Senior .NET Backend Developer

vor 1 Woche

Stuttgart GER Düsseldorf GER, Deutschland Onventis Vollzeit 60.000 € - 120.000 € pro Jahr


Let's Start with our Story

Every great career begins somewhere, and this one starts here. We are a team that believes in 
big ideas, bold moves and the people behind them. This is where you could be part of 
something exciting

Onventis has been a cloud pioneer for digital transformation of purchasing and finance 
processes since 2000. The cloud-based software Onventis Buyer is an all-in-one procurement 
system that helps companies to manage their business spend in order to achieve financial 
control, efficiency, compliance and cost savings.

Why This Role Matters

In this role, you will directly shape the functionality, performance, and scalability of our 
products, by creating cloud native, scalable and high performing products of enterprise level.
From day one, you will build applications and services, which stand alone for it's value and quality on the procurement market.

Your Role at a Glance

As our .NET Backend Developer, you will be responsible for building and maintaining cloud native micro-services architecture as well as refactoring and maintaining our existing solutions and slicing bigger services into smaller chunks.

How you will work:
  • actively participate in development meetings to learn new, understand company horizons and goals
  • contribute in technical planning meetings by discussing user stories with the colleagues and decomposing tasks; begin with the end result in mind
  • ensure high quality of the delivered products (documentation, code reviews, unit tests, API tests, monitoring, tracing and alerting)
  • collaborate closely with the product manager to ensure the team understands the purpose clearly
  • escalate when the help is needed to the Director of Products
  • align with the team during daily stand up meetings
  • speak out for improvement suggestions during retrospective meetings which work


Your Experience and Skills

We are looking for someone who brings:

Must-have's:
  • C# (.NET Core & .NET Framework)
  • Clean code, microservices architecture, DDD
  • CI/CD process understanding
  • MS SQL, Redis, MongoDB
  • Docker, k8s
  • RabbitMQ; MassTransit
  • Microsoft Azure Cloud
  • Azure DevOps
  • REST APIs
  • Integration and Unit tests skills
  • Git
Nice-to-have's:
  • Elastic & Kibana
  • Prometheus & Grafana
  • Helm charts
  • CQRS/CQS; Event Sourcing
But more importantly, we are looking for someone who is curious, detail-oriented, and 
passionate about writing clean, maintainable code

Our Commitment to You

Our CORE values bring our varied cultural background and products together and more
importantly, ensure how we invest in our people. At Onventis, you can expect a performance
focused culture where your achievements are recognized, your goals are prioritized and your
career accelerates.

We offer more than just a job: join the Onventis cloud platform for buyers and suppliers Our
solutions are used by 1.2 million registered users in 21 languages worldwide. We live
innovation, support each other, grow together and we show it with real benefits​:
  • Flexibility: Hybrid work model with modern tools and equipment
  • Mobility: Free parking, Job Ticket, JobRad leasing 
  • Health & Wellbeing: Urban Sports membership, fresh fruit, drinks, and meal subsidies 
  • Career Growth: Structured on-boarding, training programs, leadership & language courses
  • Culture: Friendly team spirit, clear structures, regular team events & gatherings
  • Rewards: Attractive salary package, pension plan plus discounts, referral rewards & sabbatical opportunities
  • Global Collaboration - Work where it works for you: turn your travels into opportunities to meet, create, and connect at any of our centrally located EU hubs. Travel and stay are self-organized
Curious about our departments, recruitment steps, or common questions?
Everything you need is on our career's website.

About us

"We work every day to make global procurement simple, secure and connected with cloud services". At Onventis, we are driven by a common goal: to provide the best digital network for buyers and suppliers. We are a software pioneer that makes online procurement possible for companies. In addition to digital technology, this requires great ideas for the procurement management of tomorrow. Who makes them a reality? The Onventis team from Research & Development, IT, Product Management, Consulting & Services, Support, Sales, Marketing and Finance & Administration makes purchasing fit for the future for our internationally active customers, such as Conrad, Federal Mogule, Kühne & Nagel, Schott and Steigenberger - every day. Expressed in figures: From 6 locations - Stuttgart, Düsseldorf, The Hague, Stockholm, Paris and Vienna - around 190 colleagues ensure every day that around 1,2 million users process an annual business volume of 20 billion euros and more via the Onventis platform. The flat hierarchies, the broad scope for creativity and our interlinked teams create the space for innovation and personal development. Show us that you are a digital talent and make the Onventis success story yours.

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