Ledio Berdellima, Developer in London, United Kingdom
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Ledio Berdellima

Verified Expert  in Engineering

Software Engineer and Developer

Location
London, United Kingdom
Toptal Member Since
April 22, 2022

Ledio is a full-stack software engineer with an emphasis on back-end development. He is proficient in C#, JavaScript, TypeScript, C, C++, Python, Java, and HTML/CSS and has worked with multiple technologies like React, React Native, .NET Core, SQL, AWS, Azure, Google Cloud, Docker, Linux, Git, and Terraform. Ledio's skills encompass API design, relational databases, unit and integration testing, and backlog management.

Portfolio

Meta
PHP, Hack, Python, MySQL, React, Next.js, Redux, HTML, CSS, Performance...
Ansig
Java, React, React Redux, Spring Boot, Keras, TensorFlow, Django, Python...
Orderoo
JavaScript, React, Redux, React Redux, React Native, Amazon Web Services (AWS)...

Experience

Availability

Part-time

Preferred Environment

Vim Text Editor, Visual Studio Code (VS Code), IntelliJ IDEA, MacOS, Windows, Linux

The most amazing...

...experience I've had is a client on-site debugging session where our team helped close a contract by fixing a high severity bug in real time.

Work Experience

Software Engineer

2022 - PRESENT
Meta
  • Worked as part of the work platform PRE (performance, reliability, and efficiency) team.
  • Improved internal configuration tools across the company.
  • Contributed to workroom performance, reliability, efficiency, and quality.
Technologies: PHP, Hack, Python, MySQL, React, Next.js, Redux, HTML, CSS, Performance, Web Security, Reliability, Site Reliability, Site Reliability Engineering (SRE), Full-stack, HTML5, REST APIs, RESTful Services, GraphQL, Data Structures, Front-end Development, Data Visualization, CSV, CI/CD Pipelines, Bots, Selenium, SaaS, TypeScript

Software Engineer

2015 - 2022
Ansig
  • Architected an insurance policy sales infrastructure on Google Cloud with App Engine, Docker, and Google Kubernetes Engine (GKE).
  • Implemented back-end REST API in Java 8 and Spring Boot, which interoperated with the existing legacy sales system. Setup Jenkins CI/CD pipelines, automated testing, health checks, and detailed report extraction.
  • Automated insurance premium and claim analytics using Python and Pandas. Implemented a dashboard to query and visualize reports using Plotly.js through React and Django.
  • Trained risk prediction models for customer and vehicle combinations, initially using decision trees like scikit-learn and later Keras and TensorFlow. The models performed insurance policy price optimization through Monte Carlo simulations.
  • Worked closely with the sales and marketing departments to create a Facebook Messenger chatbot with Albanian NLP capabilities.
  • Trained Albanian word embeddings using word2Vec, which were fed to the chatbot’s intent classification model implemented with a recurrent neural network in Keras and TensorFlow.
Technologies: Java, React, React Redux, Spring Boot, Keras, TensorFlow, Django, Python, Django REST Framework, Flask, Facebook API, Facebook Messenger API, Pandas, NumPy, Jenkins, Scikit-learn, DevOps, SQL, Software Architecture, API Integration, Ruby on Rails (RoR), APIs, Full-stack, Ruby, HTML5, MySQL, D3.js, Dashboard Development, REST APIs, RESTful Services, Data Structures, Express.js, Webpack, Front-end Development, Data Visualization, CSV, Bots, Blade Templates, SaaS, TypeScript, .NET

Software Engineer

2020 - 2021
Orderoo
  • Headed full-stack development using React, Redux, JavaScript, React Native, C#, and NET Core.
  • Managed DevOps infrastructure, including AWS EKS, Lambda, S3, CloudWatch, CloudFront, Route 53, and SQS.
  • Led business Intelligence metric derivation and visualization using Grafana and MySQL.
  • Designed technical interview live-coding and assignment tasks.
Technologies: JavaScript, React, Redux, React Redux, React Native, Amazon Web Services (AWS), Amazon S3 (AWS S3), Amazon EKS, AWS Lambda, Amazon CloudWatch, Amazon CloudFront CDN, Amazon Route 53, MySQL, Grafana, .NET Core, DevOps, SQL, Software Architecture, API Integration, Facebook Marketing API, iOS, Android, APIs, Tailwind CSS, Full-stack, Data Scraping, HTML5, Twilio, Dashboard Development, REST APIs, RESTful Services, Data Structures, Express.js, Webpack, SIP, Front-end Development, Data Visualization, CSV, CI/CD Pipelines, Bots, Selenium, Blade Templates, SaaS, Next.js, Vercel, TypeScript, WordPress, .NET

