Kevin – Flask, Python, AWS, experts in Lemon.io

Kevin

From Albania (UTC+2)flag

Full-stack Web Developer|Middle-to-senior
Back-end Web Developer|Senior

Kevin – Flask, Python, AWS

Kevin is an experienced engineer with 7 years of experience building reliable, data-intensive platforms across cloud infrastructure, marketing automation, identity verification, and enterprise resource planning. He specializes in backend architecture, distributed processing, data pipelines, integrations, analytics, and performance optimization, with strong SQL and ORM skills and a pragmatic approach to solving complex product and operational problems. Kevin communicates clearly, adapts well to changing requirements, and has rotational team lead experience while remaining hands-on with development.

7 years of commercial experience
Main technologies
Flask
4.5 years
Python
7 years
AWS
2.5 years
React
5 years
Typescript
4 years
Additional skills
Redis
SQL
Celery
FastAPI
PostgreSQL
WebSocket
Vite
JavaScript
Node.js
MySQL
MariaDB
MongoDB
Django
Data Science
NumPy
Express.js
RabbitMQ
web3.js
Next.js
Direct hire
Possible
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Experience Highlights

Full-stack Developer
Apr 2024 - Ongoing2 years 3 months
Project Overview

A cloud infrastructure platform providing microservices-based backend services for managing and monitoring cloud resources. The platform integrates with OpenStack for infrastructure provisioning and management, uses Gnocchi for time-series metrics and resource monitoring, and provides object storage through RadosGW. Its architecture includes custom automation workers and distributed services running on Kubernetes, with Redis and RabbitMQ supporting caching and asynchronous messaging.

Responsibilities:
  • Managed multiple microservices using Flask and leveraged Redis for caching and message brokering.
  • Built FastAPI/Flask microservices backed by Redis and RabbitMQ for caching and asynchronous messaging.
  • Utilized OpenStack to develop and deploy an OpenStack worker for managing cloud infrastructure.
  • Implemented Gnocchi for time-series data collection and resource metrics monitoring in cloud environments.
  • Introduced Hypothesis and Schemathesis for unit testing because the codebase lacked proper test coverage.
Project Tech stack:
Python
Flask
Redis
Lead Tech Developer
Jul 2023 - Apr 20248 months
Project Overview

A marketing automation platform for collecting and analyzing social and web data, managing media assets, and launching advertising campaigns across multiple channels. The platform combines data scraping, automated media processing, analytics, and multi-channel campaign management to streamline marketing workflows and support data-driven advertising.

Responsibilities:
  • Crafted advanced SQL and PostgreSQL queries for in-depth data aggregation and insights.
  • Enhanced data scraping capabilities with new features on a Celery- and Flask-based infrastructure.
  • Led the development of a media processing infrastructure for automated tagging and efficient uploads as a serverless Flask module.
  • Built a sophisticated multi-step advertising launcher with multiple integrations and assistance features to boost marketing efficiency using FastAPI.
  • Developed a real-time notification service using WebSocket for enhanced user engagement.
  • Implemented caching and load balancing techniques to accelerate software performance.
Project Tech stack:
SQL
PostgreSQL
Celery
Flask
FastAPI
AWS
React
WebSocket
Senior Front-end Developer
Aug 2022 - Jul 202311 months
Project Overview

A remote identity verification platform providing digital onboarding and KYC flows for regulated businesses, including banks and fintech companies. End users complete guided browser-based verification by capturing identity documents, performing liveness and selfie checks, and confirming their details, helping businesses verify customers remotely while meeting security and compliance requirements.

Responsibilities:
  • Developed and maintained Invyd.io's remote sign-up and KYC solutions using React and Typescript, ensuring a simple and user-friendly process for end-users while maintaining security and compliance.
  • Utilized WebSocket for real-time communication, enabling instant updates and interactions between end-users and the Invyd.io platform.
  • Implemented Tealium and Google Tag Manager to track and analyze user behavior and engagement.
  • Modified react-webcam source code to add extra functionality needed for camera manipulation.
  • Reduced overall complexity by abstracting step logic using custom hooks, resulting in less code duplication and multiple bug fixes.
  • Converted the codebase to use Vite instead of Create React App, leading to faster development loading times and faster builds.
Project Tech stack:
React
Typescript
WebSocket
Vite
Full-stack Developer
Oct 2019 - Oct 20223 years
Project Overview

Enterprise resource planning systems for business clients, covering core operations such as inventory, sales, accounting, and customer management. The solutions use Odoo as a flexible ERP foundation, with custom modules and integrations tailored to specific business processes, alongside React-based micro-frontends and internal web services for connected business tools.

Responsibilities:
  • Developed multiple modules for different enterprise projects using Odoo, a Python framework for developing ERP systems.
  • Designed and integrated multiple web services using the Flask framework to enable communication between multiple internal tools.
  • Implemented a detection algorithm that resulted in a 30% decrease in spam and fraudulent customer activity.
  • Contributed to the creation of an internal ERP tool using React micro-frontends.
Project Tech stack:
Python
Flask
React

Education

2022
Software Engineering
2022
Computer Science

Languages

English
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