solve a java task

Closed Posted 6 years ago Paid on delivery
Closed Paid on delivery

Micro Java Project (Should take 1-2 hours)

Important:

We need a strong developer to develop this, but first, tell us your strategy and tools

(frameworks, libraries) to solve this.

If we are happy with this projects, more projects will be offered.

We need to analyze and transform the > 1.000.000 reviews from amazon.

Please go to [login to view URL] and download (please take the 300MB csv file):

[login to view URL]

We are interested in:

1) Finding 1000 most active users (profile names)

2) Finding 1000 most commented food items (item ids).

3) Finding 1000 most used words in the reviews

Any errors will be reported by the HTTP codes.

- We are interested in clean testable code (add tests if you have time).

- How do you make sure that there are no duplicates in the file?

- We are interested in using full multi core CPU power.

- We will be running this on machine with 500MB of RAM. How do you make sure that we are not using more than that? How are you going to monitor the memory usage of your program?

- Our goal is to support the files with up to 100M reviews on multiple machines with

500MB of RAM and 4 core CPUs. How are you going to make it happen?

Please provide working code (command to compile and run the program) that prints output of points: 1,2,3 to standard output sorted alphabetically.

Please don't just say you want to take this project.
Please detail you strategy first!

Java

Project ID: #15040123

About the project

23 proposals Remote project Active 6 years ago

23 freelancers are bidding on average $65 for this job

utkarshkatiyar19

A proposal has not yet been provided

$70 USD in 2 days
(318 Reviews)
7.3
iridescent2x15

I m software engineer. I have read the description and I would like to work for you. For further details please inbox me. Thank you Relevant Skills and Experience java Proposed Milestones $50 USD - m

$50 USD in 1 day
(69 Reviews)
6.2
schoudhary1553

Greetings sir, i am an expert freelancer for this job and your 100% satisfaction is assured if you allow me to serve. I can do this task as per your requirement Relevant Skills and Experience I have the 5 years of More

$100 USD in 1 day
(19 Reviews)
5.0
microservices

A proposal has not yet been provided

$10 USD in 1 day
(20 Reviews)
4.2
sumit4job

very interested requirement. contact me in case you are interested. technology stack java 8 and spring boot ..you can run as a micro service for some reason not able to reply you back on freelancing chat..can u pls se More

$176 USD in 1 day
(4 Reviews)
3.7
DaraCodes

I have around 10 years of exp. in full stack development. I am AWS Certified too. I have worked in Java,J2ee, AWS,Angular1,Angular2,Angular4 and React js with node js. Relevant Skills and Experience AWS, Java, Spring More

$35 USD in 1 day
(12 Reviews)
3.3
khurram4225

Hi there, Hope you are doing great. We will solve your JAVA TASK for you according to your all requirements. Thanks Relevant Skills and Experience Bundle of experiences will be shared with you before starting work on More

$100 USD in 0 days
(2 Reviews)
2.4
MLSofTel

- We can generate a hash for file loaded to avoid duplication. - The memory monitoring can be done using jvisualvm - We can use some cache mechanism to sync file contents Relevant Skills and Experience Java Backend ex More

$133 USD in 5 days
(3 Reviews)
2.1
dongpingwu

java Relevant Skills and Experience familiar Proposed Milestones $25 USD - one day

$25 USD in 1 day
(0 Reviews)
0.0
jdanielts1

Hi! To solve this I will use open CSV. Junit for tests. To improve performance I will use the tools of Java 8 how paralel stream and others. Habilidades e Experiência Relevantes - Java 8 - Open CSV - JSF - Junit Pré More

$25 USD in 10 days
(0 Reviews)
0.0
avishekup

I will write an efficient code in Java without any use of tool. First read File and iterate line-by-line records and place related tokens in map by updating counter. Sort maps and get results. Stay tuned, I'm still w More

$25 USD in 1 day
(0 Reviews)
0.0
pilajiaisha5

java web-service using dropwizard with sql CPU utilized with threadpool Memory can be restricted with jvm arguments All tasks can be solved by storing pre-processed data in db n will be extensible Relevant Skills a More

$45 USD in 1 day
(0 Reviews)
0.0
pradipta83

Having expertise in java and Hadoop(Map- Reduce) Relevant Skills and Experience 9 year Proposed Milestones $25 USD - complete task in 2 day Please share the details to share my sample application.

$25 USD in 2 days
(0 Reviews)
0.0