Backend Engineer (Node.js/Express.js, Python & Postgresql expertise)

$25-50 USD / hour

Zaprt

Objavljeno

pred več kot 7 leti

$25-50 USD / hour

Important: I am seeking individual freelancers, not teams or agencies. Please do not apply if team or agency. I am looking for an experienced backend API developer who has substantial experience in the following. Must have experience working on real products with code in production. You will be asked to show prior examples of your work and be able to demonstrate knowledge in these areas: - Node/Express. Expert backend Javascript coding - Python (experience with crawling and scraping, transforming data to/from excel to database) - Postgresql (Ability to write monster sql queries for a difficult data model) - ElasticSearch experience is a plus - Experience with Machine Learning algorithms (text and/or image is a plus) - Knowledge of graph/tree data structures There will be a difficult technical interview in the areas you purport to have expertise in.

ID projekta: 12769553

Več o projektu

25 ponudb

Projekt na daljavo

Aktivno pred 7 leti

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25 freelancerjev je oddalo ponudbo s povprečno vrednostjo $33 USD/uro za to delo

@kchg

Hello, sir. My ranking is TOP 5TH in freelancer.com as you can see my profile: (https://www.freelancer.com/u/kchg.html). I'd like to discuss with you in detail. Kind Regards

$30 USD v 30 dneh

4,9

(17 ocen)

6,9

@guptaabhinav

Expert Python developer, I have experience in Postgresql and Node.js. I am interested to work on this project and ready for your hard interview. Also, I work as an individual. Contact me, I'll be available 24/7. Thanks.

$30 USD v 40 dneh

4,9

(28 ocen)

5,4

@meet2amitvw

Let's discuss more about project to finalize the proper scope with estimated cost and time so ping me over the freelancer chat.....I will share some demo as well for recent works if you want to check. You can also check my profile page as i have around 31% Repeat Hire Ratio..so i work as long term basis...

$25 USD v 30 dneh

4,8

(2 ocen)

5,2

@qijiongjiang

hi, i am a python developer with extensive experience in web developing, i also have a machine learning background and have a master degree in this area, have done a lot of researches in images and text classification. from the list of expertise you are requiring, the only problem i have is i have little experience with node/express(have played with it but no real experience in real projects). If you are interested in me, please contact me and i will send you more my information and demos

$33 USD v 30 dneh

5,0

(1 ocena)

4,0

@mike199

My name is Mike, I’m from UK. I work with individual clients and agencies who have design, development and SEO needs. Your project description sounds interesting to me and I do have skills & experience that are required to complete this project. I can show you some examples of my work. Please contact me to discuss your project.

$41 USD v 30 dneh

5,0

(1 ocena)

3,2

@maheshwar999

Hi, I am Maheshwar, I am based out of India(Bangalore). I am listing down the essential skills I have relevant to this project 1. ExpressJS: working on express since last 1 year. 2. Python: have been working in python for the last 4 years. Though I never did anything around scarping before. I have worked enough on all sorts of data trasformation with it. 3 Postgres: i have thorough knowledge of Postgres & even mysql after having worked on it for the last 4 years. 4. I have written python APIs over ElasticSearch 5. I have basic knowledge of trees and graphs. If you are interested to take this further after reading the proposal, let me know through private message and we can setup a time for the interview. Regards, Maheshwar

$33 USD v 30 dneh

5,0

(1 ocena)

2,3

@technosystem

Project: Website Skills: PHP, nodeJS, AngularJS Experience: 11 Years Expertise: Website Development Team Size: Dedicated Programmer

$41 USD v 30 dneh

0,0

(0 ocen)

0,0

@prashushinde9

Hello, We have accomplished 90% of the project which is similar of your requirement. All we need 10% customization as per your requirement set and specifications. I want to discuss in personal chat in order to explore your needs, which will yield a clear picture of implementation phase. Prior undertaking project, I want to show demo of the work done previously. Apart from demo, I will be sharing following documentation which will turn your project into Quality and Successful delivery: - Technical Project Proposal - Designs - Flow chart for this Project - Execution plan

$51 USD v 30 dneh