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Shyam Sundar Rampalli

GenAI Engineer

Shyam Sundar Rampalli
Berlin, Germany

Experience

Aug 2025 - Present
7 months
Berlin, Germany
Hybrid

GenAI Engineer

Freelance

  • Built a hybrid semantic and keyword search and LLM-based requirement extraction from conversational queries, boosting search accuracy by 85%, cutting zero-result searches by 70%, and reducing search time by 60%.
  • Deployed a production-ready API with monitoring dashboards over 100K+ products, keeping response times under 2s and reducing customer search-to-purchase time by 40%.
  • Technologies: Python, BGE-M3, Qwen2.5, FastAPI, Qdrant, Meilisearch, Docker, Prometheus, vLLM.
Jun 2024 - Jul 2025
1 year 2 months
Lyon, France

Data Scientist

LICIT Lab at Université Gustave Eiffel

  • Built an NLP pipeline using BERT and Llama 2 to extract and summarize critical information from disaster reports.
  • Applied LoRA fine-tuning and prompt engineering to adapt models for structured summarization and entity extraction.
  • Produced concise, real-time summaries, improving incident-processing speed by 40%, reducing manual analysis effort by 55%, and accelerating decision-making latency by 30% across disaster-response workflows.
  • Technologies: BERT, Llama 2, LoRA, PyTorch, Transformers, AWS, MLflow, FastAPI, Docker, GitHub Actions, CI/CD Pipelines, S3.
Jan 2024 - May 2024
5 months
Bengaluru, India

Data Scientist

Freelance

  • Built an end-to-end ETL and clickstream A/B testing framework to optimize checkout flows, reducing analysis time by 30%.
  • Processed ~200k–300k events for funnel and drop-off analysis and trained Random Forest and XGBoost models, achieving a ROC-AUC of 0.82 and 15% higher precision in conversion prediction.
  • Technologies: Python, Pandas, scikit-learn, XGBoost, Git, AWS Lambda, S3, FastAPI, GitHub Actions, PostgreSQL, Docker.
Nov 2022 - Jan 2024
1 year 3 months
Bengaluru, India

Data Scientist

Bosch Limited

  • Built a cloud-based AI pipeline using YOLOv6 on SageMaker to automatically detect traffic violations from city video feeds, improving detection accuracy by 30% and vehicle identification by 21%.
  • Automated video processing with Lambda triggers for inference on new S3 uploads and real-time aggregation of results.
  • Added a GDPR-compliant anonymization plugin that masks faces and license plates using YOLOv6 and OpenCV, ensuring privacy while maintaining analytics accuracy.
  • Streamlined model updates and deployment with CI/CD, ensuring consistent and scalable operations.
  • Technologies: Python, YOLOv6, PyTorch, OpenCV, AWS Lambda, S3, SageMaker, CI/CD, GitHub Actions, Docker, FastAPI.
Sep 2021 - Oct 2022
1 year 2 months
Singapore

Data Scientist / Analyst

TUM Asia

  • Developed real-time traffic dashboards using city-wide camera feeds, enabling planners to monitor traffic flow and congestion effectively.
  • Processed data from 11 urban locations and generated actionable insights for traffic management.
  • Applied unsupervised clustering on GPS data to identify travel patterns, contributing to 15% cost savings in public transit planning.
  • Technologies: Python, Matplotlib, Plotly, PostgreSQL.
Oct 2019 - Sep 2021
2 years
Singapore

Research Associate / Data Analyst

Nanyang Technological University

  • Analyzed GPS data from a bike-sharing service to improve user satisfaction and operational efficiency.
  • Increased bike-sharing usage time by 18% through pattern recognition and optimized service allocations.
  • Designed interactive dashboards using Plotly for real-time performance tracking.
  • Technologies: Python, SQL, Plotly, Data Analysis.

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Education (3 years), Government and Administration (2 years), Retail (1 year), and Automotive (1 year).

