Full Stack Engineer

Job not on LinkedIn

🔥 1 hour ago

🇵🇱 Poland – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 25%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Sowelo Consulting sp. z o.o. sp. k.

WebsiteLinkedInAll Job Openings

11 - 50 employees

💼 Consulting

📦 Logistics

📣 Marketing

Consulting • Logistics • Marketing

Sowelo Consulting sp. z o. o. sp. k. is a recruitment consulting firm based in Krakow, Poland, established in 2007. It specializes in providing tailored recruitment solutions including Recruitment Process Outsourcing (RPO), Executive Search, and IT Contracting across various sectors such as IT/Telco, Renewable Energy, and Finance. The company offers services like Talent Market Mapping, Recruitment Process Assessment, and Employer Branding to enhance recruitment efficiency and attract potential employees, clients, and investors. With a large database and a focus on strategic recruitment consulting, Sowelo Consulting helps businesses find skilled professionals to enhance their workforce.

📋 Description

• Build end-to-end product features across the frontend, backend, and AI integrations • Design multi-step agent workflows handling planning, tool use, failure, and recovery across sessions • Integrate LLMs, memory architectures, and external APIs into reliable production systems • Architect real-time user experiences with streaming states, partial results, and tight latency constraints • Improve system reliability, observability, monitoring, and fallback mechanisms for LLM and tool failures • Collect user signals and telemetry for continuous model evaluation, hallucination reduction, and product iteration • Partner with ML and backend engineering teams to define system architectures and scalable integration patterns • Own the product layer turning AI capabilities into usable, production-grade workflows

🎯 Requirements

• Strong professional full-stack development experience using modern frameworks (Next.js, Python, Node.js) • Practical experience building AI-driven applications, RAG systems, or working directly with LLM APIs (OpenAI, Anthropic, open-source models) • Solid understanding of system design, API architecture, and database systems (SQL & NoSQL) • Demonstrated ability to design robust user experiences around network latency, graceful degradation, and non-deterministic model responses • Experience with containerization, deployment pipelines, and cloud orchestration (Docker, Kubernetes) • Ability to handle ambiguity, exercise independent judgment, and take features from idea to production with high ownership • Strong product intuition focused on client-side reliability and proactive, user-centric UX

🏖️ Benefits

• Fully remote work in Europe • Significant equity • Compensation flexibility • High-impact visibility • Strong ownership • Small, high-talent-density team • Human-reviewed candidate selection without automated screening algorithms or AI-driven scoring systems