You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Deepika SivasankaranDS

Deepika Sivasankaran

Data & AI Engineer—RAG Systems, Python, Analytics

€400/day
1 project
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Deepika

🇫🇷 version :

🚀 I build data & AI systems that run in production — not prototypes, real solutions that actually work.

🔧 What I do:
  • RAG pipelines & LLM integration
  • ETL automation & data quality
  • Analytics dashboards ready for stakeholders
  • A/B testing frameworks end-to-end

🏢 Clients: startups in EV charging, energy and education — from data model design all the way to the final dashboard.

🎓 MSc in Data Science — EURECOM
📍 Paris | Available immediately

🇬🇧 version :

🚀 I build data & AI systems that run in production — not prototypes, real solutions that actually work.

🔧 What I do:
  • RAG pipelines & LLM integration
  • ETL automation & data quality
  • Analytics dashboards ready for stakeholders
  • A/B testing frameworks end-to-end

🏢 Clients: startups in EV charging, energy and education — from data model design all the way to the final dashboard.

🎓 MSc in Data Science — EURECOM
📍 Paris | Available immediately
  • English

    Native or bilingual

  • French

    Conversational

  • Tamil

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • Freelance (ChargeMOD, Vydyuthi Energy services, EURECOM)
    Data Analyst and Data Scientist
    March 2024 - Today (2 years and 3 months)
    • Delivered end-to-end product analytics reports to optimize sales funnels — improving conversion rate, average order value, and time to convert
    • Drove the full A/B testing cycle — hypothesis formulation, methodology, monitoring, and results analysis — with direct impact on conversion, upsell, and cross-sell
    • Designed and deployed data models across several use cases: marketing attribution, app/web usage, churn, upsell, and cross-sell — with stakeholder-ready dashboards
    • Automated ETL pipelines with reusable Python scripts and built-in quality checks, reducing manual effort
    • Trained business teams on dataviz tools and created methodological guides and A/B testing frameworks to ensure analysis reliability and reproducibility
    Data analysis Python Snowflake DBT Data science
  • JK
    Malt logoOn Malt
    Data Analyst
    DIGITAL AND IT
    December 2025 - January 2026 (1 month)
    • Conducted in-depth product data analysis to identify customer journey friction points and optimize the conversion funnel — tracking conversion rate, average order value, and time to convert
    • Designed and modeled data structures suited for marketing and business needs, developed a strategic analytics roadmap, and deployed tracking models and interactive dashboards for operational teams
    • Supported business teams with dataviz tools and created methodological guides and A/B testing frameworks for reliable and reproducible analyses
    Data analysis Data science Data engineering
  • STMicroelectronics
    Data Science Intern
    May 2023 - November 2023 (6 months)
    France
    • Designed a CNN gesture classifier from scratch using ToF sensor data — achieving 96% accuracy through Bayesian hyperparameter optimization with Optuna
    • Developed an incremental learning system enabling the model to incorporate new gestures without forgetting existing knowledge — directly addressing the catastrophic forgetting problem
    • Collected and cleaned raw gesture recognition data from a Time-of-Flight sensor, building a reliable pipeline ready for modeling
    • Applied L1, L2, and Elastic Weight Consolidation (EWC) regularization techniques to maintain stable performance on evolving datasets
    Deep Learning Incremental Learning Online Learning Python Data science

Reviews

5.0

Out of 1 rating

JK

Jerold Kingston

Research Engineer - JK

Reviewed on 2/9/2026

Deepika did an excellent job as a Data Scientist on our recent project. She demonstrated strong analytical skills and an impressive ability to translate complex data into clear, actionable insights. She consistently delivered high-quality results on time, and her problem-solving approach and attention to detail added real value to the project. Deepika is a reliable and skilled professional, and I would gladly recommend her for future data science roles.

Recommendations

Akshay A.AA
JK
Akshay A. and 1 other person have recommended Deepika

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Masters in Data Science and Engineering
    EURECOM
    2024
    Cours suivis : Apprentissage automatique, Apprentissage profond, Statistiques, Systèmes de gestion de bases de données, Simulation d’entreprise, Sécurité des systèmes, Information quantique.
  • Bachelors in Computer Science and Engineering
    SSN College of Engineering
    2021
    Cours suivis : Apprentissage automatique, Développement web, Développement Android, Cryptographie, Systèmes d’exploitation, Conception et analyse d’algorithmes, Conception de compilateurs.

Certifications

Skill set

Categories