feat: personalize scoring and add skills radar

apps/jobs/services/relevance.py

@@ -29,10 +29,13 @@ IT_TITLE_TERMS = (
     "bi analyst",
     "system engineer",
     "systems engineer",
+    "system network engineer",
+    "system administrator",
     "systeembeheer",
     "infrastructure engineer",
     "infrastructuur engineer",
     "network engineer",
+    "network administrator",
     "network architect",
     "netwerkbeheer",
     "netwerk engineer",
@@ -44,6 +47,10 @@ IT_TITLE_TERMS = (
     "information security",
     "informatiebeveiliging",
     "workplace engineer",
+    "endpoint engineer",
+    "microsoft 365 engineer",
+    "m365 engineer",
+    "intune engineer",
     "modern workplace",
     "digital workplace",
     "service desk",
@@ -51,6 +58,8 @@ IT_TITLE_TERMS = (
     "helpdesk",
     "support engineer",
     "support specialist",
+    "it technician",
+    "pc technician",
     "application lead",
     "application engineer",
     "application manager",
@@ -106,6 +115,48 @@ IT_TITLE_TERMS = (
     "test automation",
 )
 
+# These engineering titles occur both in IT and in unrelated technical sectors. They are
+# accepted only when the title supplies the role context and the description independently
+# supplies a strong IT signal. A description signal by itself remains insufficient.
+CONTEXTUAL_IT_TITLE_TERMS = (
+    "field engineer",
+    "field service engineer",
+    "implementation engineer",
+    "implementation consultant",
+    "service engineer",
+)
+
+IT_DESCRIPTION_TERMS = (
+    "microsoft 365",
+    "m365",
+    "windows server",
+    "active directory",
+    "entra id",
+    "intune",
+    "autopilot",
+    "exchange online",
+    "sharepoint",
+    "vmware",
+    "proxmox",
+    "hyper-v",
+    "networking",
+    "netwerkbeheer",
+    "tcp/ip",
+    "vlan",
+    "vpn",
+    "dhcp",
+    "dns",
+    "firewall",
+    "switches",
+    "routers",
+    "workstations",
+    "desktops",
+    "laptops",
+    "voip",
+    "3cx",
+    "powershell",
+)
+
 # These phrases can contain IT vocabulary while describing commercial, recruitment,
 # or educational-design work. They therefore override positive title signals.
 NON_IT_TITLE_TERMS = (
@@ -126,8 +177,16 @@ def _term_pattern(term: str) -> str:
 
 IT_TITLE_PATTERN = "(?:" + "|".join(_term_pattern(term) for term in IT_TITLE_TERMS) + ")"
 NON_IT_TITLE_PATTERN = "(?:" + "|".join(_term_pattern(term) for term in NON_IT_TITLE_TERMS) + ")"
+CONTEXTUAL_IT_TITLE_PATTERN = (
+    "(?:" + "|".join(_term_pattern(term) for term in CONTEXTUAL_IT_TITLE_TERMS) + ")"
+)
+IT_DESCRIPTION_PATTERN = (
+    "(?:" + "|".join(_term_pattern(term) for term in IT_DESCRIPTION_TERMS) + ")"
+)
 _IT_TITLE_RE = re.compile(IT_TITLE_PATTERN, re.IGNORECASE)
 _NON_IT_TITLE_RE = re.compile(NON_IT_TITLE_PATTERN, re.IGNORECASE)
+_CONTEXTUAL_IT_TITLE_RE = re.compile(CONTEXTUAL_IT_TITLE_PATTERN, re.IGNORECASE)
+_IT_DESCRIPTION_RE = re.compile(IT_DESCRIPTION_PATTERN, re.IGNORECASE)
 
 
 @dataclass(frozen=True)
@@ -137,7 +196,7 @@ class ItRelevanceAssessment:
     reason: str
 
 
-def assess_it_relevance(title: str) -> ItRelevanceAssessment:
+def assess_it_relevance(title: str, description: str = "") -> ItRelevanceAssessment:
     normalized_title = normalize_token(title)
     blocked_signal = _NON_IT_TITLE_RE.search(normalized_title)
     if blocked_signal:
@@ -157,6 +216,23 @@ def assess_it_relevance(title: str) -> ItRelevanceAssessment:
             signals=signals[:4],
             reason="IT-signaal in functietitel: " + ", ".join(signals[:4]),
         )
+    contextual_title = _CONTEXTUAL_IT_TITLE_RE.search(normalized_title)
+    if contextual_title:
+        description_signal = _IT_DESCRIPTION_RE.search(normalize_token(description))
+        if description_signal:
+            return ItRelevanceAssessment(
+                relevant=True,
+                signals=(contextual_title.group(0), description_signal.group(0)),
+                reason=(
+                    "IT-context bevestigd via ambigue functietitel en vacaturetekst: "
+                    f"{contextual_title.group(0)}, {description_signal.group(0)}."
+                ),
+            )
+        return ItRelevanceAssessment(
+            relevant=False,
+            signals=(),
+            reason="Ambigue technische functietitel zonder aantoonbare IT-context.",
+        )
     return ItRelevanceAssessment(
         relevant=False,
         signals=(),
@@ -175,6 +251,10 @@ def profile_requires_it_focus(profile: SearchProfile) -> bool:
 
 def it_relevance_query(prefix: str = "") -> Q:
     """Return the database equivalent of the conservative title-led classifier."""
-    return Q(**{f"{prefix}original_title__iregex": IT_TITLE_PATTERN}) & ~Q(
+    clear_title = Q(**{f"{prefix}original_title__iregex": IT_TITLE_PATTERN})
+    contextual_title = Q(**{f"{prefix}original_title__iregex": CONTEXTUAL_IT_TITLE_PATTERN}) & Q(
+        **{f"{prefix}description_text__iregex": IT_DESCRIPTION_PATTERN}
+    )
+    return (clear_title | contextual_title) & ~Q(
         **{f"{prefix}original_title__iregex": NON_IT_TITLE_PATTERN}
     )