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Data Scientist / Quantitative Researcher

Madfish

Madfish

Data Science
Remote
Posted on Oct 5, 2025

We are Onicore — fintech company specializing in developing products for cryptocurrency operations.

Registered in the USA, our company is powered by a talented Ukrainian team, working across the globe.

📊 Now we’re on the hunt for a specialist who will drive the project of algorithmic trading.

Your skills:

- 3+ years of experience in Data Science;

- excellent command of Python, understanding of the principles of OOP;

- deep knowledge in linear algebra, probability theory and mathematical statistics;

- data collection and preprocessing (numpy, pandas, scikit-learn,ta-lib);

- experience working with all types of classical machine learning (Supervised Learning, Unsupervised Learning, Reinforcement Learning);

- development experience and deep understanding of the principles of the architectures: RNN, LSTM, GRU, CNN, Transformer in the field of analysis and prediction of time sequences (time series predictions);

- confident use of both high-level and low-level APIs for TensorFlow (writing custom training loops, custom metrics & loss_functions).

Knowledge of PyTorch is welcome;

- the ability to visualize the learning process using TensorBoard;

- boosting neural networks (Distributed XGBoost/LightGBM);

- visualization of results (matplotlib, seaborn).

Would be a plus:

- experience with currency markets;

- PhD degree in the field of data science / machine learning.

Your responsibilities:

● solving algorithmic trading problems: regression/autoregression, classification of timeseries/financial series, working with cryptocurrency quotes.


What’s in it for you?

🏥 Health first: Comprehensive medical insurance.

🤓 Keep growing: We cover courses, conferences, training sessions, and workshops.

💪 Stay active mentally and physically : Sports / hobby / personal psychologist to fuel yourself.

💼 We've got your back: Access to legal assistance when you need it.

🧗‍♂️ Inspiring vibes: Join a motivated, goal-oriented team that supports each other.

🧑‍💻 Make a difference: Have a direct impact on shaping and growing the product.

💻 Work smarter: Corporate laptops to help you do your best work.


Join our team and help us level up!