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Cristian Cristea

is looking for freelance projects. 🔎

Bis 2024, Senior Ruby Developer, A-Menu
Hamburg, Deutschland

Fähigkeiten und Kenntnisse

Ruby on Rails
Ruby
PostgreSQL
JavaScript
Git
CSS
TDD
HTML
RESTful API

Werdegang

Berufserfahrung von Cristian Cristea

  • 8 Monate, Feb. 2024 - Sep. 2024

    Senior Ruby Developer

    A-Menu

  • 7 Monate, Juli 2023 - Jan. 2024

    Senior Ruby Developer

    Comp2

  • 10 Monate, Sep. 2022 - Juni 2023

    Senior Ruby Developer

    Placely

  • 11 Monate, Dez. 2021 - Okt. 2022

    Senior Ruby on Rails Developer

    Sudocs - PLAI

    Sudocs - PLAI The client, providing Natural Language Processing services, was struggling to develop their project, due to lacking technical expertise and team organization. Acquired the 1st major client by building a custom-tailored solution and leading a fast-paced team of 3 developers and 1 data scientist in designing and creating the product.

  • 5 Monate, Aug. 2021 - Dez. 2021

    Ruby on Rails Developer

    Sudocs

    Sudocs The client, a leading provider of Natural Language Processing services, aimed to build a project to automatically generate documentation for a codebase but was unable to do so due to lacking technical expertise. Improved customer satisfaction by 100%, by building a custom solution to automate the Github data management.

  • 1 Jahr und 8 Monate, Jan. 2020 - Aug. 2021

    Ruby on Rails Developer

    Mozubi

    The client, active in the German e-learning market, was struggling to scale the business, due to a slow performant and non-customizable Learning Management System. Increased application loading speed from over 10 seconds to under 1 second by identifying the bottlenecks and by redesigning and refactoring the application. Increased customer satisfaction, by building a custom overview tool for student performance. Improved company's income, by developing a student tracking system and custom invoicing.

  • 7 Monate, März 2020 - Sep. 2020

    Ruby on Rails Developer

    Le Wagon GmbH

    The client, leading coding Bootcamp worldwide providing Web Development and Data Science courses, was looking to scale their business by running multiple batches of students but was lacking teachers. Delivered 2 projects, by organizing and supporting 2 teams of 4 students with the challenges of developing production-ready applications. Achived a final review score of 9.1/10 based on 20 student reviews, effectively guiding students to solve coding problems and explaining programming concepts when needed.

Sprachen

  • Englisch

    Fließend

  • Deutsch

    Fließend

  • Rumänisch

    Muttersprache

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