9 English-speaking jobs in Częstochowa

Lead Staff Software Engineer for EU cards, responsible for backend architecture across transaction and ledger systems. Requires 8+ years of experience with Python, Kotlin, AWS, and scaling backend systems.

Senior Full-Stack Engineer to build AI security automation. Focus is on backend workflows, APIs, data models, and UI using TypeScript, Node.js, React, and AI integration. Requires 5+ years of full-stack experience.

Senior Data Engineer needed to build big data products using Azure Databricks for global clients. Responsibilities include designing scalable data solutions, managing the data lifecycle, and developing data pipelines. Requires 4+ years in Azure and 6+ years in large-scale data management.

Senior Software Engineer to design and implement real-time fraud decisioning services and APIs in Kotlin or Python. Build platform tooling to scale fraud protection across new international markets. Requires 5+ years building backend systems at scale using Python or Kotlin.

Senior Software Engineer to build and implement real-time fraud decisioning services and APIs in Python or Kotlin. This role extends the Fraud Decisioning System to new markets, integrating risk vendors and operationalizing ML signals. Requires 5+ years building backend systems at scale.

Senior Data Scientist role focusing on LLM Clinical NLP. Build and improve LLM/transformer pipelines to extract structured data from clinical notes. Requires hands-on NLP with BERT/RoBERTa and generative LLMs.

Operate and support network security infrastructure in a data center environment. Handle incidents, changes, and service requests while providing 24/7 support. Requires 8+ years in network/security engineering with experience in Juniper, Fortinet, and F5.

Senior Software Engineer Fraud to design and implement real-time fraud decisioning services in Python or Kotlin. This role extends the Fraud Decisioning System to new markets and integrates risk vendors. Requires 5+ years building backend systems at scale.

Senior Software Engineer to build and implement real-time fraud decisioning services and APIs in Python or Kotlin. This role extends the Fraud Decisioning System to new international markets.