Senior Full-Stack Engineer

• 5+ years of professional experience.
• Senior-level software engineering experience, with deep expertise in Python and backend development.
• Experience with FastAPI, SQLAlchemy, or comparable frameworks and libraries.
• Experience designing maintainable APIs, data models, integrations, and service architectures.
• Hands-on experience developing backend services with Node.js and TypeScript.
• Hands-on experience developing frontend applications with React and TypeScript; deep UI specialization is not required, but you should be comfortable delivering and maintaining complete user-facing features.
• Good working knowledge of relational databases and experience with database systems such as PostgreSQL.
• Experience deploying, operating, or troubleshooting applications in a public cloud environment.
• Understanding of containerization, CI/CD, application monitoring, and production support.
• Understanding of authentication, authorization, secure API design, and general web application security.
• Strong software engineering fundamentals, including automated testing, code review, debugging, and maintainable design.
• A strong ownership mindset and the ability to communicate clearly and respectfully in an international, cross-functional environment.
• Interest in gradually developing toward a Coordinator position, supported by strong organizational, communication, and interpersonal skills.

Nice to have:

• Experience with Google Cloud Platform.
• Experience building distributed or event-driven systems using technologies such as Redis or Kafka.
• Experience with infrastructure as code, container orchestration, or cloud-native observability.
• Experience developing internal tools for technical or creative users.
• Experience in game development, media production, digital-content pipelines, or another domain with complex production workflows.

Daily Responsibilities:

• Design, develop, and maintain backend services and APIs using Python, Node.js, and TypeScript.
• Deliver features end to end, from data models and service architecture through React-based user interfaces.
• Make pragmatic architectural decisions and improve system reliability, security, maintainability, and performance.
• Design integrations between internal applications, production systems, and external services.
• Participate in application deployment, monitoring, and troubleshooting in a cloud environment.
• Collaborate with product, UX, infrastructure, and game development teams to understand workflows and turn needs into technical solutions.
• Take ownership of larger areas of work and break them down into clear deliverables.
• Gradually take on selected coordination responsibilities, including organizing the team’s day-to-day work, facilitating communication, and keeping priorities and dependencies visible.
• Contribute to code reviews, technical documentation, and continuous improvement of engineering practices.

• Relocation to Warsaw is required.