.NET Engineer

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The Opportunity

We are looking for Full Stack Engineers to join our expanding Tech & Product Hub in Madrid. In this role, you will be part of a team building an eCommerce platform capable of handling tens of thousands of transactions per minute.

You will work with ground breaking technologies, designing and developing high-performance, scalable solutions. You’ll collaborate with cross-functional teams, contribute to architectural decisions, and follow best practices to ensure the delivery of robust and efficient software. You’re not only technically advanced but also influential in mentorship and strategic decision-making.

If you are passionate about technology and want to work on exciting challenges, we’d love to hear from you.

Responsibilities

• Drive the development of product features, engaging in requirements analysis, design, coding, testing, and post-deployment monitoring and bug fixing.
• Take ownership of problems, propose scalable solutions, and anticipate potential pitfalls before they arise.
• Think beyond just writing code - consider scalability, security, performance, and maintainability.
• Collaborate within an Agile environment, contributing to the continuous improvement of ESW's suite of ecommerce products as a valued member of a product team.

Requirements

Mandatory

• 5+ years commercial experience in Software Development.
• Fluent English speaker: some members of our team don't speak Spanish!
• Excellent knowledge of C# .NET Core
• Some knowledge of UI development in Angular.
• Solid understanding of how to structure data and apply good design practices to support reliable and maintainable applications
• Familiarity with making practical data design decisions that balance simplicity, performance, and long term maintainability.
• Experience with at least one of the following cloud technologies: Azure, AWS, or Google Cloud Platform.
• Experience in at least one streaming technology, such as for example: Kafka, RabbitMQ, Service Bus, SQS, MSK, ActiveMQ...
• Experience in Domain Driven Design, software design patterns and SOLID principles
• Intellectual curiosity, learning agility, and passion for solving tough problems.

Nice-to-have

• Experience with Docker and Kubernetes

About ESW

Our purpose is simple: to create moments that matter between people and the brands they cherish. We enable brands to expand their global reach, facilitating simple and seamless ecommerce experiences for consumers worldwide. Through our integration solutions, we deliver a complete international checkout experience, including local duties, taxes, fulfilment, delivery management, and global returns and payment processing capabilities.

Guided by our values - Own It, Champion Simplicity, Win as One, and Debate then Commit - we strive to foster innovation, accountability, and teamwork, creating solutions that inspire trust and drive impactful results.

What's on offer?

• Direct hire with a product company: This isn’t consulting or outsourcing. Shape the future of our product with ownership, impact, and long-term vision.
• Competitive salary and benefits: Your financial well-being is important to us. Join ESW and experience the satisfaction of being rewarded for your hard work, dedication, and commitment.
• Flexible retribution: Make your everyday life easier and more affordable with our flexible retribution options, including meal vouchers, public transport tickets, kindergarten support, and health insurance.
• International environment:Work with people from over 30 different cultures and get the chance to use English daily.
• Professional and personal development: We will ensure your talent is nurtured and cultivated for growth and success throughout your career with ESW.
• Hybrid working: Enjoy the best of both worlds with 2–3 days in our office in Méndez Alvaro, and 2–3 days working from the comfort of your home.
• Diversity, Belonging & Inclusion: When we win, we win together. You'll be part of a culture that values every individual for who they are, fostering an environment where uniqueness is encouraged.

ESW is an equal opportunity employer, and we’re proud of our ongoing efforts to foster diversity, equity, & inclusion in the workplace. Individuals seeking employment and employees at ESW are considered without regard to race, color, religion, national origin, age, sex, gender, gender identity, gender expression, sexual orientation, marital status, medical condition, ancestry, disability, military or veteran status, or any other characteristic protected by applicable law.

If you require any reasonable accommodations or adjustments throughout the hiring process, please let us know. We are dedicated to ensuring equal access and opportunity for all candidates.

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