CareerPlan

Lead Machine Learning Engineer

Sofia, bgFull-time2026-10-29 → 2026-11-10

Core

Lead the development, industrialization, and production deployment of data attributes and ML capabilities across multiple international markets.

Role type

Lead Machine Learning Engineer (Technical Leadership & Hands-on IC)

Builds

Reusable ML frameworks, production-grade attribute services, and scalable data platforms

Domain

Data & Analytics / Machine Learning / Cloud Engineering

Deliverable

production ML models

Required skills

Python, Apache Spark/PySpark, Databricks, AWS/Azure, MLOps, CI/CD, Kubernetes, Terraform, API design, Data Engineering

Preferred skills

FastAPI, Synthetic data, Apigee, Okta, Legacy migration, Financial services experience

Technologies

Python, Pandas, NumPy, Apache Spark, Databricks, Delta Lake, AWS (S3, EC2, Lambda, EKS, SageMaker, OpenSearch, Kafka), Azure (Blob Storage, VM, Entra ID, Data Factory), Jenkins, Terraform, Docker, Kubernetes

Responsibilities

Design and evolve capabilities for developing, calculating, testing, governing, deploying and operating data attributes at scale; Shape end-to-end technical architecture and engineering patterns supporting the attribute lifecycle; Evaluate new data sources and methodologies to quantify predictive value; Design reusable approaches for onboarding new data assets and existing attribute libraries; Provide hands-on technical leadership, conduct code reviews, and mentor engineers and data scientists

Seniority

Senior, hands-on IC with leadership responsibilities