Senior Python Engineer

Quick Facts

• Senior Python Engineer

Description

We are seeking a Senior Python Engineer to build and maintain production Python applications on cloud platforms. The role emphasizes scalable architecture, event-based design patterns, and implementing RAG architecture in relevant projects. You will collaborate across teams, troubleshoot and optimize code, and iterate quickly through proof of concepts.

Responsibilities

• Develop and maintain Python applications that meet business and technical specifications

• Collaborate cross-functionally to design, develop, and implement software solutions

• Use Azure services and technologies to build scalable and efficient applications

• Implement event-based design patterns to improve functionality and performance

• Apply RAG architecture to relevant projects

• Troubleshoot, debug, and optimize code for high performance and reliability

• Stay current with Python development and cloud computing best practices

• Evaluate trade-offs and choose appropriate tools, frameworks, and architectural patterns

• Develop proof of concepts (PoCs) and iterate quickly

Requirements

• 5+ years of practical Python development experience delivering production systems

• Advanced Python skills for scalable, clean code architecture and microservices (e.g., FastAPI, asyncio)

• Understanding of API integration and inter-service communication (e.g., REST, Kafka)

• Proof of at least two production-delivered backend/data-intensive solutions (preferably high-throughput APIs, data pipelines, or search/retrieval)

• Hands-on experience with relational and NoSQL databases (e.g., PostgreSQL, MongoDB)

• Experience with caching layers (e.g., Redis) and message queues

• Containerization experience with Docker and Kubernetes

• Strong grasp of data structures, algorithms, and concurrency

• Asynchronous programming and API design experience (REST/gRPC)

• Testing experience (unit, integration, end-to-end) using pytest, plus CI/CD pipelines

• Familiarity with cloud platforms (Azure, AWS, GCP) and infrastructure-as-code

• Strong debugging, profiling, and optimization skills for high-performance Python applications

• English proficiency at B2 level or higher

Benefits

• Hybrid work with the ability to work remotely within Poland

• Opportunity to work abroad up to 60 days annually

• Relocation opportunities

• Career development programs, mentoring, and soft skills/well-being programs

• Certification support (Anthropic, Gemini, GCP, Azure, AWS)

• English classes

• Stable pay, Employee Stock Purchase Plan (15% discount)

• Health insurance, Multisport, and shopping vouchers

• Referral bonuses up to $2,000

• Employee perks: entertainment/relaxation areas, table tennis/football, free snacks and coffee

• Corporate, social, and well-being events

• Open to B2B contractors (terms agreed individually)