Senior MuleSoft Developer (L4)

Robots & Pencils is seeking a MuleSoft Developer (L4) to help build a modern, unified digital experience platform for a large multi-venue hospitality and entertainment organization. In this senior, hands-on integration role, you’ll architect and deliver a scalable API and middleware layer that powers personalized guest journeys, real-time itinerary orchestration, and seamless interactions across web, mobile, and kiosk applications. 

You’ll work at the intersection of enterprise integration, API-led connectivity, and cloud-native engineering, designing and implementing complex system interactions that bring a next-generation digital ecosystem to life. As part of a cross-functional product team, you’ll collaborate closely with experience designers, architects, and data engineers to ship production-ready features that elevate both guest experience and operational efficiency. 

Why This Role Matters 

At Robots & Pencils, we build smart systems for the human world, and integration is often the invisible engine that makes intelligence possible. In this role, you’ll shape the backbone of a next-generation digital experience platform, connecting legacy systems, modern services, and real-time data flows into a cohesive, reliable ecosystem. 

Your work transforms fragmented data into meaningful interactions, enabling personalized journeys, smarter orchestration, and seamless transitions across devices and touchpoints. By blending technical excellence, creativity, and thoughtful engineering, you’ll help our clients deliver magical, memorable guest experiences on a scale. 

What You’ll Do 

• Design and implement robust MuleSoft APIs, integrations, and flows using API-led architecture 

• Integrate legacy systems, SaaS platforms, hospitality solutions, and third-party services into a unified middleware layer 

• Develop reusable connectors, DataWeave transformations, and scalable integration components 

• Support implementation of a headless CMS (Contentful) and CDP by exposing, orchestrating, and transforming data 

• Diagnose, troubleshoot, and recommend solutions for complex integration challenges across distributed environments 

• Apply performance, reliability, observability, and security best practices across all MuleSoft services 

• Collaborate closely with experience designers, architects, and data engineers to deliver cohesive, production-ready features 

• Participate in technical design reviews, architectural discussions, and iterative product planning 

• Build cloud-native, scalable services that support real-time, personalized guest experiences 

• Implement testing strategies (unit, integration, functional) to maintain high quality and minimize regressions 

• Contribute to continuous improvement, operational readiness, and incident resolution 

Required Skills & Qualifications 

• Advanced experience with MuleSoft Anypoint Platform, API-led architecture, and enterprise integration patterns 

• Expertise in RAML-based API design, Mule flows, reusable components, and DataWeave 

• Strong background integrating complex ecosystems including legacy platforms, SaaS products, and third-party APIs 

• Ability to diagnose, troubleshoot, and recommend solutions for complex integration and data orchestration challenges 

• Understanding of cloud-native architecture, distributed systems, and API scalability best practices 

• Experience supporting headless CMS integrations (ideally Contentful) and customer data platforms 

• Familiarity with cross-platform digital experience architectures (web, mobile, kiosk) and how they interact with middleware 

• Strong analytical and problem-solving skills with the ability to evaluate alternative integration approaches 

Nice to Have 

• Experience with Vercel or similar serverless deployment environments 

• Background in hospitality, entertainment, or high-volume customer experience systems 

• Familiarity with real-time or event-driven patterns (Kafka, Webhooks, etc.) 

• Experience with observability and monitoring tools for distributed systems 

• Prior work on large-scale, high-visibility digital transformation programs 

• Experience using AI-assisted development tools such as Vibes, GitHub Copilot, Claude Code, or OpenAI Codex 

• Familiarity with modern development environments such as VS Code, Cursor, or Zed 

Who You’ll Work With 

You’ll collaborate closely with: 

• Experience Designers 

• Solution Architects 

• Data Engineers 

These partnerships ensure every feature is thoughtful, scalable, and aligned to both user needs and technical realities. 

What Helps You Thrive Here 

• Collaborative mindset 

• Clear, proactive communication 

• Comfort with ambiguity and evolving requirements 

• Strong product thinking and user empathy 

• Proactive problem-solving and adaptability 

• Craftsmanship and attention to detail 

• Low-ego teamwork and a willingness to co-build 

• Commitment to quality and continuous improvement 

• Ownership mentality and strong follow-through 

Why Join Robots & Pencils 

At Robots & Pencils, we don’t just build software; we create digital experiences that shape the future. Our teams pair deep technical expertise with human-centered creativity, working together in a culture built on curiosity, craftsmanship, and low-ego collaboration. 

You’ll be part of a growing practice delivering high-impact work for clients who are investing boldly in next-generation digital ecosystems. If you want to build smart systems that make experiences, feel effortless, we’d love to meet you.