Senior Lead Engineer

Recruitment for

Technologies we use

Your responsibilities

• Architecture & Delivery: Designing, building, and scaling core enterprise systems and interfaces using React, Node.js, and TypeScript.
• Technical Leadership: Taking extreme ownership of the codebase, enforcing world-class standards, conducting code reviews, and mentoring the engineering team to help them grow into independent problem solvers.
• AI Integration: Collaborating closely with the AI architecture team to embed LLM agents, neurosymbolic systems, and state machines into secure, deterministic enterprise workflows.
• Problem Solving: Acting as the ultimate escalation point for complex technical challenges, leading the charge to unblock production when critical issues arise.
• Strategic Execution: Translating high-level business requirements and macro-architecture directly into flawless, high-performing code that creates durable operating leverage.

Our requirements

• Experience: 10+ years of hard-core software engineering experience, with a proven track record in Lead, Principal, or Expert roles.
• Tech Stack Mastery: Absolute, atomic-level expertise in React, Node.js, and TypeScript ecosystem.
• Extreme Ownership: A proactive mindset – you don’t wait for tasks; you identify problems, design solutions, align resources, and deliver with absolute certainty.
• Leadership & Mentoring: Ability to elevate the team, set uncompromising quality standards, and guide junior/mid engineers.
• Business DNA: Deep understanding that code serves tangible business goals (ROI) and creates long-term value, rather than just being technical art.
• Communication: English at minimum C1 level to collaborate effectively with an elite team and global partners.

Optional

• Practical experience or strong interest in Python, NX, and Snowflake.
• Hands-on exposure to frontier AI/LLM models and agents.

What we offer

• Global Impact:The chance to build next-generation neurosymbolic systems redefining how global enterprises utilize AI.
• Elite Environment:Direct collaboration alongside C-level executives, visionaries, and core software architects.
• High-End Hardware:New Apple MacBook Pro and external monitors provided as needed.
• Flexible Culture:Flexible working hours within a modern, fully-equipped office setup.
• Premium Office Perks:Access to a modern office in Kraków featuring a playroom, bike parking, shower, free coffee, beverages, and snacks (with no dress code).
• Growth & Benefits:Dedicated conference budget to support your continuous professional development.