Ivan Cheklin
BI Leader
The Weather Company
"Rishav is an exceptional talent who consistently delivers high-quality solutions. His technical expertise and problem-solving skills make him an invaluable asset to any team."
VERIFIED CLIENT
RISHAVCHATTERJEE
👋 Hi! I'm a Technology Leader with expertise in engineering scalable and consistent cloud based solutions. I’ve collaborated with top-tier organizations, delivering impactful products. I leverage AI to boost productivity and drive innovation. I design scalable, cloud-based data solutions that align tech with business goals.
Hi, I'm RISHAV.
As an independent freelancer and data expert, I provide specialized proficiency and flexible solutions tailored to each client's unique needs. My freelancing practice combines enterprise-level quality with the agility of independent work, offering freelance data engineering, visualization, and analytics services to clients worldwide. I take pride in delivering high-quality freelance solutions that match or exceed the standards of large consultancies.
With experience as both a freelance consultant and across top firms, I build scalable, interactive dashboards and analytics solutions—leveraging AI tools to boost productivity and drive smarter, data-informed decisions. My freelance practice specializes in providing enterprise-grade data solutions with the flexibility and personalized approach of an independent professional.
Client Testimonials
What clients and colleagues say about working with me
Sylvia Ho
Principal Data Scientist
The Weather Company
"Working with Rishav was a game-changer for our data visualization projects. His innovative approach and attention to detail resulted in solutions that exceeded our expectations."
VERIFIED CLIENT
Garima Narang
Group Lead
Novartis Healthcare Pvt Ltd
"Working with Rishav on our data migration project was exceptional. His technical expertise in Snowflake and pipeline optimization transformed our analytics capabilities. He's a collaborative team player who consistently delivers beyond expectations."
VERIFIED CLIENT
Salvatore Guglielmo
Assistant Director
Novartis Inc
"Rishav's leadership during our data warehouse migration was outstanding. He demonstrated excellent problem-solving skills and technical depth while maintaining clear communication throughout. His work significantly improved our data processing efficiency and analytical capabilities."
VERIFIED CLIENT
Ivan Cheklin
BI Leader
The Weather Company
"Rishav is an exceptional talent who consistently delivers high-quality solutions. His technical expertise and problem-solving skills make him an invaluable asset to any team."
VERIFIED CLIENT
Sylvia Ho
Principal Data Scientist
The Weather Company
"Working with Rishav was a game-changer for our data visualization projects. His innovative approach and attention to detail resulted in solutions that exceeded our expectations."
VERIFIED CLIENT
Garima Narang
Group Lead
Novartis Healthcare Pvt Ltd
"Working with Rishav on our data migration project was exceptional. His technical expertise in Snowflake and pipeline optimization transformed our analytics capabilities. He's a collaborative team player who consistently delivers beyond expectations."
VERIFIED CLIENT
Experience
Freelance Experience
Technology Lead
The Weather Company
Feb 2023 - Present
Pennsylvania, USA
Key Achievements:
- Initiated B2B analytics reporting with key insights through Funnel Analysis, Forecasting, and more
- Optimized Programmatic Advertisers pipeline, reducing processing time by 60%
- Executed NetSuite invoice data integration with Salesforce
- Led migration from Qlik Sense to Python for Datorama nPrinting
- Implemented data-driven decision making across business units leading to 25% increase in revenue
- Architected cloud-based data solutions that reduced infrastructure costs by 30%
Professional Experience
Senior Data Engineer
Novartis Healthcare Pvt Ltd
May 2020 - Dec 2022
Hyderabad, Telangana
Key Achievements:
- Migrated from HIVE to Snowflake, increasing pipeline performance by 60%
- Orchestrated jobs using Apache Airflow and Alteryx, improving system speed by 40%
- Maintained 99.5% data accuracy with 9.5/10 stakeholder satisfaction
- Led team of 3, collaborating with 15+ data vendors and 10+ brand leaders
Data Engineer
Polestar Solutions and Services
Jun 2018 - Apr 2020
Noida, Uttar Pradesh
Key Achievements:
- Worked with Jubilant FoodWorks to reduce production pipeline execution time by 66%
- Migrated IndiaMART's on-premises system to AWS
- Delivered automated prediction model workflows for Reckitt Benckiser using Azure Databricks
- Successfully started cloud-based services as a new vertical for the organization
Education
Delhi Technological University (DTU)
Bachelor's Degree
Aug 2014 - May 2018
Rohini, Delhi
Focus Area:
Environmental Engineering
LBS Senior Secondary School - FIITJEE
12th Education
Apr 2013 - Mar 2014
R.K. Puram, Delhi
Focus Area:
Physics, Chemistry, Mathematics
MVN School, Aravalli Hills
10th Education
Apr 2011 - Mar 2012
Faridabad, Haryana
Focus Area:
English, Mathematics, Science, Social Studies, Sanskrit
Technical Skills
My expertise spans data engineering, analytics, cloud services, and project management - skills I've refined both in corporate settings and as a freelance data consultant
SQL
Soft Skills
Python
Data Warehouse
ETL Tools
Cloud Services
Analytical Tools
Project Management
Big Data Tools
Connect With RISHAV
Connect professionally and follow my career updates and insights on data engineering and visualization.
Visit ProfileLeetCode
Check out my problem-solving skills and algorithmic solutions on LeetCode.
View ProfileGitHub
Explore my projects, code repositories, and open source contributions.
Visit RepositoriesCONTACT
Looking for freelance data consulting services? Feel free to contact me about your project needs or any questions. For open source projects, please open an issue or pull request on Github. For freelance inquiries or collaborations, send me an email atchatterjeerishav96@gmail.com.