Logo
Jourdan – React, Python, Node.js, experts in Lemon.io

Jourdan

From Brazil (GMT-3)

flag
Full-stack Web DeveloperStrong senior
Front-end Web DeveloperStrong senior
Hire developer
8 years of commercial experience
AI
Consulting services
Edtech
Fintech
Food and beverages
Healthcare
IoT
Music and audio
Recruiting
Travel
Private equity
Marketplace
CMS
Collaboration tools
No-code software
Lemon.io stats

Jourdan – React, Python, Node.js

Jourdan is a Strong Senior software developer seeking opportunities in a healthy and dynamic startup environment. Proficient in Node.js, React, and Django, he has showcased a strong grasp of software development principles during the vetting process at Lemon.io. Jourdan has also worked with diverse business domains, including fintech, healthcare, staffing, and more!

Main technologies
React
5.5 years
Python
7 years
Node.js
5.5 years
Django
7 years
Typescript
5.5 years
Additional skills
Docker
Angular JS
Flask
PostgreSQL
MongoDB
GraphQL
Next.js
AWS Lambda
RethinkDB
Celery
PHP
MySQL
Ionic
Heroku
DigitalOcean
Apache
AWS
Express.js
Kubernetes
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Senior Software Engineer
Dec 2022 - Jan 20241 year 1 month
Project Overview

A healthcare staffing platform that connects travel clinicians with open jobs all over US, and helps facilities fill their staffing needs quickly and efficiently.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Turned Hygraph data into LD+JSON for SEO, significantly boosting organic discoverability;
  • Was a lead CSS expert responsible for intricate asymmetric designs in the rebranding project;
  • Built up a plan to improve web vitals metrics.
Project Tech stack:
Next.js
React
Typescript
GraphQL
Flask
MongoDB
Staff Full-Stack Engineer
Apr 2021 - Jun 20232 years 2 months
Project Overview

A no-code paywall management platform, helping clients grow their business using IAPs and subscriptions

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Provided insights on technical decisions and strategies for maintenance and feature development;
  • Implemented Multi-Factor Authentication (MFA) with TOTP authenticators, recovery codes, and email;
  • Restructured the authentication to reduce the quantity and latency of database queries by 80%;
  • Implemented an extensive cache layer on query sets to support millions of requests per minute;
  • Enhanced test coverage from 30% to 80%, including E2E tests with Cypress and component tests;
  • Optimized database queries for faster endpoints;
  • Developed a template architecture for paywalls in iOS, Android, and Web;
  • Transitioned JavaScript to TypeScript;
  • Simplified complex design patterns and reduced excessive Redux usage;
  • Created a React-Query-based API module and utilized React Context for centralized authentication logic.
Project Tech stack:
Django
Django REST
PostgreSQL
Redis
React
Typescript
Staff Back-End Engineer
Jun 2019 - Jan 20211 year 7 months
Project Overview

Team wiki solution with AI suggestions and trackable training to deliver knowledge to teammates at the right time

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Managed over 60 backend microservices (Django/Flask/Node);
  • Merged 2 Django projects, resulting in roughly 10x improvement in authenticated HTTP requests;
  • Created a proof-of-concept for Flask to Django migration, including MongoDB integration;
  • Established a culture of writing tests, reducing production bugs;
  • Maintained a mid-scale Slack app, heavily using its API features;
  • Improved CI setup and coordinated services for ease of maintenance.
Project Tech stack:
Django
Django REST
AWS Lambda
Node.js
PostgreSQL
Flask
MongoDB
RethinkDB
Full-Stack Engineer
Jan 2019 - Apr 20192 months
Project Overview

A free-to-use website builder and content management system that creates beautiful web interfaces for three types of academic content providers: institutional repositories, academic journals, and academic conferences. It currently serves over 1,000 repositories, 3,000 journals, and 70 conferences.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Adjusted all projects to be environment-based, aiming for local environments not to contact production assets (databases, storages, etc.);
  • Introduced tests in both frontend and backend;
  • Implemented a Docker setup and placed Sentry in production for crash visibility;
  • Created a staging environment with Heroku for bug prevention.
Project Tech stack:
Vue.js
Django REST
Django
Apache Solr
Celery
PostgreSQL
Software Engineer
Aug 2018 - Oct 20182 months
Project Overview

An adventure travel company that exists to create sustainable experiences for travelers and local communities.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Implemented version control (Git) and established a development process;
  • Added unit and integration tests, as well as automated deployment;
  • Worked on improving web vitals metrics;
  • Introduced crash visibility with Sentry;
  • Reduced code redundancy, addressing discrepancies and bugs spread over several pages.
Project Tech stack:
PHP
jQuery
MySQL
Full-Stack Engineer
Oct 2017 - Jun 20187 months
Project Overview

A fintech platform for managing ownership and equity with a mission to expand the global ownership graph so that everyone can own a portion of what they have built.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Implemented user activity tracking with Mixpanel, which resulted in a focus shift based on user behavior;
  • Refactored the implementation around onboarding, ending a series of critical crashes that severely damaged the reputation of the product at the time;
  • Increased automated testing, going from 30% to 80% in a couple of months;
  • Was involved in the migration to a microservice structure.
Project Tech stack:
React
Knockout.js
jQuery
Vanilla JS
Django
Django REST
PostgreSQL
Redis
Celery
Staff Software Engineer
Nov 2015 - May 20171 year 6 months
Project Overview

This experience included contributions to dozens of projects related to such businesses as online marketplaces, music streaming, condominium access management, food picture-sharing social networks, health tracking IoT software, etc.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • Established an app structure to be used across the clients' projects;
  • Pioneered automated testing at the company and promoted a CI/CD culture;
  • Developed a backend app style guide;
  • Trained various teams using Docker, Django i18n, code documentation, and legacy app refactoring;
  • Built and established a Git-based deployment.
Project Tech stack:
Angular JS
Ionic
jQuery
Vanilla JS
Django
Django REST
Node.js
PostgreSQL
Heroku
DigitalOcean
Apache
Nginx

Copyright © 2024 lemon.io. All rights reserved.