Senior Staff AI Backend Architect (Remote)

CKSource Holding LTD.; Polska; Hybride; PLN 357 000 - 446 000; Plein temps

Avantages offerts par ce poste

Remote work

Professional development budget

LinkedIn Learning access

Extra leave for Tiugo Day

English lessons

Mental health support

Private medical care

Multisport card

Parental leave for contractors

Résumé du poste

CKSource Holdings is seeking a hands-on Staff/Senior Staff Software Engineer to drive the architecture and technical direction of the backend AI-powered systems in CKEditor. You will own end-to-end design, API boundaries, and reliability while delivering scalable solutions that integrate LLMs and external services.

The role is hands-on with coding and mentoring, balancing simplicity with long-term maintainability, and involves collaborating across teams to advance AI capabilities in CKEditor.

Qualifications

• Proven experience designing and delivering complex production systems at Staff or Senior Staff level.
• Strong hands-on experience with TypeScript, Node.js, software architecture, and distributed systems.
• Experience building LLM- or AI-powered features in production, including testing, evaluation, observability, and reliability.

Responsabilités

• Lead the architecture and technical direction of AI-powered systems, from early exploration to production and beyond.
• Design scalable, maintainable systems, making sound decisions about APIs, service boundaries, reliability, performance, security, and cost.
• Turn complex product ideas into experiments, prototypes, and production-ready solutions.
• Build reliable LLM integrations and establish practices for testing, evaluation, monitoring, and improving AI features.
• Stay hands-on by writing and reviewing code, solving complex technical challenges, and mentoring engineers.
• Influence engineering practices and help teams adopt AI development tools without compromising code quality or maintainability.

Connaissances

TypeScript

Node.js

Software architecture

Distributed systems

LLM integrations

Testing and observability

Mentoring engineers

End-to-end ownership

Influence decisions

AI features

Outils

AWS

Description du poste

CKSource Holdings is seeking a hands-on Staff/Senior Staff Software Engineer to drive the architecture and technical direction of the backend AI-powered systems in CKEditor. You will own end-to-end design, API boundaries, and reliability while delivering scalable solutions that integrate LLMs and external services.

The role is hands-on with coding and mentoring, balancing simplicity with long-term maintainability, and involves collaborating across teams to advance AI capabilities in CKEditor.