Lyzer

Principal Backend Engineer | C# / .NET / Distributed Systems (M/F/D)
We are looking for a Principal Backend Engineer to join our team!
Someone who has designed, built, operated and evolved distributed backend systems in production, understands how they fail, and knows how to make pragmatic technical decisions when there is no perfect solution.
You should be comfortable moving between architecture discussions and actual implementation.
#.NET #C# #DistributedSystems
Quick details
📍Portugal based
💻 Remote work model and flexible schedule
⚙️ Backend / C# / .NET / Azure
🏗️ Microservices &amp; distributed systems
📨 Event-driven architecture
Your Mission
This is a hands-on technical role. You will design and build backend systems, make architectural decisions, establish engineering standards, and help other engineers solve complex technical problems.
About Us
At Lyzer, we empower retailers and e-commerce businesses with innovative technology solutions, driving operational excellence and growth in a dynamic market.
Our mission is to revolutionize the logistics landscape, enabling unprecedented efficiency and exceptional customer experiences.
Our platform is based on microservices and asynchronous communication with an event-driven architecture, supporting a Logistics as a Service ecosystem.
Responsibilities (Your Day-to-Day)
<ul>
<li>Own and influence the architecture of critical backend systems across multiple domains</li>
<li>Design scalable and resilient solutions using
C#, .NET and microservices</li>
<li>Design and evolve
event-driven and asynchronous workflows</li>
<li>Define service boundaries, integration approaches and communication patterns</li>
<li>Make architectural decisions considering scalability, reliability, maintainability and operational complexity</li>
<li>Establish and promote engineering standards, patterns and best practices across teams</li>
<li>Help engineers make better technical decisions through mentoring, design reviews and code reviews</li>
<li>Drive improvements in performance, observability, testing, CI/CD and production reliability</li>
<li>Proactively identify technical risks and opportunities before they become problems</li>
</ul>
Requirements
<ul>
<li>8+ years of professional software development experience
, with significant experience building backend systems using
C# and .NET
.</li>
<li>Strong hands-on experience designing and operating
microservices and distributed systems in production
.</li>
<li>Proven experience with
event-driven architectures
and messaging technologies such as
RabbitMQ, Kafka, Azure Service Bus, AWS SQS or equivalent
.</li>
<li>Strong understanding of asynchronous systems and failure scenarios, including concepts such as: idempotency, retries, dead-letter queues, eventual consistency, transactional messaging</li>
<li>Strong experience with relational databases and
SQL Server
; Azure SQL experience is highly valued.</li>
<li>Strong understanding of software architecture and design principles such as
DDD, SOLID and Clean Architecture
.</li>
<li>Experience with cloud platforms, preferably
Azure
, including serverless services such as Azure Functions.</li>
<li>Experience with automated testing, CI/CD and production observability.</li>
<li>Experience mentoring other engineers and influencing technical decisions across teams.</li>
<li>Good communication skills in English.</li>
<li>Previous experience using AI development assistants as part of the engineering workflow</li>
</ul>
Perks / Benefits
🍽️ Meal allowance card (x12 months)
🕰️ Remote work model and flexible schedule
💻 Computer to facilitate your work
💳 Competitive salary with fixed and variable income, allowing the individual to grow with the company
📚 Access to technical training platforms in different areas to support your professional development
🚀 Startup environment offering you a dynamic and collaborative culture where innovation and entrepreneurship are encouraged
🏥 Other fringe benefits such as health insurance, gym or school-vouchers.
📥
Apply here:
<a href="https://www.lyzer.tech/careers/principal-backend-engineer-c-net-distributed-systems-m-f-d" rel="nofollow noopener" target="_blank">https://www.lyzer.tech/careers/principal-backend-engineer-c-net-distributed-systems-m-f-d</a>

Principal Backend Engineer - C# / .NET / Distributed Systems (M/F/D)

Principal Backend Engineer - C# / .NET / Distributed Systems (M/F/D)

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