Joy Chatterjee

DCMN

Specialize in developing end-to-end ML infrastructures and solutions to tackle complex marketing challenges.

Work with and integrate advanced platforms such as Codeium, Cursor AI, ChatGPT, replicate.ai, fal.ai and many more to streamline research and accelerate development. Off and on designing scalable pipelines on native and cloud platforms, to activate real-time predictive models, time series forecasting, customer segmentation, ROI optimization and more.

Lead AI Engineer

- Led the project for multivariate time series forecasting of client campaigns, resulting in significant insights in ROI for TV campaigns.
- Implemented LLM-based chatbots for internal teams, using RAG architectures and context
tuning models.

Senior Data Scientist

The Joy of Data

Product Ops & Data Consultant, with over 10 years of experience in data science and three years in product led growth (PLG). Founder of The Joy of Data, based in Berlin.

For data, collaborative ventures with Mercedes, FedEx, Just Mad as well as AI startups such as brighter AI, DCMN focussing primarily into leveraging data for strategic product led growth.

For product, over the past three years, been a data partner for product teams. Responsible for boosting Product Led Growth (PLG) strategies through the application of data science methodologies and data analytics. Expertise domain includes proficiency in product operations, OKRs, KPI driver trees, cohort analysis, user segmentation and much more.

Founder

ShowHeroes Group

Data Scientist (In House Consulting)

brighter AI

Data Scientist

Data Engineer

Mercedes-Benz Research & Development North America, Inc.

Mavrx Inc.

Working on specific project oriented machine vision tasks to aid the system of smart farming techniques developed and monitored by Mavrx Inc.

Machine Learning Engineer

MARKABLE

Rochester Institute of Technology

Work at the lab mainly revolves around projects in the genre of algorithm development. The algorithms are aimed at solving various problems from the image processing and computer vision communities.

Graduate Research Assistant

Peer Advisor Leader

CESC Ltd.

Worked with a team of four to establish and implement control algorithms to modulate the outlet steam efficiency of the central boiler system in a thermal power plant.

Technical Intern

🌱 Founder, The Joy of Data 🎯 Helping Product Teams Grow With Data Science 🚀 Ex-Mercedes | Lead Data Scientist 🎙️ Speaker, Podcasts, YouTube

🚀 Lead AI Research Engineer | Data Science Expert | Product Coach 🚀

With over 11 years in Data Science and AI, I specialize in developing innovative, Data-Driven and AI solutions that elevate Product performance and drive Business Growth. I bring a unique blend of hands-on technical skills and strategic Product insight, supporting teams to leverage Data for informed decision-making and robust growth strategies.

🔹 Key Highlights:
	•	LLMs & Chatbots: Implemented advanced LLM-based chatbots with RAG architectures, boosting team efficiency and workflow.
	•	Predictive Analytics: Achieved a significant ROI increase on client TV campaigns through multivariate time series forecasting.
	•	MLOps & Automation: Created scalable pipelines with Docker & Kubernetes, ensuring seamless deployment and monitoring.
	•	Patented Innovations: Primary author on two patented ML technologies, focusing on object tracking and anonymization.
	•	Cross-functional Leadership: Successfully lead teams and mentor junior Data Scientists, ensuring collaborative, data-driven decision-making.

🔹 Technical Arsenal:
Python 🐍 | SQL 🗃️ | Big Data Ecosystems | Statistical Modelling 📊 | A/B Testing | Cloud Environments (AWS, Azure)

🎙️ Speaking Engagements :
An avid speaker at prestigious Data Science and AI conferences over the past two years, where he shares his insights and experiences to foster a collaborative and informed Data Science community.

Lead Data Scientist

DigitalRoute

DigitalRoute is a software solution that collects, aggregates, enriches, and distributes usage data from any product, service system, network architecture, or protocol to optimize and develop various aspects of business, from operations, revenues and billing to customer satisfaction, and product management, regardless of operational scale or complexity.  

DigitalRoute helps companies in 3 stages:
1. We enable customers bringing their Monetisation Business to the Next Level
2. We enable the FIX of the data problem by streamlining operations
3. We enable customers launching their Usage-Based business, The Smart Way

www.digitalroute.com

Sales Director (DACH, Nordics & UKI)

Twilio

Chatting with customer support, receiving an appointment reminder, messaging your rideshare driver, getting a personalized coupon in your inbox, video conferencing with your doctor—all of those interactions have something in common: they’re powered by Twilio.

