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

Just Mad

🚀 Co-Founder | Product Strategy

Reforge

The Reforge Growth Series is a selective 8-week, part-time program for B2C and B2B growth practitioners. Led by growth practitioners Brian Balfour (formerly VP Growth @ HubSpot) and co-host Andrew Chen (Growth @ Uber), the Growth Series provides a comprehensive overview of how tech companies grow and teaches the core elements of growth from acquisition and retention to user psychology and habit formation.

Growth Series

Big Interview

Product Manager

Tapptitude | a product studio

Product Manager 

Ve Global

Primary responsibilities:

Product  
•	Set the product vision & mission 
•	Create the product roadmap 
•	Translate product strategy into detailed requirements and interactive prototypes
•	Scope and prioritise activities based on business and customer impact 
•	Backlog management 
•	Work closely with product designers to define UX, UI and Interface Design direction
               o   Create usability tests and surveys 
               o   Create user personas
               o   Organise user testing sessions (both live and remote)
               o   Research top UI/UX trends 

Commercial 
•	Market research and competitor analysis to identify competitive advantage for the targeted market segment 
•	Define the product pricing and positioning strategy 
•	Revenue forecast - identify revenue parameters and drivers for a 3-year revenue strategy 

Customer Acquisition & Activation
•	Identify main channels to acquire customers 
•	Identify customer journeys and define the purchase funnel
•	Draft a marketing budget for the soft launch

* Act as a proxy for all the stakeholders using the products in various different circumstances and outlining the most important user needs
* Work between the various teams with the product to define the list of priorities that will govern the sprint backlog
* Decide which product features are most critical to achieving our business goals
* Determine the best way to optimize and improve user experience patterns

Product Owner

AROBS Transilvania Software

•	Liaison between the stakeholders and the team
•	Creation of UI & Functional Specification documents regarding new features or enhancements to the current project features
•	Creation of User Guides for specific project areas, proposals for new features or project improvements, dev/QA support
•	Investigate operational requirements, problems, and opportunities, seeking effective solutions for improving existing processes 
•	Work with the development team in identifying information flows and process flows
•	Document functional requirements
•	Maintain the road map and the development plan 
•	Contribute and maintain knowledge base articles (Confluence)
•	Create mockups and interactive wireframes using UXPin, InVision, Axure, Balsamiq

IT Business Analyst

💻 For organizations → as a Product Strategist and Design Sprint facilitator, I help product teams to:

🚀 Understand how their products grow 
🎯 Facilitate structured conversations around product strategy
⭐️ Have visibility over critical metrics at the product and team level
📊 Leverage the power of data to make more confident decisions
🧪 Explore opportunities through experimentation

🙌🏻  Clients: Amplitude, UiPath, DBS Bank, Miro, Productboard, Freeletics, Personio, Hala Systems + many more 

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🦸🏽‍♀️🦸🏼‍♂️ For individuals → I help ambitious product practitioners escape the 9-to-5 and transition to consulting and design a career they're going to love. 

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🦄 Superpowers → great with numbers and people (not necessarily in that order). Huge fan of structure, clarity, and focus. My toolkit for delivering value on a regular basis:

⭐️ The North Star Metric Framework
📊 Growth Model Definition 
🏃🏽‍♀️ Design Sprints 
🧪 Growth Experiment Machine Workshop
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👉🏻 Check out our North Star Metric Workshop Miro template: https://miro.com/miroverse/just-mads-north-star-metric-workshop/

👉🏻 Check out our Design Sprint Miro template: https://miro.com/miroverse/just-mad-remote-design-sprint/

👉🏻 Check out our YouTube channel: https://www.youtube.com/channel/UClD-8XfGENJK90i5-LTNt3w

taplio

The Battle

Joy Chatterjee

Ana Burciu (Oarga)

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