Rohan K. Profile

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5.0

(20 reviews)

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$60 USD / hour

brooklyn,

united states

$60 USD / hour

It's currently 6:39 AM here

Joined January 21, 2016

0 Recommendations

Rohan K.

@rkothaka

5.0

(20 reviews)

4.4

100%

$60 USD / hour

brooklyn,

united states

$60 USD / hour

91%

Jobs Completed

100%

On Budget

100%

On Time

27%

Repeat Hire Rate

Machine Learning & MLOps GCP Engineer.

8 years of professional backend engineering and Machine Learning experience. Worked for clients such as PepsiCo, eBay, Discover building recommendation algorithms, migration to GCP, and data pipelines. Experience: API design, Machine Learning (Scikit-Learn, PyTorch, and TensorFlow), GCP vertex AI, Apache Airflow, Deep Learning, NLP

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Reviews

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Showing 1 - 5 out of 19 reviews

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5.0

$25.00 AUD

Project 15008514 has been deleted

he is good [27 August, 2017] he is good at what he is doing, will hire next time

Closed User

@prefectworld

•

7 years ago

5.0

$200.00 AUD

Java for Artificial Intelligence

Very much skilled and delivered on time. He was very responsive throughout the process and would surely hire again! Thanks for you help man. Keep up the good work :)

Java

Software Architecture

Nithinn Prakash B.

@udemynp

•

8 years ago

5.0

₹2,500.00 INR

Test a Java Program

Will surely consider him again in future!

Java

Closed User

@Assignhelphub

•

8 years ago

5.0

$30.00 USD

Project for rkothaka -- 2

As usual great job. This one is very small project with short time frame. I will definitely rehire rkothak for my next projects.

Java

Engineering

Algorithm

Electrical Engineering

Mathematics

+1 more

Vijender M.

@vijenderreddy3

•

8 years ago

0.0

$150.00 USD

Project for rkothaka

The project is not completed according to the dispute

Java

Engineering

Algorithm

Electrical Engineering

Mathematics

+1 more

Vijender M.

@vijenderreddy3

•

8 years ago

Experience

eBay

Jul 2022 - Apr 2023 (9 months, 1 day)

• Migrated the e2e deployment of custom PyTorch models from the on-premise to GCP Vertex AI and integrated inference endpoints with core applications for A/B testing, resulting in a 3x improvement in efficiency and reduced manual intervention. • Retrained deep-learning Auto-ml models, evaluated feature sets, and introduced lite versions without impacting performance which helped reduce latency and improved revenue by 3% on a comp ranker model. • Automated Hadoop map-reduce jobs using Jenkins.

Kin and Carta

Feb 2019 - May 2022 (3 years, 3 months)

Developed advanced recommender algorithms by generating embeddings using product, product sales, and demographic data. Applied KNN techniques and feature set development during multiple iterations over 6 months of A/B testing, resulting in a 10% increase in revenue compared to hybrid collaborative filtering models. Developed and deployed a conversational UX application for credit card enrollments using Google DialogFlow. Developed a user chatbot experience - Twilio and Computer Vision API.

Yash Technologies

Aug 2015 - Aug 2017 (2 years)

• Developed and implemented data processing pipelines using Python and Pandas, resulting in a 20% improvement in data accuracy and efficiency. • Built and optimized machine learning models using Python and Scikit-Learn, achieving a 15% increase in predictive accuracy. • Automated repetitive tasks using Python scripting and scheduling tools, saving 10 hours per week for the team. • Integrated Python applications with REST APIs and microservices using Flask and FastAPI.