Twilio helps organizations and brands of all sizes create meaningful moments with users across the globe—from the simplest text messages to life-saving communications.

www.twilio.com

Strategic Enterprise Account Executive (DACH)

EMnify

Enterprise Account Executive (CEE, UK/Ireland, Israel)

EMnify is the leading cloud communication platform provider for IoT that enables businesses with high-growth IoT products to scale across networks worldwide with a single API. EMnify is solely dedicated to IoT.

https://www.emnify.com/

Regional Sales Manager (CEE, UK, & Middle East Area)

M SAN Grupa

Managing Microsoft software and hardware portfolio of products
Channel development, acquiring new clients, B2B sales and marketing
Managing vendor funds
Financial forecasting, stock and purchase planning
Supervision and coaching of Business Development Representatives

Microsoft Brand Manager for OEM and Retail

• B2B, B2C - Business development 
• Key Account Managment
• Costumer service and support
• Evangelizing Microsoft Cloud Services - O365, M365, Azure
• Assisting in preparation of marketing strategies for Cloud services as well as; Email marketing/newsletters, preparing of the E-book contents, brochures, event organization, incentives 
• Billing, procurement 
www.msan.hr

Specialist for Microsoft Cloud Services (O365, M365, Azure, Dynamics 365)

Mediatoolkit

• B2B sales, prospecting (SDR, Account Management) - full sales cycle 
• Customer care
• Competitor analysis
• CRM reporting and analysis 
• Preparation of education content for the team and the customers

Junior Account Manager

Faculty of Economics of Osijek

• Making/Presenting marketing strategy/plan for different companies (Borovo, Lega-Lega, HNK Osijek, Ravlić, Saponija, Novartis, Croatian National Theatre etc.) - received rewards
• Main contact person between professors and all students
• Administrative task, website and social networks maintenance, working in Microsoft Office, learning
about new technology and marketing trends, presentations, networking

Student Teaching Assistant at the Chair of Marketing

• Team leadership/recruiting - leading more than 10 volunteers and reporting to professors
• Organization and event management (Donations for flooded areas in Croatia in 2014, Sponsorship to
kids in Africa, Stand-Up comedy night
• Marketing and media relations- sponsorships, promotion of the association and activities
• Planning yearly goals for the Volunteer program

President of the Volunteer program at the Chair of Entrepreneurship

Examiner for the purposes of scientific research under the supervision of doc.dr.sc. Marija Ham

Examiner

Examiner for the purposes of scientific research under the supervision of dr.sc. Anita Frajman-Ivković.

Kaufland Hrvatska k.d.

• FMCG sector - sales process, customer care/relations, marketing (daily weekly on country level as
well as visual marketing in stores), merchandising, products, discounts
• Logistics, supply chain management, procurement, restocking/ordering
• Human purchasing psychology
• Team leadership/management

Sales Internship

STV: Televizija Slavonije i Baranje

• Main host and tv reporter - preparing topics, filming reportage, conducting interviews, transcripts, mar-
ket research/planning, team management
• Marketing(social networks), PR (dealing with media)

TV host & reporter

Sarajevo Film Festival

• Main Press and TV contact for industry events, main contact for the daily editor, assistant for social media
• Website editor (http://www.sff.ba/en)
• Prepare the daily info emails for the guests, networking, multicultural/international experience,

Industry PR assistant at Sarajevo Film Festival

Harburg Freudenberger Croatia

• Mechanical engineering sector - logistics, supply chain management, outsourcing, assembly, produc-
tion, shipping, delivery, procurement, project management on the international and multicultural level
• Sales process - presentation, negotiation, meetings (example. Pirelli, Goodyear)
• IT knowledge - SAP
• Data analysis and presentation
• USP - core business
• IT knowledge - SAP
• Data analysis and presentation
• USP - core business
• International experience

Customer Relationship Management (CRM)

Language skills: English - Fluent/Native;  German - Conversational 

🔹 Strategic Enterprise Account Executive with 9+ years of experience driving complex B2B sales in startups and multinational corporations. Specialized in building and scaling direct enterprise sales motions, managing long-cycle, multi-stakeholder deals, and generating pipeline in underpenetrated markets.

🔹 Strong track record of executing outbound and ABM strategies across EMEA—independently owning the full sales cycle from discovery to commercial close. Skilled in developing compelling value propositions, navigating enterprise buying committees, and collaborating with C-level stakeholders.

🔹 Experienced in shaping GTM models, ICPs, and pricing strategies in alignment with Product, Marketing, and strategic partners such as Salesforce, Zuora, Deloitte, and multiple ISVs, SIs, OEMs, and consultancies.

🔹 Known for blending deep enterprise sales execution with strong strategic thinking and trusted by global leadership for high-impact field contribution.

Recommendations:

🏆 Recommendations available from senior leaders including:
• VP Global Enterprise Sales & Alliances
• VP Enterprise & Partnerships
• VP Sales Operations
• VP Sales
(all highlighting leadership, resilience, and execution excellence)

Open to New Opportunities:

🔍 Actively exploring Enterprise Account Executive, Strategic Account Executive, Sales Director, and Team Lead roles across EMEA, especially in organizations valuing strategic impact, autonomy, and partnership-driven growth.

taplio

The Battle

Joy Chatterjee

Boris Morović

Followers

Posts

Engagements

Likes

Ready to grow your LinkedIn presence?