Here is the full list of all 35 Call of Duty: WWII achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Breach the seawall in under two minutes without taking MG fire.
Save 8 allies locked in struggle.
Disable 50 enemies using smoke grenades.
Complete the driving portion of S.O.E. without hitting any obstacles.
Protect the bombers by personally shooting down 12 enemy planes.
Rescue your allies with the Sherman while keeping your armor above 80%.
Protect the convoy by shooting down all the planes in The Rhine.
Successfully escort the pole charge engineer to the pillbox in Hill 493.
Sneak through the Dragon's Teeth undetected in Death Factory.
Collect all 33 mementos.
Cover Zussman from the church without missing a shot in Stronghold.
Request Pierson to spot enemies 25 times.
Complete the game on Veteran difficulty.
Complete the campaign.
Request Stiles to toss you grenades 15 times
Get 6 groups of enemies to surrender.
Complete Ambush.
Reach the sniper perch without being detected in Ambush.
Drag 10 allies to safety.
Complete Battle of the Bulge.
Complete Hill 493.
Request Zussman to toss you First Aid Kits 30 times.
Complete Death Factory.
Request Turner to toss you ammo 20 times.
Request Aiello to toss you signal smoke and call in mortar strikes 10 times
Complete Collateral Damage.
Complete Liberation
Spend 3 minutes using Focus in the campaign.
Sneak through the courtyard undetected in Liberation.
Complete S.O.E.
Complete Operation Cobra
Complete Stronghold.
Protect your tanks by shooting down all planes in Operation Cobra.
Save 5 allies by throwing away a live enemy grenade.
Complete D-Day.