Our Team

A seasoned team, with decades of experience in the Telecom and Media domain, leads Rebaca Technologies. The core team has been together for a long time and is highly committed to the success of the company.

Managing Director

Samir K. Chatterjee

Samir K Chatterjee is a 35+ year veteran in Software and Telecommunication. He started his career at NYNEX R&D Labs, an extension of Bellcore. In 2002, Samir founded Rebaca with a vision to provide technology solutions and products on the Mobile Network technology (4G & 5G), Video Delivery Solution for DTV & OTT, Analytics and Test Automation Framework.

VP Engineering

Debayan Chaudhuri

Debayan Chaudhuri has been with Rebaca since its inception. He started his career at Siemens Communications Software Ltd. (now part of Nokia Networks). He has worked on Telco OSS systems, DPI-based systems, mobile network technology, as well as OTT-based video delivery solutions. Debayan leads the Engineering Team of ABot, a comprehensive 4G/5G/ORAN Network Testing and Analytics Tool.

Principal Architect – AI & Analytics

Kuntal Bhattacharya

Kuntal Bhattacharya has over 25 years of experience in software and Telecommunications development. For the last 20 years, he has been working on the Test Framework, Automation and Analytics development for various domains. He is the Architect of ABot AI, an intent-based deep analysis tool that analyses 4G/5G network data to generate actionable insights.

Customer Enablement

Deepanjan Ghosh

Deepanjan Ghosh has worked 15+ years in designing, implementing and driving QA automation for 4G/5G products, including robust CI/CD. He leads the ABot Customer Solutions team and is responsible for ensuring customer requirements and expectations.

Rebaca is committed to take the responsibility for Core testing and seamlessly been working with the Core development team at CDAC-Trivandrum. Rebaca has gone way beyond its commitments to ensure timely and rigorous testing, successful demos; they are a role model for the partnership framework of IOS-MCN. We look forward a long-term partnership with Rebaca.

Pamela Kumar, Chief Strategy Advisor IOS-MCN

5G Killer App development on steroids! Tata Elxsi brings the ‘xG-Force’ 5G Applications Lab with ecosystem partners, Red Hat, AccuKnox, i2i Systems, and Rebaca Technologies. It is equipped with 5G Core, “GenAI-driven 5G test and analytics… where ABot is testing, validating and orchestrating the ecosystem.”

Vivek Tiwary, VP Network Service Tata Elxsi

Rabaca’s AbotEdu platform is a unique product that helps to bridge the gap between theory and practice. My students at JHU gained valuable hands-on experience from AbotEdu for their course work and capstone projects. Rabaca provides excellent customized support to help solve students’ needs. This product undoubtedly helps to build the future workforce.

Dr. Ashutosh Dutta, Chief 5G Strategist APL, Professor and Director of Doctor of Engineering at JHU

ABotEdu Training Course is helping beginners in building skill in the area of 5G Calls Flows, and the course also offers on-demand limited period access to 5G Lab for hands-on. This is one of unique training courses to learn 5G specs by practical.

Kartikeya Verma, Associate Director, CMT QEA

The Rebaca Team picked up and delivered on very challenging product features. The situation under which the transition was taken up and the limited time frame that was given for the knowledge transfer, Rebaca showed a lot of commitment to the scope. Very Satisfied with the team delivery and their expertise.

Head of R & D, MediaKind

PATS/SITE (Rebaca build Test Automation framework) was called out as the gold standard for any product from any vendor. Verizon Wireless wished they could show other vendors… since this is ‘spot on and years ahead of the competition.

Sr. Director, Mobility, Cisco

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