Senior Full-Stack Developer

Senior Full-Stack Developer Hybrid working model with 2 days per week from the Kraków office   ⚠️ Certification Requirement (Important) Candidates should ideally hold Azure certifications — AZ-204 is the minimum requirement, while AZ-400 is strongly preferred.   Role Overview We are looking for a Senior Full-Stack Developer who thrives at the intersection of technical design and hands-on execution. This is not a purely architectural role — you will be responsible for designing how things should work and then building them end-to-end. You will act as a proactive partner to a Lead Solutions Architect, preparing robust technical designs for approval and then taking full ownership of delivery.   Key Responsibilities • Solution Design (hands-on) – Create end-to-end technical designs for APIs and microservices, including integration patterns • Full-Cycle Development – Build and deliver secure, scalable, low-latency solutions across backend and UI layers • Platform Integration – Lead integrations of platforms such as Highspot and Pendo using Azure Functions and Service Bus • Code Optimization – Refactor and optimize Python-based solutions, including externally provided code • Design Collaboration – Present and refine solutions in collaboration with architecture stakeholders • Future-State Planning – Support technical discussions around potential migration to GCP environments Technical Requirements • 7+ years of hands-on experience with Azure (Functions, App Insights, APIM, Service Bus) • Strong expertise in Python • Additional solid experience in Java or .NET • Strong focus on unit testing and code quality • Experience with Application Insights for monitoring, debugging, and optimization • Proven experience designing integrations in CRM/API environments Professional Attributes • Ability to move from design to production quickly and effectively • Proactive, problem-solving mindset • Strong communication skills with both technical and non-technical stakeholders • Comfortable working across different technologies (Azure, GCP, Python, etc.) Nice to Have • Experience with Google Cloud Platform (GCP) • Experience with Highspot, Pendo, or MS Dynamics integrations What We Offer • Opportunity to work on complex, enterprise-scale integrations • Real ownership: from design to production delivery • Collaboration with experienced architects and global teams • Exposure to modern cloud ecosystems (Azure + GCP) • Flexible hybrid model Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland