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1
Gianfranco.JS
Mentor
(43 reviews)
US$15.00
For every 15 mins
67
Sessions/Jobs
ABOUT ME
Senior Full-Stack Engineer | Mentor JavaScript/TypeScript students | 10+ years of professional experience
Senior Full-Stack Engineer | Mentor JavaScript/TypeScript students | 10+ years of professional experience
Generative AI skills:
- Text generation (OpenAI, Anthropic, Groq, Amazon Bedrock, Google Gemini models) and offline models such as LLaMA
- LangChain, Autogen, CrewAI
- DALLE and Stable Diffusion for image generation 🤖
- MongoDB Vector Database for RAG (Retrieval-Augmented Generation) models.
Software Development skills:
- JavaScript and TypeScript (React, React Native, Next.js, Astro) 📱
- NodeJS, GraphQL, REST APIs (Express, Fastify, Mongoose) 🚀
- Web development (SCSS, CSS, HTML) 🌐
- Testing (Jest, Vitest, Playwright)
- Python 3 (Flask, FastAPI) 🐍
- MongoDB, PostgreSQL and Redis
DevOps and SysAdmin skills:
- Linux (Ubuntu, Debian and Bash) 🐧
- Virtualization (Docker) 📦
- Amazon AWS, Google Cloud, DigitalOcean, MongoDB Atlas, Vercel ☁️
- Cloud Functions (AWS Lambda, Vercel Edge) 🐑
- Monitoring and Backup (New Relic, Sentry, Coralogix)
- Continuous Deployment (CD) and Continuous Integration (CI) (GitHub Actions, Jenkins) 🚀
Open source enthusiast: ❤️
https://github.com/gianpaj
⬅️ Click on the Let's Chat button to discuss your goals.
Italian, Spanish, English
Madrid (+01:00)
Joined December 2013
EXPERTISE
11 years experience | 10 endorsements
- Build PWAs with React, Preact, Vite and Astro
- Develop Node.js applications with Fastify, Mongoose, and Jest for cloud services (AWS L...
- Build PWAs with React, Preact, Vite and Astro
- Develop Node.js applications with Fastify, Mongoose, and Jest for cloud services (AWS Lambda) like push notifications, email, and data transformation
- Develop React Native apps and SDK (iOS and Android) with TypeScript and Redux
- Write Integration and Unit tests with Detox, Jest, and Enzyme
- Cloud providers (Netlify, Firebase, Vercel)
7 years experience | 1 endorsement
Worked at MongoDB Inc. for 3 years as a Technical Support Engineer. Made few commit to the Kernel and helped hundreds of small and large ...
Worked at MongoDB Inc. for 3 years as a Technical Support Engineer. Made few commit to the Kernel and helped hundreds of small and large companies dealing with hundreds of databases servers at the time using a variety of MongoDB features.
Servers were deployed in Public Clouds or Datacenters integrating with a variety of application at the upper level and operative systems, disks and networks at the lower level.
6 years experience | 3 endorsements
Used Flask, Pymongo and MongoEngine to develop a single-page app called Crate.ly
Open-sourced on http://github.com/gianpaj/crately
The b...
Used Flask, Pymongo and MongoEngine to develop a single-page app called Crate.ly
Open-sourced on http://github.com/gianpaj/crately
The back-end is basically a REST interface with Facebook authentication together with Cherrypy WSGI Framework.
Also used Fabric for a simple git post-receive hook for continuous deployment.
3 years experience
Deployed web production servers mainly on top of Amazon Linux, CentOS and Ubuntu.
Web servers include Nginx, in front of Python or Node.j...
Deployed web production servers mainly on top of Amazon Linux, CentOS and Ubuntu.
Web servers include Nginx, in front of Python or Node.js web applications.
Deployed servers Amazon Web Services, Google Cloud, Vercel as well as DigitalOcean.
Used AWS S3 and Netlify for static websites
8 years experience | 1 endorsement
5 years experience
8 years experience | 1 endorsement
REVIEWS FROM CLIENTS
(43 reviews)
John N
October 2019
Gian is always helpful and sincere! I love every bit of advice. Also being able to point out unforeseen items that I might run into. Looking forward to working with Gian again!!
lpp
July 2019
Gianfranco is great, he helped discuss the problems and worked with me to find potential solutions. Recommended.