Senior Software Engineer

2019 - 2020
Validata Group
  • Maintained neural engine component written in Python.
  • Migrated a data layer from NuoDB to Microsoft SQL Server and wrote a regression test suite.
  • Integrated neural engine with main .NET Core codebase.
Technologies: Python, Microsoft Azure, Linux, Docker, Kubernetes, .NET Core, Microsoft SQL Server, DevOps, SQL, Software Architecture, API Integration, APIs, Full-stack, Data Scraping, HTML5, Azure, MySQL, D3.js, Dashboard Development, REST APIs, RESTful Services, Data Structures, Webpack, Front-end Development, Material UI, Data Visualization, CSV, CI/CD Pipelines, Bots, Selenium, SaaS, TypeScript, .NET

Software Engineer

2017 - 2018
Ritech Solutions
  • Created a dashboard for a hail insurance project using React, Node.js, and Mapbox to query and visualize hail sensor data from IoT on-site devices.
  • Refactored and cleaned up most of the legacy codebase for a fintech startup (NC2). Architected the synchronizer module for QuickBooks desktop, designed the relational DB schema, and migrated production data from on-premise MongoDB to AWS Aurora.
  • Architected and wrote the back-end platform for an automated WordPress site creation for InvestorLion. Hosted on AWS EC2/RDS, which allowed real estate investors to quickly buy houses in their area.
  • Optimized site templates for load speed and search engine results in InvestorLion. Set up automated SSL certificate acquisition through LetsEncrypt, EC2 custom auto-scaling, provisioning through Ansible, and custom AMIs.
  • Prototyped two people-counting and tracking systems for Aramark, using Amazon DeepLens and COTS cameras, Amazon Kinesis, and Rekognition using Python and C++.
Technologies: React, Node.js, Mapbox, QuickBooks API, Amazon EC2, Ansible, Amazon Kinesis, Amazon Rekognition, Amazon Aurora, MongoDB, Meteor, C++, Python, IoT Security, DevOps, SQL, Software Architecture, API Integration, APIs, Full-stack, Data Scraping, Amazon API, Amazon MWS, HTML5, MySQL, VoIP, Amazon SageMaker, D3.js, Dashboard Development, REST APIs, RESTful Services, GraphQL, Data Structures, Express.js, Webpack, SIP, Front-end Development, Crypto, Material UI, Data Visualization, CSV, CI/CD Pipelines, Bots, Selenium, Blade Templates, SaaS, Next.js, Vercel, TypeScript, Web3.js, WordPress, .NET

Orderoo

https://business.orderoo.ai/
A food delivery startup based in Tirana. We aimed to revolutionize digital food ordering experiences, especially during uncertain times like the unprecedented COVID-19 pandemic.

My responsibilities included:
• Full-stack development using React, Redux, JavaScript, React Native, C#, and .NET Core.
• Infrastructure DevOps management with AWS EKS, Lambda, S3, CloudWatch, CloudFront, Route 53, and SQS.
• Business intelligence metric derivation and visualization using Grafana and MySQL.
• Technical interview live-coding and assignment task design.
2013 - 2021

Bachelor's Degree in Informatics

University of Tirana - Tirana, Albania

JULY 2018 - PRESENT

Intro to Self-driving Cars Nanodegree

Udacity

APRIL 2018 - PRESENT

Deep Learning Specialization

Coursera

Libraries/APIs

React, Node.js, Pandas, Amazon API, D3.js, REST APIs, Stripe API, Vue, PyTorch, X (formerly Twitter) API, Web3.js, TensorFlow, NumPy, React Redux, QuickBooks API, Amazon Rekognition, Keras, Facebook API, Facebook Messenger API, Scikit-learn, Facebook Marketing API, Amazon MWS

Tools

Webpack, Stripe Checkout, Amazon SageMaker, Vim Text Editor, Amazon EKS, Amazon CloudWatch, Amazon CloudFront CDN, Grafana, Ansible, Jenkins, IntelliJ IDEA

Frameworks

Redux, Django, Ruby on Rails (RoR), Next.js, Laravel, Tailwind CSS, Express.js, Selenium, .NET, .NET Core, React Native, Material UI, Spring Boot, Django REST Framework, Flask

Languages

JavaScript, Python, SQL, PHP, HTML, CSS, Ruby, HTML5, TypeScript, Java, GraphQL, C++, Hack

Platforms

Linux, Docker, Azure, Twilio, Vercel, WordPress, Amazon Web Services (AWS), Blockchain, AWS Lambda, Kubernetes, Mapbox, Amazon EC2, Meteor, Visual Studio Code (VS Code), MacOS, Windows, iOS, Android

Storage

MySQL, Amazon S3 (AWS S3), Microsoft SQL Server, Amazon Aurora, MongoDB

Paradigms

DevOps

Other

API Integration, APIs, Full-stack, Data Scraping, Dashboard Development, RESTful Services, Data Structures, Front-end Development, Crypto, Data Visualization, CSV, CI/CD Pipelines, Bots, Blade Templates, SaaS, Software Architecture, Image Recognition, VoIP, Telegram Bots, Theoretical Computer Science, Statistics, Deep Learning, Amazon Route 53, Microsoft Azure, Amazon Kinesis, IoT Security, Performance, Web Security, Reliability, Site Reliability, Site Reliability Engineering (SRE), SIP

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