{
    "name"         : "node-red-contrib-midi",
    "version"      : "0.0.1",
    "description"  : "Midi Node",
	  "dependencies": {
		"midi": "0.9.3"
	  },
	"repository": {
		"type": "git",
		"url": "https://github.com/urbiworx/node-red-contrib-midi.git"
	},
    "keywords": [ "node-red", "midi" ],
    "node-red"     : {
        "nodes": {
            "midi": "midi.js"
        }
    }
}
{
    "name"         : "node-red-contrib-midi",
    "version"      : "0.0.1",
    "description"  : "Midi Node",
	  "dependencies": {
		"midi": "0.9.4"
	  },
	"repository": {
		"type": "git",
		"url": "https://github.com/urbiworx/node-red-contrib-midi.git"
	},
    "keywords": [ "node-red", "midi" ],
    "node-red"     : {
        "nodes": {
            "midi": "midi.js"
        }
    }
}

Use version 0.9.4 of midi
Use version 0.9.4 of midi

Seems like version 0.9.3 doesn't compile with recent Jessie.
Bumping midi to 0.9.4 fixed the problem.
Thanks !