Education
Government and Administration
Retail
Automotive

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Research and Development (4 years), Information Technology (3.5 years), Business Intelligence (3.5 years), and Product Development (1.5 years).

Research and Development
Information Technology
Business Intelligence
Product Development

Skills

  • Data Science (5 Years Of Project Experience)
  • Machine Learning (5)
  • Python (5)
  • Nlp (2)
  • Pytorch (3)
  • A/b Testing (2)
  • Causal Inference (2)
  • Statistical Analysis (3)
  • Computer Vision (2)
  • Sci-kit Learn (5)
  • Seaborn (4)
  • Pandas (5)
  • Numpy (5)
  • Flask (2)
  • Sql (5)
  • Aws (3)
  • Postgresql (4)
  • Opencv (2)
  • Yolo (2)
  • Plotly (3)
  • Matplotlib (4)
  • Docker (3)
  • Sagemaker (3)
  • Ci/cd Pipelines (3)
  • Deep Learning (3)
  • Data Visualization (4)
  • Random Forest (2)
  • Xgboost (3)
  • Agile (4)
  • Git (5)
  • Mlflow (3)
  • Fastapi (3)
  • Etl Pipelines (5)
  • Dynamodb (2)
  • Llm (2)

Languages

Telugu
Native
English
Advanced
German
Intermediate
Hindi
Intermediate

Education

Jul 2017 - Jun 2019

Technical University of Munich

Master of Science · Munich, Germany

Certifications & licenses

IBM Certified Data Scientist

IBM

Profile

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Shyam Sundar based?

Shyam Sundar is based in Berlin, Germany and can operate in on-site, hybrid, and remote work models.

What languages does Shyam Sundar speak?

Shyam Sundar speaks the following languages: Telugu (Native), English (Advanced), German (Intermediate), Hindi (Intermediate).

How many years of experience does Shyam Sundar have?

Shyam Sundar has at least 6 years of experience. During this time, Shyam Sundar has worked in at least 4 different roles and for 5 different companies. The average length of individual experience is 1 year and 1 month. Note that Shyam Sundar may not have shared all experience and actually has more experience.

What roles would Shyam Sundar be best suited for?

Based on recent experience, Shyam Sundar would be well-suited for roles such as: GenAI Engineer, Data Scientist, Data Scientist / Analyst.

What is Shyam Sundar's latest experience?

Shyam Sundar's most recent position is GenAI Engineer at Freelance.

What companies has Shyam Sundar worked for in recent years?

In recent years, Shyam Sundar has worked for Freelance, LICIT Lab at Université Gustave Eiffel, Bosch Limited, TUM Asia, and Nanyang Technological University.

Which industries is Shyam Sundar most experienced in?

Shyam Sundar is most experienced in industries like Education, Government and Public Administration, and Automotive. Shyam Sundar also has some experience in Retail.

Which business areas is Shyam Sundar most experienced in?

Shyam Sundar is most experienced in business areas like Research and Development (R&D), Business Intelligence, and Information Technology (IT). Shyam Sundar also has some experience in Product Development.

Which industries has Shyam Sundar worked in recently?

Shyam Sundar has recently worked in industries like Education, Government and Public Administration, and Automotive.

Which business areas has Shyam Sundar worked in recently?

Shyam Sundar has recently worked in business areas like Research and Development (R&D), Business Intelligence, and Information Technology (IT).

What is Shyam Sundar's education?

Shyam Sundar holds a Master from Technical University of Munich.

Does Shyam Sundar have any certificates?

Shyam Sundar has 1 certificate: IBM Certified Data Scientist.

What is the availability of Shyam Sundar?

Shyam Sundar is immediately available full-time for suitable projects.

What is the rate of Shyam Sundar?

Shyam Sundar's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

How to hire Shyam Sundar?

To hire Shyam Sundar, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
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Market avg: 780-940 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.