> Markdown version of [/jobs/ext/2812293-senior-mulesoft-developer](https://www.wearedevelopers.com/jobs/ext/2812293-senior-mulesoft-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Mulesoft Developer - **Company:** asUgo - **Location:** Belgium - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Code Review, Databases, Continuous Integration, Data Transformation, Relational Databases, DevOps, Java Message Service (JMS), JSON, Anypoint Studio, Salesforce.Com, Simple Object Access Protocol (SOAP), SQL Databases, Strategies of Testing, Extensible Markup Language (XML), SOAPAPI, Git, Integration Frameworks, Apache Kafka, Dataweave, Api Design, Mulesoft - **Published:** September 10, 2026 - **Apply:** https://www.collegerecruiter.com/job/2858143472-senior-mulesoft-developer ## About the Role * You don't have the #studentforlife mentality. * You're looking for a role where you just execute tickets without thinking about the bigger picture. * You're not comfortable taking ownership and proposing improvements proactively. * You don't hold at least the MuleSoft Certified Developer certification. * You don't speak English AND French or Dutch., * Bachelor's or Master's degree in IT, Engineering, or equivalent experience * Proven hands-on experience with MuleSoft Anypoint Platform (API design, DataWeave, connectors, error handling) * MuleSoft Certified Developer - Level 1 and Level 2. Platform Architect is a strong plus * Solid understanding of API-led connectivity and integration design patterns * Experience with REST/SOAP APIs, JSON, XML, and data transformation * Familiarity with CI/CD pipelines, Git, and DevOps practices * Knowledge of the Salesforce ecosystem is a plus * Experience with SQL and relational data models Mindset & personality - what makes you stand out * Entrepreneurial spirit : you don't wait for instructions - you see what needs to be improved and you go for it * Practice builder : you have opinions on best practices, tooling, and delivery standards - and you're not afraid to voice them * Proactive communicator : you flag risks early, document your work, and keep stakeholders aligned without being asked * Continuous learner : you follow MuleSoft and integration trends closely and bring new ideas back to the team * Team player with autonomy : you thrive both independently and in cross-functional teams * Fluent in French or Dutch and English * #Curious in why you do, #Nimble in how you do, and #Committed in what you do. ## Description As a MuleSoft Developer at asUgo, you won't just build integrations - you'll help define how we build them. 1) Development & Integration Delivery * Design, develop, and maintain integration solutions using MuleSoft Anypoint Platform * Implement APIs from design to deployment, ensuring performance, security, and reliability * Write clean, reusable, and well-documented DataWeave transformations and flows * Work across REST/SOAP, messaging (JMS, Kafka), databases, and Salesforce connectors * Participate in code reviews and contribute to maintaining quality standards 2) Practice Building & Vision * Actively contribute to defining and evolving MuleSoft best practices, coding standards, and delivery frameworks at asUgo * Propose tooling improvements, reusable assets, and accelerators that benefit the whole team * Stay ahead of the MuleSoft roadmap and bring relevant innovations back to the practice * Participate in internal knowledge-sharing sessions, write technical documentation, and help onboard new team members * Collaborate with clients and functional consultants to understand integration requirements and translate them into robust solutions * Communicate clearly on technical choices, risks, and delivery progress * Contribute to pre-sales conversations and solution scoping when needed 4) Quality & Continuous Improvement * Implement testing strategies (unit, integration) and ensure deployment reliability through CI/CD pipelines * Troubleshoot and resolve integration issues in a structured and timely manner * Lead post-delivery reviews and identify improvement opportunities ## Related Videos - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [The Netherlands – Europe’s powerhouse for software development?](https://www.wearedevelopers.com/magazine/31-the-netherlands-europe-s-powerhouse-for-software-development) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [How to Find Tech Jobs in Amsterdam](https://www.wearedevelopers.com/magazine/279-how-to-find-tech-jobs-in-amsterdam) - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023)