Senior Fullstack Engineer – AI Solutions

Infolet

21800-25200 PLN miesięcznie (B2B)

Czym będziesz się zajmować?

Project

Join a team developing internal engineering tools supporting Future State Architecture (FSA) across CTO Platforms.

The project focuses on building production-grade applications and APIs, integrating enterprise data sources, and implementing AI-powered solutions using autonomous agents to improve workflows for architects and engineering teams.

You will
  • Design, develop, and maintain internal tools and applications supporting enterprise architecture.
  • Build backend services and APIs using Node.js and/or Java
  • Integrate applications with PostgreSQL, relational databases, and enterprise data sources
  • Develop and enhance web UI components using modern JavaScript/TypeScript frameworks
  • Implement and orchestrate autonomous AI agents to build, test, and deploy software
  • Develop integration solutions using MCP, tool/function calling, and API-based communication
  • Collaborate with architects, platform engineers, and stakeholders to translate business and technical requirements into solutions
  • Ensure production-grade standards covering security, performance, resilience, testing, and observability
  • Participate in code reviews, automation, documentation, and continuous improvement of internal tools

Kogo poszukujemy?

Must have
  • 8+ years of professional experience in software engineering using Node.js and/or Java
  • Solid knowledge of relational databases, particularly PostgreSQL, including data modelling and query optimisation
  • Experience with web UI development using modern JavaScript/TypeScript frameworks
  • Knowledge of agentic application engineering and autonomous AI agent orchestration
  • Experience with integration patterns, including MCP, tool/function calling, and API design
  • Understanding of production engineering principles, including security, resilience, performance, and observability
  • Experience with automated testing and software quality practices
  • Solution design and architecture skills, preferably for internal platforms and engineering tools
  • Strong English communication skills and ability to collaborate with global stakeholders
Nice to have
  • Experience with AI frameworks and orchestration tools
  • Hands-on experience with LLM integrations and Retrieval-Augmented Generation (RAG)
  • Knowledge of cloud platforms, preferably AWS or GCP
  • Experience with Docker, Kubernetes, and CI/CD pipelines
  • Familiarity with software development lifecycle automation and AI-assisted coding tools
  • Experience building internal developer platforms, engineering tools, or enterprise applications

Czego wymagamy?

Znajomości:

Języki:

  • Polski
  • Angielski

Jakie warunki i benefity otrzymasz?

  • 130-150 PLN godzinowo (B2B)
  • B2B - Elastyczne godziny pracy (100%)
  • 15000-18000 PLN miesięcznie (Umowa o pracę)
  • Umowa o pracę - Elastyczne godziny pracy (100%)
  • Praca zdalna: Hybrydowo
  • Szkolenia wewnętrzne
  • Pakiet medyczny, Ubezpieczenie, Pakiet sportowy
  • Kawa / Herbata
  • Parking rowerowy

Gdzie będziesz pracował?

Miłkowskiego, Kraków lub hybrydowo

Kim jesteśmy? – Infolet

Od 20 lat wspieramy liderów IT, dostarczając technologie, ekspertów i pełne wsparcie operacyjne - w tym legalizację pobytu i pracy międzynarodowych specjalistów IT Do naszych projektów poszukujemy specjalistów Java, JavaScript, C embedded, C++, PHP, specjalistów od mobile, testerów oprogramowania, administratorów sieci i systemów i wielu innych.

Strona firmy: Infolet