Senior Backend Engineer

Job DetailsJob Title : Senior Backend Developer (Golang)Location : Preferably in / near Vienna, or within a 2h time zone differenceLanguages : German (fluent) & EnglishExperience : Over 5 years of experience in backend development using Golang and other OOP languages, you will contribute to our SaaS platform, managing the full software lifecycleSalary : €56,000 - €70,000 gross / yearContract : No freelancing, full time?? Who We AreAt fiskaly, innovation drives us.We're reshaping the landscape of fiscal compliance with our cloud-based solutions for electronic receipts and invoices.Our team thrives on diversity and collaboration, committed to creating a supportive environment where everyone's contributions are valued.Join us to play a key role in our mission.?? The RoleYou are a Senior Backend Engineer, but we view you as a System Architect .You will join a high-performing squad responsible for our API-first SaaS solutions.Your job is not just to write lines of code; it is to deliver value.We expect you to use every tool in the modern arsenal—including AI coding assistants and automation—to bypass the repetitive parts of software development.This allows you to focus 100% of your brainpower on complex distributed system problems, architecture, and reliability.You will shape the future of our unified interface and ensure our fiscalization platform scales effortlessly.??? What You'll DoDesign and build resilient, high-performance microservices using Golang, taking full ownership from architecture to deployment (End-to-End)Embrace a "Continuous Everything" (GitOps) approach, deploying code multiple times a day with confidence thanks to automated testing and monitoring pipelinesLeverage AI-assisted development tools (e.g., Copilot, code generation) to speed up boilerplate creation, unit test writing, and documentation, allowing you to focus on complex business logicDesign and evolve the unified interface for our services, ensuring our APIs are intuitive, strictly typed, and self-documentingIntegrate AI and ML capabilities into our platform where it adds value, such as anomaly detection in transaction logs or automated error classificationmaintain high-quality documentation that supports both internal teams and external developers, using automation to keep it in sync with the codeMentor junior developers not just on Go syntax, but on how to be an efficient, tool-augmented engineer in a modern cloud environment? What You Bring5+ years of full-time Backend Development experience, with a strong preference for Golang and a deep understanding of OOP / SOLID principlesA mastery of Distributed Systems : You understand the fallacies of distributed computing, eventual consistency, and how to build fault-tolerant architecturesA "Force-Multiplier" Mindset : You have experience (or a strong interest) in using AI tools to enhance software quality and velocity.You don't just write code; you architect solutions that generate codePractical experience with Docker and Kubernetes.You aren't just an app developer; you know how your code lives in the clusterDeep knowledge of RESTful and RPC-based APIs, and you treat API design as a first-class citizenFamiliarity with asynchronous message systems (RabbitMQ, Kafka, PubSub) and knowing when to use them versus synchronous callsExperience with cloud platforms (GCP preferred) and modern database strategies (relational vs. NoSQL)You are a clear communicator who can explain complex abstract concepts to both technical and non-technical stakeholders?? What We OfferA culture that encourages you to use the latest tech.If an AI tool helps you code 20% faster, we want you to use itA supportive environment where you can try new things, fail safely, and learn constantlyFlexible working hours and a hybrid work arrangement (Office in Vienna / Berlin / Madrid / Milan or Remote)Work permit sponsorship for qualified candidatesA dedicated budget for personal and professional development and regular 1 : 1 career planningCompany hardware of your choice (Windows, Linux, or Mac)A vibrant, inclusive company culture that values your well-being and personal growth?? Why fiskalyJoining fiskaly means contributing to a mission-driven company that is redefining how compliance is done in Europe and beyond.Here, you'll grow, innovate, and make a real impact on the finance operations of a scaling SaaS company.#J-*****-Ljbffr