Leutrim O.

Fullstack Developer

Leutrim is a Fullstack Developer with a backend focus, specializing in JavaScript technologies for both Backend and Frontend development.

He has extensive knowledge of cloud hosting providers, Apache Kafka and Kubernetes. Leutrim has demonstrated his proficiency across various industries, including healthcare, education, hospitality, and eCommerce, consistently delivering top-tier projects to international clients.

Leutrim's crowning achievement is his pivotal role in developing Diaro, a sophisticated Learning Management System with a serverless architecture. He excels in database optimization and pioneering algorithms, leveraging his expertise in cloud services and serverless architecture.

Main expertise

  • AWS EC2
    AWS EC2 4 years
  • Express.js
    Express.js 5 years
  • JavaScript
    JavaScript 6 years

Other skills

  • Electron
    Electron 1 years
  • Python
    Python 1 years
  • Java
    Java 1 years
Leutrim

Leutrim O.

Kosovo

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Selected experience

Employment

  • Backend Developer

    Butler Hospitality - 10 months

    • Designed database consistency events across microservices.
    • Implemented REST APIs in different environments.
    • Modified and designed database schemas for multipurpose use.
    • Facilitated seamless communication between hotels and the company's kitchens, enabling guests to place orders directly with minimal hotel involvement.
    • Orchestrated a network of over 50 kitchens strategically located throughout the US.
    • Managed food distribution for a portfolio of over 200 hotels, ranging from 3-star to 5-star establishments.
    • Contributed to enhancing the overall dining experience for hotel guests, further establishing the company's reputation in the industry.
  • Back-end Developer

    Butler Hospitality - 10 months

    Butler is a VC-backed startup ($50m+ in funding) founded in 2018 to modernize the hotel industry through the deep understanding of guest experiences.

    • Designed database consistency events across micro services;

    • Implemented rest api in different environments;

    • Modify and design database schemas for multi purpose use;

    • Collaborated with the team to establish a robust and efficient system for hotel food orders and delivery;

    • Facilitated seamless communication between hotels and the company's kitchens, enabling guests to place orders directly with minimal hotel involvement;

    • Orchestrated a network of over 50 kitchens strategically located throughout the US;

    • Managed food distribution for a portfolio of over 200 hotels, ranging from 3-star to 5-star establishments;

    • Contributed to enhancing the overall dining experience for hotel guests, further establishing the company's reputation in the industry.

    Technologies:

    • Technologies:
    • JavaScript JavaScript
    • Node.js Node.js
    • Microservices
  • Backend Developer

    HybridValley - 1 year 1 month

    • Played a key role in addressing communication issues within a food chain system.
    • Identified problems like order duplication and loss caused by an outdated SAP system.
    • Developed a middleware queuing system using the Kafka message broker.
    • Responsible for order management, ensuring orders were held and reprocessed until successfully completed.
    • Implemented measures to prevent the creation of duplicate orders, improving system reliability and efficiency.
    • Implemented Kafka as a message broker for communication between microservices, using AWS MSK and a Node.js application running on an EC2 instance.
  • Back-end Developer

    HybridValley - 1 year 1 month

    HybridValley is an IT consultancy that offers custom software development, cyber security, cloud computing and managed IT services.

    • Played a key role in addressing communication issues within a food chain system;

    • Identified problems like order duplication and loss caused by an outdated SAP system;

    • Developed a middleware queuing system using the KAFKA message broker;

    • Responsible for order management, ensuring orders were held and reprocessed until successfully completed;

    • Implemented measures to prevent the creation of duplicate orders, improving system reliability and efficiency;

    • Implemented Message Broker "Kafka" as communication between microservices using AWS MSK and NodeJS application running in an EC2 instance.

    Technologies:

    • Technologies:
    • JavaScript JavaScript
    • Node.js Node.js
    • Apache Kafka Apache Kafka
    • AWS EC2 AWS EC2
    • SAP SAP
  • Backend Developer

    Eduongo & Kiw - 2 years 1 month

    • Developed internationally-used apps with a primary focus on the US market.
    • Utilized Node.js and the serverless framework for backend development.
    • Employed React as the frontend framework for user interfaces.
    • Leveraged AWS S3 for storage solutions.
    • Implemented DynamoDB as the database system.
    • Developed "KIWI," an LMS designed for restaurants, with TGI Fridays as a significant client.
    • Transitioned the infrastructure from a slow and costly Node.js on-demand server to a more efficient serverless framework within just one month, significantly improving performance and cost-effectiveness.
  • Back-end Developer

    Eduongo & Kiw - 2 years 1 month

    The company is primarily focused on developing applications and software solutions for various industries.

    • Developed internationally-used apps, with a primary focus on the US market;

    • Built "Diaro," the world's largest Learning Management System (LMS) at the time;

    • Utilized Node.js and the serverless framework for backend development;

    • Employed React as the frontend framework for user interfaces;

    • Leveraged AWS S3 for storage solutions. Implemented DynamoDB as the database system;

    • Implemented an innovative on-deploy schema creation process, entirely managed by code, allowing for easy deployment in various AWS accounts or regions within minutes;

    • Developed "KIWI," an LMS designed for restaurants, with TGI Fridays as a significant client;

    • Collaborated with a team to provide training and evaluation solutions for over 600 restaurants worldwide, with a significant presence in the US (more than 280 restaurants);

    • Transitioned the infrastructure from a slow and costly Node.js on-demand server to a more efficient serverless framework within just one month, significantly improving performance and cost-effectiveness.

    Technologies:

    • Technologies:
    • JavaScript JavaScript
    • React.js React.js
    • AWS AWS
    • Node.js Node.js
    • AWS S3 AWS S3
    • DynamoDB DynamoDB

Education

  • BSc.Computer Science and Engineering

    UBT · 2019 - 2021

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