Senior MuleSoft Developer

• Dedicated Agent support – your go-to person for project continuity, client communication, day-to-day administration, and long-term professional development.
• Access to Darize Learning & Development – our internal development platform featuring webinars, industry reports and articles, access to learning platforms such as DataCamp and Coursera, and regular invitations to technical, business, and lifestyle events.
• Community and networking events – from Kick-Off trips, Christmas celebrations, and Summer Sport Games to family picnics and cultural events for you and your loved ones.
• Consultant Development Program – personalized professional development support based on current industry trends and market needs, delivered by experienced mentors and development advisors.
• Comprehensive benefits package – including private healthcare, life insurance, a sports card for you and your family members, as well as access to employee discounts in Poland and abroad.
• A community of experienced IT experts – exchange knowledge and collaborate with technology professionals who bring years of hands-on experience delivering complex technology projects (the average professional experience of our consultants in Poland exceeds 10 years).

Some projects keep businesses running. Others help them evolve and grow. If you're more drawn to the latter, chances are we have a lot in common. At Darize, we work with organizations tackling complex technology challenges.

In IT, one challenge is always around the corner: before one project ends, it’s already time to think about the next. Add uncertainty, rate negotiations, and administrative tasks, and it’s easy to lose focus on what matters most. That’s why we do more than connect experts with projects. We provide stability, access to ambitious technology initiatives, and a community of experienced professionals, so you can focus on what you do best.

Darize brings together more than 2,500 consultants across 24 countries. In Poland, you may know us as 7N, the brand we built for over 20 years. We value expertise, long-term relationships, and a culture rooted in trust, quality, and Nordic values. We challenge the status quo and create an environment where people matter more than processes.

Zakres obowiązków

• Design and develop APIs and integration flows using MuleSoft Anypoint Studio and other Anypoint Platform components.
• Translate business requirements into scalable technical solutions together with architects and business analysts.
• Build and maintain reusable integration components, connectors, and patterns.
• Deploy and maintain MuleSoft applications on CloudHub, Runtime Fabric, and hybrid environments.
• Implement API security, monitoring, logging, and error handling.
• Test, troubleshoot, and optimize API performance.
• Support the full API lifecycle, including design, documentation, versioning, and governance.
• Work within an Agile team.
• Collaborate with DevOps teams on CI/CD processes for MuleSoft applications.

Wymagania

• 7+ years of hands-on experience with MuleSoft Anypoint Platform.
• Strong knowledge of: API-led Connectivity, REST and SOAP, JSON and XML, DataWeave, RAML or OpenAPI
• Experience with CloudHub and MuleSoft deployments.
• Good understanding of integration patterns, including synchronous/asynchronous communication, pub-sub, and event-driven architecture.
• Experience with Git, Jenkins, Maven, and CI/CD.
• Knowledge of API security, including OAuth, JWT, TLS, and API Manager.
• University degree in Computer Science or a related field.
• Very good communication and collaboration skills.
• MuleSoft Certified Developer (MCD) certification.
• Experience integrating with Salesforce or SAP.
• Knowledge of AWS, Azure, or GCP.
• Experience with Docker and Kubernetes.
• Knowledge of Kafka or Solace.
• Fluent English.