Machine Learning Researcher

Job Details

Posted on: 
December 1, 2025
Job ID:

About the Company

Established in 2004, ALLSTARSIT was founded with a clear vision: to enhance the landscape of global IT employment by bridging the gap between companies and skilled professionals. The core belief was that assembling a team shouldn't be hindered by geographical constraints. Fast forward to the present day, ALLSTARSIT stands as an international outstaffing service provider committed to change the way businesses recruit, compensate, and oversee top talent worldwide. 

With operational hubs scattered across Europe, Asia, and LATAM, and its headquarters situated in San Francisco, US, the company boasts a workforce of over 1,000 adept professionals. Spanning across more than 20 countries, ALLSTARSIT offers a diverse range of skilled employees across various verticals, including AI, cybersecurity, healthcare, fintech, telecom, media, and so on.

About the Project

Our client is a leader in AI-powered performance marketing, operating across 25+ verticals with unmatched precision, speed, and scale. Their proprietary technology stack integrates seamlessly with major media platforms, enabling real-time event-level data exchange, optimization, and attribution.
At the core of their operation is a deep commitment to AI-driven decision-making. From real-time bidding engines and predictive lead scoring to campaign automation and anomaly detection, their in-house AI models are central to how we scale campaigns, reduce inefficiencies, and outperform market benchmarks.
They’ve built and continue to evolve a robust internal platform to empower media buyers, analysts, and operators with real-time alerts, smart recommendations, and semi-autonomous optimization tools.

Role Summary
Develops, trains, and evaluates ML models - especially tabular, predictive, and ranking models - and contributes directly to production-first modeling efforts across the funnel.

Specialization

Headquarters

Years on the market

Team size and structure

Current technology stack

Required skills:

  • Strong hands-on experience with tabular ML models (XGBoost, LightGBM, CatBoost, logistic regression, etc.)
  • Proven experience with data wrangling, feature engineering, dataset preparation
  • Experience training, tuning, and evaluating models at scale
  • Solid understanding of model validation
  • Strong Python skills and familiarity with ML libraries
  • Ability to translate hypotheses into measurable experiments
  • Experience working closely with data engineering pipelines

Preferred Qualifications (Nice to Have)

  • Experience with inference engineering: packaging models, building inference endpoints, optimizing latency
  • Exposure to model monitoring: drift, data quality checks, performance monitoring
  • Experience with containerization (Docker) and serving frameworks (FastAPI, Flask, TorchServe, Bento, etc.)
  • Experience deploying ML models in production environments
  • Prior experience with ranking, scoring or optimization models

Scope of work:

Why ALLSTARSIT?

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Machine Learning Researcher

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