"timetabler" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "timetable",
        "3": "-er"
      },
      "expansion": "timetable + -er",
      "name": "af"
    }
  ],
  "etymology_text": "From timetable + -er.",
  "forms": [
    {
      "form": "timetablers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "timetabler (plural timetablers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -er",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2020 January 2, Philip Haigh, “Is there relief to congestion along Castlefield Corridor?”, in Rail, page 23",
          "text": "NR's timetablers would usually deal with these conflicts by adding pathing time to a train's schedule.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person who prepares timetables."
      ],
      "id": "en-timetabler-en-noun-ruAmnQQb"
    }
  ],
  "word": "timetabler"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "timetable",
        "3": "-er"
      },
      "expansion": "timetable + -er",
      "name": "af"
    }
  ],
  "etymology_text": "From timetable + -er.",
  "forms": [
    {
      "form": "timetablers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "timetabler (plural timetablers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -er",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2020 January 2, Philip Haigh, “Is there relief to congestion along Castlefield Corridor?”, in Rail, page 23",
          "text": "NR's timetablers would usually deal with these conflicts by adding pathing time to a train's schedule.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person who prepares timetables."
      ]
    }
  ],
  "word": "timetabler"
}