I will do predictive analytics and predictive modelling
Finding Patterns in the Data
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Über diesen Service
1) Service Overview
I help businesses and researchers turn raw data into reliable predictions and actionable insights. I specialize in Predictive Modelling, Machine Learning, and DL. Delivering reproducible code and clear documentation.
Industries: Finance, energy, retail, manufacturing, climate, health/sensor analytics.
Tooling: Python (NumPy, Pandas, scikit-learn), Optuna, SHAP, Statsmodels (ARIMA/SARIMAX/GARCH), PyTorch/TensorFlow, Signal Processing (Welch/STFT/DWT), GPU, SQL, and R.
2) Core Offers
A. Time Series Forecasting & Causality
- Forecasting: ARIMA/SARIMAX, VAR/TVPVAR, GARCH, Prophet, and hybrid ensembles
- Multihorizon & hierarchical forecasts; nowcasting; anomaly detection
- PCA/LDA-based indices, synthetic control (classic & stacked)
- Event study, Diff-in-Diff, Panel data models
B. Machine Learning and DL
- Classification & regression (XGBoost/LightGBM/CatBoost, RF, SVM)
- MLP, RNN, CNN, LSTM, and GRU
- Imbalance handling, cross-validation
- Feature engineering: calendar/events, weather, promotions, wavelets (DWT), STFT/Welch PSD
- Hyperparameter optimization with Optuna
Deliverables: Clean repo, notebooks, trained models, and evaluation scripts.
Mein Portfolio
FAQ
Can you work under NDA and keep IP private?
Yes. All code/data remain confidential; IP transfer on final payment.
What accuracy can you guarantee?
I don’t guarantee a specific metric before seeing data, but I provide baseline + target KPI ranges after EDA, and iterate to hit agreed thresholds.
Do you support long‑term maintenance?
Yes—retainers or milestone‑based updates are available.
Can you deploy to my stack?
I can provide API/batch stubs and DevOps‑ready instructions; direct deployment available on request.
34 Bewertungen für diesen Service
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| (1) | ||
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Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
Sortieren nach:
M mich2910
Wiederkehrender Kunde

Mexiko
Everything was great
200 $-400 $
Preis
3 Wochen
Dauer
Hilfreich?T tommo_99

Neuseeland
Understood the problem quickly. Great work. Would use again
100 $-200 $
Preis
7 Tagen
Dauer
Hilfreich?A 
arbitragedudear

Vereinigte Staaten
Great job. He did an assessment of the project. well done.
50 $-100 $
Preis
3 Tagen
Dauer
Hilfreich?T tobiassanders

Deutschland
Outstanding deep knowledge, many thanks for your swift help Ruben!
Bis zu 50 $
Preis
1 Tag
Dauer
Hilfreich?C chriskronseder

Schweiz
Ruben is quick to understand the task at hand. My request was not very easy, but Ruben had a good grasp on it. Would work with him again
400 $-600 $
Preis
3 Wochen
Dauer
Hilfreich?
34 Bewertungen für diesen Service
| (33) | ||
| (0) | ||
| (1) | ||
| (0) | ||
| (0) |
Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
Sortieren nach:
M mich2910
Wiederkehrender Kunde

Mexiko
Everything was great
200 $-400 $
Preis
3 Wochen
Dauer
Hilfreich?T tommo_99

Neuseeland
Understood the problem quickly. Great work. Would use again
100 $-200 $
Preis
7 Tagen
Dauer
Hilfreich?A 
arbitragedudear

Vereinigte Staaten
Great job. He did an assessment of the project. well done.
50 $-100 $
Preis
3 Tagen
Dauer
Hilfreich?T tobiassanders

Deutschland
Outstanding deep knowledge, many thanks for your swift help Ruben!
Bis zu 50 $
Preis
1 Tag
Dauer
Hilfreich?C chriskronseder

Schweiz
Ruben is quick to understand the task at hand. My request was not very easy, but Ruben had a good grasp on it. Would work with him again
400 $-600 $
Preis
3 Wochen
Dauer
Hilfreich?

