Python Software Engineer (Production Data & Model Services)

We are seeking a Python Software Engineer to join our Production Data & Model Services team.

Responsibilities

• Build and run production-grade Python applications (APIs and batch jobs) with strong SDLC practices including code reviews, testing, CI/CD, observability and documentation
• Develop robust data pipelines (batch and near-real-time) reading and writing governed storage with Parquet/columnar formats and approved patterns
• Transform quant and data science prototypes into deployable packages/services (typed, modular, versioned)
• Expose scoring and analytics via APIs or scheduled jobs rather than notebook-only deliverables
• Collaborate with platform teams on Databricks/Spark connectivity
• Optimize PySpark workloads when needed
• Ensure release discipline through Git workflows, automated tests and code reviews

Requirements

• 3+ years of strong Python engineering experience including packaging (wheels/pyproject), typing and clean architecture
• Proficiency in error handling and performance-oriented development
• Proven production SDLC background with Git workflows, automated tests and CI/CD
• Expertise in Pandas and NumPy in production pipelines
• Familiarity with data formats like Parquet and governed data access patterns
• Experience building and operating APIs/services using FastAPI, Flask or similar frameworks
• Competency working in governed platform environments such as Databricks or containerized dev platforms

Nice to have

• Skills in scikit-learn for production feature and scoring pipelines, including reproducible transforms and model packaging/versioning
• Background in PySpark and distributed processing
• Knowledge of IDE-to-Databricks workflows such as Databricks Connect

We offer

• Engineering community of industry professionals, friendly team and enjoyable working environment
• Flexible schedule and opportunity to work remotely within Poland
• Chance to work abroad for up to 60 days annually and business-driven relocation opportunities
• Outstanding career roadmap, leadership development, career advising, soft skills and well-being programs
• Certification opportunities (GCP, Azure, AWS) and unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
• Stable income (Employment Contract or B2B), Employee Stock Purchase Plan and benefits package (health insurance, multisport, shopping vouchers)
• Referral bonuses and corporate, social and well-being events

Please note: The set of bonuses might vary based on the role you apply for – specifics will be discussed during the general interview. We will reach out to selected candidates exclusively.