Julian Arciniega Full Stack Developerq

Full Stack Software Engineer

Change.org

Sep 2024 - Current (1 year 10 months)

Full stack software eng on a product development agile team. Working cross colab teams, high performance and high impact specialized team. Working with Ruby / Ruby on Rails, Exilir, GraphQlL, Javascript, TypeSciprit, Kubernetes, Docker, AWS, Lambdas, Serveless, Git, Jira, Atlassian, Jenkins, Terraform, Cloudformation, and more tecnologies.

Team lead

SweetRush

Jan 2021 - Current (5 years 6 months)

- Responsible for restoring the project to a healthy and solid state, optimizing the performance of the application, analyzing algorithms, time complexity, space complexity, refactoring and optimizing them. - Organizing and leading a small team of high impact developers. Work organization, ticketing and code reviews. - Responsible for implementing new functionality to the application for better performance and usability. Refactor existing code, apply design patterns, and perform backend tasks. Solving issues and tickets comes in order to maintain SLA. Drawing the roadmap of the project. Extensively responsible for testing code, and new features using RSpec for ruby on rails. Implementation of new methodologies and standards of work and so

Sr

Instructure

Jan 2020 - Dec 2020 (1 year)

- Implementing new functionality to the application. - Refactoring existing code, applying design patterns and performing backend tasks. - Solving issues and tickets. Optimising the performance of some parts of the application. Analysing algorithms, time complexity, space complexity, refactoring and optimising them. Refactoring fat controllers, and identifying bad patterns and code to fix them. Testing code, and new features using RSpec for ruby on rails.

G

Disruptive Technologies Developer

GeekItCore

Jan 2016 - Jun 2020 (4 years 6 months)

- Disruptive Technologies Developer GeekIT offers a lot of services for the IT industry with a group of experts and specialists on different topics, the main business is to solve non common problems for specific topics. - Main my goal was to find new technologies that solve specific problems, implement them and test the full proposed solutions. - It worked as a developer and also as a bridge between different fields as developer and mathematician. As team leader I coordinated the tasks and the way to assemble the work of the other 3 team members. Sometimes I have to help with the front end tasks using ReactJs. I was always in charge of the backend using Ruby On Rails, ExpressJs, Ruby, Python. Using Unit Test to test the code and software

I

Pentester & researcher

IT4S (Information Technologies 4 Services)

Jan 2013 - Jan 2016 (3 years 1 month)

- Pentester & Researcher at IT4S, specializing in a wide range of IT solutions with a core focus on CyberSecurity. - As a researcher, my primary objective was to identify vulnerabilities in libraries and software, exploiting them to facilitate their resolution. - These investigations were conducted both freely and under specific objectives for clients in the public and private sectors. Additionally, I developed guidelines and rules to address potential attack vectors. With a flexible approach to pentesting, I dedicated time to fuzzing libraries, protocols, and software/services across various levels, including white, grey, and black box testing. - My free-format research, known as bug hunting, aimed to discover and create new products an

Julian Arciniega

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