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Customer Issues Developer | Krakow hybrid

Heretto - Kraków, Poland - Hybrid - posted 2026-10-05

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Heretto, a content management solutions company, is seeking a Customer Issues Developer to join their team in Kraków. This role focuses on analyzing and resolving bugs and technical issues that escalate beyond front-line support, serving as a key technical resource for delivering excellent customer experience. You will investigate complex technical problems, interact directly with customers to understand their situations and gather diagnostic information, and manage issue escalations. Your responsibilities include developing code to resolve issues, collaborating with product and QA teams to prioritize and automate testing, working with DevOps on deployment automation, and designing unit tests to ensure product quality. You'll also assist teammates when deep technical issues arise and help communicate technical findings to non-technical stakeholders. Heretto's product includes a sophisticated web editor competing with tools like Google Docs, a distributed backend architecture leveraging Google Cloud microservices, and a modern tech stack spanning Java (Spring Boot), TypeScript, React, PostgreSQL, and cloud infrastructure (GKE, Pub/Sub, Cloud Storage, Cloud Functions). The company operates with a pragmatic, product-focused culture that values experience over specific technology stacks and emphasizes reasonable interview processes. You'll work approximately one day per week in the Kraków office (Basztowa Street) with flexible hours (8:00–10:00 CEST start, 8-hour day). Benefits include private healthcare and a collaborative team environment. Heretto is headquartered in Rochester, NY, and serves customers ranging from growing businesses to Fortune 500 enterprises, helping them deploy knowledge content across multiple touchpoints in localized formats. REQUIREMENTS: - Demonstrated ability to untangle and resolve issues in complex systems - Extensive experience writing software for the web - Experience working in at least one large application - Experience working in a major cloud platform (AWS, GCP, Azure) and understanding of cloud services and design patterns - Strong problem-solving skills for both business and algorithmic challenges - Ability to work with customers to explain complex system usage and interactions - Friendly, positive attitude and team-player mentality - Strong English written and verbal communication skills - Ability to travel to office for in-person collaboration a few times per year - Must be located in Poland

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