Senior Lead Engineer

**Czym będziesz się zajmować?** As a Senior Lead Engineer, you will become the right hand to the Principal Architect. This is a high-impact, operational leadership role where you will take full accountability for core React/Node/TS interfaces and backend systems, mentor the engineering team, and seamlessly integrate cutting-edge AI agents into complex enterprise workflows. **Your Role** * **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. **Kogo poszukujemy?** **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 B2 level to collaborate effectively with an elite team and global partners. **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. * **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). **Czego wymagamy?** 10 lat doświadczenia na podobnym stanowisku Znajomości: * React * Node.js * AI * TypeScript Języki: * Polski * Angielski **Jakie warunki i benefity otrzymasz?** * 35k–45k PLN netto/m (B2B) * B2B - Elastyczne godziny pracy (100%) * Praca zdalna: Brak * Budżet szkoleniowy * Pakiet medyczny * Kawa / Herbata, Zimne napoje, Obiady * Parking rowerowy **Kim jesteśmy?** We are an established IT Recruitment Agency. We recruit the best IT specialists for the best IT companies – as simple as that! If you would like to be called using words as « recent », « disruptive », « breakthrough », « the only one », « making the change », « unique », etc. we definitely are the IT Recruitment Agency that should work for you.