Unclaimed profile. Built from public data on Freelancer.com — is this you? Request removal. · Claim it → instant +10 ranking points on lancerank.com/browse. Free, takes 60 seconds.
David John O. is a Freelancer specialising in PHP and Java in Canada.
Building — top 7% on LanceRank · 25 verified projects across 1 platform · 2 years active.
At a glance
David John O. is a Backend Development freelancer based in Montréal with 24 verified projects, verified Freelancer reputation, estimated LanceRank Score 49/100 (Building), 2 years active, last updated 2026-06-04 on LanceRank.
Looking for someone else?
Browse other verified backend development on LanceRank.
The proof
No verified reviews yet.
Independent trust platform. How scores work ·
“5.0 out of 5 across 24 reviews on Freelancer.com.”
— Freelancer.com aggregate
LanceRank Status
Identity verified on LanceRank · 2 of 9 trust signals
#1 in Backend Development · Canada
#1 in Backend Development · Canada
Live mirror · synced yesterday
Estimated · unclaimed