Senior Full-Stack Software Engineer

* Design, build, and maintain full-stack web applications with high performance, scalability, and security. * Collaborate with Product managers and UX designers to create intuitive, responsive, and accessible interfaces. * Provide technical leadership, guide design discussions, and support continuous improvement.

* Extensive expertise in Python/Node.js and modern frontend frameworks (React.js, Vue.js, or Next.js). * Hands-on knowledge of cloud services (preferably AWS) and database technologies (SQL/NoSQL). * Experience in API development, microservices, and system integration. * At least one project using LLM APIs with tool calling and streaming. * Upper-Intermediate English proficiency.

Senior

1 year

No degree required

JavaScript React.js Next.js Vue.js Node.js SQL AWS NoSQL OpenAI Web security Large Language Models Python Clickhouse

Poland

* International projects with in-office, hybrid, or remote flexibility. * Medical healthcare, ongoing learning & reimbursement, and well-being programs. * Recognition program, team events, and sports compensation.

Job title

Full-Stack Engineer

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