoices.Technologies:* Java (Spring Framework)* Oracle Database and Mysql Database* PL/SQL* AWS (Cloud architecture)* Junit and Mockito for Unit Testing

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  Scotiabank Technology

  Nov 2021 - now

  Software Engineer