Senior Backend Engineer (Golang)

Job Details

• Job Title: Senior Backend Engineer (Golang)
• Location: Preferably in / nearViennaor within a2h time zone difference
• Languages: German (fluent) & English
• Experience: 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 lifecycle
• Salary: 45000 - 70000 gross/year
• Contract: No freelancing full time

Who We Are

At fiskaly innovation drives us. Were 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 everyones contributions are valued. Join us to play a key role in our mission.

The Role

You 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 arsenalincluding AI coding assistants and automationto 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 Youll Do

• Design 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 pipelines
• Leverage 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 logic
• Design and evolve the unified interface for our services ensuring our APIs are intuitive strictly typed and self-documenting
• Integrate AI and ML capabilities into our platform where it adds value such as anomaly detection in transaction logs or automated error classification
• maintain high-quality documentation that supports both internal teams and external developers using automation to keep it in sync with the code
• Mentor junior developers not just on Go syntax but on how to be an efficient tool-augmented engineer in a modern cloud environment

What You Bring

• 5 years of full-time Backend Development experience with a strong preference for Golang and a deep understanding of OOP/SOLID principles
• A mastery of Distributed Systems: You understand the fallacies of distributed computing eventual consistency and how to build fault-tolerant architectures
• A Force-Multiplier Mindset: You have experience (or a strong interest) in using AI tools to enhance software quality and velocity. You dont just write code; you architect solutions that generate code
• Practical experience with Docker and Kubernetes. You arent just an app developer; you know how your code lives in the cluster
• Deep knowledge of RESTful and RPC-based APIs and you treat API design as a first-class citizen
• Familiarity with asynchronous message systems (RabbitMQ Kafka PubSub) and knowing when to use them versus synchronous calls
• Experience 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 Offer

• A culture that encourages you to use the latest tech. If an AI tool helps you code 20% faster we want you to use it
• A supportive environment where you can try new things fail safely and learn constantly
• Flexible working hours and a hybrid work arrangement (Office in Vienna/Berlin/Madrid/Milan or Remote)
• Work permit sponsorship for qualified candidates
• A dedicated budget for personal and professional development and regular 1:1 career planning
• Company hardware of your choice (Windows Linux or Mac)
• A vibrant inclusive company culture that values your well-being and personal growth

Required Experience:

Senior IC