ML Lead (Quantitative Trading)

Location: Remote setup with flexible hours

Salary: Up to $12,000 net per month plus a 4–10% PnL share, negotiated individually

Company

hirify.global is a low-bureaucracy quantitative trading team with a main office in Serbia and a distributed team.

What you will do

• Develop and improve algorithmic trading strategies.
• Build machine learning and quantitative models for forecasting and signal generation.
• Analyze time-series and real-time market data.
• Generate, test, and validate hypotheses, signals, and models.
• Optimize algorithm speed and efficiency and work with research and backtesting infrastructure.
• Help establish new directions and potentially grow a research team.

Requirements

• Senior or lead-level experience in ML-driven trading or quantitative research.
• Proven experience developing profitable trading or machine learning-driven strategies.
• Strong Python and machine learning skills, including NumPy, Numba, PyTorch or JAX, and scikit-learn.
• Strong mathematical and statistical background with experience working with time-series and market data.
• Experience building, testing, and validating trading hypotheses, signals, and models.
• Understanding of trading principles, market structure, and market data.

Nice to have

• Ability to read, analyze, and optimize C++ code.
• Experience with production machine learning systems, HFT, arbitrage, market-making, or low-latency systems.
• Competitive programming or a strong academic background, including ICPC, Kaggle, or Yandex SHAD.
• Publications at top-tier machine learning conferences or strong results in ML, data science, or quantitative competitions.
• Experience developing complex machine learning and deep learning models.

Culture & Benefits

• Small, low-bureaucracy team with fast decision-making.
• Rapid hypothesis testing and a research-focused working environment.
• Distributed team with a main office in Serbia.
• Remote work and flexible hours.
• Performance-based PnL share of 4–10%.