John N
July 2019
Gian is very sincere, and is always helpful. He understood the challenges I'm trying to solve really quick and is able to explain in a way that I'm able to understand and practice resolving challenges on individual. I always appreciate his help and am looking forward to working with him again :))
John N
June 2019
Great session with Gian again as always. Gave me very valuable insights for future development. Always appreciate the help!! :))
John N
May 2019
Gian is great at leading me towards outstanding solutions. Always a pleasure working with him!
John N
May 2019
Always a pleasure working with Gian. He quickly understands what I'm trying to resolve and help give very valuable input!
João Gabriel Santos de Aquino
May 2019
Ha resuelto mi problema con OAuth LinkedIn en 30min! Gracias
John N
May 2019
Gian is easy to communicate with and very easy to work with. Would love to work with him again! :D
Rebecca Bar_
January 2019
This was a great session! Gian helped me walk through what I needed, explained everything very thoroughly, and taught me some very helpful tips and shortcuts along the way.
Brett Artmann
November 2018
Ginafranco was absolutely amazing. He figured out the problem immediately, walked me through it so I could better understand. He was extremely friendly and helpful. Highly recommend!
SOCIAL PRESENCE
walnut.tv
🔥 Discover trending videos from Reddit and curated YouTube channels – Soon using Next.js. See `dev` branch
JavaScript
11
6
boot2docker-mongodb
Bash script to start a MongoDB sharded cluster using docker on OS X (via boot2docker)
Shell
6
3
10655 Reputation
6
54
68
Free help to Ukrainian people and supporters
STAND WITH UKRAINE.
1
How we developed our first mobile app for both Android and iOS reutilising our Web Development Skills - Hybrid Mobile app development with Ionic 2/3 and Cordova
How we developed our first mobile app for both Android and iOS reutilising our Web Development Skills - Hybrid Mobile app development with Ionic 2/3 and Cordova - Aka the story of Givebox.xy...
EMPLOYMENTS
Front-end developer
CarTrawler
2020-01-01-Present
- Build PWAs with React, Preact, and Astro
- Develop Node.js applications with Fastify, Mongoose, and Jest for cloud services (AWS Lambda...
- Build PWAs with React, Preact, and Astro
- Develop Node.js applications with Fastify, Mongoose, and Jest for cloud services (AWS Lambda) like push notifications, email, and data transformation
- Develop React Native apps and SDK (iOS and Android) with TypeScript and Redux
- Utilize CMS (Contentful) and Figma for dynamic UI styling based on partner design systems
- Write Integration and Unit tests with Detox, Jest, and Enzyme
- Write iOS (Swift, Objective-c) and Android (Kotlin, Java) code
Node.js
Testing
GitHub
View more
Node.js
Testing
GitHub
Jenkins
TypeScript
React
React Native
Redux
Progressive Web Apps
AWS
View more
Web and Mobile App Developer and Co-Founder
Onova.co
2016-08-01-2019-11-01
Onova is a marketplace for sustainable clothing. Quickly list an item for sale and Onova surfaces your item to interested buyers.
Starti...
Onova is a marketplace for sustainable clothing. Quickly list an item for sale and Onova surfaces your item to interested buyers.
Starting in Ukraine 🇺🇦
Node.js
MongoDB
Firebase
View more
Node.js
MongoDB
Firebase
React
Jest
React Native
View more
Full Stack Developer
Irish Distillers Pernod Ricard
2017-01-01-2017-10-01
Symfony PHP with JS, Twig, HTMLS, CSS and MariaDB
Symfony PHP with JS, Twig, HTMLS, CSS and MariaDB
PHP
Vagrant
Symfony 2
PHP
Vagrant
Symfony 2
PROJECTS
Vitalik news (audio generation and news summarization) AIView Project
2023
Everyday summary of crypto news, recommendations/summaries on podcasts/interviews.
Everyday summary of crypto news, recommendations/summaries on podcasts/interviews.
Node.js
TypeScript
RESTful API
View more
Node.js
TypeScript
RESTful API
AI
View more
Onova - A Marketplace and E-commerce platform for Ukrainian brandsView Project
2018
Onova allows you to easily list an item for sale and surfaces your item to interested buyers on the web and the marketplace mobile app.
...
Onova allows you to easily list an item for sale and surfaces your item to interested buyers on the web and the marketplace mobile app.
• Sell
Shape your community and build your brand by increasing your following, making loyal customers that do repeat business by treating them nicely and delivering a great experience
• Follow
Follow your favourite accounts and build up your personal page.
• Browse
Shop items by category or hashtags and save the ones you like on your curated page
Node.js
MongoDB
React Native
View more
Node.js
MongoDB
React Native
View more