About Mr. Marine
Since 2002, Mr. Marine has been serving ships worldwide. With a global network of 150 technicians present in 350+ ports, we ensure vessels’ safety and compliance 24/7, delivering excellent customer service, and exceeding our customers’ expectations.
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Mr. Marine Elevator is the global leader in marine elevators servicing, performing jobs from Annual Safety Inspections to modernizations.
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Mr. Marine Ballast ensures the compliance of the vessels to the BWT Convention.
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Mr. Marine Instruments & Controls is at your disposal for fire and gas detection, test and calibration equipment, marine automation and instruments, among others.
We are your global beacon, serving your vessel anywhere in the world.
Why Mr. Marine?
At Mr. Marine, you will join a global team of ambitious, internationally minded, hands-on professionals. You will be part of a dynamic environment, consistently exposed to new challenges and opportunities to stimulate your professional development. We welcome new ideas and initiatives, investing in your education and growth. You will have the opportunity to build a unique career, fueled by our global scale, support, and inclusive culture. Join our smart, diligent, and fun team to excel in your career!
Role Overview
The Internal Applications Developer designs, builds, and maintains internal web applications and integrations that connect Mr. Marine's business systems into a unified, efficient platform. Working under the IT Manager, you will collaborate with cross-functional teams to understand operational needs and translate them into scalable, well-engineered software solutions.
This position sits at the intersection of frontend, backend, and AI-augmented development. You will work across the full stack, from React-based user interfaces to Java/TypeScript backends and API integrations, with a strong emphasis on connecting internal tools, data sources, and third-party systems (including SAP) into one coherent internal platform. Experience with AI Agents and modern development toolsets is a key differentiator for this role.
Key Responsibilities
1. Application Development & Integration
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Design, develop, and maintain full-stack internal web applications using TypeScript/React (frontend) and Java or Node.js (backend)
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Build and maintain API integrations between internal systems (ERP, CRM, operational tools) and third-party platforms
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Connect disparate internal data sources and applications into a unified internal portal or dashboard
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Integrate and extend SAP APIs to surface relevant data within internal tooling
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Develop and maintain AI Agent workflows to automate internal processes and decision support
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Ensure application performance, reliability, and security through code reviews, testing, and monitoring
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Document integrations, data flows, and application architecture for maintainability
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Support MRM-related data processes and SAP data cleansing activities where applicable
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Escalate critical technical blockers to the IT Manager with clear impact assessment
2. MRM Systems & Internal User Support
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Support and enhance MRM related internal applications and workflows
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Act as the technical point of contact for internal users of custom-built applications
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Gather and document functional requirements from business stakeholders and translate them into technical specifications
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Troubleshoot and resolve application-level issues, escalating infrastructure concerns to the IT team
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Assist in onboarding users to new internal tools through documentation and lightweight training
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Maintain and improve internal SOP and user guide documentation for developed applications
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Contribute to helpdesk feedback loops to identify recurring pain points addressable through better tooling
3. Projects & Platform Evolution
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Lead or contribute to internal platform initiatives, from scoping through delivery, using modern agile practices
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Evaluate and prototype new technologies (AI frameworks, integration middleware, low-code tools) to improve internal workflows
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Participate in SAP-adjacent development projects, supporting data exposure and API-layer work
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Conduct system and integration testing, ensuring stability before production releases
4. Team & Communication
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Collaborate closely with IT, operations, and business teams to align technical output with operational needs
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Communicate technical solutions and trade-offs clearly to non-technical stakeholders
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Contribute to internal knowledge-sharing: code documentation, wikis, and developer onboarding materials
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Demonstrate initiative in identifying inefficiencies and proposing developer-driven solutions
Function Requirements
Education
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Bachelor’s degree in computer science, Software Engineering, Information Systems, or related field, OR equivalent practical experience
Technical Skills
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Proficiency in TypeScript and React for frontend development
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Backend development experience with Java and/or Node.js
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Experience designing and consuming REST APIs and/or GraphQL
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Familiarity with AI Agent frameworks (e.g., LangChain, OpenAI API, LlamaIndex, or similar); hands-on experience with AI coding tools such as Claude Code and OpenAI Codex is required
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SAP API integration experience is a strong advantage
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Version control with Git; familiarity with CI/CD pipelines
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Experience with cloud platforms (AWS, GCP, or Azure) is a plus
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Familiarity with Google Workspace or Microsoft 365 internal tooling
Soft Skills
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Strong problem-solving mindset with ability to work through ambiguous requirements
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Excellent written and verbal communication skills in English
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Ability to manage multiple workstreams and prioritize effectively
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Collaborative team player comfortable working across IT and business functions
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Cross-cultural awareness in an international maritime environment
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Self-starter with a genuine appetite for learning new technologies
