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

* Seek and identify new customer brands (B2C) and sales opportunities from the Digital Economy.
* Research decision makers and study their profiles, build human relationships and uphold activity levels.
* Analyze sales trends, market dynamics and reports to determine customer business growth potential.
* Co-develop marketing strategies and consult potential clients.
* Advise potential client companies about opportunities to further scale their business with data-driven and strategic marketing campaigns in Europe and Northern America.
* Take full responsibility for the whole sales process - from the first outreach until the signing of a contract, whilst supported by our team of experts.
* Apply learnings and experiences to streamline sales process.
* Build long-term relationships with key contacts and target customers.
* Visit trade shows, attend networking events and travel to potential new clients to represent and showcase our company products and services.

Marketing Consultant

Sustainability School

•	Home-business, providing sustainable solutions for edible consumer goods
•	Sales & Marketing: preparation of offers, processing of orders, product development, creation of concepts for online workshops and trainings, development of designs of the Trading Platform
•	Customer service: customer care, responsible for after-sales processes, analysis of customer satisfaction
•	Materials management: back-end responsibility; inventory control, purchasing management, quality of raw materials supervision
•	Finance and accounting: cash flow monitoring, fix and variable costs control

Operations Executive

Red Bull

• Principle role: In charge of business development; contract negotiations and sales consultancy for the on premise industry of Jakarta, Indonesia.
• Dynamics of the job: Volume-based business, product segmented to upper class consumers. Success was driven by the following pillars: relationship building, flawless negotiations, benefits of the product reaped through perfect execution of the Red Bull sales drivers and through the power of the market.
•	Achievments: Leading role in marketing and sales joint project; trained and monitor junior marketeers to execute sales driven field work – project recognized as novel and best practice throughout Asia Pacific.
•	Main learnings: Polished negotiation skills and interpersonal skills. Better understanding of values such as proactivity, passion and focus.

Business Development Manager

Boca Rica Tapas Bar & Lounge

•	Principle role: In charge of crowd control, event management, public relations exposure.
•	Dynamics of the job: Training and supervising team of guest relations officers in operational and marketing aspects of their role. Conceptualized weekly events (mainly musical performances and promotional workforce) and seasonal special events. Coordinated media relations and contents of releases.
•	Achievements: Joined the company as part of their opening team, contributed to its fast growth; company remains prominent in the industry until today.
•	Main learnings: Leadership skills and the importance of teamwork.

Head of Marketing and Public Relations

Jenja Jakarta

•	Principle role: Responsible for maintaining social media page, bridging talent performances from Jakarta to Bali, outsourcing media partners.
•	Dynamics of the job: In charge of performance delivery in terms of sales, internally worked with team of public relation, music directors and graphic designers. Externally outsourced event organizers, media partners and brand sponsors.
•	Achievements: Was recruited from the beginning of the project, despite being located in the furthest southern point of the city and being the first techno club, Jenja Jakarta continued well its legacy after making a mark in Bali.
Main learnings: Business ethics in the nightlife industry.

Head Of Marketing

Headline Talent Management

•	Principle role: Talent for TV commercials, soap operas, movies and live DJ performances.
•	Dynamics of the job: Delivering satisfying performances on screen and behind the decks, building relationships with industry leaders
•	Achievements: Was featured in local big screen horror movie as supporting talent, as well as a few local soap operas and TV commercials. Performed in prominent nightclubs.
Main learnings: Working ethics in the entertainment industry, where art meets business.

Actor Model

Dineros DJ Management

Disk Jockey

Marketing enthusiast, fond of networking and creating rapports. Self-motivated, talented and ambitious sales professional experienced in both technical and non-technical sales skills. Work in fast-paced team environments. Relationship building and closing expert, grew in a dynamic market.

As I come from a multi-cultural background, I have honed my proficiency in languages; I natively speak French and have excellent written and spoken skills in English and Indonesian.

Identifying innovative approaches and improved solutions to business challenges both motivate and drive me. Observation, inspiration, and determination are my foundation for success.



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Joy Chatterjee

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